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! Oops: general protection fault, probably for non-canonical address 0xdffffc000000021b: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: probably user-memory-access in range [0x00000000000010d8-0x00000000000010df] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.14.0-rc2-syzkaller-ga64dcfb451e2 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 12/27/2024 RIP: 0010:ir_raw_event_store_with_filter+0x459/0x960 drivers/media/rc/rc-ir-raw.c:184 Code: 0f b6 04 28 84 c0 0f 85 cc 02 00 00 48 89 e8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 dc 02 00 00 48 8b 2a 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 0c 48 89 df e8 e8 28 04 fa 48 8b 14 24 48 89 2b RSP: 0018:ffffc90000a18628 EFLAGS: 00010016 RAX: 000000000000021b RBX: 00000000000010d8 RCX: 6dfe821d5fe4d900 RDX: ffffc90000a187e0 RSI: 0000000000000101 RDI: 0000000000000000 RBP: 0000010000000080 R08: ffffffff819f053c R09: fffffbfff1cfa588 R10: dffffc0000000000 R11: fffffbfff1cfa588 R12: ffff8880291d3000 R13: dffffc0000000000 R14: 1ffff1100523a6b7 R15: ffff8880291d35b8 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001178 CR3: 0000000025000000 CR4: 0000000000350ef0 Call Trace: sz_push drivers/media/rc/streamzap.c:104 [inline] sz_push_full_pulse drivers/media/rc/streamzap.c:115 [inline] sz_push_half_pulse drivers/media/rc/streamzap.c:121 [inline] streamzap_callback+0x7a4/0x1310 drivers/media/rc/streamzap.c:189 __usb_hcd_giveback_urb+0x42e/0x6e0 drivers/usb/core/hcd.c:1650 dummy_timer+0x856/0x4620 drivers/usb/gadget/udc/dummy_hcd.c:1994 __run_hrtimer kernel/time/hrtimer.c:1801 [inline] __hrtimer_run_queues+0x59d/0xd30 kernel/time/hrtimer.c:1865 hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1882 handle_softirqs+0x2d6/0x9b0 kernel/softirq.c:561 __do_softirq kernel/softirq.c:595 [inline] invoke_softirq kernel/softirq.c:435 [inline] __irq_exit_rcu+0xf7/0x220 kernel/softirq.c:662 irq_exit_rcu+0x9/0x30 kernel/softirq.c:678 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1049 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1049 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:finish_task_switch+0x1ea/0x870 kernel/sched/core.c:5251 Code: c9 50 e8 49 0a 0c 00 48 83 c4 08 4c 89 f7 e8 fd 39 00 00 0f 1f 44 00 00 4c 89 f7 e8 80 fd 69 0a e8 7b 75 38 00 fb 48 8b 5d c0 <48> 8d bb 08 16 00 00 48 89 f8 48 c1 e8 03 49 be 00 00 00 00 00 fc RSP: 0018:ffffc900001a7b68 EFLAGS: 00000286 RAX: 6dfe821d5fe4d900 RBX: ffff88801d2e8000 RCX: ffffffff9a400903 RDX: dffffc0000000000 RSI: ffffffff8c0aa680 RDI: ffffffff8c608b40 RBP: ffffc900001a7bb0 R08: ffffffff901b5c77 R09: 1ffffffff2036b8e R10: dffffc0000000000 R11: fffffbfff2036b8f R12: 1ffff110170e7eee R13: dffffc0000000000 R14: ffff8880b873e940 R15: ffff8880b873f770 context_switch kernel/sched/core.c:5380 [inline] __schedule+0x1916/0x4c90 kernel/sched/core.c:6764 schedule_idle+0x56/0x90 kernel/sched/core.c:6882 do_idle+0x567/0x5c0 kernel/sched/idle.c:353 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:423 start_secondary+0x102/0x110 arch/x86/kernel/smpboot.c:315 common_startup_64+0x13e/0x147 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ir_raw_event_store_with_filter+0x459/0x960 drivers/media/rc/rc-ir-raw.c:184 Code: 0f b6 04 28 84 c0 0f 85 cc 02 00 00 48 89 e8 48 c1 e8 03 42 0f b6 04 28 84 c0 0f 85 dc 02 00 00 48 8b 2a 48 89 d8 48 c1 e8 03 <42> 80 3c 28 00 74 0c 48 89 df e8 e8 28 04 fa 48 8b 14 24 48 89 2b RSP: 0018:ffffc90000a18628 EFLAGS: 00010016 RAX: 000000000000021b RBX: 00000000000010d8 RCX: 6dfe821d5fe4d900 RDX: ffffc90000a187e0 RSI: 0000000000000101 RDI: 0000000000000000 RBP: 0000010000000080 R08: ffffffff819f053c R09: fffffbfff1cfa588 R10: dffffc0000000000 R11: fffffbfff1cfa588 R12: ffff8880291d3000 R13: dffffc0000000000 R14: 1ffff1100523a6b7 R15: ffff8880291d35b8 FS: 0000000000000000(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020001178 CR3: 0000000025000000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 0f b6 04 28 movzbl (%rax,%rbp,1),%eax 4: 84 c0 test %al,%al 6: 0f 85 cc 02 00 00 jne 0x2d8 c: 48 89 e8 mov %rbp,%rax f: 48 c1 e8 03 shr $0x3,%rax 13: 42 0f b6 04 28 movzbl (%rax,%r13,1),%eax 18: 84 c0 test %al,%al 1a: 0f 85 dc 02 00 00 jne 0x2fc 20: 48 8b 2a mov (%rdx),%rbp 23: 48 89 d8 mov %rbx,%rax 26: 48 c1 e8 03 shr $0x3,%rax * 2a: 42 80 3c 28 00 cmpb $0x0,(%rax,%r13,1) <-- trapping instruction 2f: 74 0c je 0x3d 31: 48 89 df mov %rbx,%rdi 34: e8 e8 28 04 fa call 0xfa042921 39: 48 8b 14 24 mov (%rsp),%rdx 3d: 48 89 2b mov %rbp,(%rbx)