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* BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
@ 2019-07-10 17:44 Jeffrin Thalakkottoor
  2019-07-16 18:28 ` Nick Desaulniers
  0 siblings, 1 reply; 10+ messages in thread
From: Jeffrin Thalakkottoor @ 2019-07-10 17:44 UTC (permalink / raw)
  To: rostedt, andriy.shevchenko, alexander.shishkin, tobin, ndesaulniers; +Cc: lkml

hello all ,

i encountered a KASAN bug related .    here are some related information...


-------------------x-----------------------------x------------------
[   30.037312] BUG: KASAN: global-out-of-bounds in
ata_exec_internal_sg+0x50f/0xc70
[   30.037447] Read of size 16 at addr ffffffff91f41f80 by task scsi_eh_1/149


[   30.039935] The buggy address belongs to the variable:
[   30.040059]  cdb.48319+0x0/0x40

[   30.040241] Memory state around the buggy address:
[   30.040362]  ffffffff91f41e80: fa fa fa fa 00 00 fa fa fa fa fa fa
00 00 07 fa
[   30.040498]  ffffffff91f41f00: fa fa fa fa 00 00 00 00 00 00 00 03
fa fa fa fa
[   30.040628] >ffffffff91f41f80: 00 04 fa fa fa fa fa fa 00 00 fa fa
fa fa fa fa
[   30.040755]                       ^
[   30.040868]  ffffffff91f42000: 00 00 00 04 fa fa fa fa 00 fa fa fa
fa fa fa fa
[   30.041003]  ffffffff91f42080: 04 fa fa fa fa fa fa fa 00 04 fa fa
fa fa fa fa

---------------------------x--------------------------x----------------
$uname -a
Linux debian 5.2.0-rc7+ #4 SMP Tue Jul 9 02:54:07 IST 2019 x86_64 GNU/Linux
$

--------------------x----------------------------x---------------------------
(gdb) l *ata_exec_internal_sg+0x50f
0xffffffff81c7b59f is in ata_exec_internal_sg (./include/linux/string.h:359).
354 if (q_size < size)
355 __read_overflow2();
356 }
357 if (p_size < size || q_size < size)
358 fortify_panic(__func__);
359 return __builtin_memcpy(p, q, size);
360 }
361
362 __FORTIFY_INLINE void *memmove(void *p, const void *q, __kernel_size_t size)
363 {
(gdb)
--------------------------x--------------------------
GNU Make            4.2.1
Binutils            2.31.1
Util-linux          2.33.1
Mount                2.33.1
Linux C Library      2.28
Dynamic linker (ldd) 2.28
Procps              3.3.15
Kbd                  2.0.4
Console-tools        2.0.4
Sh-utils            8.30
Udev                241
---------------------x--------------------------------x
Thread model: posix
gcc version 8.3.0 (Debian 8.3.0-7)
---------------------x--------------------------------x

Please ask if more information is needed.

-- 
software engineer
rajagiri school of engineering and technology

^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-10 17:44 BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70 Jeffrin Thalakkottoor
@ 2019-07-16 18:28 ` Nick Desaulniers
  2019-07-16 18:57   ` Steven Rostedt
                     ` (2 more replies)
  0 siblings, 3 replies; 10+ messages in thread
From: Nick Desaulniers @ 2019-07-16 18:28 UTC (permalink / raw)
  To: Jeffrin Thalakkottoor
  Cc: Steven Rostedt, Andy Shevchenko, Alexander Shishkin, tobin, lkml,
	Kees Cook, Dmitry Vyukov, Alexander Potapenko

On Wed, Jul 10, 2019 at 10:44 AM Jeffrin Thalakkottoor
<jeffrin@rajagiritech.edu.in> wrote:
>
> hello all ,
>
> i encountered a KASAN bug related .    here are some related information...
>
>
> -------------------x-----------------------------x------------------
> [   30.037312] BUG: KASAN: global-out-of-bounds in
> ata_exec_internal_sg+0x50f/0xc70
> [   30.037447] Read of size 16 at addr ffffffff91f41f80 by task scsi_eh_1/149
>
>
> [   30.039935] The buggy address belongs to the variable:
> [   30.040059]  cdb.48319+0x0/0x40
>
> [   30.040241] Memory state around the buggy address:
> [   30.040362]  ffffffff91f41e80: fa fa fa fa 00 00 fa fa fa fa fa fa
> 00 00 07 fa
> [   30.040498]  ffffffff91f41f00: fa fa fa fa 00 00 00 00 00 00 00 03
> fa fa fa fa
> [   30.040628] >ffffffff91f41f80: 00 04 fa fa fa fa fa fa 00 00 fa fa
> fa fa fa fa
> [   30.040755]                       ^
> [   30.040868]  ffffffff91f42000: 00 00 00 04 fa fa fa fa 00 fa fa fa
> fa fa fa fa
> [   30.041003]  ffffffff91f42080: 04 fa fa fa fa fa fa fa 00 04 fa fa
> fa fa fa fa
>
> ---------------------------x--------------------------x----------------
> $uname -a
> Linux debian 5.2.0-rc7+ #4 SMP Tue Jul 9 02:54:07 IST 2019 x86_64 GNU/Linux
> $
>
> --------------------x----------------------------x---------------------------
> (gdb) l *ata_exec_internal_sg+0x50f
> 0xffffffff81c7b59f is in ata_exec_internal_sg (./include/linux/string.h:359).

So looks like ata_exec_internal_sg() is panic'ing when...

> 354 if (q_size < size)
> 355 __read_overflow2();
> 356 }
> 357 if (p_size < size || q_size < size)
> 358 fortify_panic(__func__);
> 359 return __builtin_memcpy(p, q, size);
> 360 }
> 361
> 362 __FORTIFY_INLINE void *memmove(void *p, const void *q, __kernel_size_t size)

...a call to memmove is made? Without having looked at the source of
ata_exec_internal_sg(), it's possible that either through inlining, or
the compiler generating a memmove, that one of the arguments was not
quite right.  I suggest spending more time isolating where this is
coming from, if you can reliably reproduce, or CC whoever wrote or
maintains the code and ask them to take a look.

The cited code looks like a check comparing that the pointer distance
is greater than the size of bytes being passed in.  I'd wager
someone's calling memmove with overlapping memory regions when they
really wanted memcpy.  Maybe a better question, is why was memmove
ever used; if there was some invariant that the memory regions
overlapped, why is that invariant no longer holding.

Anyways, sorry I don't have more time to look into this.  Thank you
for the report.

> 363 {
> (gdb)
> --------------------------x--------------------------
> GNU Make            4.2.1
> Binutils            2.31.1
> Util-linux          2.33.1
> Mount                2.33.1
> Linux C Library      2.28
> Dynamic linker (ldd) 2.28
> Procps              3.3.15
> Kbd                  2.0.4
> Console-tools        2.0.4
> Sh-utils            8.30
> Udev                241
> ---------------------x--------------------------------x
> Thread model: posix
> gcc version 8.3.0 (Debian 8.3.0-7)
> ---------------------x--------------------------------x
>
> Please ask if more information is needed.
>
> --
> software engineer
> rajagiri school of engineering and technology



-- 
Thanks,
~Nick Desaulniers

^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-16 18:28 ` Nick Desaulniers
@ 2019-07-16 18:57   ` Steven Rostedt
  2019-07-16 19:45     ` Nick Desaulniers
  2019-07-18 21:35   ` Kees Cook
  2019-07-25 21:34   ` Jeffrin Thalakkottoor
  2 siblings, 1 reply; 10+ messages in thread
From: Steven Rostedt @ 2019-07-16 18:57 UTC (permalink / raw)
  To: Nick Desaulniers
  Cc: Jeffrin Thalakkottoor, Andy Shevchenko, Alexander Shishkin,
	tobin, lkml, Kees Cook, Dmitry Vyukov, Alexander Potapenko

On Tue, 16 Jul 2019 11:28:29 -0700
Nick Desaulniers <ndesaulniers@google.com> wrote:

> The cited code looks like a check comparing that the pointer distance
> is greater than the size of bytes being passed in.  I'd wager
> someone's calling memmove with overlapping memory regions when they
> really wanted memcpy.  Maybe a better question, is why was memmove
> ever used; if there was some invariant that the memory regions
> overlapped, why is that invariant no longer holding.

I'm confused by the above statement as memmove() allows overlapping of
src and dest, where as memcpy() does not.

-- Steve

^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-16 18:57   ` Steven Rostedt
@ 2019-07-16 19:45     ` Nick Desaulniers
  0 siblings, 0 replies; 10+ messages in thread
From: Nick Desaulniers @ 2019-07-16 19:45 UTC (permalink / raw)
  To: Steven Rostedt
  Cc: Jeffrin Thalakkottoor, Andy Shevchenko, Alexander Shishkin,
	tobin, lkml, Kees Cook, Dmitry Vyukov, Alexander Potapenko

On Tue, Jul 16, 2019 at 11:57 AM Steven Rostedt <rostedt@goodmis.org> wrote:
>
> On Tue, 16 Jul 2019 11:28:29 -0700
> Nick Desaulniers <ndesaulniers@google.com> wrote:
>
> > The cited code looks like a check comparing that the pointer distance
> > is greater than the size of bytes being passed in.  I'd wager
> > someone's calling memmove with overlapping memory regions when they
> > really wanted memcpy.  Maybe a better question, is why was memmove
> > ever used; if there was some invariant that the memory regions
> > overlapped, why is that invariant no longer holding.
>
> I'm confused by the above statement as memmove() allows overlapping of
> src and dest, where as memcpy() does not.

Yes you're right; I confused the two.  From the snippet in the
original email, it looks like the body of a fortified memcpy was
provided, and a memmove declaration was below it.  So replace my
assumption of a bad call to memmove with a bad call to memcpy (which
should then make more sense, hopefully).
-- 
Thanks,
~Nick Desaulniers

^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-16 18:28 ` Nick Desaulniers
  2019-07-16 18:57   ` Steven Rostedt
@ 2019-07-18 21:35   ` Kees Cook
  2019-07-29 19:34     ` Jeffrin Thalakkottoor
  2019-07-25 21:34   ` Jeffrin Thalakkottoor
  2 siblings, 1 reply; 10+ messages in thread
From: Kees Cook @ 2019-07-18 21:35 UTC (permalink / raw)
  To: Nick Desaulniers
  Cc: Jeffrin Thalakkottoor, Steven Rostedt, Andy Shevchenko,
	Alexander Shishkin, tobin, lkml, Dmitry Vyukov,
	Alexander Potapenko

On Tue, Jul 16, 2019 at 11:28:29AM -0700, Nick Desaulniers wrote:
> On Wed, Jul 10, 2019 at 10:44 AM Jeffrin Thalakkottoor
> <jeffrin@rajagiritech.edu.in> wrote:
> >
> > hello all ,
> >
> > i encountered a KASAN bug related .    here are some related information...
> >
> >
> > -------------------x-----------------------------x------------------
> > [   30.037312] BUG: KASAN: global-out-of-bounds in
> > ata_exec_internal_sg+0x50f/0xc70
> > [   30.037447] Read of size 16 at addr ffffffff91f41f80 by task scsi_eh_1/149
> >
> >
> > [   30.039935] The buggy address belongs to the variable:
> > [   30.040059]  cdb.48319+0x0/0x40
> > (gdb) l *ata_exec_internal_sg+0x50f
> > 0xffffffff81c7b59f is in ata_exec_internal_sg (./include/linux/string.h:359).
> 
> So looks like ata_exec_internal_sg() is panic'ing when...
> 
> > 354 if (q_size < size)
> > 355 __read_overflow2();
> > 356 }
> > 357 if (p_size < size || q_size < size)
> > 358 fortify_panic(__func__);
> > 359 return __builtin_memcpy(p, q, size);

^^^ here, so within memcpy(), but after the "easy" sanity checks.

The only place where I see ata_exec_internal_sg() calling memcpy() is
here:

        /* prepare & issue qc */
        qc->tf = *tf;
        if (cdb)
                memcpy(qc->cdb, cdb, ATAPI_CDB_LEN);

the "16" is consistent with the report:

include/linux/ata.h:    ATAPI_CDB_LEN           = 16,

which matches the claim about the cdb variable from KASAN. And it's a
read, so "cdb" is wrong. Do you have a longer back trace? What called
ata_exec_internal_sg()?

ata_exec_internal() is the only caller of ata_exec_internal_sg(). Nearly
all callers of ata_exec_internal() pass a NULL cdb. Those that don't
are:

atapi_eh_tur()
	u8 cdb[ATAPI_CDB_LEN] = ...
atapi_eh_request_sense()
	u8 cdb[ATAPI_CDB_LEN] = ...

These two are on the static and correctly sized.

eject_tray()
        static const char cdb[ATAPI_CDB_LEN] = ...
zpodd_get_mech_type()
	static const char cdb[] = ...

These are both in rodata, and only the first is correctly sized. I
assume the following will fix it:


diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
index 173e6f2dd9af..eefda51f97d3 100644
--- a/drivers/ata/libata-zpodd.c
+++ b/drivers/ata/libata-zpodd.c
@@ -56,7 +56,7 @@ static enum odd_mech_type zpodd_get_mech_type(struct ata_device *dev)
 	unsigned int ret;
 	struct rm_feature_desc *desc;
 	struct ata_taskfile tf;
-	static const char cdb[] = {  GPCMD_GET_CONFIGURATION,
+	static const char cdb[ATAPI_CDB_LEN] = {  GPCMD_GET_CONFIGURATION,
 			2,      /* only 1 feature descriptor requested */
 			0, 3,   /* 3, removable medium feature */
 			0, 0, 0,/* reserved */



-- 
Kees Cook

^ permalink raw reply related	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-16 18:28 ` Nick Desaulniers
  2019-07-16 18:57   ` Steven Rostedt
  2019-07-18 21:35   ` Kees Cook
@ 2019-07-25 21:34   ` Jeffrin Thalakkottoor
  2 siblings, 0 replies; 10+ messages in thread
From: Jeffrin Thalakkottoor @ 2019-07-25 21:34 UTC (permalink / raw)
  To: Nick Desaulniers, axboe
  Cc: Steven Rostedt, Andy Shevchenko, Alexander Shishkin, tobin, lkml,
	Kees Cook, Dmitry Vyukov, Alexander Potapenko, linux-ide

hello Jens Axboe,

Please can you take a look at related code and also patch from Kees ?

On Tue, Jul 16, 2019 at 11:58 PM Nick Desaulniers
<ndesaulniers@google.com> wrote:
>
> On Wed, Jul 10, 2019 at 10:44 AM Jeffrin Thalakkottoor
> <jeffrin@rajagiritech.edu.in> wrote:
> >
> > hello all ,
> >
> > i encountered a KASAN bug related .    here are some related information...
> >
> >
> > -------------------x-----------------------------x------------------
> > [   30.037312] BUG: KASAN: global-out-of-bounds in
> > ata_exec_internal_sg+0x50f/0xc70
> > [   30.037447] Read of size 16 at addr ffffffff91f41f80 by task scsi_eh_1/149
> >
> >
> > [   30.039935] The buggy address belongs to the variable:
> > [   30.040059]  cdb.48319+0x0/0x40
> >
> > [   30.040241] Memory state around the buggy address:
> > [   30.040362]  ffffffff91f41e80: fa fa fa fa 00 00 fa fa fa fa fa fa
> > 00 00 07 fa
> > [   30.040498]  ffffffff91f41f00: fa fa fa fa 00 00 00 00 00 00 00 03
> > fa fa fa fa
> > [   30.040628] >ffffffff91f41f80: 00 04 fa fa fa fa fa fa 00 00 fa fa
> > fa fa fa fa
> > [   30.040755]                       ^
> > [   30.040868]  ffffffff91f42000: 00 00 00 04 fa fa fa fa 00 fa fa fa
> > fa fa fa fa
> > [   30.041003]  ffffffff91f42080: 04 fa fa fa fa fa fa fa 00 04 fa fa
> > fa fa fa fa
> >
> > ---------------------------x--------------------------x----------------
> > $uname -a
> > Linux debian 5.2.0-rc7+ #4 SMP Tue Jul 9 02:54:07 IST 2019 x86_64 GNU/Linux
> > $
> >
> > --------------------x----------------------------x---------------------------
> > (gdb) l *ata_exec_internal_sg+0x50f
> > 0xffffffff81c7b59f is in ata_exec_internal_sg (./include/linux/string.h:359).
>
> So looks like ata_exec_internal_sg() is panic'ing when...
>
> > 354 if (q_size < size)
> > 355 __read_overflow2();
> > 356 }
> > 357 if (p_size < size || q_size < size)
> > 358 fortify_panic(__func__);
> > 359 return __builtin_memcpy(p, q, size);
> > 360 }
> > 361
> > 362 __FORTIFY_INLINE void *memmove(void *p, const void *q, __kernel_size_t size)
>
> ...a call to memmove is made? Without having looked at the source of
> ata_exec_internal_sg(), it's possible that either through inlining, or
> the compiler generating a memmove, that one of the arguments was not
> quite right.  I suggest spending more time isolating where this is
> coming from, if you can reliably reproduce, or CC whoever wrote or
> maintains the code and ask them to take a look.
>
> The cited code looks like a check comparing that the pointer distance
> is greater than the size of bytes being passed in.  I'd wager
> someone's calling memmove with overlapping memory regions when they
> really wanted memcpy.  Maybe a better question, is why was memmove
> ever used; if there was some invariant that the memory regions
> overlapped, why is that invariant no longer holding.
>
> Anyways, sorry I don't have more time to look into this.  Thank you
> for the report.
>
> > 363 {
> > (gdb)
> > --------------------------x--------------------------
> > GNU Make            4.2.1
> > Binutils            2.31.1
> > Util-linux          2.33.1
> > Mount                2.33.1
> > Linux C Library      2.28
> > Dynamic linker (ldd) 2.28
> > Procps              3.3.15
> > Kbd                  2.0.4
> > Console-tools        2.0.4
> > Sh-utils            8.30
> > Udev                241
> > ---------------------x--------------------------------x
> > Thread model: posix
> > gcc version 8.3.0 (Debian 8.3.0-7)
> > ---------------------x--------------------------------x
> >
> > Please ask if more information is needed.
> >
> > --
> > software engineer
> > rajagiri school of engineering and technology
>
>
>
> --
> Thanks,
> ~Nick Desaulniers



-- 
software engineer
rajagiri school of engineering and technology

^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-18 21:35   ` Kees Cook
@ 2019-07-29 19:34     ` Jeffrin Thalakkottoor
  2019-07-29 19:55       ` Jens Axboe
  0 siblings, 1 reply; 10+ messages in thread
From: Jeffrin Thalakkottoor @ 2019-07-29 19:34 UTC (permalink / raw)
  To: Kees Cook
  Cc: Nick Desaulniers, Steven Rostedt, Andy Shevchenko,
	Alexander Shishkin, tobin, lkml, Dmitry Vyukov,
	Alexander Potapenko, axboe

hello Kees Cook,

i tested your fix and i think it worked like a charm !
kasan message related disappeared during boot time and it does not
show in the output of "sudo dmesg -l err"
anyway thanks a lot !

On Fri, Jul 19, 2019 at 3:05 AM Kees Cook <keescook@chromium.org> wrote:
>
> On Tue, Jul 16, 2019 at 11:28:29AM -0700, Nick Desaulniers wrote:
> > On Wed, Jul 10, 2019 at 10:44 AM Jeffrin Thalakkottoor
> > <jeffrin@rajagiritech.edu.in> wrote:
> > >
> > > hello all ,
> > >
> > > i encountered a KASAN bug related .    here are some related information...
> > >
> > >
> > > -------------------x-----------------------------x------------------
> > > [   30.037312] BUG: KASAN: global-out-of-bounds in
> > > ata_exec_internal_sg+0x50f/0xc70
> > > [   30.037447] Read of size 16 at addr ffffffff91f41f80 by task scsi_eh_1/149
> > >
> > >
> > > [   30.039935] The buggy address belongs to the variable:
> > > [   30.040059]  cdb.48319+0x0/0x40
> > > (gdb) l *ata_exec_internal_sg+0x50f
> > > 0xffffffff81c7b59f is in ata_exec_internal_sg (./include/linux/string.h:359).
> >
> > So looks like ata_exec_internal_sg() is panic'ing when...
> >
> > > 354 if (q_size < size)
> > > 355 __read_overflow2();
> > > 356 }
> > > 357 if (p_size < size || q_size < size)
> > > 358 fortify_panic(__func__);
> > > 359 return __builtin_memcpy(p, q, size);
>
> ^^^ here, so within memcpy(), but after the "easy" sanity checks.
>
> The only place where I see ata_exec_internal_sg() calling memcpy() is
> here:
>
>         /* prepare & issue qc */
>         qc->tf = *tf;
>         if (cdb)
>                 memcpy(qc->cdb, cdb, ATAPI_CDB_LEN);
>
> the "16" is consistent with the report:
>
> include/linux/ata.h:    ATAPI_CDB_LEN           = 16,
>
> which matches the claim about the cdb variable from KASAN. And it's a
> read, so "cdb" is wrong. Do you have a longer back trace? What called
> ata_exec_internal_sg()?
>
> ata_exec_internal() is the only caller of ata_exec_internal_sg(). Nearly
> all callers of ata_exec_internal() pass a NULL cdb. Those that don't
> are:
>
> atapi_eh_tur()
>         u8 cdb[ATAPI_CDB_LEN] = ...
> atapi_eh_request_sense()
>         u8 cdb[ATAPI_CDB_LEN] = ...
>
> These two are on the static and correctly sized.
>
> eject_tray()
>         static const char cdb[ATAPI_CDB_LEN] = ...
> zpodd_get_mech_type()
>         static const char cdb[] = ...
>
> These are both in rodata, and only the first is correctly sized. I
> assume the following will fix it:
>
>
> diff --git a/drivers/ata/libata-zpodd.c b/drivers/ata/libata-zpodd.c
> index 173e6f2dd9af..eefda51f97d3 100644
> --- a/drivers/ata/libata-zpodd.c
> +++ b/drivers/ata/libata-zpodd.c
> @@ -56,7 +56,7 @@ static enum odd_mech_type zpodd_get_mech_type(struct ata_device *dev)
>         unsigned int ret;
>         struct rm_feature_desc *desc;
>         struct ata_taskfile tf;
> -       static const char cdb[] = {  GPCMD_GET_CONFIGURATION,
> +       static const char cdb[ATAPI_CDB_LEN] = {  GPCMD_GET_CONFIGURATION,
>                         2,      /* only 1 feature descriptor requested */
>                         0, 3,   /* 3, removable medium feature */
>                         0, 0, 0,/* reserved */
>
>
>
> --
> Kees Cook



-- 
software engineer
rajagiri school of engineering and technology

^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-29 19:34     ` Jeffrin Thalakkottoor
@ 2019-07-29 19:55       ` Jens Axboe
  2019-07-29 20:13         ` Jeffrin Thalakkottoor
  0 siblings, 1 reply; 10+ messages in thread
From: Jens Axboe @ 2019-07-29 19:55 UTC (permalink / raw)
  To: Jeffrin Thalakkottoor, Kees Cook
  Cc: Nick Desaulniers, Steven Rostedt, Andy Shevchenko,
	Alexander Shishkin, tobin, lkml, Dmitry Vyukov,
	Alexander Potapenko

On 7/29/19 1:34 PM, Jeffrin Thalakkottoor wrote:
> hello Kees Cook,
> 
> i tested your fix and i think it worked like a charm !
> kasan message related disappeared during boot time and it does not
> show in the output of "sudo dmesg -l err"
> anyway thanks a lot !

Kees, could you send that out as a proper patch?

-- 
Jens Axboe


^ permalink raw reply	[flat|nested] 10+ messages in thread

* Re: BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
  2019-07-29 19:55       ` Jens Axboe
@ 2019-07-29 20:13         ` Jeffrin Thalakkottoor
  0 siblings, 0 replies; 10+ messages in thread
From: Jeffrin Thalakkottoor @ 2019-07-29 20:13 UTC (permalink / raw)
  To: Jens Axboe
  Cc: Kees Cook, Nick Desaulniers, Steven Rostedt, Andy Shevchenko,
	Alexander Shishkin, tobin, lkml, Dmitry Vyukov,
	Alexander Potapenko

hello Kees,

please mention  me ...
Reported-by:  Jeffrin Jose T  <jeffrin@rajagiritech.edu.in>
Tested-by: Jeffrin Jose T  <jeffrin@rajagiritech.edu.in>

On Tue, Jul 30, 2019 at 1:25 AM Jens Axboe <axboe@kernel.dk> wrote:
>
> On 7/29/19 1:34 PM, Jeffrin Thalakkottoor wrote:
> > hello Kees Cook,
> >
> > i tested your fix and i think it worked like a charm !
> > kasan message related disappeared during boot time and it does not
> > show in the output of "sudo dmesg -l err"
> > anyway thanks a lot !
>
> Kees, could you send that out as a proper patch?
>
> --
> Jens Axboe
>


-- 
software engineer
rajagiri school of engineering and technology

^ permalink raw reply	[flat|nested] 10+ messages in thread

* BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70
@ 2019-06-13 18:36 Jeffrin Thalakkottoor
  0 siblings, 0 replies; 10+ messages in thread
From: Jeffrin Thalakkottoor @ 2019-06-13 18:36 UTC (permalink / raw)
  To: axboe, jejb, martin.petersen; +Cc: lkml, linux-ide, linux-scsi

[-- Attachment #1: Type: text/plain, Size: 1092 bytes --]

hello ,


[   55.169278] ==================================================================
[   55.169899] BUG: KASAN: global-out-of-bounds in
ata_exec_internal_sg+0x50f/0xc70 [libata]
[   55.170039] Read of size 16 at addr ffffffffc0723500 by task scsi_eh_1/149


[   55.186354] The buggy address belongs to the variable:
[   55.186972]  cdb.48295+0x0/0xfffffffffffeab00 [libata]

[   55.187171] Memory state around the buggy address:
[   55.187290]  ffffffffc0723400: 00 00 fa fa fa fa fa fa 00 00 fa fa
fa fa fa fa
[   55.187417]  ffffffffc0723480: 00 00 00 00 00 00 00 00 05 fa fa fa
fa fa fa fa
[   55.187544] >ffffffffc0723500: 00 04 fa fa fa fa fa fa 00 00 fa fa
fa fa fa fa
[   55.187686]                       ^
[   55.187810]  ffffffffc0723580: 00 00 05 fa fa fa fa fa 00 00 00 00
00 00 00 00
[   55.187940]  ffffffffc0723600: 00 00 00 00 00 00 00 00 00 00 00 00
00 00 00 00
[   55.188060] ==================================================================

output of dmesg with the filename kasan.txt attached



-- 
software engineer
rajagiri school of engineering and technology

[-- Attachment #2: kasan.txt --]
[-- Type: text/plain, Size: 55072 bytes --]

[    0.000000] microcode: microcode updated early to revision 0x368, date = 2019-04-23
[    0.000000] Linux version 5.2.0-rc1+ (root@debian) (gcc version 8.3.0 (Debian 8.3.0-7)) #4 SMP Wed Jun 12 02:11:23 IST 2019
[    0.000000] Command line: BOOT_IMAGE=/boot/vmlinuz-5.2.0-rc1+ root=UUID=a054425d-89dc-4d7a-a928-e5a87f57dc8d ro quiet
[    0.000000] x86/fpu: x87 FPU will use FXSAVE
[    0.000000] BIOS-provided physical RAM map:
[    0.000000] BIOS-e820: [mem 0x0000000000000000-0x000000000009e7ff] usable
[    0.000000] BIOS-e820: [mem 0x000000000009e800-0x000000000009ffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000000e0000-0x00000000000fffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000000100000-0x000000001fffffff] usable
[    0.000000] BIOS-e820: [mem 0x0000000020000000-0x00000000201fffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000020200000-0x0000000075a76fff] usable
[    0.000000] BIOS-e820: [mem 0x0000000075a77000-0x0000000075e76fff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000075e77000-0x0000000076f76fff] ACPI NVS
[    0.000000] BIOS-e820: [mem 0x0000000076f77000-0x0000000076fb6fff] ACPI data
[    0.000000] BIOS-e820: [mem 0x0000000076fb7000-0x0000000077ffffff] usable
[    0.000000] BIOS-e820: [mem 0x000000007bc00000-0x000000007fffffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000e0000000-0x00000000e3ffffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fea00000-0x00000000feafffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fec00000-0x00000000fec00fff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fed01000-0x00000000fed01fff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fed03000-0x00000000fed03fff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fed08000-0x00000000fed09fff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fed1c000-0x00000000fed1cfff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fed80000-0x00000000fedbffff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000fee00000-0x00000000fee00fff] reserved
[    0.000000] BIOS-e820: [mem 0x00000000ffa00000-0x00000000ffffffff] reserved
[    0.000000] BIOS-e820: [mem 0x0000000100000000-0x000000017fffffff] usable
[    0.000000] NX (Execute Disable) protection: active
[    0.000000] SMBIOS 2.8 present.
[    0.000000] DMI: HP HP Notebook/80C5, BIOS F.1E 12/25/2015
[    0.000000] tsc: Detected 1600.000 MHz processor
[    0.008208] e820: update [mem 0x00000000-0x00000fff] usable ==> reserved
[    0.008218] e820: remove [mem 0x000a0000-0x000fffff] usable
[    0.008268] last_pfn = 0x180000 max_arch_pfn = 0x400000000
[    0.008280] MTRR default type: uncachable
[    0.008285] MTRR fixed ranges enabled:
[    0.008291]   00000-9FFFF write-back
[    0.008297]   A0000-BFFFF uncachable
[    0.008303]   C0000-FFFFF write-protect
[    0.008307] MTRR variable ranges enabled:
[    0.008315]   0 base 0FFC00000 mask FFFC00000 write-protect
[    0.008322]   1 base 0FFA00000 mask FFFE00000 write-protect
[    0.008329]   2 base 000000000 mask F80000000 write-back
[    0.008336]   3 base 07C000000 mask FFC000000 uncachable
[    0.008343]   4 base 07BC00000 mask FFFC00000 uncachable
[    0.008350]   5 base 100000000 mask F80000000 write-back
[    0.008353]   6 disabled
[    0.008357]   7 disabled
[    0.008971] x86/PAT: Configuration [0-7]: WB  WC  UC- UC  WB  WP  UC- WT  
[    0.009189] last_pfn = 0x78000 max_arch_pfn = 0x400000000
[    0.022987] BRK [0x134a01000, 0x134a01fff] PGTABLE
[    0.022997] BRK [0x134a02000, 0x134a02fff] PGTABLE
[    0.023002] BRK [0x134a03000, 0x134a03fff] PGTABLE
[    0.023803] BRK [0x134a04000, 0x134a04fff] PGTABLE
[    0.026435] BRK [0x134a05000, 0x134a05fff] PGTABLE
[    0.027157] BRK [0x134a06000, 0x134a06fff] PGTABLE
[    0.028226] BRK [0x134a07000, 0x134a07fff] PGTABLE
[    0.030392] RAMDISK: [mem 0x2b309000-0x3197bfff]
[    0.030419] ACPI: Early table checksum verification disabled
[    0.030754] ACPI: RSDP 0x00000000000FE020 000024 (v02 HPQOEM)
[    0.030768] ACPI: XSDT 0x0000000076FB6120 0000A4 (v01 HPQOEM SLIC-MPC 00000003 HP   01000013)
[    0.030796] ACPI: FACP 0x0000000076FAA000 00010C (v05 HPQOEM SLIC-MPC 00000003 HP   00040000)
[    0.030828] ACPI: DSDT 0x0000000076F9C000 00A70D (v02 HPQOEM SLIC-MPC 00000003 ACPI 00040000)
[    0.030848] ACPI: FACS 0x0000000076F72000 000040
[    0.030863] ACPI: TCPA 0x0000000076FB5000 000032 (v02 HPQOEM INSYDE   00000000 HP   00040000)
[    0.030883] ACPI: UEFI 0x0000000076FB4000 000236 (v01 HPQOEM INSYDE   00000001 HP   00040000)
[    0.030902] ACPI: MSDM 0x0000000076FB3000 000055 (v03 HPQOEM SLIC-MPC 00000001 HP   00040000)
[    0.030922] ACPI: UEFI 0x0000000076FB2000 000042 (v01 HPQOEM INSYDE   00000000 HP   00040000)
[    0.030941] ACPI: SSDT 0x0000000076FAB000 0066C3 (v01 HPQOEM INSYDE   00001000 ACPI 00040000)
[    0.030960] ACPI: MCFG 0x0000000076FA8000 00003C (v01 HPQOEM INSYDE   00000003 HP   00040000)
[    0.030979] ACPI: SSDT 0x0000000076FA7000 0005F4 (v01 HPQOEM CpuDptf  00000003 ACPI 00040000)
[    0.030998] ACPI: SSDT 0x0000000076F9B000 0009F8 (v01 HPQOEM DptfTab  00000003 ACPI 00040000)
[    0.031018] ACPI: SSDT 0x0000000076F9A000 000763 (v01 HPQOEM INSYDE   00003000 ACPI 00040000)
[    0.031037] ACPI: SSDT 0x0000000076F99000 000290 (v01 HPQOEM INSYDE   00003000 ACPI 00040000)
[    0.031056] ACPI: SSDT 0x0000000076F98000 00017A (v01 HPQOEM INSYDE   00003000 ACPI 00040000)
[    0.031075] ACPI: APIC 0x0000000076FA9000 000084 (v03 HPQOEM SLIC-MPC 00000003 HP   00040000)
[    0.031095] ACPI: SSDT 0x0000000076F97000 000432 (v01 HPQOEM INSYDE   00001000 ACPI 00040000)
[    0.031114] ACPI: TPM2 0x0000000076F96000 000034 (v03 HPQOEM INSYDE   00000000 HP   00040000)
[    0.031133] ACPI: FPDT 0x0000000076F95000 000044 (v01 HPQOEM SLIC-MPC 00000002 HP   00040000)
[    0.031173] ACPI: Local APIC address 0xfee00000
[    0.032105] No NUMA configuration found
[    0.032111] Faking a node at [mem 0x0000000000000000-0x000000017fffffff]
[    0.032137] NODE_DATA(0) allocated [mem 0x17fffa000-0x17fffefff]
[    0.032293] Zone ranges:
[    0.032298]   DMA      [mem 0x0000000000001000-0x0000000000ffffff]
[    0.032305]   DMA32    [mem 0x0000000001000000-0x00000000ffffffff]
[    0.032311]   Normal   [mem 0x0000000100000000-0x000000017fffffff]
[    0.032317]   Device   empty
[    0.032321] Movable zone start for each node
[    0.032324] Early memory node ranges
[    0.032330]   node   0: [mem 0x0000000000001000-0x000000000009dfff]
[    0.032335]   node   0: [mem 0x0000000000100000-0x000000001fffffff]
[    0.032340]   node   0: [mem 0x0000000020200000-0x0000000075a76fff]
[    0.032345]   node   0: [mem 0x0000000076fb7000-0x0000000077ffffff]
[    0.032350]   node   0: [mem 0x0000000100000000-0x000000017fffffff]
[    0.033151] Zeroed struct page in unavailable ranges: 6051 pages
[    0.033159] Initmem setup node 0 [mem 0x0000000000001000-0x000000017fffffff]
[    0.033170] On node 0 totalpages: 1009757
[    0.033176]   DMA zone: 64 pages used for memmap
[    0.033180]   DMA zone: 21 pages reserved
[    0.033185]   DMA zone: 3997 pages, LIFO batch:0
[    0.036630]   DMA32 zone: 7523 pages used for memmap
[    0.036637]   DMA32 zone: 481472 pages, LIFO batch:63
[    0.231511]   Normal zone: 8192 pages used for memmap
[    0.231522]   Normal zone: 524288 pages, LIFO batch:63
[    0.626178] kasan: KernelAddressSanitizer initialized
[    0.626216] Reserving Intel graphics memory at [mem 0x7c800000-0x7e7fffff]
[    0.626384] ACPI: PM-Timer IO Port: 0x408
[    0.626395] ACPI: Local APIC address 0xfee00000
[    0.626429] ACPI: LAPIC_NMI (acpi_id[0x01] high level lint[0x1])
[    0.626435] ACPI: LAPIC_NMI (acpi_id[0x02] high level lint[0x1])
[    0.626439] ACPI: LAPIC_NMI (acpi_id[0x03] high level lint[0x1])
[    0.626444] ACPI: LAPIC_NMI (acpi_id[0x04] high level lint[0x1])
[    0.626479] IOAPIC[0]: apic_id 1, version 32, address 0xfec00000, GSI 0-114
[    0.626491] ACPI: INT_SRC_OVR (bus 0 bus_irq 0 global_irq 2 dfl dfl)
[    0.626500] ACPI: INT_SRC_OVR (bus 0 bus_irq 9 global_irq 9 high level)
[    0.626508] ACPI: IRQ0 used by override.
[    0.626514] ACPI: IRQ9 used by override.
[    0.626526] Using ACPI (MADT) for SMP configuration information
[    0.626540] smpboot: Allowing 4 CPUs, 2 hotplug CPUs
[    0.626730] PM: Registered nosave memory: [mem 0x00000000-0x00000fff]
[    0.626746] PM: Registered nosave memory: [mem 0x0009e000-0x0009efff]
[    0.626750] PM: Registered nosave memory: [mem 0x0009f000-0x0009ffff]
[    0.626754] PM: Registered nosave memory: [mem 0x000a0000-0x000dffff]
[    0.626758] PM: Registered nosave memory: [mem 0x000e0000-0x000fffff]
[    0.626773] PM: Registered nosave memory: [mem 0x20000000-0x201fffff]
[    0.626787] PM: Registered nosave memory: [mem 0x75a77000-0x75e76fff]
[    0.626792] PM: Registered nosave memory: [mem 0x75e77000-0x76f76fff]
[    0.626796] PM: Registered nosave memory: [mem 0x76f77000-0x76fb6fff]
[    0.626811] PM: Registered nosave memory: [mem 0x78000000-0x7bbfffff]
[    0.626815] PM: Registered nosave memory: [mem 0x7bc00000-0x7fffffff]
[    0.626819] PM: Registered nosave memory: [mem 0x80000000-0xdfffffff]
[    0.626823] PM: Registered nosave memory: [mem 0xe0000000-0xe3ffffff]
[    0.626827] PM: Registered nosave memory: [mem 0xe4000000-0xfe9fffff]
[    0.626831] PM: Registered nosave memory: [mem 0xfea00000-0xfeafffff]
[    0.626835] PM: Registered nosave memory: [mem 0xfeb00000-0xfebfffff]
[    0.626840] PM: Registered nosave memory: [mem 0xfec00000-0xfec00fff]
[    0.626844] PM: Registered nosave memory: [mem 0xfec01000-0xfed00fff]
[    0.626848] PM: Registered nosave memory: [mem 0xfed01000-0xfed01fff]
[    0.626852] PM: Registered nosave memory: [mem 0xfed02000-0xfed02fff]
[    0.626856] PM: Registered nosave memory: [mem 0xfed03000-0xfed03fff]
[    0.626860] PM: Registered nosave memory: [mem 0xfed04000-0xfed07fff]
[    0.626864] PM: Registered nosave memory: [mem 0xfed08000-0xfed09fff]
[    0.626868] PM: Registered nosave memory: [mem 0xfed0a000-0xfed1bfff]
[    0.626872] PM: Registered nosave memory: [mem 0xfed1c000-0xfed1cfff]
[    0.626876] PM: Registered nosave memory: [mem 0xfed1d000-0xfed7ffff]
[    0.626880] PM: Registered nosave memory: [mem 0xfed80000-0xfedbffff]
[    0.626885] PM: Registered nosave memory: [mem 0xfedc0000-0xfedfffff]
[    0.626889] PM: Registered nosave memory: [mem 0xfee00000-0xfee00fff]
[    0.626893] PM: Registered nosave memory: [mem 0xfee01000-0xff9fffff]
[    0.626897] PM: Registered nosave memory: [mem 0xffa00000-0xffffffff]
[    0.626909] [mem 0x80000000-0xdfffffff] available for PCI devices
[    0.626914] Booting paravirtualized kernel on bare hardware
[    0.626927] clocksource: refined-jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645519600211568 ns
[    2.112476] setup_percpu: NR_CPUS:512 nr_cpumask_bits:512 nr_cpu_ids:4 nr_node_ids:1
[    2.113804] percpu: Embedded 61 pages/cpu s212888 r8192 d28776 u524288
[    2.113875] pcpu-alloc: s212888 r8192 d28776 u524288 alloc=1*2097152
[    2.113881] pcpu-alloc: [0] 0 1 2 3 
[    2.114063] Built 1 zonelists, mobility grouping on.  Total pages: 993957
[    2.114068] Policy zone: Normal
[    2.114078] Kernel command line: BOOT_IMAGE=/boot/vmlinuz-5.2.0-rc1+ root=UUID=a054425d-89dc-4d7a-a928-e5a87f57dc8d ro quiet
[    2.145060] Calgary: detecting Calgary via BIOS EBDA area
[    2.145097] Calgary: Unable to locate Rio Grande table in EBDA - bailing!
[    2.432483] Memory: 3196292K/4039028K available (20484K kernel code, 19327K rwdata, 10672K rodata, 2236K init, 16444K bss, 842736K reserved, 0K cma-reserved)
[    2.435863] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    2.435994] Kernel/User page tables isolation: enabled
[    2.436125] ftrace: allocating 33588 entries in 132 pages
[    2.502846] rcu: Hierarchical RCU implementation.
[    2.502855] rcu: 	RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=4.
[    2.502862] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[    2.502866] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[    2.559486] NR_IRQS: 33024, nr_irqs: 1024, preallocated irqs: 16
[    2.560969] random: get_random_bytes called from start_kernel+0x626/0xa45 with crng_init=0
[    2.564893] Console: colour VGA+ 80x25
[    2.564910] printk: console [tty0] enabled
[    2.565182] ACPI: Core revision 20190509
[    2.569559] APIC: Switch to symmetric I/O mode setup
[    2.573990] ..TIMER: vector=0x30 apic1=0 pin1=2 apic2=-1 pin2=-1
[    2.593521] clocksource: tsc-early: mask: 0xffffffffffffffff max_cycles: 0x171024fa93b, max_idle_ns: 440795253189 ns
[    2.593546] Calibrating delay loop (skipped), value calculated using timer frequency.. 3200.00 BogoMIPS (lpj=6400000)
[    2.593559] pid_max: default: 32768 minimum: 301
[    2.594624] LSM: Security Framework initializing
[    2.594897] Yama: becoming mindful.
[    2.595141] SELinux:  Initializing.
[    2.595904] *** VALIDATE SELinux ***
[    2.595944] TOMOYO Linux initialized
[    2.599618] Dentry cache hash table entries: 524288 (order: 10, 4194304 bytes)
[    2.601606] Inode-cache hash table entries: 262144 (order: 9, 2097152 bytes)
[    2.601973] Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
[    2.602154] Mountpoint-cache hash table entries: 8192 (order: 4, 65536 bytes)
[    2.606055] *** VALIDATE proc ***
[    2.607715] *** VALIDATE cgroup1 ***
[    2.607725] *** VALIDATE cgroup2 ***
[    2.608231] mce: CPU0: Thermal monitoring enabled (TM1)
[    2.608243] process: using mwait in idle threads
[    2.608259] Last level iTLB entries: 4KB 48, 2MB 0, 4MB 0
[    2.608264] Last level dTLB entries: 4KB 256, 2MB 16, 4MB 16, 1GB 0
[    2.608273] Spectre V2 : Mitigation: Full generic retpoline
[    2.608276] Spectre V2 : Spectre v2 / SpectreRSB mitigation: Filling RSB on context switch
[    2.608279] Spectre V2 : Enabling Restricted Speculation for firmware calls
[    2.608294] Spectre V2 : mitigation: Enabling conditional Indirect Branch Prediction Barrier
[    2.608307] MDS: Mitigation: Clear CPU buffers
[    2.609024] Freeing SMP alternatives memory: 20K
[    2.619063] TSC deadline timer enabled
[    2.619077] smpboot: CPU0: Intel(R) Celeron(R) CPU  N3050  @ 1.60GHz (family: 0x6, model: 0x4c, stepping: 0x3)
[    2.621198] Performance Events: PEBS fmt2+, 8-deep LBR, Silvermont events, 8-deep LBR, full-width counters, Intel PMU driver.
[    2.621361] ... version:                3
[    2.621366] ... bit width:              40
[    2.621368] ... generic registers:      2
[    2.621373] ... value mask:             000000ffffffffff
[    2.621376] ... max period:             0000007fffffffff
[    2.621379] ... fixed-purpose events:   3
[    2.621382] ... event mask:             0000000700000003
[    2.621533] rcu: Hierarchical SRCU implementation.
[    2.628531] NMI watchdog: Enabled. Permanently consumes one hw-PMU counter.
[    2.629809] smp: Bringing up secondary CPUs ...
[    2.631991] x86: Booting SMP configuration:
[    2.631997] .... node  #0, CPUs:      #1
[    2.678738] smp: Brought up 1 node, 2 CPUs
[    2.678738] smpboot: Max logical packages: 2
[    2.678738] smpboot: Total of 2 processors activated (6400.00 BogoMIPS)
[    2.687958] devtmpfs: initialized
[    2.691506] x86/mm: Memory block size: 128MB
[    2.715818] version magic: 0x4138332a
[    2.730942] PM: Registering ACPI NVS region [mem 0x75e77000-0x76f76fff] (17825792 bytes)
[    2.823370] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    2.823494] futex hash table entries: 1024 (order: 4, 65536 bytes)
[    2.824949] pinctrl core: initialized pinctrl subsystem
[    2.832267] NET: Registered protocol family 16
[    2.836650] audit: initializing netlink subsys (disabled)
[    2.837249] audit: type=2000 audit(1560375786.264:1): state=initialized audit_enabled=0 res=1
[    2.843188] cpuidle: using governor ladder
[    2.843230] cpuidle: using governor menu
[    2.843795] ACPI: bus type PCI registered
[    2.843803] acpiphp: ACPI Hot Plug PCI Controller Driver version: 0.5
[    2.845880] PCI: MMCONFIG for domain 0000 [bus 00-3f] at [mem 0xe0000000-0xe3ffffff] (base 0xe0000000)
[    2.846031] PCI: MMCONFIG at [mem 0xe0000000-0xe3ffffff] reserved in E820
[    2.846197] PCI: Using configuration type 1 for base access
[    2.851474] ENERGY_PERF_BIAS: Set to 'normal', was 'performance'
[    2.899123] HugeTLB registered 2.00 MiB page size, pre-allocated 0 pages
[    5.891159] alg: No test for lzo-rle (lzo-rle-generic)
[    5.894947] alg: No test for lzo-rle (lzo-rle-scomp)
[    5.905050] ACPI: Added _OSI(Module Device)
[    5.905057] ACPI: Added _OSI(Processor Device)
[    5.905063] ACPI: Added _OSI(3.0 _SCP Extensions)
[    5.905068] ACPI: Added _OSI(Processor Aggregator Device)
[    5.905135] ACPI: Added _OSI(Linux-Dell-Video)
[    5.905197] ACPI: Added _OSI(Linux-Lenovo-NV-HDMI-Audio)
[    5.905259] ACPI: Added _OSI(Linux-HPI-Hybrid-Graphics)
[    7.042116] ACPI: 8 ACPI AML tables successfully acquired and loaded
[    7.141451] ACPI: Dynamic OEM Table Load:
[    7.141507] ACPI: SSDT 0xFFFF88815AAE2A80 000634 (v01 PmRef  Cpu0Ist  00003000 INTL 20130117)
[    7.199069] ACPI: Dynamic OEM Table Load:
[    7.199118] ACPI: SSDT 0xFFFF88815A105A00 0003A5 (v01 PmRef  Cpu0Cst  00003001 INTL 20130117)
[    7.259138] ACPI: Dynamic OEM Table Load:
[    7.259182] ACPI: SSDT 0xFFFF88815A65A800 00015F (v01 PmRef  ApIst    00003000 INTL 20130117)
[    7.278863] ACPI: Dynamic OEM Table Load:
[    7.278904] ACPI: SSDT 0xFFFF88815A5DD200 00008D (v01 PmRef  ApCst    00003000 INTL 20130117)
[    7.323451] ACPI: EC: EC started
[    7.323457] ACPI: EC: interrupt blocked
[    7.371886] ACPI: \_SB_.PCI0.LPCB.EC0_: Used as first EC
[    7.371948] ACPI: \_SB_.PCI0.LPCB.EC0_: GPE=0x16, EC_CMD/EC_SC=0x66, EC_DATA=0x62
[    7.372002] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions
[    7.372018] ACPI: Interpreter enabled
[    7.372751] ACPI: (supports S0 S3 S4 S5)
[    7.372758] ACPI: Using IOAPIC for interrupt routing
[    7.374278] PCI: Using host bridge windows from ACPI; if necessary, use "pci=nocrs" and report a bug
[    7.410564] ACPI: Enabled 8 GPEs in block 00 to 3F
[    7.536050] ACPI: Power Resource [USBC] (on)
[    7.816862] ACPI: Power Resource [CLK0] (on)
[    7.819607] ACPI: Power Resource [CLK1] (on)
[    8.041477] ACPI: Power Resource [ID3C] (off)
[    8.324404] ACPI: Power Resource [FN00] (off)
[    8.355706] ACPI: PCI Root Bridge [PCI0] (domain 0000 [bus 00-ff])
[    8.355859] acpi PNP0A08:00: _OSC: OS supports [ExtendedConfig ASPM ClockPM Segments MSI HPX-Type3]
[    8.361369] acpi PNP0A08:00: _OSC failed (AE_ERROR); disabling ASPM
[    8.362183] acpi PNP0A08:00: [Firmware Info]: MMCONFIG for domain 0000 [bus 00-3f] only partially covers this bridge
[    8.410026] PCI host bridge to bus 0000:00
[    8.410084] pci_bus 0000:00: root bus resource [io  0x0070-0x0077]
[    8.410133] pci_bus 0000:00: root bus resource [io  0x0000-0x006f window]
[    8.410180] pci_bus 0000:00: root bus resource [io  0x0078-0x0cf7 window]
[    8.410227] pci_bus 0000:00: root bus resource [io  0x0d00-0xffff window]
[    8.410274] pci_bus 0000:00: root bus resource [mem 0x000a0000-0x000bffff window]
[    8.410320] pci_bus 0000:00: root bus resource [mem 0x000c0000-0x000dffff window]
[    8.410366] pci_bus 0000:00: root bus resource [mem 0x000e0000-0x000fffff window]
[    8.410413] pci_bus 0000:00: root bus resource [mem 0x80000000-0xdfffffff window]
[    8.410462] pci_bus 0000:00: root bus resource [bus 00-ff]
[    8.410565] pci 0000:00:00.0: [8086:2280] type 00 class 0x060000
[    8.423382] pci 0000:00:02.0: [8086:22b1] type 00 class 0x030000
[    8.423446] pci 0000:00:02.0: reg 0x10: [mem 0x90000000-0x90ffffff 64bit]
[    8.423477] pci 0000:00:02.0: reg 0x18: [mem 0x80000000-0x8fffffff 64bit pref]
[    8.423500] pci 0000:00:02.0: reg 0x20: [io  0x3000-0x303f]
[    8.434086] pci 0000:00:0b.0: [8086:22dc] type 00 class 0x118000
[    8.434147] pci 0000:00:0b.0: reg 0x10: [mem 0x91514000-0x91514fff 64bit]
[    8.444750] pci 0000:00:13.0: [8086:22a3] type 00 class 0x010601
[    8.444850] pci 0000:00:13.0: reg 0x20: [io  0x3060-0x307f]
[    8.444875] pci 0000:00:13.0: reg 0x24: [mem 0x91515000-0x915157ff]
[    8.445255] pci 0000:00:13.0: PME# supported from D3hot
[    8.458414] pci 0000:00:14.0: [8086:22b5] type 00 class 0x0c0330
[    8.458485] pci 0000:00:14.0: reg 0x10: [mem 0x91500000-0x9150ffff 64bit]
[    8.458922] pci 0000:00:14.0: PME# supported from D3hot D3cold
[    8.471325] pci 0000:00:1a.0: [8086:2298] type 00 class 0x108000
[    8.471378] pci 0000:00:1a.0: reg 0x10: [mem 0x91400000-0x914fffff]
[    8.471403] pci 0000:00:1a.0: reg 0x14: [mem 0x91300000-0x913fffff]
[    8.471827] pci 0000:00:1a.0: PME# supported from D0 D3hot
[    8.482270] pci 0000:00:1b.0: [8086:2284] type 00 class 0x040300
[    8.482331] pci 0000:00:1b.0: reg 0x10: [mem 0x91510000-0x91513fff 64bit]
[    8.482759] pci 0000:00:1b.0: PME# supported from D0 D3hot D3cold
[    8.493160] pci 0000:00:1c.0: [8086:22c8] type 01 class 0x060400
[    8.493709] pci 0000:00:1c.0: PME# supported from D0 D3hot D3cold
[    8.504314] pci 0000:00:1c.2: [8086:22cc] type 01 class 0x060400
[    8.504852] pci 0000:00:1c.2: PME# supported from D0 D3hot D3cold
[    8.515446] pci 0000:00:1c.3: [8086:22ce] type 01 class 0x060400
[    8.515972] pci 0000:00:1c.3: PME# supported from D0 D3hot D3cold
[    8.526737] pci 0000:00:1f.0: [8086:229c] type 00 class 0x060100
[    8.537339] pci 0000:00:1f.3: [8086:2292] type 00 class 0x0c0500
[    8.537432] pci 0000:00:1f.3: reg 0x10: [mem 0x91516000-0x9151601f]
[    8.537561] pci 0000:00:1f.3: reg 0x20: [io  0x3040-0x305f]
[    8.550518] pci 0000:00:1c.0: PCI bridge to [bus 01]
[    8.552987] pci 0000:02:00.0: [10ec:b723] type 00 class 0x028000
[    8.553079] pci 0000:02:00.0: reg 0x10: [io  0x2000-0x20ff]
[    8.553149] pci 0000:02:00.0: reg 0x18: [mem 0x91200000-0x91203fff 64bit]
[    8.554141] pci 0000:02:00.0: supports D1 D2
[    8.554152] pci 0000:02:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[    8.557691] pci 0000:00:1c.2: PCI bridge to [bus 02]
[    8.557707] pci 0000:00:1c.2:   bridge window [io  0x2000-0x2fff]
[    8.557721] pci 0000:00:1c.2:   bridge window [mem 0x91200000-0x912fffff]
[    8.560159] pci 0000:03:00.0: [10ec:8136] type 00 class 0x020000
[    8.560226] pci 0000:03:00.0: reg 0x10: [io  0x1000-0x10ff]
[    8.560281] pci 0000:03:00.0: reg 0x18: [mem 0x91100000-0x91100fff 64bit]
[    8.560318] pci 0000:03:00.0: reg 0x20: [mem 0x91000000-0x91003fff 64bit pref]
[    8.561244] pci 0000:03:00.0: supports D1 D2
[    8.561254] pci 0000:03:00.0: PME# supported from D0 D1 D2 D3hot D3cold
[    8.564723] pci 0000:00:1c.3: PCI bridge to [bus 03]
[    8.564739] pci 0000:00:1c.3:   bridge window [io  0x1000-0x1fff]
[    8.564754] pci 0000:00:1c.3:   bridge window [mem 0x91100000-0x911fffff]
[    8.564771] pci 0000:00:1c.3:   bridge window [mem 0x91000000-0x910fffff 64bit pref]
[    8.673585] ACPI: PCI Interrupt Link [LNKA] (IRQs 3 4 5 6 10 11 12 14 15) *7
[    8.680943] ACPI: PCI Interrupt Link [LNKB] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
[    8.688371] ACPI: PCI Interrupt Link [LNKC] (IRQs 3 4 5 6 10 11 12 14 15) *7
[    8.695826] ACPI: PCI Interrupt Link [LNKD] (IRQs 3 4 5 6 *10 11 12 14 15)
[    8.703299] ACPI: PCI Interrupt Link [LNKE] (IRQs 3 4 5 6 10 *11 12 14 15)
[    8.710784] ACPI: PCI Interrupt Link [LNKF] (IRQs 3 4 5 6 *10 11 12 14 15)
[    8.718241] ACPI: PCI Interrupt Link [LNKG] (IRQs 3 4 5 6 10 *11 12 14 15)
[    8.725618] ACPI: PCI Interrupt Link [LNKH] (IRQs 3 4 5 6 10 11 12 14 15) *0, disabled.
[    8.764646] ACPI: EC: interrupt unblocked
[    8.764698] ACPI: EC: event unblocked
[    8.764868] ACPI: \_SB_.PCI0.LPCB.EC0_: GPE=0x16, EC_CMD/EC_SC=0x66, EC_DATA=0x62
[    8.764948] ACPI: \_SB_.PCI0.LPCB.EC0_: Boot DSDT EC used to handle transactions and events
[    8.767574] pci 0000:00:02.0: vgaarb: setting as boot VGA device
[    8.767574] pci 0000:00:02.0: vgaarb: VGA device added: decodes=io+mem,owns=io+mem,locks=none
[    8.767574] pci 0000:00:02.0: vgaarb: bridge control possible
[    8.767574] vgaarb: loaded
[    8.782285] pps_core: LinuxPPS API ver. 1 registered
[    8.782312] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    8.783861] PTP clock support registered
[    8.785319] EDAC MC: Ver: 3.0.0
[    8.799088] PCI: Using ACPI for IRQ routing
[    8.801575] PCI: pci_cache_line_size set to 64 bytes
[    8.801723] e820: reserve RAM buffer [mem 0x0009e800-0x0009ffff]
[    8.801892] e820: reserve RAM buffer [mem 0x75a77000-0x77ffffff]
[    8.838631] clocksource: Switched to clocksource tsc-early
[   10.539960] VFS: Disk quotas dquot_6.6.0
[   10.540630] VFS: Dquot-cache hash table entries: 512 (order 0, 4096 bytes)
[   10.543222] *** VALIDATE hugetlbfs ***
[   10.548720] pnp: PnP ACPI init
[   10.558432] system 00:00: [io  0x0680-0x069f] has been reserved
[   10.558751] system 00:00: [io  0x0400-0x047f] has been reserved
[   10.559064] system 00:00: [io  0x0500-0x05fe] has been reserved
[   10.559577] system 00:00: Plug and Play ACPI device, IDs PNP0c02 (active)
[   10.573327] pnp 00:01: Plug and Play ACPI device, IDs PNP0501 (active)
[   10.579413] pnp 00:02: Plug and Play ACPI device, IDs PNP0303 (active)
[   10.585385] pnp 00:03: Plug and Play ACPI device, IDs SYN1efb PNP0f13 (active)
[   10.933059] system 00:04: Plug and Play ACPI device, IDs PNP0c02 (active)
[   10.951696] system 00:05: [mem 0xe0000000-0xefffffff] could not be reserved
[   10.952018] system 00:05: [mem 0xfea00000-0xfeafffff] has been reserved
[   10.952380] system 00:05: [mem 0xfed01000-0xfed01fff] has been reserved
[   10.952694] system 00:05: [mem 0xfed03000-0xfed03fff] has been reserved
[   10.953006] system 00:05: [mem 0xfed06000-0xfed06fff] has been reserved
[   10.953319] system 00:05: [mem 0xfed08000-0xfed09fff] has been reserved
[   10.953716] system 00:05: [mem 0xfed80000-0xfedbffff] has been reserved
[   10.954036] system 00:05: [mem 0xfed1c000-0xfed1cfff] has been reserved
[   10.954349] system 00:05: [mem 0xfedf0000-0xfedf0fff] has been reserved
[   10.954800] system 00:05: [mem 0xfee00000-0xfeefffff] could not be reserved
[   10.955306] system 00:05: Plug and Play ACPI device, IDs PNP0c02 (active)
[   10.995957] pnp 00:06: Plug and Play ACPI device, IDs PNP0b00 (active)
[   11.043699] pnp: PnP ACPI: found 7 devices
[   11.246543] clocksource: acpi_pm: mask: 0xffffff max_cycles: 0xffffff, max_idle_ns: 2085701024 ns
[   11.246731] pci 0000:00:1c.0: bridge window [io  0x1000-0x0fff] to [bus 01] add_size 1000
[   11.246874] pci 0000:00:1c.0: bridge window [mem 0x00100000-0x000fffff 64bit pref] to [bus 01] add_size 200000 add_align 100000
[   11.247008] pci 0000:00:1c.0: bridge window [mem 0x00100000-0x000fffff] to [bus 01] add_size 200000 add_align 100000
[   11.247648] pci 0000:00:1c.0: BAR 14: assigned [mem 0x91600000-0x917fffff]
[   11.247783] pci 0000:00:1c.0: BAR 15: assigned [mem 0x91800000-0x919fffff 64bit pref]
[   11.247844] pci 0000:00:1c.0: BAR 13: assigned [io  0x4000-0x4fff]
[   11.248257] pci 0000:00:1c.0: PCI bridge to [bus 01]
[   11.248297] pci 0000:00:1c.0:   bridge window [io  0x4000-0x4fff]
[   11.248339] pci 0000:00:1c.0:   bridge window [mem 0x91600000-0x917fffff]
[   11.248378] pci 0000:00:1c.0:   bridge window [mem 0x91800000-0x919fffff 64bit pref]
[   11.248422] pci 0000:00:1c.2: PCI bridge to [bus 02]
[   11.248455] pci 0000:00:1c.2:   bridge window [io  0x2000-0x2fff]
[   11.248495] pci 0000:00:1c.2:   bridge window [mem 0x91200000-0x912fffff]
[   11.248545] pci 0000:00:1c.3: PCI bridge to [bus 03]
[   11.248577] pci 0000:00:1c.3:   bridge window [io  0x1000-0x1fff]
[   11.248616] pci 0000:00:1c.3:   bridge window [mem 0x91100000-0x911fffff]
[   11.248655] pci 0000:00:1c.3:   bridge window [mem 0x91000000-0x910fffff 64bit pref]
[   11.248700] pci_bus 0000:00: resource 4 [io  0x0070-0x0077]
[   11.248731] pci_bus 0000:00: resource 5 [io  0x0000-0x006f window]
[   11.248760] pci_bus 0000:00: resource 6 [io  0x0078-0x0cf7 window]
[   11.248789] pci_bus 0000:00: resource 7 [io  0x0d00-0xffff window]
[   11.248818] pci_bus 0000:00: resource 8 [mem 0x000a0000-0x000bffff window]
[   11.248848] pci_bus 0000:00: resource 9 [mem 0x000c0000-0x000dffff window]
[   11.248877] pci_bus 0000:00: resource 10 [mem 0x000e0000-0x000fffff window]
[   11.248908] pci_bus 0000:00: resource 11 [mem 0x80000000-0xdfffffff window]
[   11.248937] pci_bus 0000:01: resource 0 [io  0x4000-0x4fff]
[   11.248965] pci_bus 0000:01: resource 1 [mem 0x91600000-0x917fffff]
[   11.248995] pci_bus 0000:01: resource 2 [mem 0x91800000-0x919fffff 64bit pref]
[   11.249023] pci_bus 0000:02: resource 0 [io  0x2000-0x2fff]
[   11.249051] pci_bus 0000:02: resource 1 [mem 0x91200000-0x912fffff]
[   11.249080] pci_bus 0000:03: resource 0 [io  0x1000-0x1fff]
[   11.249107] pci_bus 0000:03: resource 1 [mem 0x91100000-0x911fffff]
[   11.249138] pci_bus 0000:03: resource 2 [mem 0x91000000-0x910fffff 64bit pref]
[   11.266432] NET: Registered protocol family 2
[   11.278333] tcp_listen_portaddr_hash hash table entries: 2048 (order: 3, 32768 bytes)
[   11.279405] TCP established hash table entries: 32768 (order: 6, 262144 bytes)
[   11.282368] TCP bind hash table entries: 32768 (order: 7, 524288 bytes)
[   11.284442] TCP: Hash tables configured (established 32768 bind 32768)
[   11.287486] UDP hash table entries: 2048 (order: 4, 65536 bytes)
[   11.288343] UDP-Lite hash table entries: 2048 (order: 4, 65536 bytes)
[   11.294980] NET: Registered protocol family 1
[   11.295611] pci 0000:00:02.0: Video device with shadowed ROM at [mem 0x000c0000-0x000dffff]
[   11.342390] pci 0000:00:14.0: quirk_usb_early_handoff+0x0/0xd93 took 45442 usecs
[   11.342921] PCI: CLS 64 bytes, default 64
[   11.347281] Unpacking initramfs...
[   45.200383] Freeing initrd memory: 104908K
[   45.200401] PCI-DMA: Using software bounce buffering for IO (SWIOTLB)
[   45.200409] software IO TLB: mapped [mem 0x71a77000-0x75a77000] (64MB)
[   45.200679] clocksource: tsc: mask: 0xffffffffffffffff max_cycles: 0x171024fa93b, max_idle_ns: 440795253189 ns
[   45.200833] clocksource: Switched to clocksource tsc
[   47.952952] Initialise system trusted keyrings
[   47.954199] workingset: timestamp_bits=40 max_order=20 bucket_order=0
[   48.061094] zbud: loaded
[   48.081280] Key type asymmetric registered
[   48.081289] Asymmetric key parser 'x509' registered
[   48.081633] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 247)
[   48.082514] io scheduler mq-deadline registered
[   48.116608] shpchp: Standard Hot Plug PCI Controller Driver version: 0.4
[   48.117105] intel_idle: MWAIT substates: 0x33000020
[   48.117111] intel_idle: v0.4.1 model 0x4C
[   48.127207] intel_idle: lapic_timer_reliable_states 0xffffffff
[   48.297723] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[   48.319409] 00:01: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a 16550A
[   48.333351] Linux agpgart interface v0.103
[   48.334830] AMD-Vi: AMD IOMMUv2 driver by Joerg Roedel <jroedel@suse.de>
[   48.334835] AMD-Vi: AMD IOMMUv2 functionality not available on this system
[   48.339678] [drm] Initialized vgem 1.0.0 20120112 for vgem on minor 0
[   48.348243] i8042: PNP: PS/2 Controller [PNP0303:PS2K,PNP0f13:PS2M] at 0x60,0x64 irq 1,12
[   48.369440] serio: i8042 KBD port at 0x60,0x64 irq 1
[   48.369580] serio: i8042 AUX port at 0x60,0x64 irq 12
[   48.373528] mousedev: PS/2 mouse device common for all mice
[   48.374956] rtc_cmos 00:06: RTC can wake from S4
[   48.375693] rtc rtc0: alarm rollover: day
[   48.377270] rtc_cmos 00:06: char device (252:0)
[   48.377314] rtc_cmos 00:06: registered as rtc0
[   48.378367] rtc_cmos 00:06: alarms up to one month, y3k, 242 bytes nvram
[   48.381378] rtc-test rtc-test.0: char device (252:1)
[   48.381391] rtc-test rtc-test.0: registered as rtc1
[   48.409555] rtc rtc2: invalid alarm value: 18446744073704833230-12-19T11:20:22
[   48.418131] input: AT Translated Set 2 keyboard as /devices/platform/i8042/serio0/input/input0
[   48.419639] rtc-test rtc-test.1: char device (252:2)
[   48.419699] rtc-test rtc-test.1: registered as rtc2
[   48.507101] rtc rtc3: invalid alarm value: 18446744073704833230-12-19T11:20:22
[   48.511405] rtc-test rtc-test.2: char device (252:3)
[   48.511442] rtc-test rtc-test.2: registered as rtc3
[   48.511918] intel_pstate: Intel P-state driver initializing
[   48.517844] ledtrig-cpu: registered to indicate activity on CPUs
[   48.549246] NET: Registered protocol family 10
[   48.690129] Segment Routing with IPv6
[   48.690880] mip6: Mobile IPv6
[   48.691253] NET: Registered protocol family 17
[   48.691430] mpls_gso: MPLS GSO support
[   48.697540] mce: Using 6 MCE banks
[   48.698913] microcode: sig=0x406c3, pf=0x1, revision=0x368
[   48.700791] microcode: Microcode Update Driver: v2.2.
[   48.701066] sched_clock: Marking stable (48691548925, 8934387)->(48761416050, -60932738)
[   48.710985] registered taskstats version 1
[   48.710992] Loading compiled-in X.509 certificates
[   48.712018] zswap: loaded using pool lzo/zbud
[   48.744547] rtc_cmos 00:06: setting system clock to 2019-06-12T21:43:52 UTC (1560375832)
[   48.801189] Freeing unused kernel image memory: 2236K
[   48.813976] Write protecting the kernel read-only data: 34816k
[   48.818961] Freeing unused kernel image memory: 2036K
[   48.822479] Freeing unused kernel image memory: 1616K
[   49.033980] x86/mm: Checked W+X mappings: passed, no W+X pages found.
[   49.034215] x86/mm: Checking user space page tables
[   49.139047] x86/mm: Checked W+X mappings: passed, no W+X pages found.
[   49.139081] Run /init as init process
[   51.955442] video: module verification failed: signature and/or required key missing - tainting kernel
[   52.903401] i801_smbus 0000:00:1f.3: SMBus using PCI interrupt
[   53.200434] r8169 0000:03:00.0: can't disable ASPM; OS doesn't have ASPM control
[   53.457208] libphy: r8169: probed
[   53.590518] r8169 0000:03:00.0 eth0: RTL8106e, 70:5a:0f:b9:d8:5c, XID 449, IRQ 118
[   53.748342] SCSI subsystem initialized
[   53.824490] ACPI: bus type USB registered
[   53.839964] usbcore: registered new interface driver usbfs
[   53.841285] usbcore: registered new interface driver hub
[   53.851865] usbcore: registered new device driver usb
[   53.862664] thermal LNXTHERM:00: registered as thermal_zone0
[   53.862678] ACPI: Thermal Zone [TZ01] (27 C)
[   54.012196] thermal LNXTHERM:01: registered as thermal_zone1
[   54.012210] ACPI: Thermal Zone [TZ02] (28 C)
[   54.176405] libata version 3.00 loaded.
[   54.287976] ahci 0000:00:13.0: version 3.0
[   54.398716] xhci_hcd 0000:00:14.0: xHCI Host Controller
[   54.399733] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 1
[   54.418540] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100 quirks 0x0000000081509810
[   54.418575] xhci_hcd 0000:00:14.0: cache line size of 64 is not supported
[   54.458000] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002, bcdDevice= 5.02
[   54.458023] usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[   54.458039] usb usb1: Product: xHCI Host Controller
[   54.458055] usb usb1: Manufacturer: Linux 5.2.0-rc1+ xhci-hcd
[   54.458069] usb usb1: SerialNumber: 0000:00:14.0
[   54.520705] psmouse serio1: synaptics: queried max coordinates: x [..5652], y [..4846]
[   54.548263] ahci 0000:00:13.0: AHCI 0001.0301 32 slots 2 ports 6 Gbps 0x3 impl SATA mode
[   54.548304] ahci 0000:00:13.0: flags: 64bit ncq led clo only pio slum part deso sadm apst 
[   54.551454] psmouse serio1: synaptics: queried min coordinates: x [1330..], y [1094..]
[   54.551627] psmouse serio1: synaptics: The touchpad can support a better bus than the too old PS/2 protocol. Make sure MOUSE_PS2_SYNAPTICS_SMBUS and RMI4_SMB are enabled to get a better touchpad experience.
[   54.566520] hub 1-0:1.0: USB hub found
[   54.575019] hub 1-0:1.0: 7 ports detected
[   54.611897] psmouse serio1: synaptics: Touchpad model: 1, fw: 8.1, id: 0x1e2b1, caps: 0xf00123/0x840300/0x2e800/0x0, board id: 3127, fw id: 8526786
[   54.654421] input: SynPS/2 Synaptics TouchPad as /devices/platform/i8042/serio1/input/input2
[   54.742140] random: fast init done
[   54.748600] scsi host0: ahci
[   54.809382] scsi host1: ahci
[   54.838007] ata1: SATA max UDMA/133 abar m2048@0x91515000 port 0x91515100 irq 120
[   54.838029] ata2: SATA max UDMA/133 abar m2048@0x91515000 port 0x91515180 irq 120
[   55.160029] ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
[   55.169278] ==================================================================
[   55.169899] BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70 [libata]
[   55.170039] Read of size 16 at addr ffffffffc0723500 by task scsi_eh_1/149

[   55.170269] CPU: 1 PID: 149 Comm: scsi_eh_1 Tainted: G            E     5.2.0-rc1+ #4
[   55.170277] Hardware name: HP HP Notebook/80C5, BIOS F.1E 12/25/2015
[   55.170283] Call Trace:
[   55.170314]  dump_stack+0xdd/0x12f
[   55.170343]  print_address_description+0x9e/0x36a
[   55.170837]  ? ata_exec_internal_sg+0x50f/0xc70 [libata]
[   55.170863]  __kasan_report.cold.2+0x5d/0xcf
[   55.171347]  ? ata_exec_internal_sg+0x50f/0xc70 [libata]
[   55.171845]  ? ata_exec_internal_sg+0x50f/0xc70 [libata]
[   55.171864]  kasan_report+0x1e/0x40
[   55.171886]  check_memory_region+0x289/0x2c0
[   55.171907]  __asan_loadN+0x1b/0x30
[   55.172409]  ata_exec_internal_sg+0x50f/0xc70 [libata]
[   55.172824]  ? scsi_error_handler+0x1f1/0xba0 [scsi_mod]
[   55.173317]  ? ata_qc_issue+0x710/0x710 [libata]
[   55.173334]  ? memset+0x45/0x60
[   55.173785]  ata_exec_internal+0xc0/0x140 [libata]
[   55.174322]  ? ata_dev_set_feature+0x1a0/0x1a0 [libata]
[   55.174342]  ? kasan_unpoison_shadow+0x38/0x60
[   55.174364]  ? kasan_kmalloc+0xd/0x20
[   55.174886]  zpodd_init+0x255/0x440 [libata]
[   55.175392]  ? zpodd_post_poweron+0x210/0x210 [libata]
[   55.175890]  ? ata_id_string+0x74/0xd0 [libata]
[   55.175914]  ? strnlen+0x3f/0x90
[   55.176406]  ata_dev_configure+0x1b16/0x1e70 [libata]
[   55.176907]  ? ata_hpa_resize+0x6f0/0x6f0 [libata]
[   55.176933]  ? _raw_write_lock_irq+0x150/0x150
[   55.177433]  ? ata_dev_read_id+0x525/0x800 [libata]
[   55.177885]  ? ata_dev_read_id+0x5e4/0x800 [libata]
[   55.178379]  ? ata_identify_page_supported+0x130/0x130 [libata]
[   55.178470]  ? ahci_stop_engine+0x150/0x150 [libahci]
[   55.178498]  ? _raw_write_lock_irq+0x150/0x150
[   55.178989]  ? ata_eh_clear_action+0x7a/0x1d0 [libata]
[   55.179484]  ata_eh_recover+0x1302/0x27e0 [libata]
[   55.179988]  ? sata_std_hardreset+0x100/0x100 [libata]
[   55.180075]  ? ahci_pmp_retry_softreset+0x180/0x180 [libahci]
[   55.180167]  ? ahci_do_hardreset+0x2b0/0x2b0 [libahci]
[   55.180253]  ? ahci_stop_engine+0x150/0x150 [libahci]
[   55.180764]  ? ata_link_nr_enabled+0x60/0x60 [libata]
[   55.180790]  ? stack_access_ok+0x35/0xd0
[   55.180810]  ? deref_stack_reg+0xad/0xf0
[   55.181271]  sata_pmp_error_handler+0xa6b/0x1280 [libata]
[   55.181364]  ? ahci_stop_engine+0x150/0x150 [libahci]
[   55.181432]  ? ahci_do_hardreset+0x2b0/0x2b0 [libahci]
[   55.181529]  ? ahci_pmp_retry_softreset+0x180/0x180 [libahci]
[   55.182039]  ? sata_std_hardreset+0x100/0x100 [libata]
[   55.182059]  ? ret_from_fork+0x34/0x40
[   55.182532]  ? sata_pmp_configure+0x3d0/0x3d0 [libata]
[   55.182559]  ? pwq_unbound_release_workfn+0x1e0/0x1e0
[   55.182583]  ? lock_timer_base+0xf0/0xf0
[   55.182603]  ? kasan_check_write+0x20/0x30
[   55.182627]  ? _raw_spin_lock_irqsave+0xe5/0x180
[   55.182651]  ? _raw_write_lock_irq+0x150/0x150
[   55.182670]  ? kasan_check_write+0x20/0x30
[   55.182693]  ? try_to_grab_pending+0x3a0/0x3a0
[   55.182717]  ? detach_if_pending+0x22/0x200
[   55.182735]  ? kasan_check_write+0x20/0x30
[   55.182760]  ? _raw_spin_lock_irqsave+0xe5/0x180
[   55.182781]  ? _raw_write_lock_irq+0x150/0x150
[   55.182874]  ahci_error_handler+0x97/0x110 [libahci]
[   55.183380]  ata_scsi_port_error_handler+0x5bc/0xf40 [libata]
[   55.183883]  ata_scsi_error+0x199/0x210 [libata]
[   55.183909]  ? __switch_to_asm+0x34/0x70
[   55.183931]  ? __switch_to_asm+0x40/0x70
[   55.184425]  ? ata_scsi_port_error_handler+0xf40/0xf40 [libata]
[   55.184446]  ? __switch_to_asm+0x40/0x70
[   55.184860]  ? scsi_eh_get_sense+0x4a0/0x4a0 [scsi_mod]
[   55.185272]  scsi_error_handler+0x1f1/0xba0 [scsi_mod]
[   55.185298]  ? finish_task_switch+0x1bc/0x640
[   55.185316]  ? __switch_to+0x46d/0x9e0
[   55.185677]  ? scsi_eh_get_sense+0x4a0/0x4a0 [scsi_mod]
[   55.185699]  ? __schedule+0x6f8/0xf40
[   55.185720]  ? kasan_check_write+0x20/0x30
[   55.185747]  ? _raw_spin_lock_irqsave+0xe5/0x180
[   55.185770]  ? _raw_write_lock_irq+0x150/0x150
[   55.185789]  ? __wake_up_common+0xb5/0x310
[   55.186187]  ? scsi_eh_get_sense+0x4a0/0x4a0 [scsi_mod]
[   55.186204]  kthread+0x20e/0x250
[   55.186224]  ? kthread_flush_work+0x260/0x260
[   55.186249]  ret_from_fork+0x35/0x40

[   55.186354] The buggy address belongs to the variable:
[   55.186972]  cdb.48295+0x0/0xfffffffffffeab00 [libata]

[   55.187171] Memory state around the buggy address:
[   55.187290]  ffffffffc0723400: 00 00 fa fa fa fa fa fa 00 00 fa fa fa fa fa fa
[   55.187417]  ffffffffc0723480: 00 00 00 00 00 00 00 00 05 fa fa fa fa fa fa fa
[   55.187544] >ffffffffc0723500: 00 04 fa fa fa fa fa fa 00 00 fa fa fa fa fa fa
[   55.187686]                       ^
[   55.187810]  ffffffffc0723580: 00 00 05 fa fa fa fa fa 00 00 00 00 00 00 00 00
[   55.187940]  ffffffffc0723600: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00
[   55.188060] ==================================================================
[   55.188184] Disabling lock debugging due to kernel taint
[   55.198729] ata2.00: ATAPI: hp      DVDRW  DU8A6SH, DH61, max UDMA/133
[   55.206380] ata2.00: configured for UDMA/133
[   55.209095] ata1: SATA link up 6.0 Gbps (SStatus 133 SControl 300)
[   55.230149] ata1.00: ATA-8: ST500LT012-1DG142, 1003YAM1, max UDMA/133
[   55.230172] ata1.00: 976773168 sectors, multi 16: LBA48 NCQ (depth 32), AA
[   55.261948] xhci_hcd 0000:00:14.0: xHCI Host Controller
[   55.262399] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus number 2
[   55.262587] xhci_hcd 0000:00:14.0: Host supports USB 3.0  SuperSpeed
[   55.271917] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003, bcdDevice= 5.02
[   55.271939] usb usb2: New USB device strings: Mfr=3, Product=2, SerialNumber=1
[   55.271957] usb usb2: Product: xHCI Host Controller
[   55.271978] usb usb2: Manufacturer: Linux 5.2.0-rc1+ xhci-hcd
[   55.271998] usb usb2: SerialNumber: 0000:00:14.0
[   55.275849] ata1.00: configured for UDMA/133
[   55.292060] hub 2-0:1.0: USB hub found
[   55.294246] hub 2-0:1.0: 6 ports detected
[   55.320941] scsi 0:0:0:0: Direct-Access     ATA      ST500LT012-1DG14 YAM1 PQ: 0 ANSI: 5
[   55.381151] scsi 1:0:0:0: CD-ROM            hp       DVDRW  DU8A6SH   DH61 PQ: 0 ANSI: 5
[   55.586356] usb 1-5: new high-speed USB device number 2 using xhci_hcd
[   55.728302] sd 0:0:0:0: [sda] 976773168 512-byte logical blocks: (500 GB/466 GiB)
[   55.728327] sd 0:0:0:0: [sda] 4096-byte physical blocks
[   55.728706] sd 0:0:0:0: [sda] Write Protect is off
[   55.728727] sd 0:0:0:0: [sda] Mode Sense: 00 3a 00 00
[   55.729648] sd 0:0:0:0: [sda] Write cache: enabled, read cache: enabled, doesn't support DPO or FUA
[   55.742381] usb 1-5: New USB device found, idVendor=1a40, idProduct=0101, bcdDevice= 1.11
[   55.742406] usb 1-5: New USB device strings: Mfr=0, Product=1, SerialNumber=0
[   55.742426] usb 1-5: Product: USB 2.0 Hub
[   55.763884] hub 1-5:1.0: USB hub found
[   55.770423] hub 1-5:1.0: 4 ports detected
[   55.787202] sr 1:0:0:0: [sr0] scsi3-mmc drive: 24x/24x writer dvd-ram cd/rw xa/form2 cdda tray
[   55.787381] cdrom: Uniform CD-ROM driver Revision: 3.20
[   55.870232] sr 1:0:0:0: Attached scsi CD-ROM sr0
[   56.063451] i915 0000:00:02.0: Disabling error capture for VT-d workaround
[   56.064731] i915 0000:00:02.0: vgaarb: deactivate vga console
[   56.090386] Console: switching to colour dummy device 80x25
[   56.097149] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[   56.097158] [drm] Driver supports precise vblank timestamp query.
[   56.134705]  sda: sda1 sda2 < sda5 >
[   56.188461] sd 0:0:0:0: [sda] Attached SCSI disk
[   56.215651] i915 0000:00:02.0: vgaarb: changed VGA decodes: olddecodes=io+mem,decodes=io+mem:owns=io+mem
[   56.229705] usb 1-5.3: new full-speed USB device number 3 using xhci_hcd
[   56.455346] usb 1-5.3: New USB device found, idVendor=0bda, idProduct=b006, bcdDevice= 2.00
[   56.455358] usb 1-5.3: New USB device strings: Mfr=1, Product=2, SerialNumber=3
[   56.455364] usb 1-5.3: Product: Bluetooth Radio 
[   56.455373] usb 1-5.3: Manufacturer: Realtek 
[   56.455379] usb 1-5.3: SerialNumber: 00e04c000001
[   56.526857] [drm] Initialized i915 1.6.0 20190417 for 0000:00:02.0 on minor 1
[   56.783903] ACPI: Video Device [GFX0] (multi-head: yes  rom: no  post: no)
[   57.014532] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/LNXVIDEO:00/input/input3
[   57.237373] fbcon: i915drmfb (fb0) is primary device
[   58.506853] Console: switching to colour frame buffer device 170x48
[   58.547753] i915 0000:00:02.0: fb0: i915drmfb frame buffer device
[   59.363273] PM: Image not found (code -22)
[   59.441608] PM: Marking nosave pages: [mem 0x00000000-0x00000fff]
[   59.441619] PM: Marking nosave pages: [mem 0x0009e000-0x000fffff]
[   59.441627] PM: Marking nosave pages: [mem 0x20000000-0x201fffff]
[   59.441644] PM: Marking nosave pages: [mem 0x75a77000-0x76fb6fff]
[   59.441786] PM: Marking nosave pages: [mem 0x78000000-0xffffffff]
[   59.445164] PM: Basic memory bitmaps created
[   59.447350] PM: Basic memory bitmaps freed
[   61.046335] EXT4-fs (sda1): mounted filesystem with ordered data mode. Opts: (null)
[   61.627396] random: crng init done
[   62.455597] Not activating Mandatory Access Control as /sbin/tomoyo-init does not exist.
[   65.239586] systemd[1]: Inserted module 'autofs4'
[   65.681000] systemd[1]: systemd 241 running in system mode. (+PAM +AUDIT +SELINUX +IMA +APPARMOR +SMACK +SYSVINIT +UTMP +LIBCRYPTSETUP +GCRYPT +GNUTLS +ACL +XZ +LZ4 +SECCOMP +BLKID +ELFUTILS +KMOD -IDN2 +IDN -PCRE2 default-hierarchy=hybrid)
[   65.707214] systemd[1]: Detected architecture x86-64.
[   65.777161] systemd[1]: Set hostname to <debian>.
[   65.796699] systemd[1]: Failed to bump fs.file-max, ignoring: Invalid argument
[   70.430171] systemd[1]: Listening on fsck to fsckd communication Socket.
[   70.595439] systemd[1]: Listening on RPCbind Server Activation Socket.
[   70.595917] systemd[1]: Reached target User and Group Name Lookups.
[   70.600025] systemd[1]: Listening on udev Control Socket.
[   70.602910] systemd[1]: Listening on Device-mapper event daemon FIFOs.
[   70.605125] systemd[1]: Listening on Journal Socket (/dev/log).
[   70.708451] systemd[1]: Starting Monitoring of LVM2 mirrors, snapshots etc. using dmeventd or progress polling...
[   70.796792] systemd[1]: Starting Create list of required static device nodes for the current kernel...
[   70.902312] systemd[1]: Starting Journal Service...
[   70.903228] systemd[1]: Condition check resulted in Kernel Module supporting RPCSEC_GSS being skipped.
[   71.055548] systemd[1]: Starting Load Kernel Modules...
[   71.204088] systemd[1]: Starting udev Coldplug all Devices...
[   71.416966] systemd[1]: Mounting POSIX Message Queue File System...
[   71.857250] systemd[1]: Mounting RPC Pipe File System...
[   71.874357] systemd[1]: Condition check resulted in File System Check on Root Device being skipped.
[   72.148230] lp: driver loaded but no devices found
[   72.238338] systemd[1]: Starting Remount Root and Kernel File Systems...
[   72.354485] ppdev: user-space parallel port driver
[   73.370438] EXT4-fs (sda1): re-mounted. Opts: errors=remount-ro
[   74.073397] loop: module loaded
[   74.350045] RPC: Registered named UNIX socket transport module.
[   74.350058] RPC: Registered udp transport module.
[   74.350065] RPC: Registered tcp transport module.
[   74.350071] RPC: Registered tcp NFSv4.1 backchannel transport module.
[   75.760031] systemd[1]: Started Load/Save Random Seed.
[   76.055055] systemd[1]: Started Create System Users.
[   76.201720] systemd[1]: Starting Create Static Device Nodes in /dev...
[   76.313476] systemd[1]: Started Apply Kernel Variables.
[   76.726719] systemd[1]: Started Journal Service.
[   77.261070] systemd-journald[233]: Received request to flush runtime journal from PID 1
[   84.973094] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:01/PNP0C0D:00/input/input4
[   84.976105] ACPI: Lid Switch [LID0]
[   84.985874] input: Power Button as /devices/LNXSYSTM:00/LNXPWRBN:00/input/input5
[   85.022588] ACPI: Power Button [PWRF]
[   85.089829] input: HP Wireless hotkeys as /devices/virtual/input/input6
[   86.734797] wmi_bus wmi_bus-PNP0C14:00: WQBJ data block query control method not found
[   86.878801] ACPI: AC Adapter [ACAD] (on-line)
[   89.070874] iTCO_vendor_support: vendor-support=0
[   89.335157] iTCO_wdt: Intel TCO WatchDog Timer Driver v1.11
[   89.473885] iTCO_wdt: Found a Braswell SoC TCO device (Version=3, TCOBASE=0x0460)
[   89.655624] input: PC Speaker as /devices/platform/pcspkr/input/input7
[   89.693993] battery: ACPI: Battery Slot [BAT1] (battery present)
[   89.776750] iTCO_wdt: initialized. heartbeat=30 sec (nowayout=0)
[   89.808995] sd 0:0:0:0: Attached scsi generic sg0 type 0
[   89.911193] sr 1:0:0:0: Attached scsi generic sg1 type 5
[   90.752390] proc_thermal 0000:00:0b.0: Creating sysfs group for PROC_THERMAL_PCI
[   91.435268] cryptd: max_cpu_qlen set to 1000
[   92.294883] alg: No test for fips(ansi_cprng) (fips_ansi_cprng)
[   92.690934] SSE version of gcm_enc/dec engaged.
[  100.718996] snd_hda_intel 0000:00:1b.0: bound 0000:00:02.0 (ops i915_audio_component_bind_ops [i915])
[  100.772881] cfg80211: Loading compiled-in X.509 certificates for regulatory database
[  100.891191] Bluetooth: Core ver 2.22
[  100.892885] NET: Registered protocol family 31
[  100.892891] Bluetooth: HCI device and connection manager initialized
[  100.955027] Bluetooth: HCI socket layer initialized
[  100.955147] Bluetooth: L2CAP socket layer initialized
[  100.955544] Bluetooth: SCO socket layer initialized
[  101.146225] intel_rapl: Found RAPL domain package
[  101.146236] intel_rapl: Found RAPL domain core
[  101.429434] snd_hda_codec_realtek hdaudioC0D0: autoconfig for ALC3227: line_outs=1 (0x14/0x0/0x0/0x0/0x0) type:speaker
[  101.429469] snd_hda_codec_realtek hdaudioC0D0:    speaker_outs=0 (0x0/0x0/0x0/0x0/0x0)
[  101.429490] snd_hda_codec_realtek hdaudioC0D0:    hp_outs=1 (0x21/0x0/0x0/0x0/0x0)
[  101.429504] snd_hda_codec_realtek hdaudioC0D0:    mono: mono_out=0x0
[  101.429517] snd_hda_codec_realtek hdaudioC0D0:    inputs:
[  101.429535] snd_hda_codec_realtek hdaudioC0D0:      Mic=0x19
[  101.437739] snd_hda_codec_realtek hdaudioC0D0:      Internal Mic=0x12
[  102.345105] usbcore: registered new interface driver btusb
[  102.355136] Bluetooth: hci0: RTL: rtl: examining hci_ver=06 hci_rev=000b lmp_ver=06 lmp_subver=8723

[  102.358452] Bluetooth: hci0: RTL: rom_version status=0 version=1

[  102.358584] Bluetooth: hci0: RTL: rtl: loading rtl_bt/rtl8723b_fw.bin

[  102.442811] Bluetooth: hci0: RTL: rtl: loading rtl_bt/rtl8723b_config.bin

[  102.444864] bluetooth hci0: Direct firmware load for rtl_bt/rtl8723b_config.bin failed with error -2
[  102.445165] Bluetooth: hci0: RTL: cfg_sz -2, total sz 22496

[  102.636822] input: HDA Digital PCBeep as /devices/pci0000:00/0000:00:1b.0/sound/card0/input9
[  102.676359] input: HDA Intel PCH Mic as /devices/pci0000:00/0000:00:1b.0/sound/card0/input10
[  102.721157] input: HDA Intel PCH Headphone as /devices/pci0000:00/0000:00:1b.0/sound/card0/input11
[  102.747635] input: HDA Intel PCH HDMI/DP,pcm=3 as /devices/pci0000:00/0000:00:1b.0/sound/card0/input12
[  102.971170] cfg80211: Loaded X.509 cert 'sforshee: 00b28ddf47aef9cea7'
[  102.981915] platform regulatory.0: Direct firmware load for regulatory.db failed with error -2
[  102.982058] cfg80211: failed to load regulatory.db
[  105.132683] hp_wmi: query 0xd returned error 0x5
[  105.137610] input: HP WMI hotkeys as /devices/virtual/input/input8
[  107.413271] Adding 8075260k swap on /dev/sda5.  Priority:-2 extents:1 across:8075260k FS
[  109.010459] rtl8723be: Using firmware rtlwifi/rtl8723befw_36.bin
[  109.828653] ieee80211 phy0: Selected rate control algorithm 'rtl_rc'
[  109.956898] rtlwifi: rtlwifi: wireless switch is on
[  110.201916] rtl8723be 0000:02:00.0 wlp2s0: renamed from wlan0
[  112.409963] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  113.838925] Bluetooth: BNEP (Ethernet Emulation) ver 1.3
[  113.838936] Bluetooth: BNEP filters: protocol multicast
[  113.839081] Bluetooth: BNEP socket layer initialized
[  118.924802] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  120.938067] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  122.079818] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  123.096731] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  123.651829] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  124.110149] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  124.464433] Generic PHY r8169-300:00: attached PHY driver [Generic PHY] (mii_bus:phy_addr=r8169-300:00, irq=IGNORE)
[  124.597194] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  124.734609] r8169 0000:03:00.0 eth0: Link is Down
[  125.012788] cgroup1: Unknown subsys name '__DEVEL__sane_behavior'
[  137.675667] wlp2s0: authenticate with 0c:d2:b5:91:a8:0b
[  137.691131] wlp2s0: send auth to 0c:d2:b5:91:a8:0b (try 1/3)
[  137.697227] wlp2s0: authenticated
[  137.715046] wlp2s0: associate with 0c:d2:b5:91:a8:0b (try 1/3)
[  137.727393] wlp2s0: RX AssocResp from 0c:d2:b5:91:a8:0b (capab=0x411 status=0 aid=3)
[  137.727875] wlp2s0: associated
[  138.386946] IPv6: ADDRCONF(NETDEV_CHANGE): wlp2s0: link becomes ready
[  151.614974] fuse: init (API version 7.30)
[  161.516633] Bluetooth: RFCOMM TTY layer initialized
[  161.516783] Bluetooth: RFCOMM socket layer initialized
[  161.517128] Bluetooth: RFCOMM ver 1.11
[  191.183337] rfkill: input handler disabled
[  206.853312] clipit[1404]: segfault at 40 ip 00007f6b50c064bb sp 00007ffda0e2c3e0 error 4 in libX11.so.6.3.0[7f6b50bdf000+8a000]
[  206.853357] Code: 31 c9 48 89 fb 48 8d 35 f3 05 00 00 48 83 ec 10 64 48 8b 04 25 28 00 00 00 48 89 44 24 08 31 c0 48 8b 87 30 0a 00 00 49 89 e0 <8b> 50 40 85 d2 48 89 fa 48 8b 38 0f 95 c1 e8 32 a9 fd ff 85 c0 74
[  247.338113] perf: interrupt took too long (2504 > 2500), lowering kernel.perf_event_max_sample_rate to 79750
[  319.613298] perf: interrupt took too long (3270 > 3130), lowering kernel.perf_event_max_sample_rate to 61000
[  466.652030] perf: interrupt took too long (4098 > 4087), lowering kernel.perf_event_max_sample_rate to 48750

^ permalink raw reply	[flat|nested] 10+ messages in thread

end of thread, other threads:[~2019-07-29 20:14 UTC | newest]

Thread overview: 10+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-07-10 17:44 BUG: KASAN: global-out-of-bounds in ata_exec_internal_sg+0x50f/0xc70 Jeffrin Thalakkottoor
2019-07-16 18:28 ` Nick Desaulniers
2019-07-16 18:57   ` Steven Rostedt
2019-07-16 19:45     ` Nick Desaulniers
2019-07-18 21:35   ` Kees Cook
2019-07-29 19:34     ` Jeffrin Thalakkottoor
2019-07-29 19:55       ` Jens Axboe
2019-07-29 20:13         ` Jeffrin Thalakkottoor
2019-07-25 21:34   ` Jeffrin Thalakkottoor
  -- strict thread matches above, loose matches on Subject: below --
2019-06-13 18:36 Jeffrin Thalakkottoor

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