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* lockdep warning in urb.c:363 usb_submit_urb
@ 2020-03-23 14:38 Qais Yousef
  2020-03-23 15:36 ` Oliver Neukum
  0 siblings, 1 reply; 50+ messages in thread
From: Qais Yousef @ 2020-03-23 14:38 UTC (permalink / raw)
  To: Greg Kroah-Hartman, linux-usb; +Cc: linux-kernel

Hi

I've hit the following lockdep warning when I trigger hibernate on arm64
platform (Juno-r2)


	echo suspend > /sys/power/disk
	echo disk > /sys/power/state

I only had a usb flash drive attached to it. Let me know if you need more info.



# echo suspend > disk
# echo disk > state
[  325.775152] PM: hibernation: hibernation entry
[  325.780708] Filesystems sync: 0.000 seconds
[  325.784976] Freezing user space processes ... (elapsed 0.001 seconds) done.
[  325.793322] OOM killer disabled.
[  325.797934] PM: hibernation: Preallocating image memory
[  326.852851] PM: hibernation: Allocated 96124 pages for snapshot
[  326.858826] PM: hibernation: Allocated 384496 kbytes in 1.04 seconds (369.70 MB/s)
[  326.866447] Freezing remaining freezable tasks ... (elapsed 0.001 seconds) done.
[  326.876429] printk: Suspending console(s) (use no_console_suspend to debug)
[  326.947751] Disabling non-boot CPUs ...
[  326.948909] CPU1: shutdown
[  326.948918] psci: CPU1 killed (polled 0 ms)
[  326.951082] CPU2: shutdown
[  326.952130] psci: CPU2 killed (polled 0 ms)
[  326.954600] CPU3: shutdown
[  326.954613] psci: CPU3 killed (polled 0 ms)
[  326.957217] CPU4: shutdown
[  326.957229] psci: CPU4 killed (polled 0 ms)
[  326.958924] CPU5: shutdown
[  326.958936] psci: CPU5 killed (polled 0 ms)
[  326.959878] PM: hibernation: Creating image:
[  326.959878] PM: hibernation: Need to copy 94789 pages
[  326.959878] PM: hibernation: Image created (94789 pages copied)
[  326.959994] Enabling non-boot CPUs ...
[  326.973678] Detected PIPT I-cache on CPU1
[  326.973728] CPU1: Booted secondary processor 0x0000000000 [0x410fd080]
[  326.975172] CPU1 is up
[  326.993051] Detected PIPT I-cache on CPU2
[  326.993081] CPU2: Booted secondary processor 0x0000000001 [0x410fd080]
[  326.993839] CPU2 is up
[  327.007492] Detected VIPT I-cache on CPU3
[  327.007557] CPU3: Booted secondary processor 0x0000000101 [0x410fd033]
[  327.009075] CPU3 is up
[  327.022636] Detected VIPT I-cache on CPU4
[  327.022682] CPU4: Booted secondary processor 0x0000000102 [0x410fd033]
[  327.024296] CPU4 is up
[  327.038227] Detected VIPT I-cache on CPU5
[  327.038272] CPU5: Booted secondary processor 0x0000000103 [0x410fd033]
[  327.039921] CPU5 is up
[  327.154849] usb usb2: runtime PM trying to activate child device usb2 but parent (7ffb0000.ohci) is not active
[  327.290355] PM: Cannot find swap device, try swapon -a
[  327.295533] PM: Cannot get swap writer
[  327.480758] OOM killer enabled.
[  327.483939] Restarting tasks ...
[  327.484229] ------------[ cut here ]------------
[  327.484664] done.
[  327.487743] URB 000000000c121c1c submitted while active
[  327.499622] WARNING: CPU: 1 PID: 296 at drivers/usb/core/urb.c:363 usb_submit_urb+0x3f0/0x520
[  327.508191] Modules linked in:
[  327.511262] CPU: 1 PID: 296 Comm: kworker/1:2 Not tainted 5.6.0-rc6 #533
[  327.517993] Hardware name: ARM Juno development board (r2) (DT)
[  327.523944] Workqueue: usb_hub_wq hub_event
[  327.528148] pstate: 40000005 (nZcv daif -PAN -UAO)
[  327.532959] pc : usb_submit_urb+0x3f0/0x520
[  327.537160] lr : usb_submit_urb+0x3f0/0x520
[  327.541360] sp : ffff80001891b8c0
[  327.544687] x29: ffff80001891b8c0 x28: ffff000973f7a000
[  327.550024] x27: ffff00097049f320 x26: 0000000000000003
[  327.555361] x25: ffff8000101704e8 x24: ffff80001891bb48
[  327.560697] x23: ffff80001323d000 x22: 0000000000000c00
[  327.566033] x21: 0000000000000004 x20: 00000000fffffff0
[  327.571369] x19: ffff0009703f0300 x18: 0000000000000000
[  327.576705] x17: 0000000000000000 x16: 0000000000000000
[  327.582041] x15: 0000000000000000 x14: 0000000000000000
[  327.587376] x13: 0000000000000000 x12: 0000000000000000
[  327.592712] x11: 0000000000000000 x10: 0000000000000000
[  327.598048] x9 : ffff80001323da88 x8 : ffff00097ef0a798
[  327.603384] x7 : ffff800010148c08 x6 : ffff00097eef7450
[  327.608720] x5 : ffff00097eef7450 x4 : 0000000000000000
[  327.614055] x3 : ffff00097ef06df0 x2 : 0000000000000001
[  327.619391] x1 : 1798c844b4d7c300 x0 : 0000000000000000
[  327.624727] Call trace:
[  327.627183]  usb_submit_urb+0x3f0/0x520
[  327.631035]  hub_activate+0x108/0x788
[  327.634713]  hub_resume+0x40/0x108
[  327.638129]  usb_resume_interface.isra.9+0x60/0x108
[  327.643028]  usb_resume_both+0xe4/0x140
[  327.646881]  usb_runtime_resume+0x24/0x30
[  327.650910]  __rpm_callback+0xdc/0x138
[  327.654675]  rpm_callback+0x34/0x98
[  327.658178]  rpm_resume+0x4a8/0x720
[  327.661681]  rpm_resume+0x50c/0x720
[  327.665183]  __pm_runtime_resume+0x4c/0xb8
[  327.669297]  usb_autopm_get_interface+0x28/0x60
[  327.673848]  hub_event+0x80/0x1368
[  327.677266]  process_one_work+0x2a4/0x748
[  327.681292]  worker_thread+0x48/0x498
[  327.684970]  kthread+0x13c/0x140
[  327.688211]  ret_from_fork+0x10/0x18
[  327.691801] irq event stamp: 17114
[  327.695219] hardirqs last  enabled at (17113): [<ffff80001191b29c>] _raw_spin_unlock_irq+0x34/0x68
[  327.704224] hardirqs last disabled at (17114): [<ffff8000119132d8>] __schedule+0xd0/0x7e8
[  327.712442] softirqs last  enabled at (16742): [<ffff8000100818a4>] __do_softirq+0x4bc/0x568
[  327.720922] softirqs last disabled at (16731): [<ffff800010114064>] irq_exit+0x144/0x150
[  327.729051] ---[ end trace 7d41436f96488c51 ]---
[  327.733762] PM: hibernation: hibernation exit
sh: write error: No such device
# [  327.739972] hub 2-0:1.0: activate --> -16



Thanks

--
Qais Yousef

^ permalink raw reply	[flat|nested] 50+ messages in thread

end of thread, other threads:[~2020-04-21 11:15 UTC | newest]

Thread overview: 50+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2020-03-23 14:38 lockdep warning in urb.c:363 usb_submit_urb Qais Yousef
2020-03-23 15:36 ` Oliver Neukum
2020-03-23 15:54   ` Alan Stern
2020-03-23 16:02     ` Qais Yousef
2020-03-23 16:18     ` Oliver Neukum
2020-03-23 15:57   ` Qais Yousef
2020-03-23 16:20     ` Oliver Neukum
2020-03-23 17:29   ` Qais Yousef
2020-03-24  9:08     ` Oliver Neukum
2020-03-24 10:46       ` Qais Yousef
2020-03-24 13:20         ` Oliver Neukum
2020-03-24 13:43           ` Qais Yousef
2020-03-24 13:52             ` Alan Stern
2020-03-24 14:06               ` Qais Yousef
2020-03-24 15:56                 ` Alan Stern
2020-03-24 17:22                   ` Qais Yousef
2020-03-24 19:22                     ` Alan Stern
2020-03-25 15:00                       ` Qais Yousef
2020-03-25 20:49                         ` Alan Stern
2020-03-25 21:28                           ` Rafael J. Wysocki
2020-03-26 12:27                             ` Qais Yousef
2020-03-27 20:45                               ` Alan Stern
2020-03-28 14:15                                 ` Rafael J. Wysocki
2020-03-28 19:58                                   ` Alan Stern
2020-03-29  9:16                                     ` Rafael J. Wysocki
2020-03-29 13:56                                       ` Rafael J. Wysocki
2020-03-29 16:27                                       ` Alan Stern
2020-04-03 15:04                                         ` Rafael J. Wysocki
2020-04-03 16:13                                           ` Rafael J. Wysocki
2020-04-03 16:41                                           ` Alan Stern
2020-04-03 18:32                                             ` Rafael J. Wysocki
2020-04-03 20:15                                               ` Alan Stern
2020-04-06 16:45                                                 ` Rafael J. Wysocki
2020-04-06 20:25                                                   ` Alan Stern
2020-04-09 18:45                                                     ` Rafael J. Wysocki
2020-04-11  2:41                                                       ` Alan Stern
2020-04-13 21:32                                                         ` Rafael J. Wysocki
2020-04-14 13:43                                                           ` Rafael J. Wysocki
2020-04-14 17:47                                                             ` Alan Stern
2020-04-15 22:20                                                               ` Rafael J. Wysocki
2020-04-16 15:18                                                                 ` Alan Stern
2020-04-17  9:57                                                                   ` Rafael J. Wysocki
2020-04-17 16:10                                                                     ` Alan Stern
2020-04-17 21:54                                                                       ` Rafael J. Wysocki
2020-04-17 23:37                                                                         ` Alan Stern
2020-04-18  9:40                                                                           ` Rafael J. Wysocki
2020-04-03 17:08                                         ` Rafael J. Wysocki
2020-04-20 20:26                           ` Alan Stern
2020-04-21 11:15                             ` Qais Yousef
2020-03-24 13:47         ` Alan Stern

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