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: 0 PID: 3676 Comm: kworker/0:5 Not tainted 5.17.0-rc1-next-20220124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
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:951 [inline]
register_lock_class+0xd28/0x1030 kernel/locking/lockdep.c:1263
__lock_acquire+0x106/0x5470 kernel/locking/lockdep.c:4906
lock_acquire kernel/locking/lockdep.c:5639 [inline]
lock_acquire+0x1ab/0x510 kernel/locking/lockdep.c:5604
__raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
_raw_spin_lock_irqsave+0x39/0x50 kernel/locking/spinlock.c:162
skb_queue_tail+0x21/0x140 net/core/skbuff.c:3341
ath9k_htc_txep+0x287/0x400 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:712
ath9k_htc_txcompletion_cb+0x1cd/0x2f0 drivers/net/wireless/ath/ath9k/htc_hst.c:348
hif_usb_regout_cb+0x115/0x1c0 drivers/net/wireless/ath/ath9k/hif_usb.c:90
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1663
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1733
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+0x67c/0xa30 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:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
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:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: 48 89 ef 5d e9 01 62 4a 00 5d be 03 00 00 00 e9 c6 ed 70 02 66 0f 1f 44 00 00 48 8b be b0 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 49 0a 8a 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc90002baf5a8 EFLAGS: 00000212
RAX: 0000000000002edd RBX: 0000000000000000 RCX: ffffc9000f0c4000
RDX: 0000000000040000 RSI: ffffffff815f6cdc RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8ffd4947
R10: ffffffff815f6cd2 R11: 0000000000000000 R12: ffffffff84e3b970
R13: 0000000000000200 R14: ffffc90002baf608 R15: dffffc0000000000
console_unlock+0x6c2/0xb70 kernel/printk/printk.c:2719
vprintk_emit+0x198/0x4f0 kernel/printk/printk.c:2248
dev_vprintk_emit+0x36e/0x3b2 drivers/base/core.c:4604
dev_printk_emit+0xba/0xf1 drivers/base/core.c:4615
__dev_printk+0xcf/0xf5 drivers/base/core.c:4627
_dev_info+0xd7/0x109 drivers/base/core.c:4673
usb_disconnect.cold+0x25/0x78e drivers/usb/core/hub.c:2210
hub_port_connect drivers/usb/core/hub.c:5202 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]
port_event drivers/usb/core/hub.c:5660 [inline]
hub_event+0x1e39/0x44d0 drivers/usb/core/hub.c:5742
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
general protection fault, probably for non-canonical address 0xdffffc0000000000: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000000-0x0000000000000007]
CPU: 0 PID: 3676 Comm: kworker/0:5 Not tainted 5.17.0-rc1-next-20220124-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: usb_hub_wq hub_event
RIP: 0010:__skb_insert include/linux/skbuff.h:2011 [inline]
RIP: 0010:__skb_queue_before include/linux/skbuff.h:2117 [inline]
RIP: 0010:__skb_queue_tail include/linux/skbuff.h:2150 [inline]
RIP: 0010:skb_queue_tail+0x9e/0x140 net/core/skbuff.c:3342
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 80 00 00 00 4c 89 e2 4c 89 65 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 48 89 6b 08 <80> 3c 02 00 75 4f 48 8d 7b 10 49 89 2c 24 48 b8 00 00 00 00 00 fc
RSP: 0018:ffffc900000079d8 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff888038ceb998 RCX: ffffffff815db540
RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffff8880336f6148
RBP: ffff8880336f6140 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000000f29 R11: 0000000000000000 R12: 0000000000000000
R13: ffff888038ceb9b0 R14: 0000000100012f5e R15: ffffffff8527fee0
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f59c8795600 CR3: 000000000b88e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 00000000b8fecd19 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
ath9k_htc_txep+0x287/0x400 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:712
ath9k_htc_txcompletion_cb+0x1cd/0x2f0 drivers/net/wireless/ath/ath9k/htc_hst.c:348
hif_usb_regout_cb+0x115/0x1c0 drivers/net/wireless/ath/ath9k/hif_usb.c:90
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1663
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1733
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+0x67c/0xa30 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:637
irq_exit_rcu+0x5/0x20 kernel/softirq.c:649
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:preempt_count arch/x86/include/asm/preempt.h:27 [inline]
RIP: 0010:check_kcov_mode kernel/kcov.c:166 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 kernel/kcov.c:200
Code: 48 89 ef 5d e9 01 62 4a 00 5d be 03 00 00 00 e9 c6 ed 70 02 66 0f 1f 44 00 00 48 8b be b0 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 49 0a 8a 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc90002baf5a8 EFLAGS: 00000212
RAX: 0000000000002edd RBX: 0000000000000000 RCX: ffffc9000f0c4000
RDX: 0000000000040000 RSI: ffffffff815f6cdc RDI: 0000000000000003
RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff8ffd4947
R10: ffffffff815f6cd2 R11: 0000000000000000 R12: ffffffff84e3b970
R13: 0000000000000200 R14: ffffc90002baf608 R15: dffffc0000000000
console_unlock+0x6c2/0xb70 kernel/printk/printk.c:2719
vprintk_emit+0x198/0x4f0 kernel/printk/printk.c:2248
dev_vprintk_emit+0x36e/0x3b2 drivers/base/core.c:4604
dev_printk_emit+0xba/0xf1 drivers/base/core.c:4615
__dev_printk+0xcf/0xf5 drivers/base/core.c:4627
_dev_info+0xd7/0x109 drivers/base/core.c:4673
usb_disconnect.cold+0x25/0x78e drivers/usb/core/hub.c:2210
hub_port_connect drivers/usb/core/hub.c:5202 [inline]
hub_port_connect_change drivers/usb/core/hub.c:5502 [inline]
port_event drivers/usb/core/hub.c:5660 [inline]
hub_event+0x1e39/0x44d0 drivers/usb/core/hub.c:5742
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2e9/0x3a0 kernel/kthread.c:377
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__skb_insert include/linux/skbuff.h:2011 [inline]
RIP: 0010:__skb_queue_before include/linux/skbuff.h:2117 [inline]
RIP: 0010:__skb_queue_tail include/linux/skbuff.h:2150 [inline]
RIP: 0010:skb_queue_tail+0x9e/0x140 net/core/skbuff.c:3342
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 80 00 00 00 4c 89 e2 4c 89 65 08 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 48 89 6b 08 <80> 3c 02 00 75 4f 48 8d 7b 10 49 89 2c 24 48 b8 00 00 00 00 00 fc
RSP: 0018:ffffc900000079d8 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff888038ceb998 RCX: ffffffff815db540
RDX: 0000000000000000 RSI: 0000000000000016 RDI: ffff8880336f6148
RBP: ffff8880336f6140 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000000f29 R11: 0000000000000000 R12: 0000000000000000
R13: ffff888038ceb9b0 R14: 0000000100012f5e R15: ffffffff8527fee0
FS: 0000000000000000(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f59c8795600 CR3: 000000000b88e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 00000000b8fecd19 DR6: 00000000ffff0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 48 89 ef mov %rbp,%rdi
3: 5d pop %rbp
4: e9 01 62 4a 00 jmpq 0x4a620a
9: 5d pop %rbp
a: be 03 00 00 00 mov $0x3,%esi
f: e9 c6 ed 70 02 jmpq 0x270edda
14: 66 0f 1f 44 00 00 nopw 0x0(%rax,%rax,1)
1a: 48 8b be b0 01 00 00 mov 0x1b0(%rsi),%rdi
21: e8 b4 ff ff ff callq 0xffffffda
26: 31 c0 xor %eax,%eax
28: c3 retq
29: 90 nop
* 2a: 65 8b 05 49 0a 8a 7e mov %gs:0x7e8a0a49(%rip),%eax # 0x7e8a0a7a <-- trapping instruction
31: 89 c1 mov %eax,%ecx
33: 48 8b 34 24 mov (%rsp),%rsi
37: 81 e1 00 01 00 00 and $0x100,%ecx
3d: 65 gs
3e: 48 rex.W
3f: 8b .byte 0x8b