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: 8107 Comm: udevd Not tainted 6.6.0-rc3-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023
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:ffffc900000078e0 EFLAGS: 00010006
RAX: dffffc0000000000 RBX: ffff888108250000 RCX: ffffc90001001000
RDX: 000000000000021b RSI: ffffffff848362a1 RDI: 00000000000010d8
RBP: ffffc90000007950 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000101 R11: 205d323133355420 R12: 0000000000000000
R13: ffffc90000007955 R14: 0000000000000080 R15: ffff8881082505b0
FS: 00007fda05215c80(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fda0520b3f8 CR3: 0000000106700000 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+0x57d/0x7e0 drivers/media/rc/streamzap.c:190
__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:finish_task_switch.isra.0+0x1e8/0xa10 kernel/sched/core.c:5254
Code: 85 93 07 00 00 8b 0d 0f 6a 0f 08 85 c9 0f 85 c3 02 00 00 48 89 df e8 17 5b 25 05 e8 c2 56 30 00 fb 65 48 8b 1c 25 00 ab 03 00 <48> 8d bb 18 15 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1
RSP: 0018:ffffc9000166f6f0 EFLAGS: 00000202
RAX: 0000000000009049 RBX: ffff88811cc63a00 RCX: 1ffffffff1265ed9
RDX: 0000000000000000 RSI: ffffffff8687c860 RDI: ffffffff86a64aa0
RBP: ffffc9000166f738 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff89331f17 R11: 0000000000000000 R12: ffff8881f663b558
R13: ffff888107b30000 R14: 0000000000000000 R15: ffff8881f663b558
context_switch kernel/sched/core.c:5385 [inline]
__schedule+0xc81/0x30a0 kernel/sched/core.c:6695
preempt_schedule_common+0x45/0xc0 kernel/sched/core.c:6864
__cond_resched+0x17/0x20 kernel/sched/core.c:8563
might_resched include/linux/kernel.h:112 [inline]
down_read+0x7a/0x470 kernel/locking/rwsem.c:1519
kernfs_iop_permission+0xba/0x120 fs/kernfs/inode.c:287
do_inode_permission fs/namei.c:461 [inline]
inode_permission fs/namei.c:528 [inline]
inode_permission+0x384/0x5e0 fs/namei.c:503
may_lookup fs/namei.c:1723 [inline]
link_path_walk.part.0.constprop.0+0x80f/0xce0 fs/namei.c:2270
link_path_walk fs/namei.c:2252 [inline]
path_lookupat+0x93/0x770 fs/namei.c:2481
filename_lookup+0x1e7/0x5b0 fs/namei.c:2511
vfs_statx+0x160/0x430 fs/stat.c:240
vfs_fstatat+0xb3/0x140 fs/stat.c:295
__do_sys_newfstatat+0x98/0x110 fs/stat.c:459
do_syscall_x64 arch/x86/entry/common.c:50 [inline]
do_syscall_64+0x38/0xb0 arch/x86/entry/common.c:80
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fda053405f4
Code: 64 c7 00 09 00 00 00 83 c8 ff c3 48 89 f2 b9 00 01 00 00 48 89 fe bf 9c ff ff ff e9 00 00 00 00 41 89 ca b8 06 01 00 00 0f 05 <45> 31 c0 3d 00 f0 ff ff 76 10 48 8b 15 03 a8 0d 00 f7 d8 41 83 c8
RSP: 002b:00007ffeffa90fe8 EFLAGS: 00000202 ORIG_RAX: 0000000000000106
RAX: ffffffffffffffda RBX: 000055d9074dd2c0 RCX: 00007fda053405f4
RDX: 00007ffeffa90ff8 RSI: 00007ffeffa91088 RDI: 00000000ffffff9c
RBP: 000055d907505a15 R08: 000055d907505a15 R09: 0000000000000000
R10: 0000000000000100 R11: 0000000000000202 R12: 0000000000000000
R13: 000055d9074dd3b0 R14: 00007ffeffa91088 R15: 000055d906b6ca04
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: ffff888108250000 RCX: ffffc90001001000
RDX: 000000000000021b RSI: ffffffff848362a1 RDI: 00000000000010d8
RBP: ffffc90000007950 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000101 R11: 205d323133355420 R12: 0000000000000000
R13: ffffc90000007955 R14: 0000000000000080 R15: ffff8881082505b0
FS: 00007fda05215c80(0000) GS:ffff8881f6600000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fda0520b3f8 CR3: 0000000106700000 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