./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1751708698 <...> Warning: Permanently added '10.128.0.253' (ED25519) to the list of known hosts. execve("./syz-executor1751708698", ["./syz-executor1751708698"], 0x7fffffba7390 /* 10 vars */) = 0 brk(NULL) = 0x5555557bc000 brk(0x5555557bcd00) = 0x5555557bcd00 arch_prctl(ARCH_SET_FS, 0x5555557bc380) = 0 set_tid_address(0x5555557bc650) = 5060 set_robust_list(0x5555557bc660, 24) = 0 rseq(0x5555557bcca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1751708698", 4096) = 28 getrandom("\xc4\xe9\x0f\x9d\x85\x50\x57\xca", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555557bcd00 brk(0x5555557ddd00) = 0x5555557ddd00 brk(0x5555557de000) = 0x5555557de000 mprotect(0x7f805f9a3000, 16384, PROT_READ) = 0 mmap(0x1ffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffff000 mmap(0x20000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x20000000 mmap(0x21000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x21000000 unshare(CLONE_NEWPID) = 0 clone(child_stack=NULL, flags=CLONE_CHILD_CLEARTID|CLONE_CHILD_SETTID|SIGCHLD./strace-static-x86_64: Process 5061 attached , child_tidptr=0x5555557bc650) = 5061 [pid 5061] set_robust_list(0x5555557bc660, 24) = 0 [pid 5061] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5061] setsid() = 1 [pid 5061] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5061] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5061] unshare(CLONE_NEWNS) = 0 [pid 5061] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5061] unshare(CLONE_NEWIPC) = 0 [pid 5061] unshare(CLONE_NEWCGROUP) = 0 [pid 5061] unshare(CLONE_NEWUTS) = 0 [pid 5061] unshare(CLONE_SYSVSEM) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "16777216", 8) = 8 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "536870912", 9) = 9 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "8192", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5061] close(3) = 0 [pid 5061] getpid() = 1 [pid 5061] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 72.913334][ T5064] ------------[ cut here ]------------ [ 72.918949][ T5064] WARNING: CPU: 1 PID: 5064 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 72.929913][ T5064] Modules linked in: [ 72.933837][ T5064] CPU: 1 PID: 5064 Comm: syz-executor175 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 72.944588][ T5064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 72.954891][ T5064] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 72.961324][ T5064] Code: 49 83 7f 40 00 75 28 e8 04 ae 50 f8 49 8d bf a0 00 00 00 48 c7 c6 c0 ae 37 89 e8 41 2c 3a f8 e9 65 f4 ff ff e8 e7 ad 50 f8 90 <0f> 0b 90 eb ad e8 dc ad 50 f8 90 0f 0b 90 eb cd e8 d1 ad 50 f8 e8 [ 72.981163][ T5064] RSP: 0018:ffffc90003aef1b0 EFLAGS: 00010293 [ 72.987260][ T5064] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 72.995323][ T5064] RDX: ffff88802799bb80 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 73.003347][ T5064] RBP: ffffc90003aef2a0 R08: 0000000000000005 R09: 0000000000000000 [ 73.011411][ T5064] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 73.019446][ T5064] R13: ffff88802571802c R14: ffffc90003aef35c R15: ffff888025718000 [ 73.027520][ T5064] FS: 00005555557bc380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 73.036525][ T5064] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.043347][ T5064] CR2: 0000000000000000 CR3: 000000001874e000 CR4: 00000000003506f0 [ 73.051464][ T5064] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.059671][ T5064] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.067644][ T5064] Call Trace: [ 73.070980][ T5064] [ 73.073938][ T5064] ? show_regs+0x8f/0xa0 [ 73.078185][ T5064] ? __warn+0xe6/0x390 [ 73.082323][ T5064] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.087994][ T5064] ? report_bug+0x3bc/0x580 [ 73.092565][ T5064] ? handle_bug+0x3d/0x70 [ 73.096928][ T5064] ? exc_invalid_op+0x17/0x40 [ 73.102048][ T5064] ? asm_exc_invalid_op+0x1a/0x20 [ 73.107134][ T5064] ? ip6_route_info_create+0x19c8/0x1f10 [ 73.112869][ T5064] ? ip6_route_info_create+0x1a19/0x1f10 [ 73.118583][ T5064] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.124301][ T5064] ? fib6_nh_init+0x1db0/0x1db0 [ 73.129295][ T5064] ? reacquire_held_locks+0x4c0/0x4c0 [ 73.134739][ T5064] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 73.140702][ T5064] ? reacquire_held_locks+0x4c0/0x4c0 [ 73.146130][ T5064] ip6_route_add+0x26/0x1f0 [ 73.150780][ T5064] addrconf_prefix_route+0x2fe/0x510 [ 73.156082][ T5064] ? addrconf_add_mroute+0x350/0x350 [ 73.161479][ T5064] inet6_addr_add+0x605/0xbe0 [ 73.166196][ T5064] inet6_rtm_newaddr+0x11da/0x1ab0 [ 73.171386][ T5064] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 73.177516][ T5064] ? trace_contention_end+0xd6/0x100 [ 73.182963][ T5064] ? __mutex_lock+0x1a6/0x9d0 [ 73.187812][ T5064] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 73.193960][ T5064] rtnetlink_rcv_msg+0x3c7/0xe00 [ 73.199008][ T5064] ? rtnl_fill_vf+0x490/0x490 [ 73.203692][ T5064] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 73.209721][ T5064] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 73.215737][ T5064] netlink_rcv_skb+0x16b/0x440 [ 73.220674][ T5064] ? rtnl_fill_vf+0x490/0x490 [ 73.225491][ T5064] ? netlink_ack+0x1380/0x1380 [ 73.230408][ T5064] ? lock_sync+0x190/0x190 [ 73.235050][ T5064] ? netlink_deliver_tap+0x1a0/0xd00 [ 73.240574][ T5064] ? _copy_from_iter+0x2c1/0x10f0 [ 73.245636][ T5064] netlink_unicast+0x53b/0x810 [ 73.250577][ T5064] ? netlink_attachskb+0x880/0x880 [ 73.255721][ T5064] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 73.261741][ T5064] ? __phys_addr_symbol+0x30/0x70 [ 73.266904][ T5064] ? __check_object_size+0x323/0x730 [ 73.272273][ T5064] netlink_sendmsg+0x8b7/0xd70 [ 73.277125][ T5064] ? netlink_unicast+0x810/0x810 [ 73.282147][ T5064] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 73.287456][ T5064] ? netlink_unicast+0x810/0x810 [ 73.292470][ T5064] __sock_sendmsg+0xd5/0x180 [ 73.297086][ T5064] ____sys_sendmsg+0x6ac/0x940 [ 73.301904][ T5064] ? copy_msghdr_from_user+0x10b/0x160 [ 73.307388][ T5064] ? kernel_sendmsg+0x50/0x50 [ 73.312180][ T5064] ? hlock_class+0x4e/0x130 [ 73.316759][ T5064] ___sys_sendmsg+0x135/0x1d0 [ 73.321593][ T5064] ? do_recvmmsg+0x740/0x740 [ 73.326265][ T5064] ? recalc_sigpending_tsk+0x187/0x1d0 [ 73.332062][ T5064] ? __fget_light+0x1fc/0x260 [ 73.336782][ T5064] __sys_sendmsg+0x117/0x1e0 [ 73.341471][ T5064] ? __sys_sendmsg_sock+0x30/0x30 [ 73.346629][ T5064] ? ptrace_notify+0xf4/0x130 [ 73.351637][ T5064] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 73.357934][ T5064] do_syscall_64+0x40/0x110 [ 73.362528][ T5064] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 73.368501][ T5064] RIP: 0033:0x7f805f92ff89 [ 73.372945][ T5064] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 00 00 90 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 [ 73.392625][ T5064] RSP: 002b:00007ffe91a18f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.401135][ T5064] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f805f92ff89 [ 73.409183][ T5064] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 73.417273][ T5064] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555557bd610 [ 73.426045][ T5064] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.434207][ T5064] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 73.442286][ T5064] [ 73.445326][ T5064] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 73.452687][ T5064] CPU: 1 PID: 5064 Comm: syz-executor175 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 73.463270][ T5064] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 73.473331][ T5064] Call Trace: [ 73.476610][ T5064] [ 73.479537][ T5064] dump_stack_lvl+0xd9/0x1b0 [ 73.484143][ T5064] panic+0x6dc/0x790 [ 73.488044][ T5064] ? panic_smp_self_stop+0xa0/0xa0 [ 73.493156][ T5064] ? show_trace_log_lvl+0x363/0x4f0 [ 73.498372][ T5064] ? check_panic_on_warn+0x1f/0xb0 [ 73.503500][ T5064] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.509142][ T5064] check_panic_on_warn+0xab/0xb0 [ 73.514102][ T5064] __warn+0xf2/0x390 [ 73.518033][ T5064] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.523683][ T5064] report_bug+0x3bc/0x580 [ 73.528107][ T5064] handle_bug+0x3d/0x70 [ 73.532278][ T5064] exc_invalid_op+0x17/0x40 [ 73.536803][ T5064] asm_exc_invalid_op+0x1a/0x20 [ 73.541668][ T5064] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 73.547963][ T5064] Code: 49 83 7f 40 00 75 28 e8 04 ae 50 f8 49 8d bf a0 00 00 00 48 c7 c6 c0 ae 37 89 e8 41 2c 3a f8 e9 65 f4 ff ff e8 e7 ad 50 f8 90 <0f> 0b 90 eb ad e8 dc ad 50 f8 90 0f 0b 90 eb cd e8 d1 ad 50 f8 e8 [ 73.567779][ T5064] RSP: 0018:ffffc90003aef1b0 EFLAGS: 00010293 [ 73.573859][ T5064] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 73.581833][ T5064] RDX: ffff88802799bb80 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 73.589805][ T5064] RBP: ffffc90003aef2a0 R08: 0000000000000005 R09: 0000000000000000 [ 73.597951][ T5064] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 73.606126][ T5064] R13: ffff88802571802c R14: ffffc90003aef35c R15: ffff888025718000 [ 73.614119][ T5064] ? ip6_route_info_create+0x19c8/0x1f10 [ 73.619778][ T5064] ? ip6_route_info_create+0x1a19/0x1f10 [ 73.625436][ T5064] ? fib6_nh_init+0x1db0/0x1db0 [ 73.630298][ T5064] ? reacquire_held_locks+0x4c0/0x4c0 [ 73.635686][ T5064] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 73.641507][ T5064] ? reacquire_held_locks+0x4c0/0x4c0 [ 73.646900][ T5064] ip6_route_add+0x26/0x1f0 [ 73.651424][ T5064] addrconf_prefix_route+0x2fe/0x510 [ 73.656722][ T5064] ? addrconf_add_mroute+0x350/0x350 [ 73.662046][ T5064] inet6_addr_add+0x605/0xbe0 [ 73.666832][ T5064] inet6_rtm_newaddr+0x11da/0x1ab0 [ 73.672053][ T5064] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 73.678133][ T5064] ? trace_contention_end+0xd6/0x100 [ 73.683429][ T5064] ? __mutex_lock+0x1a6/0x9d0 [ 73.688151][ T5064] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 73.694231][ T5064] rtnetlink_rcv_msg+0x3c7/0xe00 [ 73.699721][ T5064] ? rtnl_fill_vf+0x490/0x490 [ 73.704499][ T5064] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 73.710497][ T5064] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 73.716509][ T5064] netlink_rcv_skb+0x16b/0x440 [ 73.721290][ T5064] ? rtnl_fill_vf+0x490/0x490 [ 73.725979][ T5064] ? netlink_ack+0x1380/0x1380 [ 73.730753][ T5064] ? lock_sync+0x190/0x190 [ 73.735198][ T5064] ? netlink_deliver_tap+0x1a0/0xd00 [ 73.740498][ T5064] ? _copy_from_iter+0x2c1/0x10f0 [ 73.745544][ T5064] netlink_unicast+0x53b/0x810 [ 73.750349][ T5064] ? netlink_attachskb+0x880/0x880 [ 73.755561][ T5064] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 73.761473][ T5064] ? __phys_addr_symbol+0x30/0x70 [ 73.766955][ T5064] ? __check_object_size+0x323/0x730 [ 73.772257][ T5064] netlink_sendmsg+0x8b7/0xd70 [ 73.777042][ T5064] ? netlink_unicast+0x810/0x810 [ 73.782282][ T5064] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 73.787605][ T5064] ? netlink_unicast+0x810/0x810 [ 73.792646][ T5064] __sock_sendmsg+0xd5/0x180 [ 73.797274][ T5064] ____sys_sendmsg+0x6ac/0x940 [ 73.802200][ T5064] ? copy_msghdr_from_user+0x10b/0x160 [ 73.807699][ T5064] ? kernel_sendmsg+0x50/0x50 [ 73.812384][ T5064] ? hlock_class+0x4e/0x130 [ 73.816969][ T5064] ___sys_sendmsg+0x135/0x1d0 [ 73.821789][ T5064] ? do_recvmmsg+0x740/0x740 [ 73.826528][ T5064] ? recalc_sigpending_tsk+0x187/0x1d0 [ 73.832087][ T5064] ? __fget_light+0x1fc/0x260 [ 73.836775][ T5064] __sys_sendmsg+0x117/0x1e0 [ 73.841387][ T5064] ? __sys_sendmsg_sock+0x30/0x30 [ 73.846443][ T5064] ? ptrace_notify+0xf4/0x130 [ 73.851327][ T5064] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 73.857604][ T5064] do_syscall_64+0x40/0x110 [ 73.862136][ T5064] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 73.868099][ T5064] RIP: 0033:0x7f805f92ff89 [ 73.872615][ T5064] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 21 18 00 00 90 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 [ 73.892330][ T5064] RSP: 002b:00007ffe91a18f38 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.900760][ T5064] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f805f92ff89 [ 73.908838][ T5064] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 73.916811][ T5064] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555557bd610 [ 73.924784][ T5064] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.932757][ T5064] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 73.940829][ T5064] [ 73.944197][ T5064] Kernel Offset: disabled [ 73.948749][ T5064] Rebooting in 86400 seconds..