./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1140734677 <...> Warning: Permanently added '10.128.1.18' (ED25519) to the list of known hosts. execve("./syz-executor1140734677", ["./syz-executor1140734677"], 0x7ffe21e1e320 /* 10 vars */) = 0 brk(NULL) = 0x555556053000 brk(0x555556053d00) = 0x555556053d00 arch_prctl(ARCH_SET_FS, 0x555556053380) = 0 set_tid_address(0x555556053650) = 5057 set_robust_list(0x555556053660, 24) = 0 rseq(0x555556053ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1140734677", 4096) = 28 getrandom("\xcf\xb6\x2d\x8a\x31\xc5\x35\x86", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556053d00 brk(0x555556074d00) = 0x555556074d00 brk(0x555556075000) = 0x555556075000 mprotect(0x7f7294915000, 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 5058 attached , child_tidptr=0x555556053650) = 5058 [pid 5058] set_robust_list(0x555556053660, 24) = 0 [pid 5058] mount(NULL, "/sys/fs/fuse/connections", "fusectl", 0, NULL) = -1 EBUSY (Device or resource busy) [pid 5058] prctl(PR_SET_PDEATHSIG, SIGKILL) = 0 [pid 5058] setsid() = 1 [pid 5058] prlimit64(0, RLIMIT_AS, {rlim_cur=204800*1024, rlim_max=204800*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_MEMLOCK, {rlim_cur=32768*1024, rlim_max=32768*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_FSIZE, {rlim_cur=139264*1024, rlim_max=139264*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_STACK, {rlim_cur=1024*1024, rlim_max=1024*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_CORE, {rlim_cur=131072*1024, rlim_max=131072*1024}, NULL) = 0 [pid 5058] prlimit64(0, RLIMIT_NOFILE, {rlim_cur=256, rlim_max=256}, NULL) = 0 [pid 5058] unshare(CLONE_NEWNS) = 0 [pid 5058] mount(NULL, "/", NULL, MS_REC|MS_PRIVATE, NULL) = 0 [pid 5058] unshare(CLONE_NEWIPC) = 0 [pid 5058] unshare(CLONE_NEWCGROUP) = 0 [pid 5058] unshare(CLONE_NEWUTS) = 0 [pid 5058] unshare(CLONE_SYSVSEM) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/shmmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "16777216", 8) = 8 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/shmall", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "536870912", 9) = 9 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/shmmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/msgmax", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "8192", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/msgmni", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/msgmnb", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024", 4) = 4 [pid 5058] close(3) = 0 [pid 5058] openat(AT_FDCWD, "/proc/sys/kernel/sem", O_WRONLY|O_CLOEXEC) = 3 [pid 5058] write(3, "1024 1048576 500 1024", 21) = 21 [pid 5058] close(3) = 0 [pid 5058] getpid() = 1 [pid 5058] capget({version=_LINUX_CAPABILITY_VERSION_3, pid=1}, {effective=1< [pid 5061] set_robust_list(0x555556053660, 24) = 0 [pid 5061] prctl(PR_SET_PDEATHSIG, SIGKILL [pid 5058] <... clone resumed>, child_tidptr=0x555556053650) = 2 [pid 5061] <... prctl resumed>) = 0 [pid 5061] setpgid(0, 0) = 0 [pid 5061] openat(AT_FDCWD, "/proc/self/oom_score_adj", O_WRONLY|O_CLOEXEC) = 3 [pid 5061] write(3, "1000", 4) = 4 [pid 5061] close(3) = 0 [pid 5061] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 3 [pid 5061] socket(AF_NETLINK, SOCK_RAW|SOCK_NONBLOCK, NETLINK_ROUTE) = 4 [pid 5061] sendmsg(4, {msg_name=NULL, msg_namelen=0, msg_iov=[{iov_base=NULL, iov_len=184}], msg_iovlen=1, msg_controllen=0, msg_flags=0}, 0) = -1 EFAULT (Bad address) [pid 5061] getsockname(4, {sa_family=AF_NETLINK, nl_pid=2, nl_groups=00000000}, [20 => 12]) = 0 [ 74.851152][ T5061] ------------[ cut here ]------------ [ 74.856685][ T5061] WARNING: CPU: 1 PID: 5061 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 74.867108][ T5061] Modules linked in: [ 74.871022][ T5061] CPU: 1 PID: 5061 Comm: syz-executor114 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 74.881720][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 74.891826][ T5061] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 74.898199][ T5061] 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 [ 74.917872][ T5061] RSP: 0018:ffffc90003aef1b0 EFLAGS: 00010293 [ 74.923964][ T5061] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 74.931988][ T5061] RDX: ffff88807b4c1dc0 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 74.940018][ T5061] RBP: ffffc90003aef2a0 R08: 0000000000000005 R09: 0000000000000000 [ 74.948036][ T5061] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 74.956050][ T5061] R13: ffff88801b34f82c R14: ffffc90003aef35c R15: ffff88801b34f800 [ 74.964024][ T5061] FS: 0000555556053380(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 [ 74.973018][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.979637][ T5061] CR2: 0000000000000000 CR3: 0000000017f5c000 CR4: 00000000003506f0 [ 74.987642][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.995650][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 75.003612][ T5061] Call Trace: [ 75.007028][ T5061] [ 75.009974][ T5061] ? show_regs+0x8f/0xa0 [ 75.014216][ T5061] ? __warn+0xe6/0x390 [ 75.018327][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 75.023982][ T5061] ? report_bug+0x3bc/0x580 [ 75.028535][ T5061] ? handle_bug+0x3d/0x70 [ 75.032885][ T5061] ? exc_invalid_op+0x17/0x40 [ 75.037619][ T5061] ? asm_exc_invalid_op+0x1a/0x20 [ 75.042673][ T5061] ? ip6_route_info_create+0x19c8/0x1f10 [ 75.048465][ T5061] ? ip6_route_info_create+0x1a19/0x1f10 [ 75.054136][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 75.059912][ T5061] ? fib6_nh_init+0x1db0/0x1db0 [ 75.064787][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 75.070203][ T5061] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 75.076058][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 75.081438][ T5061] ip6_route_add+0x26/0x1f0 [ 75.086002][ T5061] addrconf_prefix_route+0x2fe/0x510 [ 75.091316][ T5061] ? addrconf_add_mroute+0x350/0x350 [ 75.096682][ T5061] inet6_addr_add+0x605/0xbe0 [ 75.101389][ T5061] inet6_rtm_newaddr+0x11da/0x1ab0 [ 75.106555][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 75.112646][ T5061] ? trace_contention_end+0xd6/0x100 [ 75.117990][ T5061] ? __mutex_lock+0x1a6/0x9d0 [ 75.122794][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 75.128910][ T5061] rtnetlink_rcv_msg+0x3c7/0xe00 [ 75.133871][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 75.138664][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 75.144687][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 75.150729][ T5061] netlink_rcv_skb+0x16b/0x440 [ 75.155544][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 75.160227][ T5061] ? netlink_ack+0x1380/0x1380 [ 75.165068][ T5061] ? lock_sync+0x190/0x190 [ 75.169533][ T5061] ? netlink_deliver_tap+0x1a0/0xd00 [ 75.174899][ T5061] ? _copy_from_iter+0x2c1/0x10f0 [ 75.179971][ T5061] netlink_unicast+0x53b/0x810 [ 75.184775][ T5061] ? netlink_attachskb+0x880/0x880 [ 75.189955][ T5061] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 75.195905][ T5061] ? __phys_addr_symbol+0x30/0x70 [ 75.200939][ T5061] ? __check_object_size+0x323/0x730 [ 75.206286][ T5061] netlink_sendmsg+0x8b7/0xd70 [ 75.211077][ T5061] ? netlink_unicast+0x810/0x810 [ 75.216065][ T5061] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 75.221368][ T5061] ? netlink_unicast+0x810/0x810 [ 75.226350][ T5061] __sock_sendmsg+0xd5/0x180 [ 75.230956][ T5061] ____sys_sendmsg+0x6ac/0x940 [ 75.235766][ T5061] ? copy_msghdr_from_user+0x10b/0x160 [ 75.241243][ T5061] ? kernel_sendmsg+0x50/0x50 [ 75.245958][ T5061] ? hlock_class+0x4e/0x130 [ 75.250489][ T5061] ___sys_sendmsg+0x135/0x1d0 [ 75.255227][ T5061] ? do_recvmmsg+0x740/0x740 [ 75.259853][ T5061] ? recalc_sigpending_tsk+0x187/0x1d0 [ 75.265358][ T5061] ? __fget_light+0x1fc/0x260 [ 75.270058][ T5061] __sys_sendmsg+0x117/0x1e0 [ 75.274647][ T5061] ? __sys_sendmsg_sock+0x30/0x30 [ 75.279743][ T5061] ? ptrace_notify+0xf4/0x130 [ 75.284435][ T5061] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 75.290723][ T5061] do_syscall_64+0x40/0x110 [ 75.295305][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 75.301217][ T5061] RIP: 0033:0x7f72948a1f89 [ 75.305663][ T5061] 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 [ 75.325321][ T5061] RSP: 002b:00007fffd231f368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.333759][ T5061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f72948a1f89 [ 75.341799][ T5061] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 75.349809][ T5061] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556054610 [ 75.358211][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.366228][ T5061] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 75.374235][ T5061] [ 75.377288][ T5061] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 75.384572][ T5061] CPU: 1 PID: 5061 Comm: syz-executor114 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 75.394989][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 75.405031][ T5061] Call Trace: [ 75.408297][ T5061] [ 75.411215][ T5061] dump_stack_lvl+0xd9/0x1b0 [ 75.415803][ T5061] panic+0x6dc/0x790 [ 75.419711][ T5061] ? panic_smp_self_stop+0xa0/0xa0 [ 75.424816][ T5061] ? show_trace_log_lvl+0x363/0x4f0 [ 75.430033][ T5061] ? check_panic_on_warn+0x1f/0xb0 [ 75.435152][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 75.440802][ T5061] check_panic_on_warn+0xab/0xb0 [ 75.445757][ T5061] __warn+0xf2/0x390 [ 75.449662][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 75.455306][ T5061] report_bug+0x3bc/0x580 [ 75.459646][ T5061] handle_bug+0x3d/0x70 [ 75.463807][ T5061] exc_invalid_op+0x17/0x40 [ 75.468321][ T5061] asm_exc_invalid_op+0x1a/0x20 [ 75.473172][ T5061] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 75.479421][ T5061] 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 [ 75.499034][ T5061] RSP: 0018:ffffc90003aef1b0 EFLAGS: 00010293 [ 75.505101][ T5061] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 75.513073][ T5061] RDX: ffff88807b4c1dc0 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 75.521044][ T5061] RBP: ffffc90003aef2a0 R08: 0000000000000005 R09: 0000000000000000 [ 75.529012][ T5061] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 75.536983][ T5061] R13: ffff88801b34f82c R14: ffffc90003aef35c R15: ffff88801b34f800 [ 75.544961][ T5061] ? ip6_route_info_create+0x19c8/0x1f10 [ 75.550603][ T5061] ? ip6_route_info_create+0x1a19/0x1f10 [ 75.556259][ T5061] ? fib6_nh_init+0x1db0/0x1db0 [ 75.561112][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 75.566494][ T5061] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 75.572309][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 75.577695][ T5061] ip6_route_add+0x26/0x1f0 [ 75.582207][ T5061] addrconf_prefix_route+0x2fe/0x510 [ 75.587504][ T5061] ? addrconf_add_mroute+0x350/0x350 [ 75.592854][ T5061] inet6_addr_add+0x605/0xbe0 [ 75.597563][ T5061] inet6_rtm_newaddr+0x11da/0x1ab0 [ 75.602700][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 75.608784][ T5061] ? trace_contention_end+0xd6/0x100 [ 75.614105][ T5061] ? __mutex_lock+0x1a6/0x9d0 [ 75.618826][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 75.624909][ T5061] rtnetlink_rcv_msg+0x3c7/0xe00 [ 75.629866][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 75.634554][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 75.640549][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 75.646552][ T5061] netlink_rcv_skb+0x16b/0x440 [ 75.651330][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 75.656019][ T5061] ? netlink_ack+0x1380/0x1380 [ 75.660820][ T5061] ? lock_sync+0x190/0x190 [ 75.665269][ T5061] ? netlink_deliver_tap+0x1a0/0xd00 [ 75.670565][ T5061] ? _copy_from_iter+0x2c1/0x10f0 [ 75.675606][ T5061] netlink_unicast+0x53b/0x810 [ 75.680389][ T5061] ? netlink_attachskb+0x880/0x880 [ 75.685514][ T5061] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 75.691417][ T5061] ? __phys_addr_symbol+0x30/0x70 [ 75.696447][ T5061] ? __check_object_size+0x323/0x730 [ 75.701744][ T5061] netlink_sendmsg+0x8b7/0xd70 [ 75.706522][ T5061] ? netlink_unicast+0x810/0x810 [ 75.711477][ T5061] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 75.716770][ T5061] ? netlink_unicast+0x810/0x810 [ 75.721719][ T5061] __sock_sendmsg+0xd5/0x180 [ 75.726316][ T5061] ____sys_sendmsg+0x6ac/0x940 [ 75.731085][ T5061] ? copy_msghdr_from_user+0x10b/0x160 [ 75.736552][ T5061] ? kernel_sendmsg+0x50/0x50 [ 75.741232][ T5061] ? hlock_class+0x4e/0x130 [ 75.745756][ T5061] ___sys_sendmsg+0x135/0x1d0 [ 75.750443][ T5061] ? do_recvmmsg+0x740/0x740 [ 75.755064][ T5061] ? recalc_sigpending_tsk+0x187/0x1d0 [ 75.760527][ T5061] ? __fget_light+0x1fc/0x260 [ 75.765213][ T5061] __sys_sendmsg+0x117/0x1e0 [ 75.769813][ T5061] ? __sys_sendmsg_sock+0x30/0x30 [ 75.774871][ T5061] ? ptrace_notify+0xf4/0x130 [ 75.779553][ T5061] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 75.785806][ T5061] do_syscall_64+0x40/0x110 [ 75.790322][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 75.796232][ T5061] RIP: 0033:0x7f72948a1f89 [ 75.800646][ T5061] 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 [ 75.820254][ T5061] RSP: 002b:00007fffd231f368 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 75.828668][ T5061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f72948a1f89 [ 75.836640][ T5061] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 75.844608][ T5061] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556054610 [ 75.852575][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 75.860541][ T5061] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 75.868524][ T5061] [ 75.871712][ T5061] Kernel Offset: disabled [ 75.876104][ T5061] Rebooting in 86400 seconds..