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From: Andreas Schwab <schwab@linux-m68k.org>
To: linux-riscv@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Subject: 6.13.0-rc6 regression: workqueue: work disable count underflowed
Date: Sun, 12 Jan 2025 16:14:46 +0100	[thread overview]
Message-ID: <87y0zggj2x.fsf@igel.home> (raw)

I'm getting this warning during boot since 6.13.0-rc6:

[    0.141368] [      T1] smp: Bringing up secondary CPUs ...
[    0.148136] [     T22] ------------[ cut here ]------------
[    0.153968] [     T22] workqueue: work disable count underflowed
[    0.160281] [      C1] WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:4317 enable_work+0xac/0xb8
[    0.160301] [      C1] Modules linked in:
[    0.160311] [      C1] CPU: 1 UID: 0 PID: 22 Comm: cpuhp/1 Not tainted 6.13.0-rc6-109-default #1 openSUSE Tumbleweed (unreleased) 854d048b683283a7c361c3ae5310460e68e3fd5c
[    0.160325] [      C1] Hardware name: StarFive VisionFive 2 v1.2A (DT)
[    0.160331] [      C1] epc : enable_work+0xac/0xb8
[    0.160340] [      C1]  ra : enable_work+0xac/0xb8
[    0.160348] [      C1] epc : ffffffff98a50326 ra : ffffffff98a50326 sp : ffffffc6000e3d60
[    0.160355] [      C1]  gp : ffffffff9ab79a00 tp : ffffffd6c0315b80 t0 : 756575716b726f77
[    0.160361] [      C1]  t1 : 0000000000000077 t2 : 65756575716b726f s0 : ffffffc6000e3da0
[    0.160367] [      C1]  s1 : ffffffd6fdd79310 a0 : 0000000000000029 a1 : ffffffff9aaf3e50
[    0.160373] [      C1]  a2 : 0000000000000010 a3 : ffffffff9aaf3e50 a4 : 0000000000000000
[    0.160379] [      C1]  a5 : 0000000000000000 a6 : 0000000000003ffe a7 : 00000000000affa8
[    0.160385] [      C1]  s2 : 00000000000000c3 s3 : 0000000000000000 s4 : ffffffff9ab88d30
[    0.160391] [      C1]  s5 : ffffffd6fdd69130 s6 : ffffffd6fdd69158 s7 : ffffffff98c44c1c
[    0.160397] [      C1]  s8 : 0000000000000000 s9 : 0000000000000001 s10: 0000000000000000
[    0.160402] [      C1]  s11: 0000000000000000 t3 : ffffffff9afa7ebf t4 : ffffffff9afa7ebf
[    0.160408] [      C1]  t5 : ffffffff9afa7ec0 t6 : ffffffc6000e3b58
[    0.160413] [      C1] status: 0000000200000100 badaddr: 0000000000000000 cause: 0000000000000003
[    0.160420] [      C1] [<ffffffff98a50326>] enable_work+0xac/0xb8
[    0.160430] [      C1] [<ffffffff98a5033e>] enable_delayed_work+0xc/0x14
[    0.160440] [      C1] [<ffffffff98c44cac>] vmstat_cpu_online+0x90/0xa2
[    0.160453] [      C1] [<ffffffff98a33c48>] cpuhp_invoke_callback+0xd4/0x52a
[    0.160467] [      C1] [<ffffffff98a34e86>] cpuhp_thread_fun+0x9c/0x13a
[    0.160479] [      C1] [<ffffffff98a5f08c>] smpboot_thread_fn+0xbe/0x19a
[    0.160493] [      C1] [<ffffffff98a5851e>] kthread+0xc6/0xe0
[    0.160506] [      C1] [<ffffffff9946f126>] ret_from_fork+0xe/0x18
[    0.160520] [      C1] ---[ end trace 0000000000000000 ]---
[    0.372191] [      T1] smp: Brought up 1 node, 4 CPUs

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."

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WARNING: multiple messages have this Message-ID (diff)
From: Andreas Schwab <schwab@linux-m68k.org>
To: linux-riscv@lists.infradead.org
Cc: linux-kernel@vger.kernel.org
Subject: 6.13.0-rc6 regression: workqueue: work disable count underflowed
Date: Sun, 12 Jan 2025 16:14:46 +0100	[thread overview]
Message-ID: <87y0zggj2x.fsf@igel.home> (raw)

I'm getting this warning during boot since 6.13.0-rc6:

[    0.141368] [      T1] smp: Bringing up secondary CPUs ...
[    0.148136] [     T22] ------------[ cut here ]------------
[    0.153968] [     T22] workqueue: work disable count underflowed
[    0.160281] [      C1] WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:4317 enable_work+0xac/0xb8
[    0.160301] [      C1] Modules linked in:
[    0.160311] [      C1] CPU: 1 UID: 0 PID: 22 Comm: cpuhp/1 Not tainted 6.13.0-rc6-109-default #1 openSUSE Tumbleweed (unreleased) 854d048b683283a7c361c3ae5310460e68e3fd5c
[    0.160325] [      C1] Hardware name: StarFive VisionFive 2 v1.2A (DT)
[    0.160331] [      C1] epc : enable_work+0xac/0xb8
[    0.160340] [      C1]  ra : enable_work+0xac/0xb8
[    0.160348] [      C1] epc : ffffffff98a50326 ra : ffffffff98a50326 sp : ffffffc6000e3d60
[    0.160355] [      C1]  gp : ffffffff9ab79a00 tp : ffffffd6c0315b80 t0 : 756575716b726f77
[    0.160361] [      C1]  t1 : 0000000000000077 t2 : 65756575716b726f s0 : ffffffc6000e3da0
[    0.160367] [      C1]  s1 : ffffffd6fdd79310 a0 : 0000000000000029 a1 : ffffffff9aaf3e50
[    0.160373] [      C1]  a2 : 0000000000000010 a3 : ffffffff9aaf3e50 a4 : 0000000000000000
[    0.160379] [      C1]  a5 : 0000000000000000 a6 : 0000000000003ffe a7 : 00000000000affa8
[    0.160385] [      C1]  s2 : 00000000000000c3 s3 : 0000000000000000 s4 : ffffffff9ab88d30
[    0.160391] [      C1]  s5 : ffffffd6fdd69130 s6 : ffffffd6fdd69158 s7 : ffffffff98c44c1c
[    0.160397] [      C1]  s8 : 0000000000000000 s9 : 0000000000000001 s10: 0000000000000000
[    0.160402] [      C1]  s11: 0000000000000000 t3 : ffffffff9afa7ebf t4 : ffffffff9afa7ebf
[    0.160408] [      C1]  t5 : ffffffff9afa7ec0 t6 : ffffffc6000e3b58
[    0.160413] [      C1] status: 0000000200000100 badaddr: 0000000000000000 cause: 0000000000000003
[    0.160420] [      C1] [<ffffffff98a50326>] enable_work+0xac/0xb8
[    0.160430] [      C1] [<ffffffff98a5033e>] enable_delayed_work+0xc/0x14
[    0.160440] [      C1] [<ffffffff98c44cac>] vmstat_cpu_online+0x90/0xa2
[    0.160453] [      C1] [<ffffffff98a33c48>] cpuhp_invoke_callback+0xd4/0x52a
[    0.160467] [      C1] [<ffffffff98a34e86>] cpuhp_thread_fun+0x9c/0x13a
[    0.160479] [      C1] [<ffffffff98a5f08c>] smpboot_thread_fn+0xbe/0x19a
[    0.160493] [      C1] [<ffffffff98a5851e>] kthread+0xc6/0xe0
[    0.160506] [      C1] [<ffffffff9946f126>] ret_from_fork+0xe/0x18
[    0.160520] [      C1] ---[ end trace 0000000000000000 ]---
[    0.372191] [      T1] smp: Brought up 1 node, 4 CPUs

-- 
Andreas Schwab, schwab@linux-m68k.org
GPG Key fingerprint = 7578 EB47 D4E5 4D69 2510  2552 DF73 E780 A9DA AEC1
"And now for something completely different."

             reply	other threads:[~2025-01-12 15:15 UTC|newest]

Thread overview: 4+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-01-12 15:14 Andreas Schwab [this message]
2025-01-12 15:14 ` 6.13.0-rc6 regression: workqueue: work disable count underflowed Andreas Schwab
2025-01-12 17:26 ` Alexandre Ghiti
2025-01-12 17:26   ` Alexandre Ghiti

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