Warning at drivers/base/bus.c:547
Issue
After waking up the system from the suspend mode the following warning is logged:
WARNING: CPU: 1 PID: 5039 at drivers/base/bus.c:547 bus_probe_device+0xb7/0xc0
CPU: 1 PID: 5039 Comm: kworker/1:2 Not tainted 3.10.0-693.5.2.el7.x86_64 #1
Hardware name: Dell Inc. Latitude E5470, BIOS 1.9.4 08/26/2016
Workqueue: events mei_cl_bus_rescan_work [mei]
0000000000000000 000000000231b063 ffff88038078fcc8 ffffffff816a3e51
ffff88038078fd08 ffffffff810879d8 00000223866b4c78 ffff8803866b4c28
ffffffffc0585100 ffff8803866b4c18 ffff8803866b4c18 0000000000000000
Call Trace:
[<ffffffff816a3e51>] dump_stack+0x19/0x1b
[<ffffffff810879d8>] __warn+0xd8/0x100
[<ffffffff81087b1d>] warn_slowpath_null+0x1d/0x20
[<ffffffff8143ed57>] bus_probe_device+0xb7/0xc0
[<ffffffff8143c67f>] device_add+0x4ff/0x7c0
[<ffffffffc057e56f>] mei_cl_bus_rescan+0x28f/0x330 [mei]
[<ffffffffc057e655>] mei_cl_bus_rescan_work+0x45/0x50 [mei]
[<ffffffff810a882a>] process_one_work+0x17a/0x440
[<ffffffff810a94f6>] worker_thread+0x126/0x3c0
[<ffffffff810a93d0>] ? manage_workers.isra.24+0x2a0/0x2a0
[<ffffffff810b099f>] kthread+0xcf/0xe0
[<ffffffff8108ddfb>] ? do_exit+0x6bb/0xa40
[<ffffffff810b08d0>] ? insert_kthread_work+0x40/0x40
[<ffffffff816b4fd8>] ret_from_fork+0x58/0x90
[<ffffffff810b08d0>] ? insert_kthread_work+0x40/0x40
Environment
- Red Hat Enterprise Linux 7.4
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