* Re: [REGRESSION] next/master: (boot) sleeping function called from invalid context at kernel/locking/rw...
2025-08-20 10:22 [REGRESSION] next/master: (boot) sleeping function called from invalid context at kernel/locking/rw KernelCI bot
@ 2025-08-20 10:25 ` Gustavo Padovan
0 siblings, 0 replies; 2+ messages in thread
From: Gustavo Padovan @ 2025-08-20 10:25 UTC (permalink / raw)
To: kernelci, kernelci-results; +Cc: regressions, linux-mediatek, linux-next
On Wed, 2025-08-20 at 10:22 +0000, KernelCI bot wrote:
>
>
>
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>
> Hello,
>
> New boot regression found on next/master:
>
> ---
> sleeping function called from invalid context at
> kernel/locking/rwsem.c:1589
> [logspec:generic_linux_boot,linux.kernel.bug]
> ---
>
> - dashboard:
> https://d.kernelci.org/i/maestro:4a7604ad2b208f9142109c871e17a6453ee9ff9c
> - giturl:
> https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git
> - commit HEAD: 5303936d609e09665deda94eaedf26a0e5c3a087
> - tags: next-20250820
>
>
> Log excerpt:
> =====================================================
Our logspec tool failed to collect the relevant part of the crash.
Here it is: (We will fix this).
[ 5.926489] =============================
[ 5.930486] [ BUG: Invalid wait context ]
[ 5.934484] 6.17.0-rc2-next-20250820 #1 Not tainted
[ 5.939350] -----------------------------
[ 5.943347] kworker/u32:0/12 is trying to lock:
[ 5.947864] ffffbca6d49c19b8 (sysfs_symlink_target_lock){+.+.}-
{3:3}, at: sysfs_remove_dir+0x48/0xe8
[ 5.956997] other info that might help us debug this:
[ 5.962034] context-{5:5}
[ 5.964642] 4 locks held by kworker/u32:0/12:
[ 5.968986] #0: ffff0000c0039148
((wq_completion)events_unbound){+.+.}-{0:0}, at:
process_one_work+0x674/0x1800
[ 5.979153] #1: ffff800080187ce0 (deferred_probe_work){+.+.}-{0:0},
at: process_one_work+0x698/0x1800
[ 5.988450] #2: ffff0000c24a10f8 (&dev->mutex){....}-{4:4}, at:
__device_attach+0x80/0x358
[ 5.996794] #3: ffffbca6d6571cd8 (devtree_lock){....}-{2:2}, at:
of_find_node_with_property+0x34/0x204
[ 6.003882] usb 1-1: new high-speed USB device number 2 using xhci-
mtk
[ 6.006180] stack backtrace:
[ 6.006183] CPU: 7 UID: 0 PID: 12 Comm: kworker/u32:0 Not tainted
6.17.0-rc2-next-20250820 #1 PREEMPT
[ 6.006187] Hardware name: Acer Tomato (rev2) board (DT)
[ 6.006190] Workqueue: events_unbound deferred_probe_work_func
[ 6.006195] Call trace:
[ 6.006196] show_stack+0x18/0x24 (C)
[ 6.006201] dump_stack_lvl+0x90/0xd0
[ 6.006205] dump_stack+0x1c/0x28
[ 6.006208] __lock_acquire+0x924/0xc2c
[ 6.006213] lock_acquire.part.0+0x164/0x25c
[ 6.006216] lock_acquire+0x88/0x1a0
[ 6.006219] _raw_spin_lock+0xa8/0xd8
[ 6.006223] sysfs_remove_dir+0x48/0xe8
[ 6.006226] __kobject_del+0xb0/0x27c
[ 6.006228] kobject_release+0xfc/0x134
[ 6.006231] kobject_put+0xb0/0x130
[ 6.006234] of_node_put+0x18/0x28
[ 6.006237] of_find_node_with_property+0xcc/0x204
[ 6.006240] scpsys_get_bus_protection_legacy+0x16c/0x428
[ 6.006244] scpsys_probe+0x3bc/0x584
[ 6.006247] platform_probe+0xc4/0x1c0
[ 6.006250] really_probe+0x188/0x5d0
[ 6.006253] __driver_probe_device+0x160/0x2e8
[ 6.006256] driver_probe_device+0x5c/0x298
[ 6.006259] __device_attach_driver+0x184/0x328
[ 6.006262] bus_for_each_drv+0x104/0x18c
[ 6.006265] __device_attach+0x168/0x358
[ 6.006268] device_initial_probe+0x14/0x20
[ 6.006271] bus_probe_device+0x128/0x160
[ 6.006274] deferred_probe_work_func+0x128/0x1d0
[ 6.006277] process_one_work+0x740/0x1800
[ 6.006279] worker_thread+0x738/0xb88
[ 6.006282] kthread+0x328/0x3d4
[ 6.006285] ret_from_fork+0x10/0x20
[ 6.006291] BUG: sleeping function called from invalid context at
kernel/locking/rwsem.c:1589
[ 6.017529] i2c_hid_of 4-0010: i2c_hid_get_input: IRQ triggered but
there's no data
[ 6.024878] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid:
12, name: kworker/u32:0
[ 6.024881] preempt_count: 1, expected: 0
[ 6.024882] RCU nest depth: 0, expected: 0
[ 6.024884] INFO: lockdep is turned off.
[ 6.024886] irq event stamp: 537370
[ 6.024887] hardirqs last enabled at (537369): [<ffffbca6cf0a140c>]
_raw_spin_unlock_irqrestore+0x84/0x90
[ 6.024891] hardirqs last disabled at (537370): [<ffffbca6cf0a033c>]
_raw_spin_lock_irqsave+0xe0/0xf4
[ 6.024894] softirqs last enabled at (365608): [<ffffbca6cb9bcfc4>]
handle_softirqs+0x8ec/0xd90
[ 6.219570] softirqs last disabled at (365431): [<ffffbca6cb810ab8>]
__do_softirq+0x14/0x20
[ 6.227908] CPU: 7 UID: 0 PID: 12 Comm: kworker/u32:0 Not tainted
6.17.0-rc2-next-20250820 #1 PREEMPT
[ 6.227912] Hardware name: Acer Tomato (rev2) board (DT)
[ 6.227914] Workqueue: events_unbound deferred_probe_work_func
[ 6.227919] Call trace:
[ 6.227920] show_stack+0x18/0x24 (C)
[ 6.227923] dump_stack_lvl+0x90/0xd0
[ 6.227927] dump_stack+0x1c/0x28
[ 6.227930] __might_resched+0x360/0x578
[ 6.227933] __might_sleep+0xa4/0x16c
[ 6.227937] down_write+0x8c/0x21c
[ 6.227940] kernfs_remove+0x28/0x4c
[ 6.227944] sysfs_remove_dir+0xa8/0xe8
[ 6.227947] __kobject_del+0xb0/0x27c
[ 6.227950] kobject_release+0xfc/0x134
[ 6.227952] kobject_put+0xb0/0x130
[ 6.227955] of_node_put+0x18/0x28
[ 6.227958] of_find_node_with_property+0xcc/0x204
[ 6.227961] scpsys_get_bus_protection_legacy+0x16c/0x428
[ 6.227965] scpsys_probe+0x3bc/0x584
[ 6.227967] platform_probe+0xc4/0x1c0
[ 6.227971] really_probe+0x188/0x5d0
[ 6.227974] __driver_probe_device+0x160/0x2e8
[ 6.227977] driver_probe_device+0x5c/0x298
[ 6.227980] __device_attach_driver+0x184/0x328
[ 6.227983] bus_for_each_drv+0x104/0x18c
[ 6.227985] __device_attach+0x168/0x358
[ 6.227988] device_initial_probe+0x14/0x20
[ 6.227991] bus_probe_device+0x128/0x160
[ 6.227993] deferred_probe_work_func+0x128/0x1d0
[ 6.227996] process_one_work+0x740/0x1800
[ 6.227999] worker_thread+0x738/0xb88
[ 6.228002] kthread+0x328/0x3d4
[ 6.228004] ret_from_fork+0x10/0x20
[ 31.875576] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 32.017394] rcu: ?7-...0: (14 ticks this GP)
idle=3c14/1/0x4000000000000000 softirq=936/941 fqs=1298
[ 32.026515] rcu: ?(detected by 5, t=6503 jiffies, g=-383, q=816
ncpus=8)
[ 32.033203] Sending NMI from CPU 5 to CPUs 7:
[ 44.067673] watchdog: CPU1: Watchdog detected hard LOCKUP on cpu 2
[ 44.073902] Modules linked in:
[ 44.073927] irq event stamp: 17405
[ 44.073942] hardirqs last enabled at (17405): [<ffffbca6ce8032c0>]
psci_cpu_suspend_enter+0x1b8/0x320
[ 44.073994] hardirqs last disabled at (17404): [<ffffbca6cbaba4e8>]
do_idle+0xf8/0x1a0
[ 44.074038] softirqs last enabled at (17402): [<ffffbca6cb9bcfc4>]
handle_softirqs+0x8ec/0xd90
[ 44.074079] softirqs last disabled at (17397): [<ffffbca6cb810ab8>]
__do_softirq+0x14/0x20
[ 44.074118] Sending NMI from CPU 1 to CPUs 2:
[ 44.103650] watchdog: CPU5: Watchdog detected hard LOCKUP on cpu 6
[ 44.125270] Modules linked in:
[ 44.125273] irq event stamp: 26161
[ 44.125274] hardirqs last enabled at (26161): [<ffffbca6ce8032c0>]
psci_cpu_suspend_enter+0x1b8/0x320
[ 44.125281] hardirqs last disabled at (26160): [<ffffbca6cbaba4e8>]
do_idle+0xf8/0x1a0
[ 44.125286] softirqs last enabled at (26140): [<ffffbca6cb9bcfc4>]
handle_softirqs+0x8ec/0xd90
[ 44.125289] softirqs last disabled at (26135): [<ffffbca6cb810ab8>]
__do_softirq+0x14/0x20
[ 56.471758] sched: DL replenish lagged too much
[ 109.911578] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 109.917672] rcu: ?7-...0: (14 ticks this GP)
idle=3c14/1/0x4000000000000000 softirq=936/941 fqs=4192
[ 109.926794] rcu: ?(detected by 4, t=26012 jiffies, g=-383, q=816
ncpus=8)
[ 109.933570] Sending NMI from CPU 4 to CPUs 7:
[ 187.931577] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 187.937669] rcu: ?7-...0: (14 ticks this GP)
idle=3c14/1/0x4000000000000000 softirq=936/941 fqs=7593
[ 187.946790] rcu: ?(detected by 4, t=45517 jiffies, g=-383, q=816
ncpus=8)
[ 187.953565] Sending NMI from CPU 4 to CPUs 7:
[ 265.951574] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
[ 265.957666] rcu: ?7-...0: (14 ticks this GP)
idle=3c14/1/0x4000000000000000 softirq=936/941 fqs=10993
[ 265.966873] rcu: ?(detected by 5, t=65022 jiffies, g=-383, q=816
ncpus=8)
>
> =====================================================
>
>
> # Hardware platforms affected:
>
> ## mt8186-corsola-steelix-sku131072
> - dashboard:
> https://d.kernelci.org/test/maestro:68a572e9233e484a3fa2c0db
> - compatibles: google,steelix-sku131072 | google,steelix
> - 1 fails since 2025-08-20 07:25 UTC
> - test path: boot
> - last pass:
> https://d.kernelci.org/test/maestro:68a429e6233e484a3fa0aba6
> - on 2025-08-19 07:38 UTC
> - commit hash: 886e5e7b0432360842303d587bb4a65d10741ae8
> - test id: maestro:68a429e6233e484a3fa0aba6
>
> ## mt8195-cherry-tomato-r2
> - dashboard:
> https://d.kernelci.org/test/maestro:68a572ea233e484a3fa2c0e1
> - compatibles: google,tomato-rev2 | google,tomato | mediatek,mt8195
> - 1 fails since 2025-08-20 07:25 UTC
> - test path: boot
> - last pass:
> https://d.kernelci.org/test/maestro:68a2ce76233e484a3f9e5dcc
> - on 2025-08-18 06:55 UTC
> - commit hash: 3ac864c2d9bb8608ee236e89bf561811613abfce
> - test id: maestro:68a2ce76233e484a3f9e5dcc
>
>
> #kernelci issue maestro:4a7604ad2b208f9142109c871e17a6453ee9ff9c
>
> Reported-by: kernelci.org bot <bot@kernelci.org>
>
> --
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> Talk to us at kernelci@lists.linux.dev
>
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