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: 5708 Comm: modprobe Not tainted 6.0.0-syzkaller-09039-ga6afa4199d3d #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/22/2022 RIP: 0010:ir_raw_event_store_with_filter+0x424/0x590 drivers/media/rc/rc-ir-raw.c:184 Code: 80 3c 02 00 0f 85 5b 01 00 00 4c 8b a5 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 4b 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 RSP: 0000:ffffc90000007960 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: ffffc900000079d0 RCX: ffffc90001001000 RDX: 000000000000021b RSI: ffffffff84379a19 RDI: 00000000000010d8 RBP: ffff8881130de000 R08: 000000000000001e R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000000 R13: ffffc900000079d5 R14: 0000000000000e80 R15: ffff8881130de5b0 FS: 00007fb6f65f7800(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb6f67efde0 CR3: 0000000117cd0000 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_space drivers/media/rc/streamzap.c:132 [inline] sz_push_half_space drivers/media/rc/streamzap.c:138 [inline] streamzap_callback+0x338/0x7b0 drivers/media/rc/streamzap.c:190 __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+0x1bd/0x9ab 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:lock_acquire+0x1ef/0x570 kernel/locking/lockdep.c:5634 Code: 51 d8 7e 83 f8 01 0f 85 e8 02 00 00 9c 58 f6 c4 02 0f 85 fb 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0000:ffffc9000d757ad8 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff92001aeaf5d RCX: ffffffff8129d08e RDX: 1ffff1102313285e RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff8b0c36d7 R10: fffffbfff16186da R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: ffff888136e96c78 R15: 0000000000000000 __raw_spin_lock include/linux/spinlock_api_smp.h:133 [inline] _raw_spin_lock+0x2a/0x40 kernel/locking/spinlock.c:154 spin_lock include/linux/spinlock.h:349 [inline] filemap_map_pages+0x3ea/0x1480 mm/filemap.c:3354 do_fault_around mm/memory.c:4493 [inline] do_read_fault mm/memory.c:4519 [inline] do_fault mm/memory.c:4653 [inline] handle_pte_fault mm/memory.c:4917 [inline] __handle_mm_fault+0x1f12/0x31c0 mm/memory.c:5059 handle_mm_fault+0x1c8/0x780 mm/memory.c:5157 do_user_addr_fault+0x475/0x1210 arch/x86/mm/fault.c:1407 handle_page_fault arch/x86/mm/fault.c:1498 [inline] exc_page_fault+0x94/0x170 arch/x86/mm/fault.c:1554 asm_exc_page_fault+0x22/0x30 arch/x86/include/asm/idtentry.h:570 RIP: 0033:0x7fb6f67efde0 Code: Unable to access opcode bytes at 0x7fb6f67efdb6. RSP: 002b:00007ffd7d63f978 EFLAGS: 00010202 RAX: 000055f51c4dc2a0 RBX: 000000000000002c RCX: 00007fb6f6783697 RDX: 0000000000000008 RSI: 000000000000002c RDI: 00007fb6f6678800 RBP: 000000000000002c R08: 0000000000000008 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fb6f681a71e R13: 000055f51c4dc2a0 R14: 0000000000000001 R15: 0000000000000000 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ir_raw_event_store_with_filter+0x424/0x590 drivers/media/rc/rc-ir-raw.c:184 Code: 80 3c 02 00 0f 85 5b 01 00 00 4c 8b a5 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 4b 01 00 00 48 ba 00 00 00 00 00 fc ff df 48 89 RSP: 0000:ffffc90000007960 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: ffffc900000079d0 RCX: ffffc90001001000 RDX: 000000000000021b RSI: ffffffff84379a19 RDI: 00000000000010d8 RBP: ffff8881130de000 R08: 000000000000001e R09: 0000000000000000 R10: 0000000080000101 R11: 0000000000000001 R12: 0000000000000000 R13: ffffc900000079d5 R14: 0000000000000e80 R15: ffff8881130de5b0 FS: 00007fb6f65f7800(0000) GS:ffff8881f6800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fb6f67efdb6 CR3: 0000000117cd0000 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 5b 01 00 00 jne 0x165 a: 4c 8b a5 b0 05 00 00 mov 0x5b0(%rbp),%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 4b 01 00 00 jne 0x17f 34: 48 ba 00 00 00 00 00 movabs $0xdffffc0000000000,%rdx 3b: fc ff df 3e: 48 rex.W 3f: 89 .byte 0x89