lkml.org 
[lkml]   [2021]   [Apr]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
From
Date
SubjectSleeping in atomic context on device release due to device links
Hi!

Is the below already fixed somewhere (v5.12 seems still has it)?
Or I missed something?

[ 186.439095] BUG: sleeping function called from invalid context at
drivers/gpio/gpiolib.c:1952
[ 186.451666] in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid:
119, name: kworker/0:2
[ 186.463885] 2 locks held by kworker/0:2/119:
[ 186.470831] #0: ffff985d8110d338
((wq_completion)rcu_gp){....}-{0:0}, at: process_one_work+0x1bc/0x4b0
[ 186.484458] #1: ffffb1a2c0367e70
((work_completion)(&sdp->work)){....}-{0:0}, at:
process_one_work+0x1bc/0x4b
0
[ 186.498732] CPU: 0 PID: 119 Comm: kworker/0:2 Not tainted 5.12.0-rc8+ #168
[ 186.508301] Hardware name: Intel Corporation Merrifield/BODEGA BAY,
BIOS 542 2015.01.21:18.19.48
[ 186.521000] Workqueue: rcu_gp srcu_invoke_callbacks
[ 186.528515] Call Trace:
[ 186.532288] dump_stack+0x69/0x8e
[ 186.536964] ___might_sleep.cold+0x95/0xa2
[ 186.543606] gpiod_free_commit+0x25/0x170
[ 186.550163] gpiod_put+0x19/0x40
[ 186.554728] cleanup+0x1b/0x30 [spi_pxa2xx_platform]
[ 186.562246] spidev_release+0x24/0x50
[ 186.567243] device_release+0x34/0x90
[ 186.572228] kobject_put+0x86/0x1d0
[ 186.577035] __device_link_free_srcu+0x47/0x70
[ 186.583942] srcu_invoke_callbacks+0xc8/0x170
[ 186.590720] process_one_work+0x24d/0x4b0
[ 186.597118] worker_thread+0x55/0x3c0
[ 186.602030] ? rescuer_thread+0x390/0x390
[ 186.608373] kthread+0x137/0x150
[ 186.612834] ? __kthread_bind_mask+0x60/0x60
[ 186.619446] ret_from_fork+0x22/0x30


--
With Best Regards,
Andy Shevchenko

\
 
 \ /
  Last update: 2021-04-26 19:09    [W:0.085 / U:0.524 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site