syzbot

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 PTI
KASAN: probably user-memory-access in range [0x00000000000010d8-0x00000000000010df]
CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.9.0-rc5-syzkaller-00031-g71b1543c83d6 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
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 08 d3 40 fa 48 8b 14 24 48 89 2b
RSP: 0018:ffffc90000007608 EFLAGS: 00010006
RAX: 000000000000021b RBX: 00000000000010d8 RCX: b90aa0897f8f8d00
RDX: ffffc900000077c0 RSI: 0000000000000101 RDI: 0000000000000000
RBP: 0000010000000080 R08: ffffffff8176a40c R09: fffffbfff1c39b48
R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffff888023767000
R13: dffffc0000000000 R14: 1ffff110046eceb8 R15: ffff8880237675c0
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001178 CR3: 000000000e134000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 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+0x373/0x530 drivers/usb/core/hcd.c:1648
 dummy_timer+0x833/0x45f0 drivers/usb/gadget/udc/dummy_hcd.c:1987
 call_timer_fn+0x18e/0x650 kernel/time/timer.c:1793
 expire_timers kernel/time/timer.c:1844 [inline]
 __run_timers kernel/time/timer.c:2418 [inline]
 __run_timer_base+0x66a/0x8e0 kernel/time/timer.c:2429
 run_timer_base kernel/time/timer.c:2438 [inline]
 run_timer_softirq+0xb7/0x170 kernel/time/timer.c:2448
 __do_softirq+0x2c6/0x980 kernel/softirq.c:554
 invoke_softirq kernel/softirq.c:428 [inline]
 __irq_exit_rcu+0xf2/0x1c0 kernel/softirq.c:633
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:645
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline]
RIP: 0010:acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:113
Code: 90 90 90 90 90 90 90 90 90 65 48 8b 04 25 80 d3 03 00 48 f7 00 08 00 00 00 75 10 66 90 0f 00 2d a5 48 b1 00 f3 0f 1e fa fb f4 <fa> c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffffff8e007ca8 EFLAGS: 00000246
RAX: ffffffff8e0946c0 RBX: ffff888017eb1064 RCX: 0000000000018839
RDX: 0000000000000001 RSI: ffff888017eb1000 RDI: ffff888017eb1064
RBP: 000000000003a438 R08: ffff8880b9437ccb R09: 1ffff11017286f99
R10: dffffc0000000000 R11: ffffffff8b773050 R12: ffff88801bf11800
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8eaafec0
 acpi_idle_enter+0xe4/0x140 drivers/acpi/processor_idle.c:707
 cpuidle_enter_state+0x112/0x480 drivers/cpuidle/cpuidle.c:267
 cpuidle_enter+0x5d/0xa0 drivers/cpuidle/cpuidle.c:388
 call_cpuidle kernel/sched/idle.c:155 [inline]
 cpuidle_idle_call kernel/sched/idle.c:236 [inline]
 do_idle+0x375/0x5d0 kernel/sched/idle.c:332
 cpu_startup_entry+0x42/0x60 kernel/sched/idle.c:430
 rest_init+0x2dc/0x300 init/main.c:739
 start_kernel+0x47a/0x500 init/main.c:1081
 x86_64_start_reservations+0x2a/0x30 arch/x86/kernel/head64.c:507
 x86_64_start_kernel+0x99/0xa0 arch/x86/kernel/head64.c:488
 common_startup_64+0x13e/0x147
 </TASK>
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 08 d3 40 fa 48 8b 14 24 48 89 2b
RSP: 0018:ffffc90000007608 EFLAGS: 00010006
RAX: 000000000000021b RBX: 00000000000010d8 RCX: b90aa0897f8f8d00
RDX: ffffc900000077c0 RSI: 0000000000000101 RDI: 0000000000000000
RBP: 0000010000000080 R08: ffffffff8176a40c R09: fffffbfff1c39b48
R10: dffffc0000000000 R11: fffffbfff1c39b48 R12: ffff888023767000
R13: dffffc0000000000 R14: 1ffff110046eceb8 R15: ffff8880237675c0
FS:  0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020001178 CR3: 000000000e134000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
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 08 d3 40 fa       	call   0xfa40d341
  39:	48 8b 14 24          	mov    (%rsp),%rdx
  3d:	48 89 2b             	mov    %rbp,(%rbx)