./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3012850044 <...> Warning: Permanently added '10.128.0.46' (ED25519) to the list of known hosts. execve("./syz-executor3012850044", ["./syz-executor3012850044"], 0x7ffe20a14740 /* 10 vars */) = 0 brk(NULL) = 0x555555c01000 brk(0x555555c01d00) = 0x555555c01d00 arch_prctl(ARCH_SET_FS, 0x555555c01380) = 0 set_tid_address(0x555555c01650) = 5058 set_robust_list(0x555555c01660, 24) = 0 rseq(0x555555c01ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3012850044", 4096) = 28 getrandom("\x51\xb5\x2b\xde\xe8\x96\x77\x17", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555c01d00 brk(0x555555c22d00) = 0x555555c22d00 brk(0x555555c23000) = 0x555555c23000 mprotect(0x7f55aabfa000, 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, child_tidptr=0x555555c01650) = 5059 ./strace-static-x86_64: Process 5059 attached [pid 5059] set_robust_list(0x555555c01660, 24) = 0 [pid 5059] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5059] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5059] setsid() = 1 [pid 5059] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5059] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5059] unshare(CLONE_NEWNS) = 0 [pid 5059] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5059] unshare(CLONE_NEWIPC) = 0 [pid 5059] unshare(CLONE_NEWCGROUP) = 0 [pid 5059] unshare(CLONE_NEWUTS) = 0 [pid 5059] unshare(CLONE_SYSVSEM) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "16777216", 8) = 8 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "536870912", 9) = 9 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "8192", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024", 4) = 4 [pid 5059] close(3) = 0 [pid 5059] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5059] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5059] close(3) = 0 [pid 5059] getpid() = 1 [pid 5059] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 74.608188][ T5062] ------------[ cut here ]------------ [ 74.613679][ T5062] WARNING: CPU: 0 PID: 5062 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 74.623931][ T5062] Modules linked in: [ 74.627869][ T5062] CPU: 0 PID: 5062 Comm: syz-executor301 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 74.638311][ T5062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 74.648397][ T5062] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 74.654636][ T5062] 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 [ 74.674330][ T5062] RSP: 0018:ffffc90003acf1b0 EFLAGS: 00010293 [ 74.680434][ T5062] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 74.688484][ T5062] RDX: ffff888076c33b80 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 74.696492][ T5062] RBP: ffffc90003acf2a0 R08: 0000000000000005 R09: 0000000000000000 [ 74.704521][ T5062] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 74.712545][ T5062] R13: ffff888027faf82c R14: ffffc90003acf35c R15: ffff888027faf800 [ 74.720552][ T5062] FS: 0000555555c01380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 74.729517][ T5062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.736099][ T5062] CR2: 0000000000000000 CR3: 0000000057af3000 CR4: 00000000003506f0 [ 74.744107][ T5062] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.752141][ T5062] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.760150][ T5062] Call Trace: [ 74.763434][ T5062] [ 74.766353][ T5062] ? show_regs+0x8f/0xa0 [ 74.770640][ T5062] ? __warn+0xe6/0x390 [ 74.774771][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 74.780630][ T5062] ? report_bug+0x3bc/0x580 [ 74.785155][ T5062] ? handle_bug+0x3d/0x70 [ 74.789530][ T5062] ? exc_invalid_op+0x17/0x40 [ 74.794228][ T5062] ? asm_exc_invalid_op+0x1a/0x20 [ 74.799295][ T5062] ? ip6_route_info_create+0x19c8/0x1f10 [ 74.804948][ T5062] ? ip6_route_info_create+0x1a19/0x1f10 [ 74.810642][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 74.816325][ T5062] ? fib6_nh_init+0x1db0/0x1db0 [ 74.821250][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 74.826687][ T5062] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 74.832585][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 74.838001][ T5062] ip6_route_add+0x26/0x1f0 [ 74.842525][ T5062] addrconf_prefix_route+0x2fe/0x510 [ 74.847968][ T5062] ? addrconf_add_mroute+0x350/0x350 [ 74.853295][ T5062] inet6_addr_add+0x605/0xbe0 [ 74.858039][ T5062] inet6_rtm_newaddr+0x11da/0x1ab0 [ 74.863264][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 74.869390][ T5062] ? trace_contention_end+0xd6/0x100 [ 74.874699][ T5062] ? __mutex_lock+0x1a6/0x9d0 [ 74.879442][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 74.885536][ T5062] rtnetlink_rcv_msg+0x3c7/0xe00 [ 74.890518][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 74.895215][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 74.901234][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 74.907266][ T5062] netlink_rcv_skb+0x16b/0x440 [ 74.912034][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 74.916710][ T5062] ? netlink_ack+0x1380/0x1380 [ 74.921526][ T5062] ? lock_sync+0x190/0x190 [ 74.925946][ T5062] ? netlink_deliver_tap+0x1a0/0xd00 [ 74.931282][ T5062] ? _copy_from_iter+0x2c1/0x10f0 [ 74.936339][ T5062] netlink_unicast+0x53b/0x810 [ 74.941160][ T5062] ? netlink_attachskb+0x880/0x880 [ 74.946301][ T5062] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 74.952249][ T5062] ? __phys_addr_symbol+0x30/0x70 [ 74.957338][ T5062] ? __check_object_size+0x323/0x730 [ 74.962646][ T5062] netlink_sendmsg+0x8b7/0xd70 [ 74.967468][ T5062] ? netlink_unicast+0x810/0x810 [ 74.972430][ T5062] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 74.977753][ T5062] ? netlink_unicast+0x810/0x810 [ 74.982718][ T5062] __sock_sendmsg+0xd5/0x180 [ 74.987354][ T5062] ____sys_sendmsg+0x6ac/0x940 [ 74.992148][ T5062] ? copy_msghdr_from_user+0x10b/0x160 [ 74.997669][ T5062] ? kernel_sendmsg+0x50/0x50 [ 75.002363][ T5062] ? hlock_class+0x4e/0x130 [ 75.006931][ T5062] ___sys_sendmsg+0x135/0x1d0 [ 75.011630][ T5062] ? do_recvmmsg+0x740/0x740 [ 75.016229][ T5062] ? recalc_sigpending_tsk+0x187/0x1d0 [ 75.021744][ T5062] ? __fget_light+0x1fc/0x260 [ 75.026440][ T5062] __sys_sendmsg+0x117/0x1e0 [ 75.031092][ T5062] ? __sys_sendmsg_sock+0x30/0x30 [ 75.036145][ T5062] ? ptrace_notify+0xf4/0x130 [ 75.040859][ T5062] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 75.047149][ T5062] do_syscall_64+0x40/0x110 [ 75.051656][ T5062] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 75.057592][ T5062] RIP: 0033:0x7f55aab86f89 [ 75.062018][ T5062] 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 [ 75.081681][ T5062] RSP: 002b:00007ffeece39ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.090511][ T5062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f55aab86f89 [ 75.098544][ T5062] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 75.106529][ T5062] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555c02610 [ 75.114570][ T5062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.122902][ T5062] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffeece39af0 [ 75.130929][ T5062] [ 75.133955][ T5062] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 75.141220][ T5062] CPU: 0 PID: 5062 Comm: syz-executor301 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 75.151631][ T5062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 75.161690][ T5062] Call Trace: [ 75.164962][ T5062] [ 75.167882][ T5062] dump_stack_lvl+0xd9/0x1b0 [ 75.172466][ T5062] panic+0x6dc/0x790 [ 75.176379][ T5062] ? panic_smp_self_stop+0xa0/0xa0 [ 75.181483][ T5062] ? show_trace_log_lvl+0x363/0x4f0 [ 75.186721][ T5062] ? check_panic_on_warn+0x1f/0xb0 [ 75.191856][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 75.197481][ T5062] check_panic_on_warn+0xab/0xb0 [ 75.202414][ T5062] __warn+0xf2/0x390 [ 75.206297][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 75.211922][ T5062] report_bug+0x3bc/0x580 [ 75.216265][ T5062] handle_bug+0x3d/0x70 [ 75.220438][ T5062] exc_invalid_op+0x17/0x40 [ 75.224966][ T5062] asm_exc_invalid_op+0x1a/0x20 [ 75.229831][ T5062] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 75.236105][ T5062] 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 [ 75.255741][ T5062] RSP: 0018:ffffc90003acf1b0 EFLAGS: 00010293 [ 75.261818][ T5062] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 75.269791][ T5062] RDX: ffff888076c33b80 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 75.277781][ T5062] RBP: ffffc90003acf2a0 R08: 0000000000000005 R09: 0000000000000000 [ 75.285751][ T5062] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 75.293725][ T5062] R13: ffff888027faf82c R14: ffffc90003acf35c R15: ffff888027faf800 [ 75.301709][ T5062] ? ip6_route_info_create+0x19c8/0x1f10 [ 75.307358][ T5062] ? ip6_route_info_create+0x1a19/0x1f10 [ 75.313015][ T5062] ? fib6_nh_init+0x1db0/0x1db0 [ 75.317899][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 75.323320][ T5062] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 75.329156][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 75.334546][ T5062] ip6_route_add+0x26/0x1f0 [ 75.339084][ T5062] addrconf_prefix_route+0x2fe/0x510 [ 75.344403][ T5062] ? addrconf_add_mroute+0x350/0x350 [ 75.349733][ T5062] inet6_addr_add+0x605/0xbe0 [ 75.354433][ T5062] inet6_rtm_newaddr+0x11da/0x1ab0 [ 75.359578][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 75.365669][ T5062] ? trace_contention_end+0xd6/0x100 [ 75.370973][ T5062] ? __mutex_lock+0x1a6/0x9d0 [ 75.375702][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 75.381968][ T5062] rtnetlink_rcv_msg+0x3c7/0xe00 [ 75.386927][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 75.391618][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 75.397616][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 75.403623][ T5062] netlink_rcv_skb+0x16b/0x440 [ 75.408404][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 75.413130][ T5062] ? netlink_ack+0x1380/0x1380 [ 75.418091][ T5062] ? lock_sync+0x190/0x190 [ 75.422640][ T5062] ? netlink_deliver_tap+0x1a0/0xd00 [ 75.427951][ T5062] ? _copy_from_iter+0x2c1/0x10f0 [ 75.433003][ T5062] netlink_unicast+0x53b/0x810 [ 75.437789][ T5062] ? netlink_attachskb+0x880/0x880 [ 75.442920][ T5062] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 75.448828][ T5062] ? __phys_addr_symbol+0x30/0x70 [ 75.453868][ T5062] ? __check_object_size+0x323/0x730 [ 75.459171][ T5062] netlink_sendmsg+0x8b7/0xd70 [ 75.463956][ T5062] ? netlink_unicast+0x810/0x810 [ 75.468914][ T5062] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 75.474209][ T5062] ? netlink_unicast+0x810/0x810 [ 75.479162][ T5062] __sock_sendmsg+0xd5/0x180 [ 75.483761][ T5062] ____sys_sendmsg+0x6ac/0x940 [ 75.488532][ T5062] ? copy_msghdr_from_user+0x10b/0x160 [ 75.494004][ T5062] ? kernel_sendmsg+0x50/0x50 [ 75.498686][ T5062] ? hlock_class+0x4e/0x130 [ 75.503212][ T5062] ___sys_sendmsg+0x135/0x1d0 [ 75.507901][ T5062] ? do_recvmmsg+0x740/0x740 [ 75.512527][ T5062] ? recalc_sigpending_tsk+0x187/0x1d0 [ 75.517991][ T5062] ? __fget_light+0x1fc/0x260 [ 75.522681][ T5062] __sys_sendmsg+0x117/0x1e0 [ 75.527281][ T5062] ? __sys_sendmsg_sock+0x30/0x30 [ 75.532331][ T5062] ? ptrace_notify+0xf4/0x130 [ 75.537015][ T5062] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 75.543269][ T5062] do_syscall_64+0x40/0x110 [ 75.547782][ T5062] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 75.553693][ T5062] RIP: 0033:0x7f55aab86f89 [ 75.558117][ T5062] 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 [ 75.577730][ T5062] RSP: 002b:00007ffeece39ad8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.586145][ T5062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f55aab86f89 [ 75.594123][ T5062] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 75.602095][ T5062] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555c02610 [ 75.610067][ T5062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.618038][ T5062] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffeece39af0 [ 75.626023][ T5062] [ 75.629222][ T5062] Kernel Offset: disabled [ 75.633616][ T5062] Rebooting in 86400 seconds..