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: 1 PID: 26769 Comm: syz-executor.1 Not tainted 6.7.0-rc5-syzkaller-00172-g933bb7b878dd #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 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:ffffc900001988e0 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: ffff88811b253000 RCX: ffffc90001202000 RDX: 000000000000021b RSI: ffffffff8484b871 RDI: 00000000000010d8 RBP: ffffc90000198950 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000427870 R12: 0000000000000000 R13: ffffc90000198955 R14: 0000000000000b80 R15: ffff88811b2535b0 FS: 0000555556a3a480(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffebf6a3678 CR3: 000000013d96a000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <IRQ> 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+0x193/0x580 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+0x20a/0x94b 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:1076 </IRQ> <TASK> asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649 RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x31/0x70 kernel/locking/spinlock.c:194 Code: f5 53 48 8b 74 24 10 48 89 fb 48 83 c7 18 e8 56 4a e1 fa 48 89 df e8 4e c9 e1 fa f7 c5 00 02 00 00 75 1f 9c 58 f6 c4 02 75 2f <bf> 01 00 00 00 e8 15 3c d6 fa 65 8b 05 d6 6e b6 79 85 c0 74 12 5b RSP: 0018:ffffc90008e97c68 EFLAGS: 00000246 RAX: 0000000000000002 RBX: ffff8881f672b740 RCX: 1ffffffff1264231 RDX: 0000000000000000 RSI: ffffffff8687cf20 RDI: ffffffff86a68a20 RBP: 0000000000000246 R08: 0000000000000001 R09: 0000000000000001 R10: ffffffff89323ad7 R11: 0000000000000000 R12: dffffc0000000000 R13: ffffc90008e97dd0 R14: ffffffff864d314c R15: ffff8881434d1d18 hrtimer_start_expires include/linux/hrtimer.h:432 [inline] hrtimer_sleeper_start_expires kernel/time/hrtimer.c:1968 [inline] do_nanosleep+0x1f5/0x500 kernel/time/hrtimer.c:2044 hrtimer_nanosleep+0x1ae/0x440 kernel/time/hrtimer.c:2100 common_nsleep+0xa1/0xc0 kernel/time/posix-timers.c:1350 __do_sys_clock_nanosleep kernel/time/posix-timers.c:1396 [inline] __se_sys_clock_nanosleep kernel/time/posix-timers.c:1373 [inline] __x64_sys_clock_nanosleep+0x344/0x490 kernel/time/posix-timers.c:1373 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x3f/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b RIP: 0033:0x7fcbccf4f0f3 Code: 00 00 00 00 0f 1f 00 83 ff 03 74 7b 83 ff 02 b8 fa ff ff ff 49 89 ca 0f 44 f8 80 3d 0e 6e 0d 00 00 74 14 b8 e6 00 00 00 0f 05 <f7> d8 c3 66 2e 0f 1f 84 00 00 00 00 00 48 83 ec 28 48 89 54 24 10 RSP: 002b:00007ffe4de3a648 EFLAGS: 00000202 ORIG_RAX: 00000000000000e6 RAX: ffffffffffffffda RBX: 000000000000000a RCX: 00007fcbccf4f0f3 RDX: 00007ffe4de3a660 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 00007ffe4de3a6ec R08: 0000000000000925 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000032 R13: 000000000023b45b R14: 000000000023b453 R15: 0000000000000002 </TASK> 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:ffffc900001988e0 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: ffff88811b253000 RCX: ffffc90001202000 RDX: 000000000000021b RSI: ffffffff8484b871 RDI: 00000000000010d8 RBP: ffffc90000198950 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000427870 R12: 0000000000000000 R13: ffffc90000198955 R14: 0000000000000b80 R15: ffff88811b2535b0 FS: 0000555556a3a480(0000) GS:ffff8881f6700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffebf6a3678 CR3: 000000013d96a000 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