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: 13229 Comm: syz-executor.4 Not tainted 6.1.0-rc3-syzkaller-00023-g8527e9421690 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
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:981 [inline]
register_lock_class+0xf1b/0x1120 kernel/locking/lockdep.c:1294
__lock_acquire+0x109/0x56d0 kernel/locking/lockdep.c:4934
lock_acquire kernel/locking/lockdep.c:5668 [inline]
lock_acquire+0x1df/0x630 kernel/locking/lockdep.c:5633
__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:3503
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+0x1da/0x7c0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x6a2/0xaf0 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+0x1e4/0xabb kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x113/0x170 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:strcmp+0x6b/0xb0 lib/string.c:357
Code: 50 0f b6 6b ff 4c 8d 66 01 48 89 f0 48 89 f2 48 c1 e8 03 83 e2 07 42 0f b6 04 28 38 d0 7f 04 84 c0 75 24 41 3a 6c 24 ff 74 ae <19> c0 48 83 c4 08 5b 83 c8 01 5d 41 5c 41 5d c3 48 83 c4 08 31 c0
RSP: 0018:ffffc9000d7dfcd8 EFLAGS: 00000202
RAX: 0000000000000000 RBX: ffff88810080cf02 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff86de8b41 RDI: ffff88810080cf01
RBP: 0000000000000063 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff86de8b42
R13: dffffc0000000000 R14: ffffffff86de8b40 R15: ffff888100984d10
kset_find_obj+0x7f/0x110 lib/kobject.c:884
module_add_driver+0x208/0x370 drivers/base/module.c:48
bus_add_driver+0x3d0/0x640 drivers/base/bus.c:622
driver_register+0x220/0x3a0 drivers/base/driver.c:246
usb_gadget_register_driver_owner+0xfb/0x1e0 drivers/usb/gadget/udc/core.c:1560
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:546 [inline]
raw_ioctl+0x18fa/0x27c0 drivers/usb/gadget/legacy/raw_gadget.c:1253
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
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: 0033:0x7f23932fc367
Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 f4 57 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f239266e098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f239266f110 RCX: 00007f23932fc367
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000006
RBP: 0000000000000006 R08: 000000000000ffff R09: 000000000000000b
R10: 00007f239266e140 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000200019c0 R14: 0000000020001700 R15: 0000000000000868
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: 13229 Comm: syz-executor.4 Not tainted 6.1.0-rc3-syzkaller-00023-g8527e9421690 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022
RIP: 0010:__skb_insert include/linux/skbuff.h:2167 [inline]
RIP: 0010:__skb_queue_before include/linux/skbuff.h:2273 [inline]
RIP: 0010:__skb_queue_tail include/linux/skbuff.h:2306 [inline]
RIP: 0010:skb_queue_tail+0x9e/0x140 net/core/skbuff.c:3504
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:ffffc900000079c0 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff88811c51b838 RCX: ffffffff812afc70
RDX: 0000000000000000 RSI: 0000000000000012 RDI: ffff888110877dc8
RBP: ffff888110877dc0 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000000f26 R11: 3e4b5341542f3c20 R12: 0000000000000000
R13: ffff88811c51b850 R14: 000000010000c39a R15: ffffffff832c7550
FS: 00007f2392670700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2393542000 CR3: 0000000110886000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
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+0x1da/0x7c0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x6a2/0xaf0 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+0x1e4/0xabb kernel/softirq.c:571
invoke_softirq kernel/softirq.c:445 [inline]
__irq_exit_rcu+0x113/0x170 kernel/softirq.c:650
irq_exit_rcu+0x5/0x20 kernel/softirq.c:662
sysvec_apic_timer_interrupt+0x8e/0xc0 arch/x86/kernel/apic/apic.c:1107
asm_sysvec_apic_timer_interrupt+0x16/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:strcmp+0x6b/0xb0 lib/string.c:357
Code: 50 0f b6 6b ff 4c 8d 66 01 48 89 f0 48 89 f2 48 c1 e8 03 83 e2 07 42 0f b6 04 28 38 d0 7f 04 84 c0 75 24 41 3a 6c 24 ff 74 ae <19> c0 48 83 c4 08 5b 83 c8 01 5d 41 5c 41 5d c3 48 83 c4 08 31 c0
RSP: 0018:ffffc9000d7dfcd8 EFLAGS: 00000202
RAX: 0000000000000000 RBX: ffff88810080cf02 RCX: 0000000000000000
RDX: 0000000000000001 RSI: ffffffff86de8b41 RDI: ffff88810080cf01
RBP: 0000000000000063 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff86de8b42
R13: dffffc0000000000 R14: ffffffff86de8b40 R15: ffff888100984d10
kset_find_obj+0x7f/0x110 lib/kobject.c:884
module_add_driver+0x208/0x370 drivers/base/module.c:48
bus_add_driver+0x3d0/0x640 drivers/base/bus.c:622
driver_register+0x220/0x3a0 drivers/base/driver.c:246
usb_gadget_register_driver_owner+0xfb/0x1e0 drivers/usb/gadget/udc/core.c:1560
raw_ioctl_run drivers/usb/gadget/legacy/raw_gadget.c:546 [inline]
raw_ioctl+0x18fa/0x27c0 drivers/usb/gadget/legacy/raw_gadget.c:1253
vfs_ioctl fs/ioctl.c:51 [inline]
__do_sys_ioctl fs/ioctl.c:870 [inline]
__se_sys_ioctl fs/ioctl.c:856 [inline]
__x64_sys_ioctl+0x193/0x200 fs/ioctl.c:856
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: 0033:0x7f23932fc367
Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 f4 57 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f239266e098 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f239266f110 RCX: 00007f23932fc367
RDX: 0000000000000000 RSI: 0000000000005501 RDI: 0000000000000006
RBP: 0000000000000006 R08: 000000000000ffff R09: 000000000000000b
R10: 00007f239266e140 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000200019c0 R14: 0000000020001700 R15: 0000000000000868
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:__skb_insert include/linux/skbuff.h:2167 [inline]
RIP: 0010:__skb_queue_before include/linux/skbuff.h:2273 [inline]
RIP: 0010:__skb_queue_tail include/linux/skbuff.h:2306 [inline]
RIP: 0010:skb_queue_tail+0x9e/0x140 net/core/skbuff.c:3504
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:ffffc900000079c0 EFLAGS: 00010046
RAX: dffffc0000000000 RBX: ffff88811c51b838 RCX: ffffffff812afc70
RDX: 0000000000000000 RSI: 0000000000000012 RDI: ffff888110877dc8
RBP: ffff888110877dc0 R08: 0000000000000001 R09: 0000000000000003
R10: fffff52000000f26 R11: 3e4b5341542f3c20 R12: 0000000000000000
R13: ffff88811c51b850 R14: 000000010000c39a R15: ffffffff832c7550
FS: 00007f2392670700(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f2393542000 CR3: 0000000110886000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 50 push %rax
1: 0f b6 6b ff movzbl -0x1(%rbx),%ebp
5: 4c 8d 66 01 lea 0x1(%rsi),%r12
9: 48 89 f0 mov %rsi,%rax
c: 48 89 f2 mov %rsi,%rdx
f: 48 c1 e8 03 shr $0x3,%rax
13: 83 e2 07 and $0x7,%edx
16: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax
1b: 38 d0 cmp %dl,%al
1d: 7f 04 jg 0x23
1f: 84 c0 test %al,%al
21: 75 24 jne 0x47
23: 41 3a 6c 24 ff cmp -0x1(%r12),%bpl
28: 74 ae je 0xffffffd8
* 2a: 19 c0 sbb %eax,%eax <-- trapping instruction
2c: 48 83 c4 08 add $0x8,%rsp
30: 5b pop %rbx
31: 83 c8 01 or $0x1,%eax
34: 5d pop %rbp
35: 41 5c pop %r12
37: 41 5d pop %r13
39: c3 retq
3a: 48 83 c4 08 add $0x8,%rsp
3e: 31 c0 xor %eax,%eax