From: Alexander Gordeev <agordeev@linux.ibm.com>
To: Borislav Petkov <bp@alien8.de>
Cc: Linus Torvalds <torvalds@linux-foundation.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Koichiro Den <koichiro.den@canonical.com>,
Sebastian Andrzej Siewior <bigeasy@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
stable@vger.kernel.org
Subject: Re: Linux 6.13-rc6
Date: Mon, 6 Jan 2025 15:07:08 +0100 [thread overview]
Message-ID: <Z3vjjDsjZAfqLI6N@tuxmaker.boeblingen.de.ibm.com> (raw)
In-Reply-To: <20250106131817.GAZ3vYGVr3-hWFFPLj@fat_crate.local>
On Mon, Jan 06, 2025 at 02:18:17PM +0100, Borislav Petkov wrote:
Hi All,
> Something not well baked managed to sneak in and it is tagged for stable:
>
> adcfb264c3ed ("vmstat: disable vmstat_work on vmstat_cpu_down_prep()")
>
> Reverting it fixes the warn splat below.
>
> [ 0.310373] smpboot: x86: Booting SMP configuration:
> [ 0.311074] .... node #0, CPUs: #1 #2 #3 #4 #5 #6 #7 #8 #9 #10 #11 #12 #13 #14 #15
> [ 0.313798] ------------[ cut here ]------------
> [ 0.317530] workqueue: work disable count underflowed
> [ 0.317530] WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:4317 enable_work+0xa4/0xb0
> [ 0.317530] Modules linked in:
> [ 0.317530] CPU: 1 UID: 0 PID: 21 Comm: cpuhp/1 Not tainted 6.13.0-rc6 #11
...
JFYI, hitting the same on s390:
[ 0.176304] smp: Bringing up secondary CPUs ...
[ 0.186596] ------------[ cut here ]------------
[ 0.186603] workqueue: work disable count underflowed
[ 0.186606] WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:4317 enable_work+0x10a/0x120
[ 0.186613] Modules linked in:
[ 0.186615] CPU: 1 UID: 0 PID: 21 Comm: cpuhp/1 Not tainted 6.13.0-rc6 #206
[ 0.186619] Hardware name: IBM 3931 A01 701 (KVM/Linux)
[ 0.186621] Krnl PSW : 0404c00180000000 00000308470979ee (enable_work+0x10e/0x120)
[ 0.186626] R:0 T:1 IO:0 EX:0 Key:0 M:1 W:0 P:0 AS:3 CC:0 PM:0 RI:0 EA:3
[ 0.186629] Krnl GPRS: 00000308484bf9b8 00000308484bf9b0 0000000000000029 00000308484bf9b8
[ 0.186632] 000002884717ba08 000002884717ba00 000003084726e5e0 000000000073e180
[ 0.186634] 000000007fffffff 0000000000000000 0000000000000000 000000007af24840
[ 0.186637] 0000000000e3a300 0000000000e3a300 00000308470979ea 000002884717bc60
[ 0.186685] Krnl Code: 00000308470979de: c02000846cd0 larl %r2,000003084812537e
[ 0.186685] 00000308470979e4: c0e5fffee146 brasl %r14,0000030847073c70
[ 0.186685] #00000308470979ea: af000000 mc 0,0
[ 0.186685] >00000308470979ee: a7080000 lhi %r0,0
[ 0.186685] 00000308470979f2: a7f4ffb2 brc 15,0000030847097956
[ 0.186685] 00000308470979f6: 0707 bcr 0,%r7
[ 0.186685] 00000308470979f8: 0707 bcr 0,%r7
[ 0.186685] 00000308470979fa: 0707 bcr 0,%r7
[ 0.186708] Call Trace:
[ 0.186710] [<00000308470979ee>] enable_work+0x10e/0x120
[ 0.186714] ([<00000308470979ea>] enable_work+0x10a/0x120)
[ 0.186718] [<000003084726e64c>] vmstat_cpu_online+0x6c/0x90
[ 0.186722] [<0000030847075d9a>] cpuhp_invoke_callback+0x16a/0x4d0
[ 0.186725] [<0000030847076832>] cpuhp_thread_fun+0xc2/0x250
[ 0.186728] [<00000308470a8424>] smpboot_thread_fn+0xe4/0x1b0
[ 0.186731] [<00000308470a0d46>] kthread+0x126/0x130
[ 0.186735] [<000003084702508c>] __ret_from_fork+0x3c/0x60
[ 0.186738] [<0000030847d3a582>] ret_from_fork+0xa/0x38
[ 0.186742] Last Breaking-Event-Address:
[ 0.186743] [<0000030847073d62>] __warn_printk+0xf2/0x100
[ 0.186746] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 0.186749] CPU: 1 UID: 0 PID: 21 Comm: cpuhp/1 Not tainted 6.13.0-rc6 #206
Thanks!
next prev parent reply other threads:[~2025-01-06 14:07 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2025-01-05 22:20 Linux 6.13-rc6 Linus Torvalds
2025-01-06 13:18 ` Borislav Petkov
2025-01-06 13:33 ` Greg KH
2025-01-06 13:56 ` Breno Leitao
2025-01-06 14:07 ` Alexander Gordeev [this message]
2025-01-06 14:21 ` Koichiro Den
2025-01-07 2:28 ` Andrew Morton
2025-01-07 7:23 ` Borislav Petkov
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=Z3vjjDsjZAfqLI6N@tuxmaker.boeblingen.de.ibm.com \
--to=agordeev@linux.ibm.com \
--cc=akpm@linux-foundation.org \
--cc=bigeasy@linutronix.de \
--cc=bp@alien8.de \
--cc=koichiro.den@canonical.com \
--cc=linux-kernel@vger.kernel.org \
--cc=stable@vger.kernel.org \
--cc=torvalds@linux-foundation.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.