syzbot

usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested
usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008
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DEBUG_LOCKS_WARN_ON(1)
WARNING: CPU: 1 PID: 22 at kernel/locking/lockdep.c:167 hlock_class kernel/locking/lockdep.c:167 [inline]
WARNING: CPU: 1 PID: 22 at kernel/locking/lockdep.c:167 hlock_class kernel/locking/lockdep.c:156 [inline]
WARNING: CPU: 1 PID: 22 at kernel/locking/lockdep.c:167 mark_lock+0x227/0x1160 kernel/locking/lockdep.c:3642
Kernel panic - not syncing: panic_on_warn set ...
CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.6.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: events request_firmware_work_func
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0xef/0x16e lib/dump_stack.c:118
 panic+0x2aa/0x6e1 kernel/panic.c:221
 __warn.cold+0x2f/0x30 kernel/panic.c:582
 report_bug+0x27b/0x2f0 lib/bug.c:195
 fixup_bug arch/x86/kernel/traps.c:174 [inline]
 fixup_bug arch/x86/kernel/traps.c:169 [inline]
 do_error_trap+0x12b/0x1e0 arch/x86/kernel/traps.c:267
 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286
 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027
RIP: 0010:hlock_class kernel/locking/lockdep.c:167 [inline]
RIP: 0010:hlock_class kernel/locking/lockdep.c:156 [inline]
RIP: 0010:mark_lock+0x227/0x1160 kernel/locking/lockdep.c:3642
Code: d0 7c 08 84 d2 0f 85 a2 0d 00 00 44 8b 15 b1 35 c0 06 45 85 d2 75 b6 48 c7 c6 e0 de e6 85 48 c7 c7 c0 d8 e6 85 e8 41 07 ee ff <0f> 0b 31 db e9 a8 fe ff ff 48 c7 c7 20 4c 6a 89 e8 14 3a 42 00 e9
RSP: 0018:ffff8881da3df7d0 EFLAGS: 00010082
RAX: 0000000000000000 RBX: 0000000000001af4 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff812972fd RDI: ffffed103b47beec
RBP: ffff8881da27b100 R08: ffff8881da27b100 R09: fffffbfff0e1fbe9
R10: fffffbfff0e1fbe8 R11: ffffffff870fdf43 R12: 0000000000000008
R13: ffff8881da27b9c2 R14: ffff8881da27b9a0 R15: ffff8881da27b9a0
 mark_usage kernel/locking/lockdep.c:3591 [inline]
 __lock_acquire+0x4e6/0x3b60 kernel/locking/lockdep.c:3908
 lock_acquire+0x130/0x340 kernel/locking/lockdep.c:4484
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:128 [inline]
 _raw_spin_lock_irq+0x2d/0x40 kernel/locking/spinlock.c:167
 spin_lock_irq include/linux/spinlock.h:363 [inline]
 do_wait_for_common kernel/sched/completion.c:84 [inline]
 __wait_for_common kernel/sched/completion.c:104 [inline]
 wait_for_common kernel/sched/completion.c:115 [inline]
 wait_for_completion_timeout+0x28d/0x3e0 kernel/sched/completion.c:155
 ath9k_htc_wait_for_target.isra.0+0xb9/0x1b0 drivers/net/wireless/ath/ath9k/htc_drv_init.c:89
 ath9k_htc_probe_device+0x1a4/0x1d80 drivers/net/wireless/ath/ath9k/htc_drv_init.c:949
 ath9k_htc_hw_init+0x31/0x60 drivers/net/wireless/ath/ath9k/htc_hst.c:501
 ath9k_hif_usb_firmware_cb+0x26b/0x500 drivers/net/wireless/ath/ath9k/hif_usb.c:1187
 request_firmware_work_func+0x126/0x242 drivers/base/firmware_loader/main.c:976
 process_one_work+0x94b/0x1620 kernel/workqueue.c:2264
 worker_thread+0x96/0xe20 kernel/workqueue.c:2410
 kthread+0x318/0x420 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..