./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1917952109 <...> Warning: Permanently added '10.128.0.162' (ED25519) to the list of known hosts. execve("./syz-executor1917952109", ["./syz-executor1917952109"], 0x7fffb24a2d20 /* 10 vars */) = 0 brk(NULL) = 0x55555f2e4000 brk(0x55555f2e4d00) = 0x55555f2e4d00 arch_prctl(ARCH_SET_FS, 0x55555f2e4380) = 0 set_tid_address(0x55555f2e4650) = 5825 set_robust_list(0x55555f2e4660, 24) = 0 rseq(0x55555f2e4ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1917952109", 4096) = 28 getrandom("\x53\x96\x91\xc3\xc6\xd2\x7e\x26", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55555f2e4d00 brk(0x55555f305d00) = 0x55555f305d00 brk(0x55555f306000) = 0x55555f306000 mprotect(0x7fd662b6d000, 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 5826 attached [pid 5826] set_robust_list(0x55555f2e4660, 24) = 0 [pid 5826] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5825] <... clone resumed>, child_tidptr=0x55555f2e4650) = 5826 [pid 5826] <... prctl resumed>) = 0 [pid 5826] getppid() = 0 [pid 5826] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5826] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5826] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5826] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5826] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5826] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5826] unshare(CLONE_NEWNS) = 0 [pid 5826] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5826] unshare(CLONE_NEWIPC) = 0 [pid 5826] unshare(CLONE_NEWCGROUP) = 0 [pid 5826] unshare(CLONE_NEWUTS) = 0 [pid 5826] unshare(CLONE_SYSVSEM) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "16777216", 8) = 8 [pid 5826] close(3) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "536870912", 9) = 9 [pid 5826] close(3) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "1024", 4) = 4 [pid 5826] close(3) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "8192", 4) = 4 [pid 5826] close(3) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "1024", 4) = 4 [pid 5826] close(3) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "1024", 4) = 4 [pid 5826] close(3) = 0 [pid 5826] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5826] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5826] close(3) = 0 [pid 5826] getpid() = 1 [pid 5826] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 0b 90 e9 70 fb ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 35 [ 102.035077][ T5826] RSP: 0018:ffffc90003fe7028 EFLAGS: 00010293 [ 102.041300][ T5826] RAX: ffffffff87001b77 RBX: 0000000000000002 RCX: ffff88802f1cda00 [ 102.049340][ T5826] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 102.057352][ T5826] RBP: dffffc0000000000 R08: ffff88814d9d3c2f R09: 1ffff11029b3a785 [ 102.065405][ T5826] R10: dffffc0000000000 R11: ffffed1029b3a786 R12: ffff888074e15000 [ 102.073444][ T5826] R13: ffffc90003fe71a0 R14: 0000000000000001 R15: ffffc90003fe71b8 [ 102.081536][ T5826] FS: 000055555f2e4380(0000) GS:ffff8881261c4000(0000) knlGS:0000000000000000 [ 102.090620][ T5826] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 102.097233][ T5826] CR2: 0000000000000000 CR3: 000000007916a000 CR4: 00000000003526f0 [ 102.105262][ T5826] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 102.113394][ T5826] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 102.121817][ T5826] Call Trace: [ 102.125135][ T5826] [ 102.128134][ T5826] notifier_call_chain+0x1b3/0x3e0 [ 102.133280][ T5826] ? atomic_notifier_call_chain+0x26/0x180 [ 102.139137][ T5826] atomic_notifier_call_chain+0xda/0x180 [ 102.144799][ T5826] call_fib_notifiers+0x31/0x60 [ 102.149727][ T5826] call_fib6_multipath_entry_notifiers+0xe6/0x150 [ 102.156180][ T5826] ? __pfx_call_fib6_multipath_entry_notifiers+0x10/0x10 [ 102.163267][ T5826] ? inet6_rtm_newroute+0x77f/0x1c70 [ 102.168617][ T5826] inet6_rtm_newroute+0x1a0c/0x1c70 [ 102.173838][ T5826] ? inet6_rtm_newroute+0x77f/0x1c70 [ 102.179180][ T5826] ? lockdep_hardirqs_on+0x9c/0x150 [ 102.184421][ T5826] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 102.190040][ T5826] ? kmem_cache_free+0x192/0x3f0 [ 102.195095][ T5826] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 102.201447][ T5826] rtnetlink_rcv_msg+0x7cc/0xb70 [ 102.206441][ T5826] ? rtnetlink_rcv_msg+0x1ab/0xb70 [ 102.211619][ T5826] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 102.217092][ T5826] ? ref_tracker_free+0x63a/0x7d0 [ 102.222165][ T5826] ? __copy_skb_header+0xa7/0x550 [ 102.227233][ T5826] netlink_rcv_skb+0x219/0x490 [ 102.232052][ T5826] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 102.237543][ T5826] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 102.242907][ T5826] ? netlink_deliver_tap+0x2e/0x1b0 [ 102.248187][ T5826] ? netlink_deliver_tap+0x2e/0x1b0 [ 102.253410][ T5826] netlink_unicast+0x758/0x8d0 [ 102.258271][ T5826] netlink_sendmsg+0x805/0xb30 [ 102.263072][ T5826] ? __pfx_netlink_sendmsg+0x10/0x10 [ 102.268420][ T5826] ? aa_sock_msg_perm+0x94/0x160 [ 102.273392][ T5826] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 102.278883][ T5826] ? __pfx_netlink_sendmsg+0x10/0x10 [ 102.284205][ T5826] __sock_sendmsg+0x219/0x270 [ 102.288950][ T5826] ____sys_sendmsg+0x505/0x830 [ 102.293766][ T5826] ? __pfx_____sys_sendmsg+0x10/0x10 [ 102.299124][ T5826] ? import_iovec+0x74/0xa0 [ 102.303667][ T5826] ___sys_sendmsg+0x21f/0x2a0 [ 102.308414][ T5826] ? __pfx____sys_sendmsg+0x10/0x10 [ 102.313677][ T5826] ? do_raw_spin_lock+0x121/0x290 [ 102.318819][ T5826] ? _raw_spin_lock_irq+0xae/0xf0 [ 102.323930][ T5826] __x64_sys_sendmsg+0x19b/0x260 [ 102.328955][ T5826] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 102.334463][ T5826] do_syscall_64+0xf6/0x210 [ 102.339087][ T5826] ? clear_bhb_loop+0x45/0xa0 [ 102.343797][ T5826] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.349739][ T5826] RIP: 0033:0x7fd662af4999 [ 102.354190][ T5826] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 [ 102.373937][ T5826] RSP: 002b:00007fffe8a37018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.382435][ T5826] RAX: ffffffffffffffda RBX: 0000200000000300 RCX: 00007fd662af4999 [ 102.390562][ T5826] RDX: 0000000000000000 RSI: 0000200000000100 RDI: 0000000000000003 [ 102.398607][ T5826] RBP: 0000000000000000 R08: 0000555500000000 R09: 0000555500000000 [ 102.406622][ T5826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 102.414655][ T5826] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 102.422696][ T5826] [ 102.425725][ T5826] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 102.433011][ T5826] CPU: 1 UID: 0 PID: 5826 Comm: syz-executor191 Not tainted 6.15.0-rc3-syzkaller-00644-gdeeed351e982 #0 PREEMPT(full) [ 102.445430][ T5826] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 [ 102.455492][ T5826] Call Trace: [ 102.458780][ T5826] [ 102.461719][ T5826] dump_stack_lvl+0x99/0x250 [ 102.466325][ T5826] ? __asan_memcpy+0x40/0x70 [ 102.470923][ T5826] ? __pfx_dump_stack_lvl+0x10/0x10 [ 102.476142][ T5826] ? __pfx__printk+0x10/0x10 [ 102.480750][ T5826] panic+0x2db/0x790 [ 102.484667][ T5826] ? __pfx_panic+0x10/0x10 [ 102.489095][ T5826] ? show_trace_log_lvl+0x4fb/0x550 [ 102.494319][ T5826] __warn+0x31b/0x4b0 [ 102.498311][ T5826] ? nsim_fib_event_nb+0xed8/0x1080 [ 102.503518][ T5826] ? nsim_fib_event_nb+0xed8/0x1080 [ 102.508720][ T5826] report_bug+0x2be/0x4f0 [ 102.513061][ T5826] ? nsim_fib_event_nb+0xed8/0x1080 [ 102.518266][ T5826] ? nsim_fib_event_nb+0xed8/0x1080 [ 102.523471][ T5826] ? nsim_fib_event_nb+0xeda/0x1080 [ 102.528677][ T5826] handle_bug+0x84/0x160 [ 102.532925][ T5826] exc_invalid_op+0x1a/0x50 [ 102.537442][ T5826] asm_exc_invalid_op+0x1a/0x20 [ 102.542299][ T5826] RIP: 0010:nsim_fib_event_nb+0xed8/0x1080 [ 102.548112][ T5826] Code: fa be 02 00 00 00 eb 0a e8 25 a2 bf fa be 01 00 00 00 4c 89 f7 e8 38 e6 b7 fd 4c 8b 64 24 08 e9 91 f4 ff ff e8 09 a2 bf fa 90 <0f> 0b 90 e9 70 fb ff ff 44 89 e9 80 e1 07 80 c1 03 38 c1 0f 8c 35 [ 102.567751][ T5826] RSP: 0018:ffffc90003fe7028 EFLAGS: 00010293 [ 102.573845][ T5826] RAX: ffffffff87001b77 RBX: 0000000000000002 RCX: ffff88802f1cda00 [ 102.581968][ T5826] RDX: 0000000000000000 RSI: 0000000000000002 RDI: 0000000000000001 [ 102.589949][ T5826] RBP: dffffc0000000000 R08: ffff88814d9d3c2f R09: 1ffff11029b3a785 [ 102.597931][ T5826] R10: dffffc0000000000 R11: ffffed1029b3a786 R12: ffff888074e15000 [ 102.605914][ T5826] R13: ffffc90003fe71a0 R14: 0000000000000001 R15: ffffc90003fe71b8 [ 102.613900][ T5826] ? nsim_fib_event_nb+0xed7/0x1080 [ 102.619117][ T5826] ? nsim_fib_event_nb+0xed7/0x1080 [ 102.624334][ T5826] notifier_call_chain+0x1b3/0x3e0 [ 102.629456][ T5826] ? atomic_notifier_call_chain+0x26/0x180 [ 102.635271][ T5826] atomic_notifier_call_chain+0xda/0x180 [ 102.640913][ T5826] call_fib_notifiers+0x31/0x60 [ 102.645775][ T5826] call_fib6_multipath_entry_notifiers+0xe6/0x150 [ 102.652201][ T5826] ? __pfx_call_fib6_multipath_entry_notifiers+0x10/0x10 [ 102.659235][ T5826] ? inet6_rtm_newroute+0x77f/0x1c70 [ 102.664539][ T5826] inet6_rtm_newroute+0x1a0c/0x1c70 [ 102.669755][ T5826] ? inet6_rtm_newroute+0x77f/0x1c70 [ 102.675055][ T5826] ? lockdep_hardirqs_on+0x9c/0x150 [ 102.680276][ T5826] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 102.685852][ T5826] ? kmem_cache_free+0x192/0x3f0 [ 102.690848][ T5826] ? __pfx_inet6_rtm_newroute+0x10/0x10 [ 102.696416][ T5826] rtnetlink_rcv_msg+0x7cc/0xb70 [ 102.701371][ T5826] ? rtnetlink_rcv_msg+0x1ab/0xb70 [ 102.706529][ T5826] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 102.711998][ T5826] ? ref_tracker_free+0x63a/0x7d0 [ 102.717027][ T5826] ? __copy_skb_header+0xa7/0x550 [ 102.722070][ T5826] netlink_rcv_skb+0x219/0x490 [ 102.726847][ T5826] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 102.732316][ T5826] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 102.737623][ T5826] ? netlink_deliver_tap+0x2e/0x1b0 [ 102.742831][ T5826] ? netlink_deliver_tap+0x2e/0x1b0 [ 102.748041][ T5826] netlink_unicast+0x758/0x8d0 [ 102.752838][ T5826] netlink_sendmsg+0x805/0xb30 [ 102.757619][ T5826] ? __pfx_netlink_sendmsg+0x10/0x10 [ 102.762919][ T5826] ? aa_sock_msg_perm+0x94/0x160 [ 102.767867][ T5826] ? bpf_lsm_socket_sendmsg+0x9/0x20 [ 102.773164][ T5826] ? __pfx_netlink_sendmsg+0x10/0x10 [ 102.778458][ T5826] __sock_sendmsg+0x219/0x270 [ 102.783157][ T5826] ____sys_sendmsg+0x505/0x830 [ 102.787934][ T5826] ? __pfx_____sys_sendmsg+0x10/0x10 [ 102.793244][ T5826] ? import_iovec+0x74/0xa0 [ 102.797763][ T5826] ___sys_sendmsg+0x21f/0x2a0 [ 102.802461][ T5826] ? __pfx____sys_sendmsg+0x10/0x10 [ 102.807671][ T5826] ? do_raw_spin_lock+0x121/0x290 [ 102.812720][ T5826] ? _raw_spin_lock_irq+0xae/0xf0 [ 102.817773][ T5826] __x64_sys_sendmsg+0x19b/0x260 [ 102.822726][ T5826] ? __pfx___x64_sys_sendmsg+0x10/0x10 [ 102.828213][ T5826] do_syscall_64+0xf6/0x210 [ 102.832733][ T5826] ? clear_bhb_loop+0x45/0xa0 [ 102.837429][ T5826] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 102.843329][ T5826] RIP: 0033:0x7fd662af4999 [ 102.847751][ T5826] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 [ 102.867369][ T5826] RSP: 002b:00007fffe8a37018 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 102.875805][ T5826] RAX: ffffffffffffffda RBX: 0000200000000300 RCX: 00007fd662af4999 [ 102.883787][ T5826] RDX: 0000000000000000 RSI: 0000200000000100 RDI: 0000000000000003 [ 102.891761][ T5826] RBP: 0000000000000000 R08: 0000555500000000 R09: 0000555500000000 [ 102.899737][ T5826] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 102.907714][ T5826] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 102.915706][ T5826] [ 102.918873][ T5826] Kernel Offset: disabled [ 102.923229][ T5826] Rebooting in 86400 seconds..