./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3191584914
<...>
Warning: Permanently added '10.128.1.41' (ED25519) to the list of known hosts.
execve("./syz-executor3191584914", ["./syz-executor3191584914"], 0x7ffd0ae751f0 /* 10 vars */) = 0
brk(NULL) = 0x5555588b1000
brk(0x5555588b1d00) = 0x5555588b1d00
arch_prctl(ARCH_SET_FS, 0x5555588b1380) = 0
set_tid_address(0x5555588b1650) = 5855
set_robust_list(0x5555588b1660, 24) = 0
rseq(0x5555588b1ca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3191584914", 4096) = 28
getrandom("\x40\x29\xe6\xcd\xcd\xd3\xb5\x4d", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x5555588b1d00
brk(0x5555588d2d00) = 0x5555588d2d00
brk(0x5555588d3000) = 0x5555588d3000
mprotect(0x7f215511b000, 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
write(1, "executing program\n", 18executing program
) = 18
openat(AT_FDCWD, "/dev/comedi0", O_WRONLY|O_SYNC) = 3
[ 96.534175][ T5855] comedi comedi0: c6xdigio: a I/O base address must be specified
[ 96.542193][ T5855] ------------[ cut here ]------------
[ 96.548810][ T5855] Unexpected driver unregister!
[ 96.554729][ T5855] WARNING: drivers/base/driver.c:273 at driver_unregister+0x94/0xb0, CPU#1: syz-executor319/5855
[ 96.565331][ T5855] Modules linked in:
[ 96.569427][ T5855] CPU: 1 UID: 0 PID: 5855 Comm: syz-executor319 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 96.581685][ T5855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 96.591848][ T5855] RIP: 0010:driver_unregister+0x94/0xb0
[ 96.597468][ T5855] 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
[ 96.617197][ T5855] RSP: 0018:ffffc90004197a38 EFLAGS: 00010246
[ 96.623305][ T5855] RAX: cf7d91e154282a00 RBX: ffffffff8f80c040 RCX: ffff888076cebc00
[ 96.631395][ T5855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 96.639442][ T5855] RBP: 0000000000000001 R08: ffff8880b8724253 R09: 1ffff110170e484a
[ 96.647503][ T5855] R10: dffffc0000000000 R11: ffffed10170e484b R12: ffff88814c2ad800
[ 96.655500][ T5855] R13: ffff88814c2ad920 R14: 0000000000000000 R15: dffffc0000000000
[ 96.664011][ T5855] FS: 00005555588b1380(0000) GS:ffff8881258ab000(0000) knlGS:0000000000000000
[ 96.673024][ T5855] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 96.679660][ T5855] CR2: 000055dd30acf000 CR3: 000000007575e000 CR4: 00000000003526f0
[ 96.687951][ T5855] Call Trace:
[ 96.691258][ T5855]
[ 96.694281][ T5855] comedi_device_detach+0x137/0x720
[ 96.699569][ T5855] ? comedi_request_region+0x11a/0x180
[ 96.705075][ T5855] comedi_device_attach+0x568/0x670
[ 96.710397][ T5855] comedi_unlocked_ioctl+0x686/0xfc0
[ 96.715747][ T5855] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 96.721700][ T5855] ? _raw_spin_lock_irq+0xae/0xf0
[ 96.726825][ T5855] ? __pfx_ptrace_notify+0x10/0x10
[ 96.732036][ T5855] ? bpf_lsm_file_ioctl+0x9/0x20
[ 96.737091][ T5855] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 96.742948][ T5855] __se_sys_ioctl+0xf9/0x170
[ 96.747824][ T5855] do_syscall_64+0xfa/0x3b0
[ 96.752367][ T5855] ? lockdep_hardirqs_on+0x9c/0x150
[ 96.757660][ T5855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.763755][ T5855] ? clear_bhb_loop+0x60/0xb0
[ 96.768689][ T5855] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 96.774607][ T5855] RIP: 0033:0x7f21550a83e9
[ 96.779139][ T5855] 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
[ 96.798814][ T5855] RSP: 002b:00007ffee24aa238 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 96.807327][ T5855] RAX: ffffffffffffffda RBX: 00007ffee24aa408 RCX: 00007f21550a83e9
[ 96.815329][ T5855] RDX: 0000200000000080 RSI: 0000000040946400 RDI: 0000000000000003
[ 96.823401][ T5855] RBP: 00007f215511b610 R08: 0000000000000000 R09: 00007ffee24aa408
[ 96.831435][ T5855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 96.839466][ T5855] R13: 00007ffee24aa3f8 R14: 0000000000000001 R15: 0000000000000001
[ 96.847512][ T5855]
[ 96.850557][ T5855] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 96.857834][ T5855] CPU: 1 UID: 0 PID: 5855 Comm: syz-executor319 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 96.869822][ T5855] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 96.880065][ T5855] Call Trace:
[ 96.883344][ T5855]
[ 96.886281][ T5855] dump_stack_lvl+0x99/0x250
[ 96.890880][ T5855] ? __asan_memcpy+0x40/0x70
[ 96.895479][ T5855] ? __pfx_dump_stack_lvl+0x10/0x10
[ 96.900687][ T5855] ? __pfx__printk+0x10/0x10
[ 96.905298][ T5855] vpanic+0x281/0x750
[ 96.909376][ T5855] ? __pfx__printk+0x10/0x10
[ 96.914079][ T5855] ? __pfx_vpanic+0x10/0x10
[ 96.918592][ T5855] ? is_bpf_text_address+0x292/0x2b0
[ 96.923970][ T5855] ? is_bpf_text_address+0x26/0x2b0
[ 96.929193][ T5855] panic+0xb9/0xc0
[ 96.932916][ T5855] ? __pfx_panic+0x10/0x10
[ 96.937345][ T5855] __warn+0x334/0x4c0
[ 96.941332][ T5855] ? driver_unregister+0x94/0xb0
[ 96.946278][ T5855] ? driver_unregister+0x94/0xb0
[ 96.951220][ T5855] report_bug+0x2be/0x4f0
[ 96.955640][ T5855] ? driver_unregister+0x94/0xb0
[ 96.960589][ T5855] ? driver_unregister+0x94/0xb0
[ 96.965541][ T5855] ? driver_unregister+0x96/0xb0
[ 96.970500][ T5855] handle_bug+0x84/0x160
[ 96.974767][ T5855] exc_invalid_op+0x1a/0x50
[ 96.979279][ T5855] asm_exc_invalid_op+0x1a/0x20
[ 96.984156][ T5855] RIP: 0010:driver_unregister+0x94/0xb0
[ 96.989731][ T5855] 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
[ 97.009429][ T5855] RSP: 0018:ffffc90004197a38 EFLAGS: 00010246
[ 97.015505][ T5855] RAX: cf7d91e154282a00 RBX: ffffffff8f80c040 RCX: ffff888076cebc00
[ 97.023490][ T5855] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000002
[ 97.031468][ T5855] RBP: 0000000000000001 R08: ffff8880b8724253 R09: 1ffff110170e484a
[ 97.039452][ T5855] R10: dffffc0000000000 R11: ffffed10170e484b R12: ffff88814c2ad800
[ 97.047519][ T5855] R13: ffff88814c2ad920 R14: 0000000000000000 R15: dffffc0000000000
[ 97.055514][ T5855] ? driver_unregister+0x93/0xb0
[ 97.060560][ T5855] comedi_device_detach+0x137/0x720
[ 97.065848][ T5855] ? comedi_request_region+0x11a/0x180
[ 97.071511][ T5855] comedi_device_attach+0x568/0x670
[ 97.076733][ T5855] comedi_unlocked_ioctl+0x686/0xfc0
[ 97.082048][ T5855] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 97.087885][ T5855] ? _raw_spin_lock_irq+0xae/0xf0
[ 97.092948][ T5855] ? __pfx_ptrace_notify+0x10/0x10
[ 97.098105][ T5855] ? bpf_lsm_file_ioctl+0x9/0x20
[ 97.103223][ T5855] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 97.109037][ T5855] __se_sys_ioctl+0xf9/0x170
[ 97.113729][ T5855] do_syscall_64+0xfa/0x3b0
[ 97.118249][ T5855] ? lockdep_hardirqs_on+0x9c/0x150
[ 97.123464][ T5855] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.129551][ T5855] ? clear_bhb_loop+0x60/0xb0
[ 97.134264][ T5855] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 97.140185][ T5855] RIP: 0033:0x7f21550a83e9
[ 97.144618][ T5855] 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
[ 97.164242][ T5855] RSP: 002b:00007ffee24aa238 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 97.172675][ T5855] RAX: ffffffffffffffda RBX: 00007ffee24aa408 RCX: 00007f21550a83e9
[ 97.180668][ T5855] RDX: 0000200000000080 RSI: 0000000040946400 RDI: 0000000000000003
[ 97.188746][ T5855] RBP: 00007f215511b610 R08: 0000000000000000 R09: 00007ffee24aa408
[ 97.196910][ T5855] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 97.204997][ T5855] R13: 00007ffee24aa3f8 R14: 0000000000000001 R15: 0000000000000001
[ 97.213032][ T5855]
[ 97.216425][ T5855] Kernel Offset: disabled
[ 97.220886][ T5855] Rebooting in 86400 seconds..