* 5.8-rc1: new warnings in ext4_mb_new_blocks?
@ 2020-06-15 7:37 Pavel Machek
2020-06-15 11:27 ` Ritesh Harjani
0 siblings, 1 reply; 3+ messages in thread
From: Pavel Machek @ 2020-06-15 7:37 UTC (permalink / raw)
To: kernel list, peterz, mingo, will, jack, tytso, adilger.kernel,
linux-ext4
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Hi!
Booting 5.8-rc1 on x220, I get scary warnings:
[ 7.089941] EXT4-fs (sdb2): mounted filesystem with ordered data mode. Opts: errors=remount-ro
[ 7.343231] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/2788
[ 7.344052] caller is debug_smp_processor_id+0x17/0x20
[ 7.344897] CPU: 3 PID: 2788 Comm: systemd-tmpfile Not tainted 5.8.0-rc1+ #116
[ 7.345745] Hardware name: LENOVO 42872WU/42872WU, BIOS 8DET74WW (1.44 ) 03/13/2018
[ 7.346561] Call Trace:
[ 7.347355] dump_stack+0x60/0x7a
[ 7.348170] check_preemption_disabled+0xb1/0xc0
[ 7.348951] debug_smp_processor_id+0x17/0x20
[ 7.349728] ext4_mb_new_blocks+0x1f2/0x13e0
and they continue after boot.
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: 5.8-rc1: new warnings in ext4_mb_new_blocks?
2020-06-15 7:37 5.8-rc1: new warnings in ext4_mb_new_blocks? Pavel Machek
@ 2020-06-15 11:27 ` Ritesh Harjani
2020-06-15 15:43 ` Pavel Machek
0 siblings, 1 reply; 3+ messages in thread
From: Ritesh Harjani @ 2020-06-15 11:27 UTC (permalink / raw)
To: Pavel Machek, kernel list, peterz, mingo, will, jack, tytso,
adilger.kernel, linux-ext4
On 6/15/20 1:07 PM, Pavel Machek wrote:
> Hi!
>
> Booting 5.8-rc1 on x220, I get scary warnings:
>
> [ 7.089941] EXT4-fs (sdb2): mounted filesystem with ordered data mode. Opts: errors=remount-ro
> [ 7.343231] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/2788
> [ 7.344052] caller is debug_smp_processor_id+0x17/0x20
> [ 7.344897] CPU: 3 PID: 2788 Comm: systemd-tmpfile Not tainted 5.8.0-rc1+ #116
> [ 7.345745] Hardware name: LENOVO 42872WU/42872WU, BIOS 8DET74WW (1.44 ) 03/13/2018
> [ 7.346561] Call Trace:
> [ 7.347355] dump_stack+0x60/0x7a
> [ 7.348170] check_preemption_disabled+0xb1/0xc0
> [ 7.348951] debug_smp_processor_id+0x17/0x20
> [ 7.349728] ext4_mb_new_blocks+0x1f2/0x13e0
>
> and they continue after boot.
>
Below should fix this. I guess it couldn't make it to rc1.
https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?h=ext4-for-linus-5.8-rc1-2&id=811985365378df01386c3cfb7ff716e74ca376d5
-ritesh
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: 5.8-rc1: new warnings in ext4_mb_new_blocks?
2020-06-15 11:27 ` Ritesh Harjani
@ 2020-06-15 15:43 ` Pavel Machek
0 siblings, 0 replies; 3+ messages in thread
From: Pavel Machek @ 2020-06-15 15:43 UTC (permalink / raw)
To: Ritesh Harjani
Cc: kernel list, peterz, mingo, will, jack, tytso, adilger.kernel,
linux-ext4
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On Mon 2020-06-15 16:57:48, Ritesh Harjani wrote:
>
>
> On 6/15/20 1:07 PM, Pavel Machek wrote:
> > Hi!
> >
> > Booting 5.8-rc1 on x220, I get scary warnings:
> >
> > [ 7.089941] EXT4-fs (sdb2): mounted filesystem with ordered data mode. Opts: errors=remount-ro
> > [ 7.343231] BUG: using smp_processor_id() in preemptible [00000000] code: systemd-tmpfile/2788
> > [ 7.344052] caller is debug_smp_processor_id+0x17/0x20
> > [ 7.344897] CPU: 3 PID: 2788 Comm: systemd-tmpfile Not tainted 5.8.0-rc1+ #116
> > [ 7.345745] Hardware name: LENOVO 42872WU/42872WU, BIOS 8DET74WW (1.44 ) 03/13/2018
> > [ 7.346561] Call Trace:
> > [ 7.347355] dump_stack+0x60/0x7a
> > [ 7.348170] check_preemption_disabled+0xb1/0xc0
> > [ 7.348951] debug_smp_processor_id+0x17/0x20
> > [ 7.349728] ext4_mb_new_blocks+0x1f2/0x13e0
> >
> > and they continue after boot.
> >
>
> Below should fix this. I guess it couldn't make it to rc1.
>
> https://git.kernel.org/pub/scm/linux/kernel/git/tytso/ext4.git/commit/?h=ext4-for-linus-5.8-rc1-2&id=811985365378df01386c3cfb7ff716e74ca376d5
>
Thanks for the pointer. That seems to do the job.
Best regards,
Pavel
--
(english) http://www.livejournal.com/~pavelmachek
(cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html
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2020-06-15 7:37 5.8-rc1: new warnings in ext4_mb_new_blocks? Pavel Machek
2020-06-15 11:27 ` Ritesh Harjani
2020-06-15 15:43 ` Pavel Machek
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