INFO: trying to register non-static key.
The code is fine but needs lockdep annotation, or maybe
you didn't initialize this object before use?
turning off the locking correctness validator.
CPU: 1 PID: 22 Comm: kdevtmpfs Not tainted 5.15.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
__dump_stack lib/dump_stack.c:88 [inline]
dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:106
assign_lock_key kernel/locking/lockdep.c:939 [inline]
register_lock_class+0xf79/0x10c0 kernel/locking/lockdep.c:1251
__lock_acquire+0x105/0x54a0 kernel/locking/lockdep.c:4894
lock_acquire kernel/locking/lockdep.c:5625 [inline]
lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5590
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162
ath9k_htc_rxep+0x31/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1133
ath9k_htc_rx_msg+0x2e4/0xb70 drivers/net/wireless/ath/ath9k/htc_hst.c:461
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:647 [inline]
ath9k_hif_usb_rx_cb+0x571/0x10b0 drivers/net/wireless/ath/ath9k/hif_usb.c:680
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1656
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1726
dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421
expire_timers kernel/time/timer.c:1466 [inline]
__run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734
__run_timers kernel/time/timer.c:1715 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747
__do_softirq+0x29b/0x9c2 kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:636
irq_exit_rcu+0x5/0x20 kernel/softirq.c:648
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194
Code: 74 24 10 e8 ba 16 22 f8 48 89 ef e8 02 8d 22 f8 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 b3 78 15 f8 65 8b 05 3c ab c8 76 85 c0 74 0a 5b 5d c3 e8 d0 f3
RSP: 0018:ffffc90000fe7990 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1fa31da
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff90490798 R08: 0000000000000001 R09: ffffffff8fd05a17
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888088e6ac70
R13: 1ffff920001fcf44 R14: ffffffff90490798 R15: ffffffff90490790
__debug_object_init+0x409/0xd10 lib/debugobjects.c:605
debug_object_init lib/debugobjects.c:620 [inline]
debug_object_activate+0x32c/0x3e0 lib/debugobjects.c:706
debug_rcu_head_queue kernel/rcu/rcu.h:176 [inline]
__call_rcu kernel/rcu/tree.c:2971 [inline]
call_rcu+0x2c/0x750 kernel/rcu/tree.c:3067
dentry_free+0xc3/0x160 fs/dcache.c:352
__dentry_kill+0x4cb/0x640 fs/dcache.c:596
dentry_kill fs/dcache.c:720 [inline]
dput+0x66b/0xbc0 fs/dcache.c:888
handle_remove+0x394/0x5fe drivers/base/devtmpfs.c:343
handle drivers/base/devtmpfs.c:382 [inline]
devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
devtmpfsd+0x1b9/0x2a3 drivers/base/devtmpfs.c:437
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
BUG: unable to handle page fault for address: ffffffffffffffc8
#PF: supervisor read access in kernel mode
#PF: error_code(0x0000) - not-present page
PGD b68f067 P4D b68f067 PUD b691067 PMD 0
Oops: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 22 Comm: kdevtmpfs Not tainted 5.15.0-rc5-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1135
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 c0 d4 67 fc 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 4d dc 67 fc 45 84 ff 75 a8 e8 93 d4
RSP: 0018:ffffc90000fd8888 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc90001faa000
RDX: 0000000000040000 RSI: ffffffff850e39d0 RDI: ffffc90000fd87f8
RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff520001fb0ff R11: 0000000000086089 R12: ffff8880954236d8
R13: ffff8880954232a0 R14: ffff8880954236e8 R15: ffff88807ba93000
FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 0000000087d5a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
ath9k_htc_rx_msg+0x2e4/0xb70 drivers/net/wireless/ath/ath9k/htc_hst.c:461
ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:647 [inline]
ath9k_hif_usb_rx_cb+0x571/0x10b0 drivers/net/wireless/ath/ath9k/hif_usb.c:680
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1656
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1726
dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1421
expire_timers kernel/time/timer.c:1466 [inline]
__run_timers.part.0+0x675/0xa20 kernel/time/timer.c:1734
__run_timers kernel/time/timer.c:1715 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1747
__do_softirq+0x29b/0x9c2 kernel/softirq.c:558
invoke_softirq kernel/softirq.c:432 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:636
irq_exit_rcu+0x5/0x20 kernel/softirq.c:648
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1097
asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:638
RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline]
RIP: 0010:_raw_spin_unlock_irqrestore+0x38/0x70 kernel/locking/spinlock.c:194
Code: 74 24 10 e8 ba 16 22 f8 48 89 ef e8 02 8d 22 f8 81 e3 00 02 00 00 75 25 9c 58 f6 c4 02 75 2d 48 85 db 74 01 fb bf 01 00 00 00 b3 78 15 f8 65 8b 05 3c ab c8 76 85 c0 74 0a 5b 5d c3 e8 d0 f3
RSP: 0018:ffffc90000fe7990 EFLAGS: 00000206
RAX: 0000000000000002 RBX: 0000000000000200 RCX: 1ffffffff1fa31da
RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001
RBP: ffffffff90490798 R08: 0000000000000001 R09: ffffffff8fd05a17
R10: 0000000000000001 R11: 0000000000000000 R12: ffff888088e6ac70
R13: 1ffff920001fcf44 R14: ffffffff90490798 R15: ffffffff90490790
__debug_object_init+0x409/0xd10 lib/debugobjects.c:605
debug_object_init lib/debugobjects.c:620 [inline]
debug_object_activate+0x32c/0x3e0 lib/debugobjects.c:706
debug_rcu_head_queue kernel/rcu/rcu.h:176 [inline]
__call_rcu kernel/rcu/tree.c:2971 [inline]
call_rcu+0x2c/0x750 kernel/rcu/tree.c:3067
dentry_free+0xc3/0x160 fs/dcache.c:352
__dentry_kill+0x4cb/0x640 fs/dcache.c:596
dentry_kill fs/dcache.c:720 [inline]
dput+0x66b/0xbc0 fs/dcache.c:888
handle_remove+0x394/0x5fe drivers/base/devtmpfs.c:343
handle drivers/base/devtmpfs.c:382 [inline]
devtmpfs_work_loop drivers/base/devtmpfs.c:395 [inline]
devtmpfsd+0x1b9/0x2a3 drivers/base/devtmpfs.c:437
kthread+0x3e5/0x4d0 kernel/kthread.c:319
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Modules linked in:
CR2: ffffffffffffffc8
---[ end trace dcd90a30ab589fda ]---
RIP: 0010:ath9k_htc_rxep+0xb5/0x210 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:1135
Code: 8b 43 38 48 8d 58 c8 49 39 c4 0f 84 ee 00 00 00 e8 c0 d4 67 fc 48 89 d8 48 c1 e8 03 0f b6 04 28 84 c0 74 06 0f 8e 0a 01 00 00 <44> 0f b6 3b 31 ff 44 89 fe e8 4d dc 67 fc 45 84 ff 75 a8 e8 93 d4
RSP: 0018:ffffc90000fd8888 EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffffffffffffffc8 RCX: ffffc90001faa000
RDX: 0000000000040000 RSI: ffffffff850e39d0 RDI: ffffc90000fd87f8
RBP: dffffc0000000000 R08: 0000000000000001 R09: 0000000000000003
R10: fffff520001fb0ff R11: 0000000000086089 R12: ffff8880954236d8
R13: ffff8880954232a0 R14: ffff8880954236e8 R15: ffff88807ba93000
FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffffffffffffc8 CR3: 0000000087d5a000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 74 24 je 0x26
2: 10 e8 adc %ch,%al
4: ba 16 22 f8 48 mov $0x48f82216,%edx
9: 89 ef mov %ebp,%edi
b: e8 02 8d 22 f8 callq 0xf8228d12
10: 81 e3 00 02 00 00 and $0x200,%ebx
16: 75 25 jne 0x3d
18: 9c pushfq
19: 58 pop %rax
1a: f6 c4 02 test $0x2,%ah
1d: 75 2d jne 0x4c
1f: 48 85 db test %rbx,%rbx
22: 74 01 je 0x25
24: fb sti
25: bf 01 00 00 00 mov $0x1,%edi
* 2a: e8 b3 78 15 f8 callq 0xf81578e2 <-- trapping instruction
2f: 65 8b 05 3c ab c8 76 mov %gs:0x76c8ab3c(%rip),%eax # 0x76c8ab72
36: 85 c0 test %eax,%eax
38: 74 0a je 0x44
3a: 5b pop %rbx
3b: 5d pop %rbp
3c: c3 retq
3d: e8 .byte 0xe8
3e: d0 f3 shl %bl