./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor4129329120 <...> Warning: Permanently added '10.128.0.48' (ED25519) to the list of known hosts. execve("./syz-executor4129329120", ["./syz-executor4129329120"], 0x7ffc8b4e2440 /* 10 vars */) = 0 brk(NULL) = 0x555588221000 brk(0x555588221d00) = 0x555588221d00 arch_prctl(ARCH_SET_FS, 0x555588221380) = 0 set_tid_address(0x555588221650) = 5840 set_robust_list(0x555588221660, 24) = 0 rseq(0x555588221ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor4129329120", 4096) = 28 getrandom("\x73\x15\x93\x9b\x4c\x1c\xd3\x55", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555588221d00 brk(0x555588242d00) = 0x555588242d00 brk(0x555588243000) = 0x555588243000 mprotect(0x7fccafd7a000, 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, child_tidptr=0x555588221650) = 5841 ./strace-static-x86_64: Process 5841 attached [pid 5841] set_robust_list(0x555588221660, 24) = 0 [pid 5841] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5841] getppid() = 0 [pid 5841] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5841] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5841] unshare(CLONE_NEWNS) = 0 [pid 5841] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5841] unshare(CLONE_NEWIPC) = 0 [pid 5841] unshare(CLONE_NEWCGROUP) = 0 [pid 5841] unshare(CLONE_NEWUTS) = 0 [pid 5841] unshare(CLONE_SYSVSEM) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "16777216", 8) = 8 [pid 5841] close(3) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "536870912", 9) = 9 [pid 5841] close(3) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "1024", 4) = 4 [pid 5841] close(3) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "8192", 4) = 4 [pid 5841] close(3) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "1024", 4) = 4 [pid 5841] close(3) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "1024", 4) = 4 [pid 5841] close(3) = 0 [pid 5841] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5841] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5841] close(3) = 0 [pid 5841] getpid() = 1 [pid 5841] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5852] set_robust_list(0x555588221660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555588221650) = 2 [pid 5852] <... set_robust_list resumed>) = 0 [pid 5852] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5852] setpgid(0, 0) = 0 [pid 5852] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5852] write(3, "1000", 4) = 4 [pid 5852] close(3) = 0 [pid 5852] write(1, "executing program\n", 18executing program ) = 18 [pid 5852] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 5852] socket(AF_PACKET, SOCK_PACKET|SOCK_NONBLOCK, htons(0 /* ETH_P_??? */)) = 4 [pid 5852] ioctl(4, SIOCGIFINDEX, {ifr_name="bond0", ifr_ifindex=14}) = 0 [pid 5852] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x44\x00\x00\x00\x10\x00\x01\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x24\x00\x12\x80\x09\x00\x01\x00\x62\x6f\x6e\x64\x00\x00\x00\x00\x14\x00\x02\x80\x08\x00\x03\x00\x04\x00\x00\x00\x05\x00\x06\x00\x00\x00\x00\x00", iov_len=68}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 68 [pid 5852] close(3) = 0 [pid 5852] close(4) = 0 [pid 5852] close(5) = -1 EBADF (Bad file descriptor) [pid 5852] close(6) = -1 EBADF (Bad file descriptor) [pid 5852] close(7) = -1 EBADF (Bad file descriptor) [pid 5852] close(8) = -1 EBADF (Bad file descriptor) [pid 5852] close(9) = -1 EBADF (Bad file descriptor) [pid 5852] close(10) = -1 EBADF (Bad file descriptor) [pid 5852] close(11) = -1 EBADF (Bad file descriptor) [pid 5852] close(12) = -1 EBADF (Bad file descriptor) [pid 5852] close(13) = -1 EBADF (Bad file descriptor) [pid 5852] close(14) = -1 EBADF (Bad file descriptor) [pid 5852] close(15) = -1 EBADF (Bad file descriptor) [pid 5852] close(16) = -1 EBADF (Bad file descriptor) [pid 5852] close(17) = -1 EBADF (Bad file descriptor) [pid 5852] close(18) = -1 EBADF (Bad file descriptor) [pid 5852] close(19) = -1 EBADF (Bad file descriptor) [pid 5852] close(20) = -1 EBADF (Bad file descriptor) [pid 5852] close(21) = -1 EBADF (Bad file descriptor) [pid 5852] close(22) = -1 EBADF (Bad file descriptor) [pid 5852] close(23) = -1 EBADF (Bad file descriptor) [pid 5852] close(24) = -1 EBADF (Bad file descriptor) [pid 5852] close(25) = -1 EBADF (Bad file descriptor) [pid 5852] close(26) = -1 EBADF (Bad file descriptor) [pid 5852] close(27) = -1 EBADF (Bad file descriptor) [pid 5852] close(28) = -1 EBADF (Bad file descriptor) [pid 5852] close(29) = -1 EBADF (Bad file descriptor) [pid 5852] exit_group(0) = ? [ 102.227661][ T53] ------------[ cut here ]------------ [ 102.233289][ T53] RTNL: assertion failed at ./include/net/netdev_lock.h (56) [ 102.241753][ T53] WARNING: CPU: 1 PID: 53 at ./include/net/netdev_lock.h:56 __linkwatch_sync_dev+0x30d/0x360 [ 102.252151][ T53] Modules linked in: [ 102.256775][ T53] CPU: 1 UID: 0 PID: 53 Comm: kworker/u8:3 Not tainted 6.15.0-rc3-syzkaller-00008-ga33b5a08cbbd #0 PREEMPT(full) [pid 5852] +++ exited with 0 +++ [pid 5841] --- SIGCHLD {si_signo=SIGCHLD, si_code=CLD_EXITED, si_pid=2, si_uid=0, si_status=0, si_utime=0, si_stime=1 /* 0.01 s */} --- [pid 5841] restart_syscall(<... resuming interrupted clone ...>) = 0 [pid 5841] clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5853 attached [pid 5853] set_robust_list(0x555588221660, 24 [pid 5841] <... clone resumed>, child_tidptr=0x555588221650) = 3 [pid 5853] <... set_robust_list resumed>) = 0 [pid 5853] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5853] setpgid(0, 0) = 0 [pid 5853] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5853] write(3, "1000", 4) = 4 [pid 5853] close(3) = 0 executing program [pid 5853] write(1, "executing program\n", 18) = 18 [pid 5853] socket(AF_NETLINK, SOCK_RAW, NETLINK_ROUTE) = 3 [pid 5853] socket(AF_PACKET, SOCK_PACKET|SOCK_NONBLOCK, htons(0 /* ETH_P_??? */)) = 4 [pid 5853] ioctl(4, SIOCGIFINDEX, {ifr_name="bond0", ifr_ifindex=14}) = 0 [pid 5853] sendmsg(3, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base="\x44\x00\x00\x00\x10\x00\x01\x04\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x0e\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x24\x00\x12\x80\x09\x00\x01\x00\x62\x6f\x6e\x64\x00\x00\x00\x00\x14\x00\x02\x80\x08\x00\x03\x00\x04\x00\x00\x00\x05\x00\x06\x00\x00\x00\x00\x00", iov_len=68}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = 68 [pid 5853] close(3) = 0 [ 102.268977][ T53] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 102.280297][ T53] Workqueue: bond0 bond_mii_monitor [ 102.285925][ T53] RIP: 0010:__linkwatch_sync_dev+0x30d/0x360 [ 102.292047][ T53] Code: 7c fe ff ff e8 54 7c ce f7 c6 05 3b 9e 55 06 01 90 48 c7 c7 60 f3 50 8d 48 c7 c6 3d b3 6e 8e ba 38 00 00 00 e8 44 d5 8d f7 90 <0f> 0b 90 90 e9 4d fe ff ff 89 d9 80 e1 07 38 c1 0f 8c 19 fd ff ff [ 102.312041][ T53] RSP: 0018:ffffc90000be76f0 EFLAGS: 00010246 [ 102.318968][ T53] RAX: 07c86a76a8728300 RBX: 0000000000000000 RCX: ffff888022ac5a00 [ 102.327678][ T53] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 102.335708][ T53] RBP: 0000000000000000 R08: ffffffff818218d2 R09: fffffbfff1d7a960 [ 102.343859][ T53] R10: dffffc0000000000 R11: fffffbfff1d7a960 R12: 0000000000000000 [ 102.351895][ T53] R13: dffffc0000000000 R14: ffff88802a936008 R15: ffff88802a936000 [ 102.359947][ T53] FS: 0000000000000000(0000) GS:ffff88812509a000(0000) knlGS:0000000000000000 [ 102.369353][ T53] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.375987][ T53] CR2: 0000200000000300 CR3: 000000007759a000 CR4: 00000000003526f0 [ 102.384116][ T53] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 102.392162][ T53] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 102.400206][ T53] Call Trace: [ 102.403510][ T53] [ 102.406463][ T53] ? ethtool_op_get_link+0xd/0x60 [ 102.411576][ T53] ethtool_op_get_link+0x15/0x60 [ 102.416560][ T53] bond_check_dev_link+0x43d/0x730 [ 102.421777][ T53] ? __pfx_bond_check_dev_link+0x10/0x10 [ 102.427539][ T53] bond_mii_monitor+0x49d/0x3170 [ 102.432544][ T53] ? bond_mii_monitor+0x17f/0x3170 [ 102.437759][ T53] ? __pfx_bond_mii_monitor+0x10/0x10 [ 102.443194][ T53] ? register_lock_class+0x54/0x330 [ 102.448526][ T53] ? __lock_acquire+0xad5/0xd80 [ 102.453419][ T53] ? lockdep_hardirqs_on+0x9d/0x150 [ 102.458822][ T53] ? process_scheduled_works+0x9cb/0x18e0 [ 102.464616][ T53] process_scheduled_works+0xac3/0x18e0 [ 102.470342][ T53] ? __pfx_process_scheduled_works+0x10/0x10 [ 102.476389][ T53] ? assign_work+0x367/0x3d0 [ 102.481103][ T53] worker_thread+0x870/0xd50 [ 102.485777][ T53] ? __kthread_parkme+0x1a8/0x200 [ 102.490917][ T53] ? __pfx_worker_thread+0x10/0x10 [ 102.496061][ T53] kthread+0x7b7/0x940 [ 102.500212][ T53] ? __pfx_worker_thread+0x10/0x10 [ 102.505355][ T53] ? __pfx_kthread+0x10/0x10 [ 102.510020][ T53] ? __pfx_kthread+0x10/0x10 [ 102.514647][ T53] ? __pfx_kthread+0x10/0x10 [ 102.519307][ T53] ? __pfx_kthread+0x10/0x10 [ 102.523929][ T53] ? _raw_spin_unlock_irq+0x23/0x50 [ 102.529195][ T53] ? lockdep_hardirqs_on+0x9d/0x150 [ 102.534447][ T53] ? __pfx_kthread+0x10/0x10 [ 102.539693][ T53] ret_from_fork+0x4b/0x80 [ 102.544148][ T53] ? __pfx_kthread+0x10/0x10 [ 102.548962][ T53] ret_from_fork_asm+0x1a/0x30 [ 102.553771][ T53] [ 102.556796][ T53] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 102.564207][ T53] CPU: 1 UID: 0 PID: 53 Comm: kworker/u8:3 Not tainted 6.15.0-rc3-syzkaller-00008-ga33b5a08cbbd #0 PREEMPT(full) [ 102.576212][ T53] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 102.586310][ T53] Workqueue: bond0 bond_mii_monitor [ 102.591532][ T53] Call Trace: [ 102.594834][ T53] [ 102.597777][ T53] dump_stack_lvl+0x241/0x360 [ 102.602576][ T53] ? __pfx_dump_stack_lvl+0x10/0x10 [ 102.607798][ T53] ? __pfx__printk+0x10/0x10 [ 102.612427][ T53] ? vscnprintf+0x5d/0x90 [ 102.616775][ T53] panic+0x349/0x880 [ 102.620688][ T53] ? __warn+0x174/0x4d0 [ 102.624859][ T53] ? __pfx_panic+0x10/0x10 [ 102.629301][ T53] ? ret_from_fork_asm+0x1a/0x30 [ 102.634291][ T53] __warn+0x344/0x4d0 [ 102.638304][ T53] ? __linkwatch_sync_dev+0x30d/0x360 [ 102.643715][ T53] report_bug+0x2b3/0x500 [ 102.648058][ T53] ? __linkwatch_sync_dev+0x30d/0x360 [ 102.653453][ T53] ? __linkwatch_sync_dev+0x30d/0x360 [ 102.658930][ T53] ? __linkwatch_sync_dev+0x30f/0x360 [ 102.664319][ T53] handle_bug+0x89/0x170 [ 102.668577][ T53] exc_invalid_op+0x1a/0x50 [ 102.673093][ T53] asm_exc_invalid_op+0x1a/0x20 [ 102.677958][ T53] RIP: 0010:__linkwatch_sync_dev+0x30d/0x360 [ 102.683977][ T53] Code: 7c fe ff ff e8 54 7c ce f7 c6 05 3b 9e 55 06 01 90 48 c7 c7 60 f3 50 8d 48 c7 c6 3d b3 6e 8e ba 38 00 00 00 e8 44 d5 8d f7 90 <0f> 0b 90 90 e9 4d fe ff ff 89 d9 80 e1 07 38 c1 0f 8c 19 fd ff ff [ 102.703596][ T53] RSP: 0018:ffffc90000be76f0 EFLAGS: 00010246 [ 102.709681][ T53] RAX: 07c86a76a8728300 RBX: 0000000000000000 RCX: ffff888022ac5a00 [ 102.717660][ T53] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 [ 102.725640][ T53] RBP: 0000000000000000 R08: ffffffff818218d2 R09: fffffbfff1d7a960 [ 102.733623][ T53] R10: dffffc0000000000 R11: fffffbfff1d7a960 R12: 0000000000000000 [ 102.741618][ T53] R13: dffffc0000000000 R14: ffff88802a936008 R15: ffff88802a936000 [ 102.749609][ T53] ? __warn_printk+0x2a2/0x360 [ 102.754402][ T53] ? ethtool_op_get_link+0xd/0x60 [ 102.759479][ T53] ethtool_op_get_link+0x15/0x60 [ 102.764432][ T53] bond_check_dev_link+0x43d/0x730 [ 102.769564][ T53] ? __pfx_bond_check_dev_link+0x10/0x10 [ 102.775225][ T53] bond_mii_monitor+0x49d/0x3170 [ 102.780189][ T53] ? bond_mii_monitor+0x17f/0x3170 [ 102.785354][ T53] ? __pfx_bond_mii_monitor+0x10/0x10 [ 102.790740][ T53] ? register_lock_class+0x54/0x330 [ 102.795960][ T53] ? __lock_acquire+0xad5/0xd80 [ 102.800834][ T53] ? lockdep_hardirqs_on+0x9d/0x150 [ 102.806056][ T53] ? process_scheduled_works+0x9cb/0x18e0 [ 102.811794][ T53] process_scheduled_works+0xac3/0x18e0 [ 102.817380][ T53] ? __pfx_process_scheduled_works+0x10/0x10 [ 102.823386][ T53] ? assign_work+0x367/0x3d0 [ 102.827997][ T53] worker_thread+0x870/0xd50 [ 102.832610][ T53] ? __kthread_parkme+0x1a8/0x200 [ 102.837648][ T53] ? __pfx_worker_thread+0x10/0x10 [ 102.842767][ T53] kthread+0x7b7/0x940 [ 102.846847][ T53] ? __pfx_worker_thread+0x10/0x10 [ 102.851964][ T53] ? __pfx_kthread+0x10/0x10 [ 102.856567][ T53] ? __pfx_kthread+0x10/0x10 [ 102.861177][ T53] ? __pfx_kthread+0x10/0x10 [ 102.865779][ T53] ? __pfx_kthread+0x10/0x10 [ 102.870382][ T53] ? _raw_spin_unlock_irq+0x23/0x50 [ 102.875596][ T53] ? lockdep_hardirqs_on+0x9d/0x150 [ 102.880804][ T53] ? __pfx_kthread+0x10/0x10 [ 102.885408][ T53] ret_from_fork+0x4b/0x80 [ 102.889833][ T53] ? __pfx_kthread+0x10/0x10 [ 102.894434][ T53] ret_from_fork_asm+0x1a/0x30 [ 102.899228][ T53] [ 102.902622][ T53] Kernel Offset: disabled [ 102.906962][ T53] Rebooting in 86400 seconds..