./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3386847580 <...> Warning: Permanently added '10.128.1.49' (ED25519) to the list of known hosts. execve("./syz-executor3386847580", ["./syz-executor3386847580"], 0x7ffe16ec6d70 /* 10 vars */) = 0 brk(NULL) = 0x55555d77e000 brk(0x55555d77ed00) = 0x55555d77ed00 arch_prctl(ARCH_SET_FS, 0x55555d77e380) = 0 set_tid_address(0x55555d77e650) = 5831 set_robust_list(0x55555d77e660, 24) = 0 rseq(0x55555d77eca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3386847580", 4096) = 28 getrandom("\x7d\xdf\xcb\x1a\x21\xc9\x95\x66", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555d77ed00 brk(0x55555d79fd00) = 0x55555d79fd00 brk(0x55555d7a0000) = 0x55555d7a0000 mprotect(0x7fa0fb72a000, 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 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5832 attached , child_tidptr=0x55555d77e650) = 5832 [pid 5832] set_robust_list(0x55555d77e660, 24) = 0 [pid 5832] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5832] getppid() = 0 [pid 5832] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5832] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5832] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5832] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5832] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5832] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5832] unshare(CLONE_NEWNS) = 0 [pid 5832] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5832] unshare(CLONE_NEWIPC) = 0 [pid 5832] unshare(CLONE_NEWCGROUP) = 0 [pid 5832] unshare(CLONE_NEWUTS) = 0 [pid 5832] unshare(CLONE_SYSVSEM) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "16777216", 8) = 8 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "536870912", 9) = 9 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1024", 4) = 4 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "8192", 4) = 4 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1024", 4) = 4 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1024", 4) = 4 [pid 5832] close(3) = 0 [pid 5832] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5832] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5832] close(3) = 0 [pid 5832] getpid() = 1 [pid 5832] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 90 e9 4d fe ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 22 fd ff [ 105.816906][ T36] RSP: 0018:ffffc90000ad7710 EFLAGS: 00010246 [ 105.823022][ T36] RAX: 2e18d865fdf6be00 RBX: ffff88807d1b0000 RCX: ffff888143ed1e00 [ 105.831103][ T36] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 [ 105.839197][ T36] RBP: 0000000000000000 R08: ffffc90000ad73e7 R09: 1ffff9200015ae7c [ 105.847268][ T36] R10: dffffc0000000000 R11: fffff5200015ae7d R12: 1ffff1100fa3605d [ 105.855495][ T36] R13: dffffc0000000000 R14: ffffffff8bfa9728 R15: 0000000000000000 [ 105.863527][ T36] FS: 0000000000000000(0000) GS:ffff8881261cc000(0000) knlGS:0000000000000000 [ 105.872460][ T36] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.879103][ T36] CR2: 00007fa0fb7332d0 CR3: 0000000076648000 CR4: 00000000003526f0 [ 105.887152][ T36] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 105.895217][ T36] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 105.903388][ T36] Call Trace: [ 105.906781][ T36] [ 105.909715][ T36] ? ethtool_op_get_link+0xd/0x70 [ 105.914798][ T36] ethtool_op_get_link+0x15/0x70 [ 105.919764][ T36] bond_check_dev_link+0x444/0x6c0 [ 105.924940][ T36] ? __pfx_bond_check_dev_link+0x10/0x10 [ 105.930615][ T36] ? netdev_lower_get_next_private_rcu+0x9f/0x100 [ 105.937093][ T36] bond_mii_monitor+0x428/0x2e00 [ 105.942067][ T36] ? bond_mii_monitor+0x153/0x2e00 [ 105.947275][ T36] ? __pfx_bond_mii_monitor+0x10/0x10 [ 105.952720][ T36] ? __lock_acquire+0xaac/0xd20 [ 105.957659][ T36] ? process_scheduled_works+0x9ec/0x17a0 [ 105.963482][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 105.968801][ T36] ? process_scheduled_works+0x9ec/0x17a0 [ 105.974628][ T36] ? process_scheduled_works+0x9ec/0x17a0 [ 105.980417][ T36] process_scheduled_works+0xadb/0x17a0 [ 105.986088][ T36] ? __pfx_process_scheduled_works+0x10/0x10 [ 105.992121][ T36] worker_thread+0x8a0/0xda0 [ 105.996809][ T36] kthread+0x70e/0x8a0 [ 106.000908][ T36] ? __pfx_worker_thread+0x10/0x10 [ 106.006079][ T36] ? __pfx_kthread+0x10/0x10 [ 106.010698][ T36] ? __pfx_kthread+0x10/0x10 [ 106.015426][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 106.020681][ T36] ? lockdep_hardirqs_on+0x9c/0x150 [ 106.025941][ T36] ? __pfx_kthread+0x10/0x10 [ 106.030565][ T36] ret_from_fork+0x4b/0x80 [ 106.035156][ T36] ? __pfx_kthread+0x10/0x10 [ 106.039800][ T36] ret_from_fork_asm+0x1a/0x30 [ 106.044658][ T36] [ 106.047709][ T36] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 106.055004][ T36] CPU: 1 UID: 0 PID: 36 Comm: kworker/u8:2 Not tainted 6.15.0-rc4-syzkaller-00189-g2bfcee565c3a #0 PREEMPT(full) [ 106.066999][ T36] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 106.077068][ T36] Workqueue: bond0 bond_mii_monitor [ 106.082287][ T36] Call Trace: [ 106.085607][ T36] [ 106.088569][ T36] dump_stack_lvl+0x99/0x250 [ 106.093182][ T36] ? __asan_memcpy+0x40/0x70 [ 106.097799][ T36] ? __pfx_dump_stack_lvl+0x10/0x10 [ 106.103046][ T36] ? __pfx__printk+0x10/0x10 [ 106.107764][ T36] panic+0x2db/0x790 [ 106.111704][ T36] ? __pfx_panic+0x10/0x10 [ 106.116163][ T36] ? ret_from_fork_asm+0x1a/0x30 [ 106.121123][ T36] __warn+0x31b/0x4b0 [ 106.125121][ T36] ? __linkwatch_sync_dev+0x303/0x350 [ 106.130602][ T36] ? __linkwatch_sync_dev+0x303/0x350 [ 106.135985][ T36] report_bug+0x2be/0x4f0 [ 106.140351][ T36] ? __linkwatch_sync_dev+0x303/0x350 [ 106.145748][ T36] ? __linkwatch_sync_dev+0x303/0x350 [ 106.151138][ T36] ? __linkwatch_sync_dev+0x305/0x350 [ 106.156521][ T36] handle_bug+0x84/0x160 [ 106.160779][ T36] exc_invalid_op+0x1a/0x50 [ 106.165350][ T36] asm_exc_invalid_op+0x1a/0x20 [ 106.170210][ T36] RIP: 0010:__linkwatch_sync_dev+0x303/0x350 [ 106.176204][ T36] Code: 7c fe ff ff e8 5e 19 77 f8 c6 05 6c 38 20 06 01 90 48 c7 c7 80 b5 70 8c 48 c7 c6 dc 18 79 8d ba 38 00 00 00 e8 8e 75 3b f8 90 <0f> 0b 90 90 e9 4d fe ff ff 44 89 f1 80 e1 07 38 c1 0f 8c 22 fd ff [ 106.195831][ T36] RSP: 0018:ffffc90000ad7710 EFLAGS: 00010246 [ 106.201937][ T36] RAX: 2e18d865fdf6be00 RBX: ffff88807d1b0000 RCX: ffff888143ed1e00 [ 106.209927][ T36] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000002 [ 106.217907][ T36] RBP: 0000000000000000 R08: ffffc90000ad73e7 R09: 1ffff9200015ae7c [ 106.226635][ T36] R10: dffffc0000000000 R11: fffff5200015ae7d R12: 1ffff1100fa3605d [ 106.234725][ T36] R13: dffffc0000000000 R14: ffffffff8bfa9728 R15: 0000000000000000 [ 106.243131][ T36] ? ethtool_op_get_link+0xd/0x70 [ 106.248301][ T36] ethtool_op_get_link+0x15/0x70 [ 106.253719][ T36] bond_check_dev_link+0x444/0x6c0 [ 106.259036][ T36] ? __pfx_bond_check_dev_link+0x10/0x10 [ 106.264807][ T36] ? netdev_lower_get_next_private_rcu+0x9f/0x100 [ 106.271265][ T36] bond_mii_monitor+0x428/0x2e00 [ 106.276345][ T36] ? bond_mii_monitor+0x153/0x2e00 [ 106.281497][ T36] ? __pfx_bond_mii_monitor+0x10/0x10 [ 106.286895][ T36] ? __lock_acquire+0xaac/0xd20 [ 106.291769][ T36] ? process_scheduled_works+0x9ec/0x17a0 [ 106.297509][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 106.302712][ T36] ? process_scheduled_works+0x9ec/0x17a0 [ 106.308447][ T36] ? process_scheduled_works+0x9ec/0x17a0 [ 106.314181][ T36] process_scheduled_works+0xadb/0x17a0 [ 106.319761][ T36] ? __pfx_process_scheduled_works+0x10/0x10 [ 106.325770][ T36] worker_thread+0x8a0/0xda0 [ 106.330390][ T36] kthread+0x70e/0x8a0 [ 106.334472][ T36] ? __pfx_worker_thread+0x10/0x10 [ 106.339607][ T36] ? __pfx_kthread+0x10/0x10 [ 106.344206][ T36] ? __pfx_kthread+0x10/0x10 [ 106.348824][ T36] ? _raw_spin_unlock_irq+0x23/0x50 [ 106.354052][ T36] ? lockdep_hardirqs_on+0x9c/0x150 [ 106.359270][ T36] ? __pfx_kthread+0x10/0x10 [ 106.363868][ T36] ret_from_fork+0x4b/0x80 [ 106.368405][ T36] ? __pfx_kthread+0x10/0x10 [ 106.373011][ T36] ret_from_fork_asm+0x1a/0x30 [ 106.377794][ T36] [ 106.381064][ T36] Kernel Offset: disabled [ 106.385397][ T36] Rebooting in 86400 seconds..