./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3205169845
<...>
Warning: Permanently added '10.128.0.77' (ED25519) to the list of known hosts.
execve("./syz-executor3205169845", ["./syz-executor3205169845"], 0x7ffeb2d79390 /* 10 vars */) = 0
brk(NULL) = 0x55556319d000
brk(0x55556319dd00) = 0x55556319dd00
arch_prctl(ARCH_SET_FS, 0x55556319d380) = 0
set_tid_address(0x55556319d650) = 5849
set_robust_list(0x55556319d660, 24) = 0
rseq(0x55556319dca0, 0x20, 0, 0x53053053) = 0
prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0
readlink("/proc/self/exe", "/root/syz-executor3205169845", 4096) = 28
getrandom("\x75\xcf\x86\xb1\x91\xe9\x9e\x30", 8, GRND_NONBLOCK) = 8
brk(NULL) = 0x55556319dd00
brk(0x5555631bed00) = 0x5555631bed00
brk(0x5555631bf000) = 0x5555631bf000
mprotect(0x7fe766ce4000, 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/comedi3", O_RDONLY|O_APPEND) = 3
[ 70.464063][ T5849] comedi comedi3: c6xdigio: I/O port conflict (0xcf7,3)
[ 70.471100][ T5849] ------------[ cut here ]------------
[ 70.476609][ T5849] Unexpected driver unregister!
[ 70.481721][ T5849] WARNING: drivers/base/driver.c:273 at driver_unregister+0x94/0xb0, CPU#1: syz-executor320/5849
[ 70.492292][ T5849] Modules linked in:
[ 70.496286][ T5849] CPU: 1 UID: 0 PID: 5849 Comm: syz-executor320 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 70.508353][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 70.518427][ T5849] RIP: 0010:driver_unregister+0x94/0xb0
[ 70.524003][ T5849] 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
[ 70.543661][ T5849] RSP: 0018:ffffc90003f47a38 EFLAGS: 00010246
[ 70.549759][ T5849] RAX: 2c06e03dd19f5200 RBX: ffffffff8f80c040 RCX: ffff88802c2bbc00
[ 70.557751][ T5849] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 70.565761][ T5849] RBP: 0000000000000001 R08: ffffc90003f47767 R09: 1ffff920007e8eec
[ 70.573725][ T5849] R10: dffffc0000000000 R11: fffff520007e8eed R12: ffff88814ca4e800
[ 70.581710][ T5849] R13: ffff88814ca4e920 R14: 0000000000000000 R15: dffffc0000000000
[ 70.589702][ T5849] FS: 000055556319d380(0000) GS:ffff8881258ab000(0000) knlGS:0000000000000000
[ 70.598665][ T5849] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 70.605264][ T5849] CR2: 0000562fb28cf000 CR3: 00000000726c6000 CR4: 00000000003526f0
[ 70.613215][ T5849] Call Trace:
[ 70.616541][ T5849]
[ 70.619479][ T5849] comedi_device_detach+0x137/0x720
[ 70.624721][ T5849] ? comedi_request_region+0x16c/0x180
[ 70.630189][ T5849] comedi_device_attach+0x568/0x670
[ 70.635432][ T5849] comedi_unlocked_ioctl+0x686/0xfc0
[ 70.640718][ T5849] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 70.646558][ T5849] ? _raw_spin_lock_irq+0xae/0xf0
[ 70.651613][ T5849] ? __pfx_ptrace_notify+0x10/0x10
[ 70.656769][ T5849] ? bpf_lsm_file_ioctl+0x9/0x20
[ 70.661703][ T5849] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 70.667528][ T5849] __se_sys_ioctl+0xf9/0x170
[ 70.672121][ T5849] do_syscall_64+0xfa/0x3b0
[ 70.676654][ T5849] ? lockdep_hardirqs_on+0x9c/0x150
[ 70.681857][ T5849] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 70.687959][ T5849] ? clear_bhb_loop+0x60/0xb0
[ 70.692640][ T5849] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 70.698554][ T5849] RIP: 0033:0x7fe766c713e9
[ 70.702976][ T5849] 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
[ 70.723025][ T5849] RSP: 002b:00007ffde13751e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 70.731472][ T5849] RAX: ffffffffffffffda RBX: 00007ffde13753b8 RCX: 00007fe766c713e9
[ 70.739460][ T5849] RDX: 00002000000000c0 RSI: 0000000040946400 RDI: 0000000000000003
[ 70.747454][ T5849] RBP: 00007fe766ce4610 R08: 0000000000000000 R09: 00007ffde13753b8
[ 70.755439][ T5849] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 70.763401][ T5849] R13: 00007ffde13753a8 R14: 0000000000000001 R15: 0000000000000001
[ 70.771398][ T5849]
[ 70.774437][ T5849] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 70.781693][ T5849] CPU: 1 UID: 0 PID: 5849 Comm: syz-executor320 Not tainted 6.16.0-rc6-next-20250718-syzkaller #0 PREEMPT(full)
[ 70.793548][ T5849] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
[ 70.803576][ T5849] Call Trace:
[ 70.806841][ T5849]
[ 70.809767][ T5849] dump_stack_lvl+0x99/0x250
[ 70.814347][ T5849] ? __asan_memcpy+0x40/0x70
[ 70.818923][ T5849] ? __pfx_dump_stack_lvl+0x10/0x10
[ 70.824101][ T5849] ? __pfx__printk+0x10/0x10
[ 70.828688][ T5849] vpanic+0x281/0x750
[ 70.832748][ T5849] ? __pfx__printk+0x10/0x10
[ 70.837323][ T5849] ? __pfx_vpanic+0x10/0x10
[ 70.841816][ T5849] ? is_bpf_text_address+0x292/0x2b0
[ 70.847084][ T5849] ? is_bpf_text_address+0x26/0x2b0
[ 70.852276][ T5849] panic+0xb9/0xc0
[ 70.855980][ T5849] ? __pfx_panic+0x10/0x10
[ 70.860396][ T5849] __warn+0x334/0x4c0
[ 70.864365][ T5849] ? driver_unregister+0x94/0xb0
[ 70.869292][ T5849] ? driver_unregister+0x94/0xb0
[ 70.874211][ T5849] report_bug+0x2be/0x4f0
[ 70.878525][ T5849] ? driver_unregister+0x94/0xb0
[ 70.883446][ T5849] ? driver_unregister+0x94/0xb0
[ 70.888369][ T5849] ? driver_unregister+0x96/0xb0
[ 70.893292][ T5849] handle_bug+0x84/0x160
[ 70.897519][ T5849] exc_invalid_op+0x1a/0x50
[ 70.902009][ T5849] asm_exc_invalid_op+0x1a/0x20
[ 70.906840][ T5849] RIP: 0010:driver_unregister+0x94/0xb0
[ 70.912369][ T5849] 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
[ 70.931951][ T5849] RSP: 0018:ffffc90003f47a38 EFLAGS: 00010246
[ 70.938006][ T5849] RAX: 2c06e03dd19f5200 RBX: ffffffff8f80c040 RCX: ffff88802c2bbc00
[ 70.945963][ T5849] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002
[ 70.953917][ T5849] RBP: 0000000000000001 R08: ffffc90003f47767 R09: 1ffff920007e8eec
[ 70.961869][ T5849] R10: dffffc0000000000 R11: fffff520007e8eed R12: ffff88814ca4e800
[ 70.969821][ T5849] R13: ffff88814ca4e920 R14: 0000000000000000 R15: dffffc0000000000
[ 70.977792][ T5849] ? driver_unregister+0x93/0xb0
[ 70.982718][ T5849] comedi_device_detach+0x137/0x720
[ 70.987912][ T5849] ? comedi_request_region+0x16c/0x180
[ 70.993360][ T5849] comedi_device_attach+0x568/0x670
[ 70.998550][ T5849] comedi_unlocked_ioctl+0x686/0xfc0
[ 71.003827][ T5849] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 71.009633][ T5849] ? _raw_spin_lock_irq+0xae/0xf0
[ 71.014839][ T5849] ? __pfx_ptrace_notify+0x10/0x10
[ 71.019941][ T5849] ? bpf_lsm_file_ioctl+0x9/0x20
[ 71.024861][ T5849] ? __pfx_comedi_unlocked_ioctl+0x10/0x10
[ 71.030668][ T5849] __se_sys_ioctl+0xf9/0x170
[ 71.035248][ T5849] do_syscall_64+0xfa/0x3b0
[ 71.039740][ T5849] ? lockdep_hardirqs_on+0x9c/0x150
[ 71.044923][ T5849] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 71.050970][ T5849] ? clear_bhb_loop+0x60/0xb0
[ 71.055632][ T5849] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 71.061503][ T5849] RIP: 0033:0x7fe766c713e9
[ 71.065907][ T5849] 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
[ 71.085496][ T5849] RSP: 002b:00007ffde13751e8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[ 71.093895][ T5849] RAX: ffffffffffffffda RBX: 00007ffde13753b8 RCX: 00007fe766c713e9
[ 71.101849][ T5849] RDX: 00002000000000c0 RSI: 0000000040946400 RDI: 0000000000000003
[ 71.109801][ T5849] RBP: 00007fe766ce4610 R08: 0000000000000000 R09: 00007ffde13753b8
[ 71.117756][ T5849] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
[ 71.125705][ T5849] R13: 00007ffde13753a8 R14: 0000000000000001 R15: 0000000000000001
[ 71.133669][ T5849]
[ 71.137242][ T5849] Kernel Offset: disabled
[ 71.141551][ T5849] Rebooting in 86400 seconds..