rc rc0: IR event FIFO is full!
rc rc0: IR event FIFO is full!
rc rc0: IR event FIFO is full!
rc rc0: IR event FIFO is full!
rc rc0: IR event FIFO is full!
general protection fault, probably for non-canonical address 0xdffffc000000021b: 0000 [#1] PREEMPT SMP KASAN
KASAN: probably user-memory-access in range [0x00000000000010d8-0x00000000000010df]
CPU: 0 PID: 22753 Comm: kworker/0:1 Not tainted 6.6.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
Workqueue: events legacy_dvb_usb_read_remote_control
RIP: 0010:ir_raw_event_store_with_filter+0x43e/0x590 drivers/media/rc/rc-ir-raw.c:184
Code: 80 3c 02 00 0f 85 4e 01 00 00 4c 8b a3 b0 05 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 d8 10 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0d 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89
RSP: 0018:ffffc900000078e0 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: ffff888141391000 RCX: ffffc90001001000
RDX: 000000000000021b RSI: ffffffff848362a1 RDI: 00000000000010d8
RBP: ffffc90000007950 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000101 R11: 205d383254202020 R12: 0000000000000000
R13: ffffc90000007955 R14: 0000000000000080 R15: ffff8881413915b0
FS: 0000000000000000(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f911d55a000 CR3: 000000010cb0d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
sz_push+0x97/0x1d0 drivers/media/rc/streamzap.c:104
sz_push_full_pulse drivers/media/rc/streamzap.c:115 [inline]
sz_push_half_pulse drivers/media/rc/streamzap.c:121 [inline]
streamzap_callback+0x536/0x7e0 drivers/media/rc/streamzap.c:189
__usb_hcd_giveback_urb+0x359/0x5c0 drivers/usb/core/hcd.c:1650
usb_hcd_giveback_urb+0x389/0x430 drivers/usb/core/hcd.c:1733
dummy_timer+0x1415/0x35f0 drivers/usb/gadget/udc/dummy_hcd.c:1987
call_timer_fn+0x19e/0x580 kernel/time/timer.c:1700
expire_timers kernel/time/timer.c:1751 [inline]
__run_timers+0x764/0xb10 kernel/time/timer.c:2022
run_timer_softirq+0x58/0xd0 kernel/time/timer.c:2035
__do_softirq+0x20b/0x94e kernel/softirq.c:553
invoke_softirq kernel/softirq.c:427 [inline]
__irq_exit_rcu kernel/softirq.c:632 [inline]
irq_exit_rcu+0xa7/0x110 kernel/softirq.c:644
sysvec_apic_timer_interrupt+0x8e/0xb0 arch/x86/kernel/apic/apic.c:1074
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:console_flush_all+0x9e0/0xfb0 kernel/printk/printk.c:2972
Code: c6 18 23 00 9c 5b 81 e3 00 02 00 00 31 ff 48 89 de e8 94 68 1c 00 48 85 db 0f 85 97 03 00 00 e8 f6 6c 1c 00 fb 48 8b 44 24 08 <48> 8b 14 24 0f b6 00 83 e2 07 38 d0 7f 08 84 c0 0f 85 08 05 00 00
RSP: 0018:ffffc900019df8e8 EFLAGS: 00000293
RAX: fffff5200033bf48 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff88811756ba00 RSI: ffffffff813104ba RDI: 0000000000000007
RBP: dffffc0000000000 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000000 R11: 205d383254202020 R12: ffffffff88353f80
R13: 0000000000000001 R14: ffffffff88353fd8 R15: 0000000000000001
console_unlock+0x10c/0x260 kernel/printk/printk.c:3035
vprintk_emit+0x17f/0x5f0 kernel/printk/printk.c:2307
vprintk+0x7b/0x90 kernel/printk/printk_safe.c:45
_printk+0xc8/0x100 kernel/printk/printk.c:2332
m920x_read drivers/media/usb/dvb-usb/m920x.c:40 [inline]
m920x_rc_query+0x496/0x760 drivers/media/usb/dvb-usb/m920x.c:193
legacy_dvb_usb_read_remote_control+0x107/0x4f0 drivers/media/usb/dvb-usb/dvb-usb-remote.c:123
process_one_work+0x884/0x15c0 kernel/workqueue.c:2630
process_scheduled_works kernel/workqueue.c:2703 [inline]
worker_thread+0x8b9/0x1290 kernel/workqueue.c:2784
kthread+0x33c/0x440 kernel/kthread.c:388
ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147
ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ir_raw_event_store_with_filter+0x43e/0x590 drivers/media/rc/rc-ir-raw.c:184
Code: 80 3c 02 00 0f 85 4e 01 00 00 4c 8b a3 b0 05 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d bc 24 d8 10 00 00 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 0d 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89
RSP: 0018:ffffc900000078e0 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: ffff888141391000 RCX: ffffc90001001000
RDX: 000000000000021b RSI: ffffffff848362a1 RDI: 00000000000010d8
RBP: ffffc90000007950 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000101 R11: 205d383254202020 R12: 0000000000000000
R13: ffffc90000007955 R14: 0000000000000080 R15: ffff8881413915b0
FS: 0000000000000000(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f911d55a000 CR3: 000000010cb0d000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
0: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1)
4: 0f 85 4e 01 00 00 jne 0x158
a: 4c 8b a3 b0 05 00 00 mov 0x5b0(%rbx),%r12
11: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax
18: fc ff df
1b: 49 8d bc 24 d8 10 00 lea 0x10d8(%r12),%rdi
22: 00
23: 48 89 fa mov %rdi,%rdx
26: 48 c1 ea 03 shr $0x3,%rdx
* 2a: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction
2e: 0f 85 0d 01 00 00 jne 0x141
34: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx
3b: fc ff df
3e: 48 rex.W
3f: 89 .byte 0x89