general protection fault, probably for non-canonical address 0xdffffc00000001f5: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000fa8-0x0000000000000faf]
CPU: 0 PID: 15790 Comm: kworker/0:0 Not tainted 5.19.0-rc4-syzkaller-00140-gc76d09da77d6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/29/2022
Workqueue: events legacy_dvb_usb_read_remote_control
RIP: 0010:ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:642 [inline]
RIP: 0010:ath9k_hif_usb_rx_cb+0x87a/0x10d0 drivers/net/wireless/ath/ath9k/hif_usb.c:686
Code: 00 00 00 48 8d 78 08 48 89 fa 48 c1 ea 03 80 3c 1a 00 0f 85 b8 05 00 00 48 8b 40 08 48 8d b8 a8 0f 00 00 48 89 fa 48 c1 ea 03 <0f> b6 14 1a 84 d2 74 09 80 fa 03 0f 8e 0f 06 00 00 83 80 a8 0f 00
RSP: 0018:ffffc90000007918 EFLAGS: 00010006
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffc90000c01000
RDX: 00000000000001f5 RSI: ffffffff8329be32 RDI: 0000000000000fa8
RBP: 000000000000002d R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000034
R13: 0000000000000000 R14: 000000000000002d R15: ffff888137d91a00
FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8f426d6000 CR3: 000000011bfb1000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1670
usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1747
dummy_timer+0x11f9/0x32b0 drivers/usb/gadget/udc/dummy_hcd.c:1988
call_timer_fn+0x1a5/0x6b0 kernel/time/timer.c:1474
expire_timers kernel/time/timer.c:1519 [inline]
__run_timers.part.0+0x679/0xa80 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+0x288/0x9a5 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:1106
asm_sysvec_apic_timer_interrupt+0x1b/0x20 arch/x86/include/asm/idtentry.h:649
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 b1 52 34 00 5d be 03 00 00 00 e9 c6 42 d0 00 66 0f 1f 44 00 00 48 8b be a8 01 00 00 e8 b4 ff ff ff 31 c0 c3 90 <65> 8b 05 49 5b bd 7e 89 c1 48 8b 34 24 81 e1 00 01 00 00 65 48 8b
RSP: 0018:ffffc90001c2fad8 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff888110411c80 RSI: ffffffff812c0141 RDI: 0000000000000007
RBP: ffffc90001c2fb18 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000200 R11: 0000000000000001 R12: 0000000000000017
R13: ffff88811aa10000 R14: 0000000000000200 R15: ffffc90001c2fb68
console_trylock_spinning kernel/printk/printk.c:1922 [inline]
vprintk_emit+0x3f7/0x5f0 kernel/printk/printk.c:2270
vprintk+0x80/0x90 kernel/printk/printk_safe.c:50
_printk+0xba/0xed kernel/printk/printk.c:2292
m920x_read drivers/media/usb/dvb-usb/m920x.c:40 [inline]
m920x_rc_query.cold+0x2d/0x32 drivers/media/usb/dvb-usb/m920x.c:188
legacy_dvb_usb_read_remote_control+0xf2/0x530 drivers/media/usb/dvb-usb/dvb-usb-remote.c:123
process_one_work+0x996/0x1610 kernel/workqueue.c:2289
worker_thread+0x665/0x1080 kernel/workqueue.c:2436
kthread+0x2ef/0x3a0 kernel/kthread.c:376
ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:302
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:642 [inline]
RIP: 0010:ath9k_hif_usb_rx_cb+0x87a/0x10d0 drivers/net/wireless/ath/ath9k/hif_usb.c:686
Code: 00 00 00 48 8d 78 08 48 89 fa 48 c1 ea 03 80 3c 1a 00 0f 85 b8 05 00 00 48 8b 40 08 48 8d b8 a8 0f 00 00 48 89 fa 48 c1 ea 03 <0f> b6 14 1a 84 d2 74 09 80 fa 03 0f 8e 0f 06 00 00 83 80 a8 0f 00
RSP: 0018:ffffc90000007918 EFLAGS: 00010006
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffc90000c01000
RDX: 00000000000001f5 RSI: ffffffff8329be32 RDI: 0000000000000fa8
RBP: 000000000000002d R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000034
R13: 0000000000000000 R14: 000000000000002d R15: ffff888137d91a00
FS: 0000000000000000(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8f426d6000 CR3: 000000011bfb1000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 00 00 add %al,(%rax)
2: 00 48 8d add %cl,-0x73(%rax)
5: 78 08 js 0xf
7: 48 89 fa mov %rdi,%rdx
a: 48 c1 ea 03 shr $0x3,%rdx
e: 80 3c 1a 00 cmpb $0x0,(%rdx,%rbx,1)
12: 0f 85 b8 05 00 00 jne 0x5d0
18: 48 8b 40 08 mov 0x8(%rax),%rax
1c: 48 8d b8 a8 0f 00 00 lea 0xfa8(%rax),%rdi
23: 48 89 fa mov %rdi,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 0f b6 14 1a movzbl (%rdx,%rbx,1),%edx <-- trapping instruction
2e: 84 d2 test %dl,%dl
30: 74 09 je 0x3b
32: 80 fa 03 cmp $0x3,%dl
35: 0f 8e 0f 06 00 00 jle 0x64a
3b: 83 .byte 0x83
3c: 80 .byte 0x80
3d: a8 0f test $0xf,%al