./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2619682192 <...> Warning: Permanently added '10.128.10.25' (ED25519) to the list of known hosts. execve("./syz-executor2619682192", ["./syz-executor2619682192"], 0x7ffdc5f96a70 /* 10 vars */) = 0 brk(NULL) = 0x555557072000 brk(0x555557072d00) = 0x555557072d00 arch_prctl(ARCH_SET_FS, 0x555557072380) = 0 set_tid_address(0x555557072650) = 5059 set_robust_list(0x555557072660, 24) = 0 rseq(0x555557072ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2619682192", 4096) = 28 getrandom("\xcc\x28\xfb\x21\x78\x2e\x4b\x4c", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555557072d00 brk(0x555557093d00) = 0x555557093d00 brk(0x555557094000) = 0x555557094000 mprotect(0x7f9b7aa60000, 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 5060 attached , child_tidptr=0x555557072650) = 5060 [pid 5060] set_robust_list(0x555557072660, 24) = 0 [pid 5060] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5060] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5060] setsid() = 1 [pid 5060] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5060] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5060] unshare(CLONE_NEWNS) = 0 [pid 5060] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5060] unshare(CLONE_NEWIPC) = 0 [pid 5060] unshare(CLONE_NEWCGROUP) = 0 [pid 5060] unshare(CLONE_NEWUTS) = 0 [pid 5060] unshare(CLONE_SYSVSEM) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "16777216", 8) = 8 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "536870912", 9) = 9 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "8192", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024", 4) = 4 [pid 5060] close(3) = 0 [pid 5060] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5060] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5060] close(3) = 0 [pid 5060] getpid() = 1 [pid 5060] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 73.805001][ T5063] ------------[ cut here ]------------ [ 73.810620][ T5063] WARNING: CPU: 1 PID: 5063 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 73.820862][ T5063] Modules linked in: [ 73.824762][ T5063] CPU: 1 PID: 5063 Comm: syz-executor261 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 73.835267][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 73.845377][ T5063] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 73.851691][ T5063] 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 [ 73.871381][ T5063] RSP: 0018:ffffc90003a8f1b0 EFLAGS: 00010293 [ 73.877470][ T5063] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 73.885515][ T5063] RDX: ffff88807b16d940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 73.893532][ T5063] RBP: ffffc90003a8f2a0 R08: 0000000000000005 R09: 0000000000000000 [ 73.901555][ T5063] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 73.909551][ T5063] R13: ffff88801d33dc2c R14: ffffc90003a8f35c R15: ffff88801d33dc00 [ 73.917579][ T5063] FS: 0000555557072380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 73.926583][ T5063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 73.933259][ T5063] CR2: 0000000000000000 CR3: 0000000017a88000 CR4: 00000000003506f0 [ 73.941272][ T5063] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.949247][ T5063] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.957277][ T5063] Call Trace: [ 73.960591][ T5063] [ 73.963546][ T5063] ? show_regs+0x8f/0xa0 [ 73.967791][ T5063] ? __warn+0xe6/0x390 [ 73.971898][ T5063] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.977571][ T5063] ? report_bug+0x3bc/0x580 [ 73.982229][ T5063] ? handle_bug+0x3d/0x70 [ 73.986667][ T5063] ? exc_invalid_op+0x17/0x40 [ 73.991419][ T5063] ? asm_exc_invalid_op+0x1a/0x20 [ 73.996551][ T5063] ? ip6_route_info_create+0x19c8/0x1f10 [ 74.002264][ T5063] ? ip6_route_info_create+0x1a19/0x1f10 [ 74.007923][ T5063] ? ip6_route_info_create+0x1a1a/0x1f10 [ 74.013634][ T5063] ? fib6_nh_init+0x1db0/0x1db0 [ 74.018526][ T5063] ? reacquire_held_locks+0x4c0/0x4c0 [ 74.023991][ T5063] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 74.029876][ T5063] ? reacquire_held_locks+0x4c0/0x4c0 [ 74.035281][ T5063] ip6_route_add+0x26/0x1f0 [ 74.039837][ T5063] addrconf_prefix_route+0x2fe/0x510 [ 74.045153][ T5063] ? addrconf_add_mroute+0x350/0x350 [ 74.050548][ T5063] inet6_addr_add+0x605/0xbe0 [ 74.056820][ T5063] inet6_rtm_newaddr+0x11da/0x1ab0 [ 74.062074][ T5063] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 74.068196][ T5063] ? trace_contention_end+0xd6/0x100 [ 74.073526][ T5063] ? __mutex_lock+0x1a6/0x9d0 [ 74.078275][ T5063] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 74.084387][ T5063] rtnetlink_rcv_msg+0x3c7/0xe00 [ 74.089350][ T5063] ? rtnl_fill_vf+0x490/0x490 [ 74.094078][ T5063] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 74.100113][ T5063] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 74.106200][ T5063] netlink_rcv_skb+0x16b/0x440 [ 74.111024][ T5063] ? rtnl_fill_vf+0x490/0x490 [ 74.115721][ T5063] ? netlink_ack+0x1380/0x1380 [ 74.120533][ T5063] ? lock_sync+0x190/0x190 [ 74.125005][ T5063] ? netlink_deliver_tap+0x1a0/0xd00 [ 74.130334][ T5063] ? _copy_from_iter+0x2c1/0x10f0 [ 74.135389][ T5063] netlink_unicast+0x53b/0x810 [ 74.140245][ T5063] ? netlink_attachskb+0x880/0x880 [ 74.145389][ T5063] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 74.151357][ T5063] ? __phys_addr_symbol+0x30/0x70 [ 74.156398][ T5063] ? __check_object_size+0x323/0x730 [ 74.161733][ T5063] netlink_sendmsg+0x8b7/0xd70 [ 74.166580][ T5063] ? netlink_unicast+0x810/0x810 [ 74.171589][ T5063] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 74.176895][ T5063] ? netlink_unicast+0x810/0x810 [ 74.181880][ T5063] __sock_sendmsg+0xd5/0x180 [ 74.186497][ T5063] ____sys_sendmsg+0x6ac/0x940 [ 74.191326][ T5063] ? copy_msghdr_from_user+0x10b/0x160 [ 74.196804][ T5063] ? kernel_sendmsg+0x50/0x50 [ 74.201549][ T5063] ? hlock_class+0x4e/0x130 [ 74.206096][ T5063] ___sys_sendmsg+0x135/0x1d0 [ 74.210843][ T5063] ? do_recvmmsg+0x740/0x740 [ 74.215483][ T5063] ? recalc_sigpending_tsk+0x187/0x1d0 [ 74.220995][ T5063] ? __fget_light+0x1fc/0x260 [ 74.225695][ T5063] __sys_sendmsg+0x117/0x1e0 [ 74.230338][ T5063] ? __sys_sendmsg_sock+0x30/0x30 [ 74.235409][ T5063] ? ptrace_notify+0xf4/0x130 [ 74.240240][ T5063] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 74.246607][ T5063] do_syscall_64+0x40/0x110 [ 74.251272][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 74.257249][ T5063] RIP: 0033:0x7f9b7a9ecf89 [ 74.261733][ T5063] 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 [ 74.281400][ T5063] RSP: 002b:00007fff09c85688 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.290153][ T5063] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9b7a9ecf89 [ 74.298155][ T5063] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 74.306189][ T5063] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555557073610 [ 74.314584][ T5063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.322606][ T5063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 74.330665][ T5063] [ 74.333702][ T5063] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.340994][ T5063] CPU: 1 PID: 5063 Comm: syz-executor261 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 74.351398][ T5063] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 74.361446][ T5063] Call Trace: [ 74.364724][ T5063] [ 74.367646][ T5063] dump_stack_lvl+0xd9/0x1b0 [ 74.372245][ T5063] panic+0x6dc/0x790 [ 74.376189][ T5063] ? panic_smp_self_stop+0xa0/0xa0 [ 74.381309][ T5063] ? show_trace_log_lvl+0x363/0x4f0 [ 74.386597][ T5063] ? check_panic_on_warn+0x1f/0xb0 [ 74.391726][ T5063] ? ip6_route_info_create+0x1a1a/0x1f10 [ 74.397382][ T5063] check_panic_on_warn+0xab/0xb0 [ 74.402327][ T5063] __warn+0xf2/0x390 [ 74.406236][ T5063] ? ip6_route_info_create+0x1a1a/0x1f10 [ 74.411894][ T5063] report_bug+0x3bc/0x580 [ 74.416238][ T5063] handle_bug+0x3d/0x70 [ 74.420403][ T5063] exc_invalid_op+0x17/0x40 [ 74.424927][ T5063] asm_exc_invalid_op+0x1a/0x20 [ 74.429805][ T5063] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 74.436059][ T5063] 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 [ 74.455671][ T5063] RSP: 0018:ffffc90003a8f1b0 EFLAGS: 00010293 [ 74.461743][ T5063] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 74.469716][ T5063] RDX: ffff88807b16d940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 74.477688][ T5063] RBP: ffffc90003a8f2a0 R08: 0000000000000005 R09: 0000000000000000 [ 74.485662][ T5063] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 74.493633][ T5063] R13: ffff88801d33dc2c R14: ffffc90003a8f35c R15: ffff88801d33dc00 [ 74.501615][ T5063] ? ip6_route_info_create+0x19c8/0x1f10 [ 74.507257][ T5063] ? ip6_route_info_create+0x1a19/0x1f10 [ 74.512915][ T5063] ? fib6_nh_init+0x1db0/0x1db0 [ 74.517776][ T5063] ? reacquire_held_locks+0x4c0/0x4c0 [ 74.523161][ T5063] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 74.528990][ T5063] ? reacquire_held_locks+0x4c0/0x4c0 [ 74.534381][ T5063] ip6_route_add+0x26/0x1f0 [ 74.538895][ T5063] addrconf_prefix_route+0x2fe/0x510 [ 74.544200][ T5063] ? addrconf_add_mroute+0x350/0x350 [ 74.549522][ T5063] inet6_addr_add+0x605/0xbe0 [ 74.554231][ T5063] inet6_rtm_newaddr+0x11da/0x1ab0 [ 74.559360][ T5063] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 74.565443][ T5063] ? trace_contention_end+0xd6/0x100 [ 74.570739][ T5063] ? __mutex_lock+0x1a6/0x9d0 [ 74.575452][ T5063] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 74.581533][ T5063] rtnetlink_rcv_msg+0x3c7/0xe00 [ 74.586486][ T5063] ? rtnl_fill_vf+0x490/0x490 [ 74.591177][ T5063] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 74.597178][ T5063] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 74.603190][ T5063] netlink_rcv_skb+0x16b/0x440 [ 74.607966][ T5063] ? rtnl_fill_vf+0x490/0x490 [ 74.612651][ T5063] ? netlink_ack+0x1380/0x1380 [ 74.617425][ T5063] ? lock_sync+0x190/0x190 [ 74.621868][ T5063] ? netlink_deliver_tap+0x1a0/0xd00 [ 74.627164][ T5063] ? _copy_from_iter+0x2c1/0x10f0 [ 74.632214][ T5063] netlink_unicast+0x53b/0x810 [ 74.637083][ T5063] ? netlink_attachskb+0x880/0x880 [ 74.642210][ T5063] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 74.648114][ T5063] ? __phys_addr_symbol+0x30/0x70 [ 74.653147][ T5063] ? __check_object_size+0x323/0x730 [ 74.658453][ T5063] netlink_sendmsg+0x8b7/0xd70 [ 74.663235][ T5063] ? netlink_unicast+0x810/0x810 [ 74.668198][ T5063] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 74.673495][ T5063] ? netlink_unicast+0x810/0x810 [ 74.678448][ T5063] __sock_sendmsg+0xd5/0x180 [ 74.683225][ T5063] ____sys_sendmsg+0x6ac/0x940 [ 74.687997][ T5063] ? copy_msghdr_from_user+0x10b/0x160 [ 74.693464][ T5063] ? kernel_sendmsg+0x50/0x50 [ 74.698152][ T5063] ? hlock_class+0x4e/0x130 [ 74.702687][ T5063] ___sys_sendmsg+0x135/0x1d0 [ 74.707379][ T5063] ? do_recvmmsg+0x740/0x740 [ 74.712007][ T5063] ? recalc_sigpending_tsk+0x187/0x1d0 [ 74.717469][ T5063] ? __fget_light+0x1fc/0x260 [ 74.722159][ T5063] __sys_sendmsg+0x117/0x1e0 [ 74.726784][ T5063] ? __sys_sendmsg_sock+0x30/0x30 [ 74.731848][ T5063] ? ptrace_notify+0xf4/0x130 [ 74.736534][ T5063] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 74.742809][ T5063] do_syscall_64+0x40/0x110 [ 74.747323][ T5063] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 74.753232][ T5063] RIP: 0033:0x7f9b7a9ecf89 [ 74.757652][ T5063] 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 [ 74.777268][ T5063] RSP: 002b:00007fff09c85688 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 74.785685][ T5063] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9b7a9ecf89 [ 74.793662][ T5063] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 74.801638][ T5063] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555557073610 [ 74.809615][ T5063] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.817593][ T5063] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 74.825683][ T5063] [ 74.828800][ T5063] Kernel Offset: disabled [ 74.833207][ T5063] Rebooting in 86400 seconds..