./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3714542022
<...>
Warning: Permanently added '10.128.1.8' (ED25519) to the list of known hosts.
execve("./syz-executor3714542022", ["./syz-executor3714542022"], 0x7fff22e5e370 /* 10 vars */) = 0
brk(NULL) = 0x5555562cd000
brk(0x5555562cdd00) = 0x5555562cdd00
arch_prctl(ARCH_SET_FS, 0x5555562cd380) = 0
set_tid_address(0x5555562cd650) = 5858
set_robust_list(0x5555562cd660, 24) = 0
rseq(0x5555562cdca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3714542022", 4096) = 28
getrandom("\x79\xf4\xe0\x31\xc9\x1f\x0e\x86", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555562cdd00
brk(0x5555562eed00) = 0x5555562eed00
brk(0x5555562ef000) = 0x5555562ef000
mprotect(0x7f0b16ec4000, 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_LARGEFILE|O_CLOEXEC) = 3
[ 89.906384][ T5858] comedi comedi0: c6xdigio: I/O port conflict (0x4000109,3)
[ 89.913867][ T5858] ------------[ cut here ]------------
[ 89.919382][ T5858] Unexpected driver unregister!
[ 89.924937][ T5858] WARNING: drivers/base/driver.c:273 at driver_unregister+0x94/0xb0, CPU#0: syz-executor371/5858
[ 89.935524][ T5858] Modules linked in:
[ 89.939526][ T5858] CPU: 0 UID: 0 PID: 5858 Comm: syz-executor371 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 89.951495][ T5858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 89.961671][ T5858] RIP: 0010:driver_unregister+0x94/0xb0
[ 89.967307][ T5858] 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
[ 89.987042][ T5858] RSP: 0018:ffffc900040d7a38 EFLAGS: 00010246
[ 89.993158][ T5858] RAX: 952eba9edf917a00 RBX: ffffffff8f80c040 RCX: ffff888032150000
[ 90.001226][ T5858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 90.009260][ T5858] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004
[ 90.017343][ T5858] R10: dffffc0000000000 R11: fffffbfff1c7a7f0 R12: ffff88802ee87000
[ 90.025388][ T5858] R13: ffff88802ee87120 R14: 0000000000000000 R15: dffffc0000000000
[ 90.033528][ T5858] FS: 00005555562cd380(0000) GS:ffff8881257ab000(0000) knlGS:0000000000000000
[ 90.042498][ T5858] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 90.049172][ T5858] CR2: 00000000005fdeb8 CR3: 0000000074b8e000 CR4: 00000000003526f0
[ 90.057316][ T5858] Call Trace:
[ 90.060643][ T5858]
[ 90.063731][ T5858] comedi_device_detach+0x137/0x720
[ 90.068995][ T5858] ? comedi_request_region+0x16c/0x180
[ 90.074541][ T5858] comedi_device_attach+0x568/0x670
[ 90.079783][ T5858] comedi_unlocked_ioctl+0x686/0xfc0
[ 90.085250][ T5858] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 90.091129][ T5858] ? _raw_spin_lock_irq+0xae/0xf0
[ 90.096266][ T5858] ? __pfx_ptrace_notify+0x10/0x10
[ 90.101430][ T5858] ? bpf_lsm_file_ioctl+0x9/0x20
[ 90.106440][ T5858] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 90.112271][ T5858] __se_sys_ioctl+0xf9/0x170
[ 90.116923][ T5858] do_syscall_64+0xfa/0x3b0
[ 90.121460][ T5858] ? lockdep_hardirqs_on+0x9c/0x150
[ 90.126730][ T5858] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.132840][ T5858] ? clear_bhb_loop+0x60/0xb0
[ 90.137609][ T5858] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.143591][ T5858] RIP: 0033:0x7f0b16e513e9
[ 90.148232][ T5858] 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
[ 90.167919][ T5858] RSP: 002b:00007ffef502dbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 90.176404][ T5858] RAX: ffffffffffffffda RBX: 00007ffef502ddb8 RCX: 00007f0b16e513e9
[ 90.184428][ T5858] RDX: 0000200000000540 RSI: 0000000040946400 RDI: 0000000000000003
[ 90.192423][ T5858] RBP: 00007f0b16ec4610 R08: 0000000000000000 R09: 00007ffef502ddb8
[ 90.200459][ T5858] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 90.208495][ T5858] R13: 00007ffef502dda8 R14: 0000000000000001 R15: 0000000000000001
[ 90.216553][ T5858]
[ 90.219599][ T5858] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 90.226985][ T5858] CPU: 0 UID: 0 PID: 5858 Comm: syz-executor371 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 90.238875][ T5858] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 90.248933][ T5858] Call Trace:
[ 90.252216][ T5858]
[ 90.255164][ T5858] dump_stack_lvl+0x99/0x250
[ 90.259820][ T5858] ? __asan_memcpy+0x40/0x70
[ 90.264424][ T5858] ? __pfx_dump_stack_lvl+0x10/0x10
[ 90.269629][ T5858] ? __pfx__printk+0x10/0x10
[ 90.274242][ T5858] vpanic+0x281/0x750
[ 90.278265][ T5858] ? __pfx__printk+0x10/0x10
[ 90.282877][ T5858] ? __pfx_vpanic+0x10/0x10
[ 90.287388][ T5858] ? is_bpf_text_address+0x292/0x2b0
[ 90.292685][ T5858] ? is_bpf_text_address+0x26/0x2b0
[ 90.297902][ T5858] panic+0xb9/0xc0
[ 90.301633][ T5858] ? __pfx_panic+0x10/0x10
[ 90.306095][ T5858] __warn+0x334/0x4c0
[ 90.310096][ T5858] ? driver_unregister+0x94/0xb0
[ 90.315051][ T5858] ? driver_unregister+0x94/0xb0
[ 90.320002][ T5858] report_bug+0x2be/0x4f0
[ 90.324347][ T5858] ? driver_unregister+0x94/0xb0
[ 90.329307][ T5858] ? driver_unregister+0x94/0xb0
[ 90.334264][ T5858] ? driver_unregister+0x96/0xb0
[ 90.339226][ T5858] handle_bug+0x84/0x160
[ 90.343481][ T5858] exc_invalid_op+0x1a/0x50
[ 90.347993][ T5858] asm_exc_invalid_op+0x1a/0x20
[ 90.352850][ T5858] RIP: 0010:driver_unregister+0x94/0xb0
[ 90.358414][ T5858] 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
[ 90.378030][ T5858] RSP: 0018:ffffc900040d7a38 EFLAGS: 00010246
[ 90.384144][ T5858] RAX: 952eba9edf917a00 RBX: ffffffff8f80c040 RCX: ffff888032150000
[ 90.392130][ T5858] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 90.400109][ T5858] RBP: 0000000000000001 R08: 0000000000000003 R09: 0000000000000004
[ 90.408082][ T5858] R10: dffffc0000000000 R11: fffffbfff1c7a7f0 R12: ffff88802ee87000
[ 90.416062][ T5858] R13: ffff88802ee87120 R14: 0000000000000000 R15: dffffc0000000000
[ 90.424055][ T5858] ? driver_unregister+0x93/0xb0
[ 90.429009][ T5858] comedi_device_detach+0x137/0x720
[ 90.434219][ T5858] ? comedi_request_region+0x16c/0x180
[ 90.439729][ T5858] comedi_device_attach+0x568/0x670
[ 90.444948][ T5858] comedi_unlocked_ioctl+0x686/0xfc0
[ 90.450248][ T5858] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 90.456083][ T5858] ? _raw_spin_lock_irq+0xae/0xf0
[ 90.461140][ T5858] ? __pfx_ptrace_notify+0x10/0x10
[ 90.466265][ T5858] ? bpf_lsm_file_ioctl+0x9/0x20
[ 90.471215][ T5858] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 90.477031][ T5858] __se_sys_ioctl+0xf9/0x170
[ 90.481633][ T5858] do_syscall_64+0xfa/0x3b0
[ 90.486151][ T5858] ? lockdep_hardirqs_on+0x9c/0x150
[ 90.491369][ T5858] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.497444][ T5858] ? clear_bhb_loop+0x60/0xb0
[ 90.502134][ T5858] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 90.508034][ T5858] RIP: 0033:0x7f0b16e513e9
[ 90.512459][ T5858] 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
[ 90.532188][ T5858] RSP: 002b:00007ffef502dbe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 90.540622][ T5858] RAX: ffffffffffffffda RBX: 00007ffef502ddb8 RCX: 00007f0b16e513e9
[ 90.548600][ T5858] RDX: 0000200000000540 RSI: 0000000040946400 RDI: 0000000000000003
[ 90.556576][ T5858] RBP: 00007f0b16ec4610 R08: 0000000000000000 R09: 00007ffef502ddb8
[ 90.564551][ T5858] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 90.572531][ T5858] R13: 00007ffef502dda8 R14: 0000000000000001 R15: 0000000000000001
[ 90.580521][ T5858]
[ 90.583716][ T5858] Kernel Offset: disabled
[ 90.588052][ T5858] Rebooting in 86400 seconds..