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workqueue: cannot queue hci_cmd_timeout on wq hci1
WARNING: kernel/workqueue.c:2275 at __queue_work+0xd53/0x1020, CPU#1: dhcpcd/8713
Modules linked in:
CPU: 1 UID: 0 PID: 8713 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:__queue_work+0xd7e/0x1020
Code: 83 c5 18 4c 89 e8 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 ef e8 a3 75 a2 00 49 8b 75 00 49 81 c7 78 01 00 00 4c 89 f7 4c 89 fa <67> 48 0f b9 3a 48 83 c4 58 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc
RSP: 0000:ffffc90000a08c10 EFLAGS: 00010086
RAX: 1ffff1102e9a1951 RBX: 0000000000000008 RCX: ffff88810b659d40
RDX: ffff8881a54a7178 RSI: ffffffff8a9ef450 RDI: ffffffff901482c0
RBP: 0000000000000100 R08: ffffffff90118cb7 R09: 1ffffffff2023196
R10: dffffc0000000000 R11: ffffffff818d6810 R12: dffffc0000000000
R13: ffff888174d0ca88 R14: ffffffff901482c0 R15: ffff8881a54a7178
FS:  00007f75a0324740(0000) GS:ffff8882a9463000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f75a034f96e CR3: 000000019ce12000 CR4: 00000000000006f0
Call Trace:
 <IRQ>
 call_timer_fn+0x192/0x640
 __run_timer_base+0x67e/0x8b0
 run_timer_softirq+0xb7/0x170
 handle_softirqs+0x22a/0x870
 __irq_exit_rcu+0x5f/0x150
 irq_exit_rcu+0x9/0x30
 sysvec_apic_timer_interrupt+0xa6/0xc0
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:handle_mm_fault+0x660/0x3310
Code: 84 24 40 01 00 00 48 8d 78 2c ba 44 00 00 00 31 f6 e8 74 e9 19 00 49 be 00 00 00 00 00 fc ff df 48 8b 44 24 28 42 80 3c 30 00 <74> 08 48 89 df e8 86 e6 19 00 4c 8b 2b 4d 8d bd b8 00 00 00 4c 89
RSP: 0000:ffffc90006437c20 EFLAGS: 00000246
RAX: 1ffff110339ca9e2 RBX: ffff88819ce54f10 RCX: 0000000000000000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc90006437dd0
RBP: ffffc90006437e58 R08: 0000000000000004 R09: 0000000000000004
R10: ffffc90006437d8c R11: fffff52000c86fba R12: 0000000000000028
R13: ffff88810b659d40 R14: dffffc0000000000 R15: ffff88819ce54f50
 do_user_addr_fault+0xa73/0x1340
 exc_page_fault+0x6a/0xc0
 asm_exc_page_fault+0x26/0x30
RIP: 0033:0x7f75a034f96e
Code: Unable to access opcode bytes at 0x7f75a034f944.
RSP: 002b:00007ffe9114f8e8 EFLAGS: 00010246
RAX: 0000000000000000 RBX: 000055c2fa004968 RCX: 00007f75a03ef0a8
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00000000ffffffff
RBP: 00007ffe9116fd68 R08: 0000000000000027 R09: 000055c2fa004930
R10: 00007f75a0512088 R11: 0000000000000246 R12: 00000000ffffffff
R13: 000055c2fa004930 R14: 0000000000000000 R15: 000055c2fa004964
 </TASK>
