linux-kernel - [usb_runtime_suspend] WARNING: CPU: 0 PID: 16 at drivers/usb/core/urb.c:341 usb_submit

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Date:   Sat, 11 Nov 2017 01:05:59 +0800
From:   Fengguang Wu <fengguang.wu@...el.com>
To:     linux-usb@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Mike Krinkin <krinkin.m.u@...il.com>,
        linux-kernel@...r.kernel.org
Subject: [usb_runtime_suspend] WARNING: CPU: 0 PID: 16 at
 drivers/usb/core/urb.c:341 usb_submit_urb+0x7e3/0x910

Hello,

FYI this happens in 4.14.0-rc8 -- it's not necessarily a new bug.

It occurs in 2 out of 2 boots.

[   36.432666] hub 3-0:1.0: 8 ports detected
[   36.434783] hub 3-0:1.0: USB hub found
[   36.435374] hub 3-0:1.0: 8 ports detected
[   36.528031] URB cd136280 submitted while active
[   36.528747] ------------[ cut here ]------------
[   36.529414] WARNING: CPU: 0 PID: 16 at drivers/usb/core/urb.c:341 usb_submit_urb+0x7e3/0x910:
usb_submit_urb at drivers/usb/core/urb.c:341
[   36.530739] CPU: 0 PID: 16 Comm: kworker/0:1 Not tainted 4.14.0-rc8 #1
[   36.531597] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.10.2-1 04/01/2014
[   36.532732] Workqueue: pm pm_runtime_work
[   36.533306] task: cf530400 task.stack: cf532000
[   36.533921] EIP: usb_submit_urb+0x7e3/0x910:
usb_submit_urb at drivers/usb/core/urb.c:341
[   36.534505] EFLAGS: 00210286 CPU: 0
[   36.535006] EAX: 00000023 EBX: c26ff120 ECX: 00000000 EDX: 00000000
[   36.535852] ESI: 00000000 EDI: cd136280 EBP: cf533d84 ESP: cf533d48
[   36.537100]  DS: 007b ES: 007b FS: 0000 GS: 0000 SS: 0068
[   36.538107] CR0: 80050033 CR2: 00000000 CR3: 04b6f000 CR4: 00140690
[   36.539305] Call Trace:
[   36.539697]  hub_activate+0x311/0x900:
hub_activate at drivers/usb/core/hub.c:1205
[   36.540246]  hub_resume+0x13/0x20:
hub_resume at drivers/usb/core/hub.c:3619
[   36.540730]  usb_resume_interface+0x185/0x1c0
[   36.541402]  usb_suspend_both+0x32e/0x3b0:
usb_suspend_both at drivers/usb/core/driver.c:1358
[   36.541965]  ? usb_autopm_get_interface_no_resume+0x20/0x20:
usb_runtime_suspend at drivers/usb/core/driver.c:1841
[   36.542713]  usb_runtime_suspend+0x39/0xb0:
usb_runtime_suspend at drivers/usb/core/driver.c:1855
[   36.543407]  __rpm_callback+0x50/0x320:
__rpm_callback at drivers/base/power/runtime.c:334
[   36.544338]  ? usb_autopm_get_interface_no_resume+0x20/0x20:
usb_runtime_suspend at drivers/usb/core/driver.c:1841
[   36.545113]  rpm_callback+0x51/0xb0:
rpm_callback at drivers/base/power/runtime.c:468
[   36.545618]  ? usb_autopm_get_interface_no_resume+0x20/0x20:
usb_runtime_suspend at drivers/usb/core/driver.c:1841
[   36.546364]  rpm_suspend+0x271/0x870:
rpm_suspend at drivers/base/power/runtime.c:597
[   36.546877]  ? __pm_runtime_suspend+0x6b/0xc0:
__pm_runtime_suspend at drivers/base/power/runtime.c:1009
[   36.547487]  ? _raw_spin_lock_irqsave+0x7d/0x90:
_raw_spin_lock_irqsave at kernel/locking/spinlock.c:161
[   36.548130]  __pm_runtime_suspend+0x77/0xc0:
__pm_runtime_suspend at include/linux/spinlock.h:372
[   36.548709]  ? usb_runtime_resume+0x20/0x20:
usb_runtime_idle at drivers/usb/core/driver.c:1882
[   36.549291]  usb_runtime_idle+0x36/0x40:
usb_runtime_idle at drivers/usb/core/driver.c:1892
[   36.549833]  __rpm_callback+0x50/0x320:
__rpm_callback at drivers/base/power/runtime.c:334
[   36.550419]  ? __dev_pm_qos_read_value+0x54/0xe0:
__dev_pm_qos_read_value at include/linux/err.h:41 (discriminator 9)
[   36.551241]  ? usb_runtime_resume+0x20/0x20:
usb_runtime_idle at drivers/usb/core/driver.c:1882
[   36.551945]  rpm_idle+0x561/0x5a0:
rpm_idle at drivers/base/power/runtime.c:426
[   36.552461]  pm_runtime_work+0xcf/0xe0:
pm_runtime_work at include/linux/spinlock.h:367
[   36.553002]  process_one_work+0x28f/0x820:
process_one_work at kernel/workqueue.c:2113
[   36.553571]  worker_thread+0x31b/0x690:
worker_thread at include/linux/compiler.h:277
[   36.554107]  kthread+0x156/0x160:
kthread at kernel/kthread.c:231
[   36.554583]  ? process_one_work+0x820/0x820:
worker_thread at kernel/workqueue.c:2190
[   36.555164]  ? __kthread_create_on_node+0x200/0x200:
kthread at kernel/kthread.c:190
[   36.555817]  ret_from_fork+0x19/0x24:
ret_from_fork at arch/x86/entry/entry_32.S:299
[   36.556346] Code: 00 b8 58 4d 36 c4 83 05 f8 79 82 c4 01 c6 05 c8 54 2c c4 01 e8 cf b4 a3 fe 57 68 d0 fe eb c3 83 05 e4 79 82 c4 01 e8 f4 4c 9b fe <0f> ff 6a 01 31 c9 ba 01 00 00 00 b8 40 4d 36 c4 e8 a8 b4 a3 fe
[   36.558823] ---[ end trace 484cd65098edaa99 ]---
[   36.559462] hub 1-0:1.0: activate --> -16

Attached the full dmesg, kconfig and reproduce scripts.

Thanks,
Fengguang

View attachment "dmesg-yocto-ivb41-47:20171109093310:i386-randconfig-b0-11061302-CONFIG_DRM_BOCHS:4.14.0-rc8:1" of type "text/plain" (90379 bytes)

View attachment ".config" of type "text/plain" (126312 bytes)

View attachment "reproduce-yocto-ivb41-47:20171109093310:i386-randconfig-b0-11061302-CONFIG_DRM_BOCHS:4.14.0-rc8:1" of type "text/plain" (901 bytes)