./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3987758058 <...> Warning: Permanently added '10.128.1.17' (ED25519) to the list of known hosts. execve("./syz-executor3987758058", ["./syz-executor3987758058"], 0x7ffd7ab36990 /* 10 vars */) = 0 brk(NULL) = 0x555556fc0000 brk(0x555556fc0d00) = 0x555556fc0d00 arch_prctl(ARCH_SET_FS, 0x555556fc0380) = 0 set_tid_address(0x555556fc0650) = 5063 set_robust_list(0x555556fc0660, 24) = 0 rseq(0x555556fc0ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3987758058", 4096) = 28 getrandom("\x5b\xdc\x53\x95\xf5\x9d\x8e\xcf", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556fc0d00 brk(0x555556fe1d00) = 0x555556fe1d00 brk(0x555556fe2000) = 0x555556fe2000 mprotect(0x7fc05af09000, 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 5064 attached , child_tidptr=0x555556fc0650) = 5064 [pid 5064] set_robust_list(0x555556fc0660, 24) = 0 [pid 5064] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5064] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5064] setsid() = 1 [pid 5064] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5064] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5064] unshare(CLONE_NEWNS) = 0 [pid 5064] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5064] unshare(CLONE_NEWIPC) = 0 [pid 5064] unshare(CLONE_NEWCGROUP) = 0 [pid 5064] unshare(CLONE_NEWUTS) = 0 [pid 5064] unshare(CLONE_SYSVSEM) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "16777216", 8) = 8 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "536870912", 9) = 9 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "8192", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024", 4) = 4 [pid 5064] close(3) = 0 [pid 5064] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5064] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5064] close(3) = 0 [pid 5064] getpid() = 1 [pid 5064] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 99.617298][ T5067] ------------[ cut here ]------------ [ 99.623121][ T5067] WARNING: CPU: 0 PID: 5067 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 99.633447][ T5067] Modules linked in: [ 99.637385][ T5067] CPU: 0 PID: 5067 Comm: syz-executor398 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 99.648386][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 99.658543][ T5067] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 99.664823][ T5067] 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 [ 99.684588][ T5067] RSP: 0018:ffffc90003a1f1b0 EFLAGS: 00010293 [ 99.690776][ T5067] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 99.698862][ T5067] RDX: ffff888018743b80 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 99.706897][ T5067] RBP: ffffc90003a1f2a0 R08: 0000000000000005 R09: 0000000000000000 [ 99.714974][ T5067] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 99.723066][ T5067] R13: ffff88801d35542c R14: ffffc90003a1f35c R15: ffff88801d355400 [ 99.731151][ T5067] FS: 0000555556fc0380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 99.740687][ T5067] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 99.747755][ T5067] CR2: 0000000000000000 CR3: 0000000020451000 CR4: 00000000003506f0 [ 99.755936][ T5067] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.764038][ T5067] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.772205][ T5067] Call Trace: [ 99.775530][ T5067] [ 99.778561][ T5067] ? show_regs+0x8f/0xa0 [ 99.782864][ T5067] ? __warn+0xe6/0x390 [ 99.786973][ T5067] ? ip6_route_info_create+0x1a1a/0x1f10 [ 99.792716][ T5067] ? report_bug+0x3bc/0x580 [ 99.797334][ T5067] ? handle_bug+0x3d/0x70 [ 99.801805][ T5067] ? exc_invalid_op+0x17/0x40 [ 99.806713][ T5067] ? asm_exc_invalid_op+0x1a/0x20 [ 99.811850][ T5067] ? ip6_route_info_create+0x19c8/0x1f10 [ 99.817538][ T5067] ? ip6_route_info_create+0x1a19/0x1f10 [ 99.823319][ T5067] ? ip6_route_info_create+0x1a1a/0x1f10 [ 99.829050][ T5067] ? fib6_nh_init+0x1db0/0x1db0 [ 99.833938][ T5067] ? reacquire_held_locks+0x4c0/0x4c0 [ 99.839462][ T5067] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 99.845347][ T5067] ? reacquire_held_locks+0x4c0/0x4c0 [ 99.850872][ T5067] ip6_route_add+0x26/0x1f0 [ 99.855466][ T5067] addrconf_prefix_route+0x2fe/0x510 [ 99.860927][ T5067] ? addrconf_add_mroute+0x350/0x350 [ 99.866306][ T5067] inet6_addr_add+0x605/0xbe0 [ 99.871103][ T5067] inet6_rtm_newaddr+0x11da/0x1ab0 [ 99.876311][ T5067] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 99.882562][ T5067] ? trace_contention_end+0xd6/0x100 [ 99.887909][ T5067] ? __mutex_lock+0x1a6/0x9d0 [ 99.892736][ T5067] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 99.898925][ T5067] rtnetlink_rcv_msg+0x3c7/0xe00 [ 99.903926][ T5067] ? rtnl_fill_vf+0x490/0x490 [ 99.908698][ T5067] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 99.914761][ T5067] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 99.920901][ T5067] netlink_rcv_skb+0x16b/0x440 [ 99.925737][ T5067] ? rtnl_fill_vf+0x490/0x490 [ 99.930511][ T5067] ? netlink_ack+0x1380/0x1380 [ 99.935415][ T5067] ? lock_sync+0x190/0x190 [ 99.939985][ T5067] ? netlink_deliver_tap+0x1a0/0xd00 [ 99.945344][ T5067] ? _copy_from_iter+0x2c1/0x10f0 [ 99.950495][ T5067] netlink_unicast+0x53b/0x810 [ 99.955331][ T5067] ? netlink_attachskb+0x880/0x880 [ 99.960688][ T5067] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 99.966646][ T5067] ? __phys_addr_symbol+0x30/0x70 [ 99.971789][ T5067] ? __check_object_size+0x323/0x730 [ 99.977154][ T5067] netlink_sendmsg+0x8b7/0xd70 [ 99.982131][ T5067] ? netlink_unicast+0x810/0x810 [ 99.987190][ T5067] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 99.992618][ T5067] ? netlink_unicast+0x810/0x810 [ 99.997643][ T5067] __sock_sendmsg+0xd5/0x180 [ 100.002397][ T5067] ____sys_sendmsg+0x6ac/0x940 [ 100.007214][ T5067] ? copy_msghdr_from_user+0x10b/0x160 [ 100.012798][ T5067] ? kernel_sendmsg+0x50/0x50 [ 100.017530][ T5067] ? hlock_class+0x4e/0x130 [ 100.022177][ T5067] ___sys_sendmsg+0x135/0x1d0 [ 100.026922][ T5067] ? do_recvmmsg+0x740/0x740 [ 100.031652][ T5067] ? recalc_sigpending_tsk+0x187/0x1d0 [ 100.037161][ T5067] ? __fget_light+0x1fc/0x260 [ 100.041968][ T5067] __sys_sendmsg+0x117/0x1e0 [ 100.046622][ T5067] ? __sys_sendmsg_sock+0x30/0x30 [ 100.051790][ T5067] ? ptrace_notify+0xf4/0x130 [ 100.056538][ T5067] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 100.062941][ T5067] do_syscall_64+0x40/0x110 [ 100.067510][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 100.073532][ T5067] RIP: 0033:0x7fc05ae95f49 [ 100.078060][ T5067] 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 [ 100.097876][ T5067] RSP: 002b:00007ffc5cdc4b28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.106524][ T5067] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc05ae95f49 [ 100.114590][ T5067] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 100.123193][ T5067] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556fc1610 [ 100.131342][ T5067] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 100.139407][ T5067] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 100.148025][ T5067] [ 100.151108][ T5067] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 100.158399][ T5067] CPU: 0 PID: 5067 Comm: syz-executor398 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 100.168851][ T5067] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 100.178933][ T5067] Call Trace: [ 100.182231][ T5067] [ 100.185176][ T5067] dump_stack_lvl+0xd9/0x1b0 [ 100.189799][ T5067] panic+0x6dc/0x790 [ 100.193726][ T5067] ? panic_smp_self_stop+0xa0/0xa0 [ 100.198873][ T5067] ? show_trace_log_lvl+0x363/0x4f0 [ 100.204112][ T5067] ? check_panic_on_warn+0x1f/0xb0 [ 100.209262][ T5067] ? ip6_route_info_create+0x1a1a/0x1f10 [ 100.214948][ T5067] check_panic_on_warn+0xab/0xb0 [ 100.219927][ T5067] __warn+0xf2/0x390 [ 100.223854][ T5067] ? ip6_route_info_create+0x1a1a/0x1f10 [ 100.229640][ T5067] report_bug+0x3bc/0x580 [ 100.234008][ T5067] handle_bug+0x3d/0x70 [ 100.238209][ T5067] exc_invalid_op+0x17/0x40 [ 100.242747][ T5067] asm_exc_invalid_op+0x1a/0x20 [ 100.248151][ T5067] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 100.254449][ T5067] 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 [ 100.274088][ T5067] RSP: 0018:ffffc90003a1f1b0 EFLAGS: 00010293 [ 100.280185][ T5067] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 100.288182][ T5067] RDX: ffff888018743b80 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 100.296183][ T5067] RBP: ffffc90003a1f2a0 R08: 0000000000000005 R09: 0000000000000000 [ 100.304328][ T5067] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 100.312349][ T5067] R13: ffff88801d35542c R14: ffffc90003a1f35c R15: ffff88801d355400 [ 100.320368][ T5067] ? ip6_route_info_create+0x19c8/0x1f10 [ 100.326056][ T5067] ? ip6_route_info_create+0x1a19/0x1f10 [ 100.331746][ T5067] ? fib6_nh_init+0x1db0/0x1db0 [ 100.336628][ T5067] ? reacquire_held_locks+0x4c0/0x4c0 [ 100.342045][ T5067] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 100.347899][ T5067] ? reacquire_held_locks+0x4c0/0x4c0 [ 100.353334][ T5067] ip6_route_add+0x26/0x1f0 [ 100.357888][ T5067] addrconf_prefix_route+0x2fe/0x510 [ 100.363243][ T5067] ? addrconf_add_mroute+0x350/0x350 [ 100.368794][ T5067] inet6_addr_add+0x605/0xbe0 [ 100.373522][ T5067] inet6_rtm_newaddr+0x11da/0x1ab0 [ 100.378687][ T5067] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 100.384798][ T5067] ? trace_contention_end+0xd6/0x100 [ 100.390125][ T5067] ? __mutex_lock+0x1a6/0x9d0 [ 100.394873][ T5067] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 100.400995][ T5067] rtnetlink_rcv_msg+0x3c7/0xe00 [ 100.405976][ T5067] ? rtnl_fill_vf+0x490/0x490 [ 100.410689][ T5067] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 100.416720][ T5067] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 100.422753][ T5067] netlink_rcv_skb+0x16b/0x440 [ 100.427563][ T5067] ? rtnl_fill_vf+0x490/0x490 [ 100.432302][ T5067] ? netlink_ack+0x1380/0x1380 [ 100.437213][ T5067] ? lock_sync+0x190/0x190 [ 100.441702][ T5067] ? netlink_deliver_tap+0x1a0/0xd00 [ 100.447043][ T5067] ? _copy_from_iter+0x2c1/0x10f0 [ 100.452128][ T5067] netlink_unicast+0x53b/0x810 [ 100.456946][ T5067] ? netlink_attachskb+0x880/0x880 [ 100.462097][ T5067] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 100.468031][ T5067] ? __phys_addr_symbol+0x30/0x70 [ 100.473178][ T5067] ? __check_object_size+0x323/0x730 [ 100.478503][ T5067] netlink_sendmsg+0x8b7/0xd70 [ 100.483319][ T5067] ? netlink_unicast+0x810/0x810 [ 100.488311][ T5067] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 100.493633][ T5067] ? netlink_unicast+0x810/0x810 [ 100.498617][ T5067] __sock_sendmsg+0xd5/0x180 [ 100.503275][ T5067] ____sys_sendmsg+0x6ac/0x940 [ 100.508072][ T5067] ? copy_msghdr_from_user+0x10b/0x160 [ 100.513584][ T5067] ? kernel_sendmsg+0x50/0x50 [ 100.518311][ T5067] ? hlock_class+0x4e/0x130 [ 100.522877][ T5067] ___sys_sendmsg+0x135/0x1d0 [ 100.527597][ T5067] ? do_recvmmsg+0x740/0x740 [ 100.532254][ T5067] ? recalc_sigpending_tsk+0x187/0x1d0 [ 100.537789][ T5067] ? __fget_light+0x1fc/0x260 [ 100.542502][ T5067] __sys_sendmsg+0x117/0x1e0 [ 100.547160][ T5067] ? __sys_sendmsg_sock+0x30/0x30 [ 100.552241][ T5067] ? ptrace_notify+0xf4/0x130 [ 100.556956][ T5067] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 100.563246][ T5067] do_syscall_64+0x40/0x110 [ 100.567794][ T5067] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 100.573742][ T5067] RIP: 0033:0x7fc05ae95f49 [ 100.578187][ T5067] 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 [ 100.597822][ T5067] RSP: 002b:00007ffc5cdc4b28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 100.606288][ T5067] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fc05ae95f49 [ 100.614303][ T5067] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 100.622317][ T5067] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556fc1610 [ 100.630316][ T5067] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 100.638315][ T5067] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 100.646338][ T5067] [ 100.649464][ T5067] Kernel Offset: disabled [ 100.653910][ T5067] Rebooting in 86400 seconds..