./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3702613618
<...>
Warning: Permanently added '10.128.1.142' (ED25519) to the list of known hosts.
execve("./syz-executor3702613618", ["./syz-executor3702613618"], 0x7ffc218b6440 /* 10 vars */) = 0
brk(NULL) = 0x55555a364000
brk(0x55555a364d00) = 0x55555a364d00
arch_prctl(ARCH_SET_FS, 0x55555a364380) = 0
set_tid_address(0x55555a364650) = 5854
set_robust_list(0x55555a364660, 24) = 0
rseq(0x55555a364ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3702613618", 4096) = 28
getrandom("\xa4\xaa\x04\x32\x56\xfd\xe2\xd5", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55555a364d00
brk(0x55555a385d00) = 0x55555a385d00
brk(0x55555a386000) = 0x55555a386000
mprotect(0x7f3e5af56000, 16384, PROT_READ) = 0
mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000
mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000
mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000
executing program
write(1, "executing program\n", 18) = 18
openat(AT_FDCWD, "/dev/comedi0", O_RDONLY|O_EXCL|O_LARGEFILE) = 3
[ 91.440154][ T5854] comedi comedi0: c6xdigio: I/O port conflict (0x7,3)
[ 91.447701][ T5854] ------------[ cut here ]------------
[ 91.453265][ T5854] Unexpected driver unregister!
[ 91.458838][ T5854] WARNING: drivers/base/driver.c:273 at driver_unregister+0x94/0xb0, CPU#1: syz-executor370/5854
[ 91.469421][ T5854] Modules linked in:
[ 91.473403][ T5854] CPU: 1 UID: 0 PID: 5854 Comm: syz-executor370 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 91.485375][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 91.495502][ T5854] RIP: 0010:driver_unregister+0x94/0xb0
[ 91.501167][ T5854] Code: 3c 58 fc 48 89 df 5b 41 5e 41 5f e9 56 55 ff ff e8 81 8f b8 fb eb 05 e8 7a 8f b8 fb 90 48 c7 c7 00 9e 2b 8c e8 fd 16 7c fb 90 <0f> 0b 90 90 5b 41 5e 41 5f c3 cc cc cc cc cc cc cc cc cc cc cc cc
[ 91.520873][ T5854] RSP: 0018:ffffc90004097a38 EFLAGS: 00010246
[ 91.526969][ T5854] RAX: 638c417165732900 RBX: ffffffff8f80c040 RCX: ffff888033035a00
[ 91.535162][ T5854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 91.543208][ T5854] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004
[ 91.551253][ T5854] R10: dffffc0000000000 R11: fffffbfff1c7a7f0 R12: ffff88802ec0f800
[ 91.559304][ T5854] R13: ffff88802ec0f920 R14: 0000000000000000 R15: dffffc0000000000
[ 91.567397][ T5854] FS: 000055555a364380(0000) GS:ffff8881258ab000(0000) knlGS:0000000000000000
[ 91.576425][ T5854] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 91.583082][ T5854] CR2: 00000000005fdeb8 CR3: 00000000744d8000 CR4: 00000000003526f0
[ 91.591129][ T5854] Call Trace:
[ 91.594427][ T5854]
[ 91.597363][ T5854] comedi_device_detach+0x137/0x720
[ 91.602633][ T5854] ? comedi_request_region+0x16c/0x180
[ 91.608165][ T5854] comedi_device_attach+0x568/0x670
[ 91.613387][ T5854] comedi_unlocked_ioctl+0x686/0xfc0
[ 91.618748][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 91.624594][ T5854] ? _raw_spin_lock_irq+0xae/0xf0
[ 91.629724][ T5854] ? __pfx_ptrace_notify+0x10/0x10
[ 91.634882][ T5854] ? bpf_lsm_file_ioctl+0x9/0x20
[ 91.639955][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 91.645820][ T5854] __se_sys_ioctl+0xf9/0x170
[ 91.650478][ T5854] do_syscall_64+0xfa/0x3b0
[ 91.655030][ T5854] ? lockdep_hardirqs_on+0x9c/0x150
[ 91.660334][ T5854] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.666447][ T5854] ? clear_bhb_loop+0x60/0xb0
[ 91.671188][ T5854] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 91.677106][ T5854] RIP: 0033:0x7f3e5aee33e9
[ 91.681596][ T5854] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 91.701289][ T5854] RSP: 002b:00007ffda4cde938 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 91.709790][ T5854] RAX: ffffffffffffffda RBX: 00007ffda4cdeb08 RCX: 00007f3e5aee33e9
[ 91.717850][ T5854] RDX: 0000200000000540 RSI: 0000000040946400 RDI: 0000000000000003
[ 91.725888][ T5854] RBP: 00007f3e5af56610 R08: 0000000000000000 R09: 00007ffda4cdeb08
[ 91.734464][ T5854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 91.742494][ T5854] R13: 00007ffda4cdeaf8 R14: 0000000000000001 R15: 0000000000000001
[ 91.750574][ T5854]
[ 91.753616][ T5854] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 91.760917][ T5854] CPU: 1 UID: 0 PID: 5854 Comm: syz-executor370 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 91.772866][ T5854] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 91.782926][ T5854] Call Trace:
[ 91.786298][ T5854]
[ 91.789232][ T5854] dump_stack_lvl+0x99/0x250
[ 91.793861][ T5854] ? __asan_memcpy+0x40/0x70
[ 91.798480][ T5854] ? __pfx_dump_stack_lvl+0x10/0x10
[ 91.803685][ T5854] ? __pfx__printk+0x10/0x10
[ 91.808292][ T5854] vpanic+0x281/0x750
[ 91.812280][ T5854] ? __pfx__printk+0x10/0x10
[ 91.816873][ T5854] ? __pfx_vpanic+0x10/0x10
[ 91.821376][ T5854] ? is_bpf_text_address+0x292/0x2b0
[ 91.826683][ T5854] ? is_bpf_text_address+0x26/0x2b0
[ 91.831893][ T5854] panic+0xb9/0xc0
[ 91.835618][ T5854] ? __pfx_panic+0x10/0x10
[ 91.840069][ T5854] __warn+0x334/0x4c0
[ 91.844093][ T5854] ? driver_unregister+0x94/0xb0
[ 91.849078][ T5854] ? driver_unregister+0x94/0xb0
[ 91.854044][ T5854] report_bug+0x2be/0x4f0
[ 91.858397][ T5854] ? driver_unregister+0x94/0xb0
[ 91.863350][ T5854] ? driver_unregister+0x94/0xb0
[ 91.868333][ T5854] ? driver_unregister+0x96/0xb0
[ 91.873289][ T5854] handle_bug+0x84/0x160
[ 91.877541][ T5854] exc_invalid_op+0x1a/0x50
[ 91.882051][ T5854] asm_exc_invalid_op+0x1a/0x20
[ 91.886908][ T5854] RIP: 0010:driver_unregister+0x94/0xb0
[ 91.892658][ T5854] Code: 3c 58 fc 48 89 df 5b 41 5e 41 5f e9 56 55 ff ff e8 81 8f b8 fb eb 05 e8 7a 8f b8 fb 90 48 c7 c7 00 9e 2b 8c e8 fd 16 7c fb 90 <0f> 0b 90 90 5b 41 5e 41 5f c3 cc cc cc cc cc cc cc cc cc cc cc cc
[ 91.912281][ T5854] RSP: 0018:ffffc90004097a38 EFLAGS: 00010246
[ 91.918368][ T5854] RAX: 638c417165732900 RBX: ffffffff8f80c040 RCX: ffff888033035a00
[ 91.926351][ T5854] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 91.934458][ T5854] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004
[ 91.942440][ T5854] R10: dffffc0000000000 R11: fffffbfff1c7a7f0 R12: ffff88802ec0f800
[ 91.950458][ T5854] R13: ffff88802ec0f920 R14: 0000000000000000 R15: dffffc0000000000
[ 91.958473][ T5854] ? driver_unregister+0x93/0xb0
[ 91.963440][ T5854] comedi_device_detach+0x137/0x720
[ 91.968659][ T5854] ? comedi_request_region+0x16c/0x180
[ 91.974141][ T5854] comedi_device_attach+0x568/0x670
[ 91.979360][ T5854] comedi_unlocked_ioctl+0x686/0xfc0
[ 91.984661][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 91.990494][ T5854] ? _raw_spin_lock_irq+0xae/0xf0
[ 91.995566][ T5854] ? __pfx_ptrace_notify+0x10/0x10
[ 92.000722][ T5854] ? bpf_lsm_file_ioctl+0x9/0x20
[ 92.005694][ T5854] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 92.011524][ T5854] __se_sys_ioctl+0xf9/0x170
[ 92.016129][ T5854] do_syscall_64+0xfa/0x3b0
[ 92.020649][ T5854] ? lockdep_hardirqs_on+0x9c/0x150
[ 92.025864][ T5854] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 92.031946][ T5854] ? clear_bhb_loop+0x60/0xb0
[ 92.036636][ T5854] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 92.042537][ T5854] RIP: 0033:0x7f3e5aee33e9
[ 92.046963][ T5854] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48
[ 92.066664][ T5854] RSP: 002b:00007ffda4cde938 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 92.075178][ T5854] RAX: ffffffffffffffda RBX: 00007ffda4cdeb08 RCX: 00007f3e5aee33e9
[ 92.083162][ T5854] RDX: 0000200000000540 RSI: 0000000040946400 RDI: 0000000000000003
[ 92.091141][ T5854] RBP: 00007f3e5af56610 R08: 0000000000000000 R09: 00007ffda4cdeb08
[ 92.099119][ T5854] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 92.107103][ T5854] R13: 00007ffda4cdeaf8 R14: 0000000000000001 R15: 0000000000000001
[ 92.115096][ T5854]
[ 92.118426][ T5854] Kernel Offset: disabled
[ 92.122763][ T5854] Rebooting in 86400 seconds..