./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2698229029 <...> Warning: Permanently added '10.128.1.106' (ED25519) to the list of known hosts. execve("./syz-executor2698229029", ["./syz-executor2698229029"], 0x7ffd7a696880 /* 10 vars */) = 0 brk(NULL) = 0x555555940000 brk(0x555555940d00) = 0x555555940d00 arch_prctl(ARCH_SET_FS, 0x555555940380) = 0 set_tid_address(0x555555940650) = 5062 set_robust_list(0x555555940660, 24) = 0 rseq(0x555555940ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2698229029", 4096) = 28 getrandom("\xa8\x2b\x1d\x65\x9c\xbe\xc7\x59", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555555940d00 brk(0x555555961d00) = 0x555555961d00 brk(0x555555962000) = 0x555555962000 mprotect(0x7f9a3dae6000, 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 5063 attached , child_tidptr=0x555555940650) = 5063 [pid 5063] set_robust_list(0x555555940660, 24) = 0 [pid 5063] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5063] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5063] setsid() = 1 [pid 5063] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5063] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5063] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5063] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5063] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5063] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5063] unshare(CLONE_NEWNS) = 0 [pid 5063] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5063] unshare(CLONE_NEWIPC) = 0 [pid 5063] unshare(CLONE_NEWCGROUP) = 0 [pid 5063] unshare(CLONE_NEWUTS) = 0 [pid 5063] unshare(CLONE_SYSVSEM) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "16777216", 8) = 8 [pid 5063] close(3) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "536870912", 9) = 9 [pid 5063] close(3) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "1024", 4) = 4 [pid 5063] close(3) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "8192", 4) = 4 [pid 5063] close(3) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "1024", 4) = 4 [pid 5063] close(3) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "1024", 4) = 4 [pid 5063] close(3) = 0 [pid 5063] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5063] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5063] close(3) = 0 [pid 5063] getpid() = 1 [pid 5063] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< 12]) = 0 [ 72.586767][ T5066] ------------[ cut here ]------------ [ 72.592247][ T5066] WARNING: CPU: 0 PID: 5066 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 72.602489][ T5066] Modules linked in: [ 72.606441][ T5066] CPU: 0 PID: 5066 Comm: syz-executor269 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 72.616902][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 72.627019][ T5066] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 72.633274][ T5066] 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 [ 72.653038][ T5066] RSP: 0018:ffffc900039ff1b0 EFLAGS: 00010293 [ 72.659182][ T5066] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 72.667260][ T5066] RDX: ffff88801dd2d940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 72.675296][ T5066] RBP: ffffc900039ff2a0 R08: 0000000000000005 R09: 0000000000000000 [ 72.683295][ T5066] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 72.691376][ T5066] R13: ffff88802870342c R14: ffffc900039ff35c R15: ffff888028703400 [ 72.699483][ T5066] FS: 0000555555940380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 72.708488][ T5066] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.715135][ T5066] CR2: 0000000000000000 CR3: 000000007a9c1000 CR4: 00000000003506f0 [ 72.723130][ T5066] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.731176][ T5066] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.739196][ T5066] Call Trace: [ 72.742475][ T5066] [ 72.745465][ T5066] ? show_regs+0x8f/0xa0 [ 72.749735][ T5066] ? __warn+0xe6/0x390 [ 72.753808][ T5066] ? ip6_route_info_create+0x1a1a/0x1f10 [ 72.759543][ T5066] ? report_bug+0x3bc/0x580 [ 72.764090][ T5066] ? handle_bug+0x3d/0x70 [ 72.768542][ T5066] ? exc_invalid_op+0x17/0x40 [ 72.773252][ T5066] ? asm_exc_invalid_op+0x1a/0x20 [ 72.778344][ T5066] ? ip6_route_info_create+0x19c8/0x1f10 [ 72.784000][ T5066] ? ip6_route_info_create+0x1a19/0x1f10 [ 72.789716][ T5066] ? ip6_route_info_create+0x1a1a/0x1f10 [ 72.795411][ T5066] ? fib6_nh_init+0x1db0/0x1db0 [ 72.800266][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 72.805738][ T5066] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 72.811591][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 72.817053][ T5066] ip6_route_add+0x26/0x1f0 [ 72.821593][ T5066] addrconf_prefix_route+0x2fe/0x510 [ 72.826955][ T5066] ? addrconf_add_mroute+0x350/0x350 [ 72.832283][ T5066] inet6_addr_add+0x605/0xbe0 [ 72.837112][ T5066] inet6_rtm_newaddr+0x11da/0x1ab0 [ 72.842274][ T5066] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 72.848423][ T5066] ? trace_contention_end+0xd6/0x100 [ 72.853736][ T5066] ? __mutex_lock+0x1a6/0x9d0 [ 72.858495][ T5066] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 72.864642][ T5066] rtnetlink_rcv_msg+0x3c7/0xe00 [ 72.869592][ T5066] ? rtnl_fill_vf+0x490/0x490 [ 72.874275][ T5066] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 72.880317][ T5066] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 72.886377][ T5066] netlink_rcv_skb+0x16b/0x440 [ 72.891148][ T5066] ? rtnl_fill_vf+0x490/0x490 [ 72.895874][ T5066] ? netlink_ack+0x1380/0x1380 [ 72.900783][ T5066] ? lock_sync+0x190/0x190 [ 72.905303][ T5066] ? netlink_deliver_tap+0x1a0/0xd00 [ 72.910617][ T5066] ? _copy_from_iter+0x2c1/0x10f0 [ 72.915730][ T5066] netlink_unicast+0x53b/0x810 [ 72.920528][ T5066] ? netlink_attachskb+0x880/0x880 [ 72.925712][ T5066] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 72.931631][ T5066] ? __phys_addr_symbol+0x30/0x70 [ 72.936734][ T5066] ? __check_object_size+0x323/0x730 [ 72.942063][ T5066] netlink_sendmsg+0x8b7/0xd70 [ 72.946905][ T5066] ? netlink_unicast+0x810/0x810 [ 72.951851][ T5066] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 72.957184][ T5066] ? netlink_unicast+0x810/0x810 [ 72.962152][ T5066] __sock_sendmsg+0xd5/0x180 [ 72.966828][ T5066] ____sys_sendmsg+0x6ac/0x940 [ 72.971615][ T5066] ? copy_msghdr_from_user+0x10b/0x160 [ 72.977142][ T5066] ? kernel_sendmsg+0x50/0x50 [ 72.981839][ T5066] ? hlock_class+0x4e/0x130 [ 72.986462][ T5066] ___sys_sendmsg+0x135/0x1d0 [ 72.991179][ T5066] ? do_recvmmsg+0x740/0x740 [ 72.995862][ T5066] ? recalc_sigpending_tsk+0x187/0x1d0 [ 73.001344][ T5066] ? __fget_light+0x1fc/0x260 [ 73.006098][ T5066] __sys_sendmsg+0x117/0x1e0 [ 73.010714][ T5066] ? __sys_sendmsg_sock+0x30/0x30 [ 73.015806][ T5066] ? ptrace_notify+0xf4/0x130 [ 73.020539][ T5066] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 73.026867][ T5066] do_syscall_64+0x40/0x110 [ 73.031395][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 73.037347][ T5066] RIP: 0033:0x7f9a3da72f09 [ 73.041779][ T5066] 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 [ 73.061464][ T5066] RSP: 002b:00007ffd626227c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.069963][ T5066] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9a3da72f09 [ 73.078027][ T5066] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 73.086088][ T5066] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555941610 [ 73.094108][ T5066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.102628][ T5066] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 73.110691][ T5066] [ 73.113728][ T5066] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 73.120998][ T5066] CPU: 0 PID: 5066 Comm: syz-executor269 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 73.131407][ T5066] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 73.141482][ T5066] Call Trace: [ 73.144765][ T5066] [ 73.147691][ T5066] dump_stack_lvl+0xd9/0x1b0 [ 73.152284][ T5066] panic+0x6dc/0x790 [ 73.156177][ T5066] ? panic_smp_self_stop+0xa0/0xa0 [ 73.161288][ T5066] ? show_trace_log_lvl+0x363/0x4f0 [ 73.166492][ T5066] ? check_panic_on_warn+0x1f/0xb0 [ 73.171606][ T5066] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.177238][ T5066] check_panic_on_warn+0xab/0xb0 [ 73.182176][ T5066] __warn+0xf2/0x390 [ 73.186066][ T5066] ? ip6_route_info_create+0x1a1a/0x1f10 [ 73.191703][ T5066] report_bug+0x3bc/0x580 [ 73.196032][ T5066] handle_bug+0x3d/0x70 [ 73.200182][ T5066] exc_invalid_op+0x17/0x40 [ 73.204685][ T5066] asm_exc_invalid_op+0x1a/0x20 [ 73.209529][ T5066] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 73.215788][ T5066] 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 [ 73.235411][ T5066] RSP: 0018:ffffc900039ff1b0 EFLAGS: 00010293 [ 73.241488][ T5066] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 73.249463][ T5066] RDX: ffff88801dd2d940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 73.257440][ T5066] RBP: ffffc900039ff2a0 R08: 0000000000000005 R09: 0000000000000000 [ 73.265418][ T5066] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 73.273411][ T5066] R13: ffff88802870342c R14: ffffc900039ff35c R15: ffff888028703400 [ 73.281412][ T5066] ? ip6_route_info_create+0x19c8/0x1f10 [ 73.287075][ T5066] ? ip6_route_info_create+0x1a19/0x1f10 [ 73.292740][ T5066] ? fib6_nh_init+0x1db0/0x1db0 [ 73.297599][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 73.303004][ T5066] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 73.308829][ T5066] ? reacquire_held_locks+0x4c0/0x4c0 [ 73.314222][ T5066] ip6_route_add+0x26/0x1f0 [ 73.318748][ T5066] addrconf_prefix_route+0x2fe/0x510 [ 73.324064][ T5066] ? addrconf_add_mroute+0x350/0x350 [ 73.329404][ T5066] inet6_addr_add+0x605/0xbe0 [ 73.334106][ T5066] inet6_rtm_newaddr+0x11da/0x1ab0 [ 73.339242][ T5066] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 73.345322][ T5066] ? trace_contention_end+0xd6/0x100 [ 73.350622][ T5066] ? __mutex_lock+0x1a6/0x9d0 [ 73.355341][ T5066] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 73.361426][ T5066] rtnetlink_rcv_msg+0x3c7/0xe00 [ 73.366385][ T5066] ? rtnl_fill_vf+0x490/0x490 [ 73.371097][ T5066] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 73.377112][ T5066] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 73.383124][ T5066] netlink_rcv_skb+0x16b/0x440 [ 73.387949][ T5066] ? rtnl_fill_vf+0x490/0x490 [ 73.392640][ T5066] ? netlink_ack+0x1380/0x1380 [ 73.397421][ T5066] ? lock_sync+0x190/0x190 [ 73.401879][ T5066] ? netlink_deliver_tap+0x1a0/0xd00 [ 73.407192][ T5066] ? _copy_from_iter+0x2c1/0x10f0 [ 73.412240][ T5066] netlink_unicast+0x53b/0x810 [ 73.417026][ T5066] ? netlink_attachskb+0x880/0x880 [ 73.422158][ T5066] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 73.428069][ T5066] ? __phys_addr_symbol+0x30/0x70 [ 73.433107][ T5066] ? __check_object_size+0x323/0x730 [ 73.438409][ T5066] netlink_sendmsg+0x8b7/0xd70 [ 73.443195][ T5066] ? netlink_unicast+0x810/0x810 [ 73.448168][ T5066] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 73.453470][ T5066] ? netlink_unicast+0x810/0x810 [ 73.458521][ T5066] __sock_sendmsg+0xd5/0x180 [ 73.463133][ T5066] ____sys_sendmsg+0x6ac/0x940 [ 73.467909][ T5066] ? copy_msghdr_from_user+0x10b/0x160 [ 73.473385][ T5066] ? kernel_sendmsg+0x50/0x50 [ 73.478073][ T5066] ? hlock_class+0x4e/0x130 [ 73.482609][ T5066] ___sys_sendmsg+0x135/0x1d0 [ 73.487305][ T5066] ? do_recvmmsg+0x740/0x740 [ 73.491936][ T5066] ? recalc_sigpending_tsk+0x187/0x1d0 [ 73.497406][ T5066] ? __fget_light+0x1fc/0x260 [ 73.502100][ T5066] __sys_sendmsg+0x117/0x1e0 [ 73.506714][ T5066] ? __sys_sendmsg_sock+0x30/0x30 [ 73.511771][ T5066] ? ptrace_notify+0xf4/0x130 [ 73.516470][ T5066] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 73.522736][ T5066] do_syscall_64+0x40/0x110 [ 73.527259][ T5066] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 73.533181][ T5066] RIP: 0033:0x7f9a3da72f09 [ 73.537606][ T5066] 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 [ 73.557225][ T5066] RSP: 002b:00007ffd626227c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.565648][ T5066] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f9a3da72f09 [ 73.573631][ T5066] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 73.581607][ T5066] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555555941610 [ 73.589583][ T5066] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 73.597561][ T5066] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 73.605556][ T5066] [ 73.608799][ T5066] Kernel Offset: disabled [ 73.613205][ T5066] Rebooting in 86400 seconds..