BUG: sleeping function called from invali
BUG: sleeping function called from invalid context at kernel/workqueue.c:4561
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 0, name: swapper/0
preempt_count: 101, expected: 0
RCU nest depth: 0, expected: 0
locks held by swapper/0/0: 1, last CPU#0:
 #0: ffffc90000007cc0 ((&vub300->inactivity_timer)){+.-.}-{0:0}, at: call_timer_fn+0xd5/0x5f0
Preemption disabled at:
[<ffffffff8be6893d>] schedule_preempt_disabled+0x1d/0x30
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
Call Trace:
 <IRQ>
 dump_stack_lvl+0xe8/0x150
 __might_resched+0x36a/0x4c0
 __cancel_work_sync+0x6d/0x110
 mmc_free_host+0x19/0x30
 call_timer_fn+0x18d/0x5f0
 __run_timer_base+0x652/0x8b0
 run_timer_softirq+0xb7/0x170
 handle_softirqs+0x226/0x860
 __irq_exit_rcu+0xcb/0x220
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:pv_native_safe_halt+0xf/0x20
Code: 6c 8f 02 e9 03 08 03 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d c3 33 24 00 fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
RSP: 0018:ffffffff8ea07ca0 EFLAGS: 00000202
RAX: 0000000000368c0b RBX: ffffffff819b9f40 RCX: 8000000000000001
RDX: 0000000000000001 RSI: ffffffff8e47a1a9 RDI: ffffffff8c6dcc80
RBP: ffffffff8ea07d78 R08: ffff888121033a1b R09: 1ffff11024206743
R10: dffffc0000000000 R11: ffffed1024206744 R12: 0000000000000000
R13: 1ffffffff1d51df0 R14: 1ffffffff1d40f9c R15: dffffc0000000000
 default_idle+0x9/0x20
 default_idle_call+0x72/0xb0
 do_idle+0x2e0/0x540
 cpu_startup_entry+0x43/0x60
 rest_init+0x378/0x3a0
 start_kernel+0x392/0x3e0
 x86_64_start_reservations+0x24/0x30
 x86_64_start_kernel+0x137/0x1b0
 common_startup_64+0x13e/0x157
 </TASK>
ODEBUG: object ffffc90000007a80 is NOT on stack ffffffff8ea00000, but annotated.
------------[ cut here ]------------
1
WARNING: lib/debugobjects.c:672 at __debug_object_init+0x2c4/0x3c0, CPU#0: swapper/0/0
Modules linked in:
CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Tainted: G        W    L      syzkaller #0 PREEMPT(full) 
Tainted: [W]=WARN, [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__debug_object_init+0x2c4/0x3c0
Code: cc cc cc 41 ff c7 44 89 3d 09 dc e7 15 48 c7 c1 80 d5 6d 8c 48 c7 c7 e0 d5 6d 8c 84 c0 48 0f 45 f9 48 89 de e8 ad 92 3c fc 90 <0f> 0b 90 e9 c0 fe ff ff e8 4f 1c 00 00 8b 05 e1 a9 6d 0a 3b 05 df
RSP: 0018:ffffc900000079b8 EFLAGS: 00010046
RAX: 0000000000000050 RBX: ffffc90000007a80 RCX: 7fe01ea56a409100
RDX: 0000000000000100 RSI: 0000000000000100 RDI: 0000000000000000
RBP: ffffffff8ea8efa0 R08: 0000000000000100 R09: 0000000000080000
R10: 0000000000008000 R11: ffffffff8ec367b8 R12: ffff88810d058670
R13: ffff888104ef8dc8 R14: dffffc0000000000 R15: 0000000000000001
FS:  0000000000000000(0000) GS:ffff88818d6cc000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000056451e0721d8 CR3: 000000010bdb6000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 __synchronize_srcu+0x1d5/0x2f0
 wakeup_source_unregister+0x129/0x3f0
 mmc_host_classdev_release+0x47/0x100
 device_release+0xc4/0x1f0
 kobject_put+0x222/0x550
 call_timer_fn+0x18d/0x5f0
 __run_timer_base+0x652/0x8b0
 run_timer_softirq+0xb7/0x170
 handle_softirqs+0x226/0x860
 __irq_exit_rcu+0xcb/0x220
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:pv_native_safe_halt+0xf/0x20
Code: 6c 8f 02 e9 03 08 03 00 cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa eb 07 0f 00 2d c3 33 24 00 fb f4 <c3> cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc cc 90 90 90 90 90
RSP: 0018:ffffffff8ea07ca0 EFLAGS: 00000202
RAX: 0000000000368c0b RBX: ffffffff819b9f40 RCX: 8000000000000001
RDX: 0000000000000001 RSI: ffffffff8e47a1a9 RDI: ffffffff8c6dcc80
RBP: ffffffff8ea07d78 R08: ffff888121033a1b R09: 1ffff11024206743
R10: dffffc0000000000 R11: ffffed1024206744 R12: 0000000000000000
R13: 1ffffffff1d51df0 R14: 1ffffffff1d40f9c R15: dffffc0000000000
 default_idle+0x9/0x20
 default_idle_call+0x72/0xb0
 do_idle+0x2e0/0x540
 cpu_startup_entry+0x43/0x60
 rest_init+0x378/0x3a0
 start_kernel+0x392/0x3e0
 x86_64_start_reservations+0x24/0x30
 x86_64_start_kernel+0x137/0x1b0
 common_startup_64+0x13e/0x157
 </TASK>
