From: Sasha Levin <sasha.levin-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
To: William Breathitt Gray
<vilhelm.gray-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>,
gregkh-hQyY1W1yCW8ekmWlsbkhG0B+6BGkLq7r@public.gmane.org,
tglx-hfZtesqFncYOwBW4kG4KsQ@public.gmane.org,
jic23-DgEjT+Ai2ygdnm+yROfE0A@public.gmane.org,
knaack.h-Mmb7MZpHnFY@public.gmane.org,
lars-Qo5EllUWu/uELgA04lAiVw@public.gmane.org,
pmeerw-jW+XmwGofnusTnJN9+BGXg@public.gmane.org,
wim-IQzOog9fTRqzQB+pC5nmwQ@public.gmane.org,
linux-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org,
linus.walleij-QSEj5FYQhm4dnm+yROfE0A@public.gmane.org,
gnurou-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org
Cc: linux-kernel-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-iio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-watchdog-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-gpio-u79uwXL29TY76Z2rM5mHXA@public.gmane.org
Subject: Re: [PATCH 06/10] watchdog: ebc-c384_wdt: Utilize the ISA bus driver
Date: Wed, 11 May 2016 13:04:34 -0400 [thread overview]
Message-ID: <57336622.9070508@oracle.com> (raw)
In-Reply-To: <1f5bf2e21006f0fd4f10ab3948cf69a737c0b039.1460040201.git.vilhelm.gray-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
On 04/07/2016 10:47 AM, William Breathitt Gray wrote:
> The WinSystems EBC-C384 watchdog timer is controlled via ISA bus
> communication. As such, the ISA bus driver is more appropriate than the
> platform driver for the WinSystems EBC-C384 watchdog timer driver.
>
> Signed-off-by: William Breathitt Gray <vilhelm.gray-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Hey William,
I'm seeing this on boot:
kernel BUG at drivers/base/driver.c:153!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.6.0-rc7-next-20160511-sasha-00024-g13dfe33 #3081
task: ffff88005b2f8000 ti: ffff88005b300000 task.ti: ffff88005b300000
RIP: driver_register (drivers/base/driver.c:153 (discriminator 1))
RSP: 0000:ffff88005b307c68 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffffb3987c30 RCX: 1ffffffff68acf26
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ffffffffb4567930
RBP: ffff88005b307c88 R08: 1ffffffff606e3dc R09: dffffc0000000000
R10: 0000000080000000 R11: 1ffffffff79c42e2 R12: ffffffffb45678a0
R13: ffffffffb3987c38 R14: ffffffffb3987c30 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff880063e40000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000030023000 CR4: 00000000000406a0
Stack:
1ffff1000b660fa4 dffffc0000000000 0000000000000000 ffffffffb3987c00
ffff88005b307cf0 ffffffffa5bf826d ffff88005b307dc0 ffffffffb3987c30
ffffffffb3987ca8 ffffffffb39847e0 ffffffffb39847e0 00000000f673090a
Call Trace:
isa_register_driver (drivers/base/isa.c:123)
dio48e_driver_init (drivers/gpio/gpio-104-dio-48e.c:396)
do_one_initcall (init/main.c:770)
kernel_init_freeable (init/main.c:834 init/main.c:843 init/main.c:861 init/main.c:1008)
kernel_init (init/main.c:936)
ret_from_fork (arch/x86/entry/entry_64.S:390)
Code: be 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 31 00 74 05 e8 4a 18 be fd 49 83 bc 24 90 00 00 00 00 75 13 e8 2a 89 a0 fd <0f> 0b 48 c7 c7 40 21 51 b4 e8 6f 78 58 ff e8 17 89 a0 fd 49 8d
All code
========
0: be 00 00 00 00 mov $0x0,%esi
5: 00 fc add %bh,%ah
7: ff df lcallq *<internal disassembler error>
9: 48 89 f9 mov %rdi,%rcx
c: 48 c1 e9 03 shr $0x3,%rcx
10: 80 3c 31 00 cmpb $0x0,(%rcx,%rsi,1)
14: 74 05 je 0x1b
16: e8 4a 18 be fd callq 0xfffffffffdbe1865
1b: 49 83 bc 24 90 00 00 cmpq $0x0,0x90(%r12)
22: 00 00
24: 75 13 jne 0x39
26: e8 2a 89 a0 fd callq 0xfffffffffda08955
2b:* 0f 0b ud2 <-- trapping instruction
2d: 48 c7 c7 40 21 51 b4 mov $0xffffffffb4512140,%rdi
34: e8 6f 78 58 ff callq 0xffffffffff5878a8
39: e8 17 89 a0 fd callq 0xfffffffffda08955
3e: 49 8d 00 lea (%r8),%rax
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: 48 c7 c7 40 21 51 b4 mov $0xffffffffb4512140,%rdi
9: e8 6f 78 58 ff callq 0xffffffffff58787d
e: e8 17 89 a0 fd callq 0xfffffffffda0892a
13: 49 8d 00 lea (%r8),%rax
RIP driver_register (drivers/base/driver.c:153 (discriminator 1))
RSP <ffff88005b307c68>
---[ end trace 96103422392be10c ]---
WARNING: multiple messages have this Message-ID (diff)
From: Sasha Levin <sasha.levin@oracle.com>
To: William Breathitt Gray <vilhelm.gray@gmail.com>,
gregkh@linuxfoundation.org, tglx@linutronix.de, jic23@kernel.org,
knaack.h@gmx.de, lars@metafoo.de, pmeerw@pmeerw.net,
wim@iguana.be, linux@roeck-us.net, linus.walleij@linaro.org,
gnurou@gmail.com
Cc: linux-kernel@vger.kernel.org, linux-iio@vger.kernel.org,
linux-watchdog@vger.kernel.org, linux-gpio@vger.kernel.org
Subject: Re: [PATCH 06/10] watchdog: ebc-c384_wdt: Utilize the ISA bus driver
Date: Wed, 11 May 2016 13:04:34 -0400 [thread overview]
Message-ID: <57336622.9070508@oracle.com> (raw)
In-Reply-To: <1f5bf2e21006f0fd4f10ab3948cf69a737c0b039.1460040201.git.vilhelm.gray@gmail.com>
On 04/07/2016 10:47 AM, William Breathitt Gray wrote:
> The WinSystems EBC-C384 watchdog timer is controlled via ISA bus
> communication. As such, the ISA bus driver is more appropriate than the
> platform driver for the WinSystems EBC-C384 watchdog timer driver.
>
> Signed-off-by: William Breathitt Gray <vilhelm.gray@gmail.com>
Hey William,
I'm seeing this on boot:
kernel BUG at drivers/base/driver.c:153!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 1 PID: 1 Comm: swapper/0 Not tainted 4.6.0-rc7-next-20160511-sasha-00024-g13dfe33 #3081
task: ffff88005b2f8000 ti: ffff88005b300000 task.ti: ffff88005b300000
RIP: driver_register (drivers/base/driver.c:153 (discriminator 1))
RSP: 0000:ffff88005b307c68 EFLAGS: 00010282
RAX: 0000000000000000 RBX: ffffffffb3987c30 RCX: 1ffffffff68acf26
RDX: 0000000000000000 RSI: dffffc0000000000 RDI: ffffffffb4567930
RBP: ffff88005b307c88 R08: 1ffffffff606e3dc R09: dffffc0000000000
R10: 0000000080000000 R11: 1ffffffff79c42e2 R12: ffffffffb45678a0
R13: ffffffffb3987c38 R14: ffffffffb3987c30 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff880063e40000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000000 CR3: 0000000030023000 CR4: 00000000000406a0
Stack:
1ffff1000b660fa4 dffffc0000000000 0000000000000000 ffffffffb3987c00
ffff88005b307cf0 ffffffffa5bf826d ffff88005b307dc0 ffffffffb3987c30
ffffffffb3987ca8 ffffffffb39847e0 ffffffffb39847e0 00000000f673090a
Call Trace:
isa_register_driver (drivers/base/isa.c:123)
dio48e_driver_init (drivers/gpio/gpio-104-dio-48e.c:396)
do_one_initcall (init/main.c:770)
kernel_init_freeable (init/main.c:834 init/main.c:843 init/main.c:861 init/main.c:1008)
kernel_init (init/main.c:936)
ret_from_fork (arch/x86/entry/entry_64.S:390)
Code: be 00 00 00 00 00 fc ff df 48 89 f9 48 c1 e9 03 80 3c 31 00 74 05 e8 4a 18 be fd 49 83 bc 24 90 00 00 00 00 75 13 e8 2a 89 a0 fd <0f> 0b 48 c7 c7 40 21 51 b4 e8 6f 78 58 ff e8 17 89 a0 fd 49 8d
All code
========
0: be 00 00 00 00 mov $0x0,%esi
5: 00 fc add %bh,%ah
7: ff df lcallq *<internal disassembler error>
9: 48 89 f9 mov %rdi,%rcx
c: 48 c1 e9 03 shr $0x3,%rcx
10: 80 3c 31 00 cmpb $0x0,(%rcx,%rsi,1)
14: 74 05 je 0x1b
16: e8 4a 18 be fd callq 0xfffffffffdbe1865
1b: 49 83 bc 24 90 00 00 cmpq $0x0,0x90(%r12)
22: 00 00
24: 75 13 jne 0x39
26: e8 2a 89 a0 fd callq 0xfffffffffda08955
2b:* 0f 0b ud2 <-- trapping instruction
2d: 48 c7 c7 40 21 51 b4 mov $0xffffffffb4512140,%rdi
34: e8 6f 78 58 ff callq 0xffffffffff5878a8
39: e8 17 89 a0 fd callq 0xfffffffffda08955
3e: 49 8d 00 lea (%r8),%rax
Code starting with the faulting instruction
===========================================
0: 0f 0b ud2
2: 48 c7 c7 40 21 51 b4 mov $0xffffffffb4512140,%rdi
9: e8 6f 78 58 ff callq 0xffffffffff58787d
e: e8 17 89 a0 fd callq 0xfffffffffda0892a
13: 49 8d 00 lea (%r8),%rax
RIP driver_register (drivers/base/driver.c:153 (discriminator 1))
RSP <ffff88005b307c68>
---[ end trace 96103422392be10c ]---
next prev parent reply other threads:[~2016-05-11 17:04 UTC|newest]
Thread overview: 39+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-07 14:47 [PATCH 00/10] Use the ISA bus driver for PC/104 and ISA devices William Breathitt Gray
2016-04-07 14:47 ` William Breathitt Gray
2016-04-07 14:47 ` [PATCH 01/10] isa: Implement the module_isa_driver macro William Breathitt Gray
2016-04-07 14:47 ` [PATCH 02/10] isa: Implement the max_num_isa_dev macro William Breathitt Gray
2016-04-07 14:47 ` [PATCH 03/10] Documentation: Add ISA bus driver documentation William Breathitt Gray
2016-05-01 21:26 ` Greg KH
2016-04-07 14:47 ` [PATCH 04/10] iio: stx104: Change STX104 dependency to ISA_BUS William Breathitt Gray
[not found] ` <783be62acf68b35f3fe4785a2cedfe017624688b.1460040201.git.vilhelm.gray-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-04-08 0:45 ` Guenter Roeck
2016-04-08 0:45 ` Guenter Roeck
[not found] ` <20160408004503.GB10211-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2016-04-08 12:31 ` William Breathitt Gray
2016-04-08 12:31 ` William Breathitt Gray
2016-04-08 13:18 ` Guenter Roeck
2016-04-08 13:18 ` Guenter Roeck
[not found] ` <5707AF91.5010704-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2016-04-08 15:09 ` William Breathitt Gray
2016-04-08 15:09 ` William Breathitt Gray
2016-04-08 18:28 ` Guenter Roeck
[not found] ` <20160408182801.GB7083-0h96xk9xTtrk1uMJSBkQmQ@public.gmane.org>
2016-04-08 19:27 ` William Breathitt Gray
2016-04-08 19:27 ` William Breathitt Gray
2016-04-09 12:58 ` One Thousand Gnomes
[not found] ` <20160409135814.359e24d6-qBU/x9rampVanCEyBjwyrvXRex20P6io@public.gmane.org>
2016-04-09 13:50 ` William Breathitt Gray
2016-04-09 13:50 ` William Breathitt Gray
2016-04-09 15:51 ` One Thousand Gnomes
2016-04-09 15:51 ` One Thousand Gnomes
2016-04-07 14:47 ` [PATCH 05/10] iio: stx104: Utilize the module_isa_driver and max_num_isa_dev macros William Breathitt Gray
2016-04-07 14:47 ` [PATCH 06/10] watchdog: ebc-c384_wdt: Utilize the ISA bus driver William Breathitt Gray
[not found] ` <1f5bf2e21006f0fd4f10ab3948cf69a737c0b039.1460040201.git.vilhelm.gray-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-04-08 0:35 ` Guenter Roeck
2016-04-08 0:35 ` Guenter Roeck
2016-04-08 12:03 ` William Breathitt Gray
2016-05-11 17:04 ` Sasha Levin [this message]
2016-05-11 17:04 ` Sasha Levin
[not found] ` <57336622.9070508-QHcLZuEGTsvQT0dZR+AlfA@public.gmane.org>
2016-05-11 19:34 ` William Breathitt Gray
2016-05-11 19:34 ` William Breathitt Gray
2016-04-07 14:47 ` [PATCH 07/10] gpio: 104-dio-48e: " William Breathitt Gray
2016-04-07 14:47 ` [PATCH 08/10] gpio: 104-idi-48: " William Breathitt Gray
2016-04-07 14:47 ` [PATCH 09/10] gpio: 104-idio-16: " William Breathitt Gray
2016-04-07 14:47 ` [PATCH 10/10] gpio: ws16c48: " William Breathitt Gray
2016-04-11 6:59 ` [PATCH 00/10] Use the ISA bus driver for PC/104 and ISA devices Linus Walleij
[not found] ` <cover.1460040201.git.vilhelm.gray-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
2016-05-01 21:26 ` Greg KH
2016-05-01 21:26 ` Greg KH
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