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: 3604 Comm: sshd Not tainted 6.0.0-rc1-syzkaller-00160-g4c2d0b039c5c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
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:979 [inline]
register_lock_class+0xf1b/0x1120 kernel/locking/lockdep.c:1292
__lock_acquire+0x109/0x56d0 kernel/locking/lockdep.c:4932
lock_acquire kernel/locking/lockdep.c:5666 [inline]
lock_acquire+0x1ab/0x570 kernel/locking/lockdep.c:5631
__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:3396
ath9k_htc_txep+0x287/0x400 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:712
ath9k_htc_txcompletion_cb+0x1cd/0x2e0 drivers/net/wireless/ath/ath9k/htc_hst.c:353
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:1671
usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754
dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x674/0xa80 kernel/time/timer.c:1790
__run_timers kernel/time/timer.c:1768 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803
__do_softirq+0x1d3/0x9c6 kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1106
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:atime_needs_update+0x1/0x870 fs/inode.c:1887
Code: 00 00 00 00 48 89 ef e8 3d 5c a4 07 e8 68 e7 9d ff 4c 89 e0 5d 41 5c c3 e8 5c 3f ea ff eb d9 66 2e 0f 1f 84 00 00 00 00 00 55 <48> 89 e5 41 57 41 56 41 55 49 89 fd 41 54 53 48 89 f3 48 83 ec 08
RSP: 0018:ffffc90002d1fb28 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffff888075773a70 RCX: 0000000000000000
RDX: 1ffff1100eaee75b RSI: ffff8880756dad90 RDI: ffff88801d5e1410
RBP: ffffc90002d1fbe0 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff920005a3f6a
R13: ffff8880756dad90 R14: ffff88801d5e1410 R15: ffff88814013cda0
touch_atime+0xd3/0x700 fs/inode.c:1927
file_accessed include/linux/fs.h:2516 [inline]
pipe_read+0xc90/0x1100 fs/pipe.c:395
call_read_iter include/linux/fs.h:2181 [inline]
new_sync_read fs/read_write.c:389 [inline]
vfs_read+0x7f6/0x930 fs/read_write.c:470
ksys_read+0x1e8/0x250 fs/read_write.c:607
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f52c3a268fe
Code: c0 e9 e6 fe ff ff 50 48 8d 3d 0e c7 09 00 e8 c9 cf 01 00 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 0f 05 <48> 3d 00 f0 ff ff 77 5a c3 66 0f 1f 84 00 00 00 00 00 48 83 ec 28
RSP: 002b:00007ffe3299f4d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f52c3a268fe
RDX: 0000000000004000 RSI: 00007ffe3299f4e8 RDI: 0000000000000009
RBP: 000055d8779ad450 R08: 000055d8779ae750 R09: 00007ffe329b5080
R10: 00007ffe329b50f0 R11: 0000000000000246 R12: 0000000000000030
R13: 000055d8779ac030 R14: 00007ffe3299f4e8 R15: 000055d8779ae8d0
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: 3604 Comm: sshd Not tainted 6.0.0-rc1-syzkaller-00160-g4c2d0b039c5c #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
RIP: 0010:__skb_insert include/linux/skbuff.h:2157 [inline]
RIP: 0010:__skb_queue_before include/linux/skbuff.h:2263 [inline]
RIP: 0010:__skb_queue_tail include/linux/skbuff.h:2296 [inline]
RIP: 0010:skb_queue_tail+0x9e/0x140 net/core/skbuff.c:3397
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:ffffc900000079e0 EFLAGS: 00010056
RAX: dffffc0000000000 RBX: ffff888020aeb890 RCX: ffffffff815ff650
RDX: 0000000000000000 RSI: 0000000000000046 RDI: ffff88807f17ac88
RBP: ffff88807f17ac80 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000000f2a R11: 3e4b5341542f3c20 R12: 0000000000000000
R13: ffff888020aeb8a8 R14: 00000000ffff9d89 R15: ffffffff853c1820
FS: 00007f52c38d6800(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a6ee9fd210 CR3: 0000000072392000 CR4: 0000000000350ef0
Call Trace:
ath9k_htc_txep+0x287/0x400 drivers/net/wireless/ath/ath9k/htc_drv_txrx.c:712
ath9k_htc_txcompletion_cb+0x1cd/0x2e0 drivers/net/wireless/ath/ath9k/htc_hst.c:353
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:1671
usb_hcd_giveback_urb+0x380/0x430 drivers/usb/core/hcd.c:1754
dummy_timer+0x11ff/0x32c0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1a0/0x6b0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x674/0xa80 kernel/time/timer.c:1790
__run_timers kernel/time/timer.c:1768 [inline]
run_timer_softirq+0xb3/0x1d0 kernel/time/timer.c:1803
__do_softirq+0x1d3/0x9c6 kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x123/0x180 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x93/0xc0 arch/x86/kernel/apic/apic.c:1106
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:atime_needs_update+0x1/0x870 fs/inode.c:1887
Code: 00 00 00 00 48 89 ef e8 3d 5c a4 07 e8 68 e7 9d ff 4c 89 e0 5d 41 5c c3 e8 5c 3f ea ff eb d9 66 2e 0f 1f 84 00 00 00 00 00 55 <48> 89 e5 41 57 41 56 41 55 49 89 fd 41 54 53 48 89 f3 48 83 ec 08
RSP: 0018:ffffc90002d1fb28 EFLAGS: 00000246
RAX: dffffc0000000000 RBX: ffff888075773a70 RCX: 0000000000000000
RDX: 1ffff1100eaee75b RSI: ffff8880756dad90 RDI: ffff88801d5e1410
RBP: ffffc90002d1fbe0 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff920005a3f6a
R13: ffff8880756dad90 R14: ffff88801d5e1410 R15: ffff88814013cda0
touch_atime+0xd3/0x700 fs/inode.c:1927
file_accessed include/linux/fs.h:2516 [inline]
pipe_read+0xc90/0x1100 fs/pipe.c:395
call_read_iter include/linux/fs.h:2181 [inline]
new_sync_read fs/read_write.c:389 [inline]
vfs_read+0x7f6/0x930 fs/read_write.c:470
ksys_read+0x1e8/0x250 fs/read_write.c:607
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f52c3a268fe
Code: c0 e9 e6 fe ff ff 50 48 8d 3d 0e c7 09 00 e8 c9 cf 01 00 66 0f 1f 84 00 00 00 00 00 64 8b 04 25 18 00 00 00 85 c0 75 14 0f 05 <48> 3d 00 f0 ff ff 77 5a c3 66 0f 1f 84 00 00 00 00 00 48 83 ec 28
RSP: 002b:00007ffe3299f4d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f52c3a268fe
RDX: 0000000000004000 RSI: 00007ffe3299f4e8 RDI: 0000000000000009
RBP: 000055d8779ad450 R08: 000055d8779ae750 R09: 00007ffe329b5080
R10: 00007ffe329b50f0 R11: 0000000000000246 R12: 0000000000000030
R13: 000055d8779ac030 R14: 00007ffe3299f4e8 R15: 000055d8779ae8d0
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__skb_insert include/linux/skbuff.h:2157 [inline]
RIP: 0010:__skb_queue_before include/linux/skbuff.h:2263 [inline]
RIP: 0010:__skb_queue_tail include/linux/skbuff.h:2296 [inline]
RIP: 0010:skb_queue_tail+0x9e/0x140 net/core/skbuff.c:3397
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:ffffc900000079e0 EFLAGS: 00010056
RAX: dffffc0000000000 RBX: ffff888020aeb890 RCX: ffffffff815ff650
RDX: 0000000000000000 RSI: 0000000000000046 RDI: ffff88807f17ac88
RBP: ffff88807f17ac80 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000000f2a R11: 3e4b5341542f3c20 R12: 0000000000000000
R13: ffff888020aeb8a8 R14: 00000000ffff9d89 R15: ffffffff853c1820
FS: 00007f52c38d6800(0000) GS:ffff8880b9a00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055a6ee9fd210 CR3: 0000000072392000 CR4: 0000000000350ef0
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 00 00 add %al,(%rax)
4: 48 89 ef mov %rbp,%rdi
7: e8 3d 5c a4 07 callq 0x7a45c49
c: e8 68 e7 9d ff callq 0xff9de779
11: 4c 89 e0 mov %r12,%rax
14: 5d pop %rbp
15: 41 5c pop %r12
17: c3 retq
18: e8 5c 3f ea ff callq 0xffea3f79
1d: eb d9 jmp 0xfffffff8
1f: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1)
26: 00 00 00
29: 55 push %rbp
* 2a: 48 89 e5 mov %rsp,%rbp <-- trapping instruction
2d: 41 57 push %r15
2f: 41 56 push %r14
31: 41 55 push %r13
33: 49 89 fd mov %rdi,%r13
36: 41 54 push %r12
38: 53 push %rbx
39: 48 89 f3 mov %rsi,%rbx
3c: 48 83 ec 08 sub $0x8,%rsp