./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor1644141566 <...> Warning: Permanently added '10.128.1.174' (ED25519) to the list of known hosts. execve("./syz-executor1644141566", ["./syz-executor1644141566"], 0x7fffb827eb40 /* 10 vars */) = 0 brk(NULL) = 0x5555572b4000 brk(0x5555572b4d00) = 0x5555572b4d00 arch_prctl(ARCH_SET_FS, 0x5555572b4380) = 0 set_tid_address(0x5555572b4650) = 5057 set_robust_list(0x5555572b4660, 24) = 0 rseq(0x5555572b4ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor1644141566", 4096) = 28 getrandom("\xe4\x89\xc5\x42\x6f\xb5\x48\xd0", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555572b4d00 brk(0x5555572d5d00) = 0x5555572d5d00 brk(0x5555572d6000) = 0x5555572d6000 mprotect(0x7fdb3083d000, 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=0x5555572b4650) = 5058 ./strace-static-x86_64: Process 5058 attached [pid 5058] set_robust_list(0x5555572b4660, 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< 12]) = 0 [ 76.139268][ T5061] ------------[ cut here ]------------ [ 76.145034][ T5061] WARNING: CPU: 0 PID: 5061 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 76.155792][ T5061] Modules linked in: [ 76.159857][ T5061] CPU: 0 PID: 5061 Comm: syz-executor164 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 76.170773][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 76.180910][ T5061] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 76.187581][ 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 [ 76.207349][ T5061] RSP: 0018:ffffc90003a871b0 EFLAGS: 00010293 [ 76.213785][ T5061] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 76.222464][ T5061] RDX: ffff88801d4fd940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 76.231487][ T5061] RBP: ffffc90003a872a0 R08: 0000000000000005 R09: 0000000000000000 [ 76.239677][ T5061] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 76.249238][ T5061] R13: ffff888025d2ac2c R14: ffffc90003a8735c R15: ffff888025d2ac00 [ 76.257331][ T5061] FS: 00005555572b4380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 76.266452][ T5061] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 76.273441][ T5061] CR2: 0000000000000000 CR3: 000000007d0ec000 CR4: 00000000003506f0 [ 76.281594][ T5061] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 76.289840][ T5061] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 76.297876][ T5061] Call Trace: [ 76.301179][ T5061] [ 76.304112][ T5061] ? show_regs+0x8f/0xa0 [ 76.308431][ T5061] ? __warn+0xe6/0x390 [ 76.312528][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 76.318235][ T5061] ? report_bug+0x3bc/0x580 [ 76.322797][ T5061] ? handle_bug+0x3d/0x70 [ 76.327225][ T5061] ? exc_invalid_op+0x17/0x40 [ 76.331933][ T5061] ? asm_exc_invalid_op+0x1a/0x20 [ 76.337466][ T5061] ? ip6_route_info_create+0x19c8/0x1f10 [ 76.343242][ T5061] ? ip6_route_info_create+0x1a19/0x1f10 [ 76.349179][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 76.355929][ T5061] ? fib6_nh_init+0x1db0/0x1db0 [ 76.360869][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 76.366970][ T5061] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 76.372802][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 76.380468][ T5061] ip6_route_add+0x26/0x1f0 [ 76.385078][ T5061] addrconf_prefix_route+0x2fe/0x510 [ 76.390594][ T5061] ? addrconf_add_mroute+0x350/0x350 [ 76.396644][ T5061] inet6_addr_add+0x605/0xbe0 [ 76.401997][ T5061] inet6_rtm_newaddr+0x11da/0x1ab0 [ 76.407218][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 76.414145][ T5061] ? trace_contention_end+0xd6/0x100 [ 76.419560][ T5061] ? __mutex_lock+0x1a6/0x9d0 [ 76.424320][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 76.431073][ T5061] rtnetlink_rcv_msg+0x3c7/0xe00 [ 76.437485][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 76.442186][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 76.448376][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 76.454467][ T5061] netlink_rcv_skb+0x16b/0x440 [ 76.459306][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 76.464731][ T5061] ? netlink_ack+0x1380/0x1380 [ 76.469773][ T5061] ? lock_sync+0x190/0x190 [ 76.475695][ T5061] ? netlink_deliver_tap+0x1a0/0xd00 [ 76.481969][ T5061] ? _copy_from_iter+0x2c1/0x10f0 [ 76.487184][ T5061] netlink_unicast+0x53b/0x810 [ 76.492758][ T5061] ? netlink_attachskb+0x880/0x880 [ 76.498804][ T5061] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 76.505690][ T5061] ? __phys_addr_symbol+0x30/0x70 [ 76.510799][ T5061] ? __check_object_size+0x323/0x730 [ 76.516962][ T5061] netlink_sendmsg+0x8b7/0xd70 [ 76.521862][ T5061] ? netlink_unicast+0x810/0x810 [ 76.526913][ T5061] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 76.532438][ T5061] ? netlink_unicast+0x810/0x810 [ 76.537906][ T5061] __sock_sendmsg+0xd5/0x180 [ 76.542897][ T5061] ____sys_sendmsg+0x6ac/0x940 [ 76.548066][ T5061] ? copy_msghdr_from_user+0x10b/0x160 [ 76.554527][ T5061] ? kernel_sendmsg+0x50/0x50 [ 76.561530][ T5061] ? hlock_class+0x4e/0x130 [ 76.566223][ T5061] ___sys_sendmsg+0x135/0x1d0 [ 76.571110][ T5061] ? do_recvmmsg+0x740/0x740 [ 76.576588][ T5061] ? recalc_sigpending_tsk+0x187/0x1d0 [ 76.583443][ T5061] ? __fget_light+0x1fc/0x260 [ 76.590047][ T5061] __sys_sendmsg+0x117/0x1e0 [ 76.594782][ T5061] ? __sys_sendmsg_sock+0x30/0x30 [ 76.600177][ T5061] ? ptrace_notify+0xf4/0x130 [ 76.605244][ T5061] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 76.611926][ T5061] do_syscall_64+0x40/0x110 [ 76.617193][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 76.623628][ T5061] RIP: 0033:0x7fdb307c9f89 [ 76.628167][ 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 [ 76.649572][ T5061] RSP: 002b:00007ffc97ff3468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.660785][ T5061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdb307c9f89 [ 76.669243][ T5061] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 76.678616][ T5061] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555572b5610 [ 76.687747][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 76.695915][ T5061] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 76.704769][ T5061] [ 76.708082][ T5061] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 76.715456][ T5061] CPU: 0 PID: 5061 Comm: syz-executor164 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 76.725959][ T5061] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 76.737442][ T5061] Call Trace: [ 76.740761][ T5061] [ 76.744050][ T5061] dump_stack_lvl+0xd9/0x1b0 [ 76.749526][ T5061] panic+0x6dc/0x790 [ 76.754301][ T5061] ? panic_smp_self_stop+0xa0/0xa0 [ 76.759420][ T5061] ? show_trace_log_lvl+0x363/0x4f0 [ 76.764737][ T5061] ? check_panic_on_warn+0x1f/0xb0 [ 76.770288][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 76.776184][ T5061] check_panic_on_warn+0xab/0xb0 [ 76.782409][ T5061] __warn+0xf2/0x390 [ 76.787213][ T5061] ? ip6_route_info_create+0x1a1a/0x1f10 [ 76.793058][ T5061] report_bug+0x3bc/0x580 [ 76.797588][ T5061] handle_bug+0x3d/0x70 [ 76.801754][ T5061] exc_invalid_op+0x17/0x40 [ 76.806437][ T5061] asm_exc_invalid_op+0x1a/0x20 [ 76.811285][ T5061] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 76.817634][ 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 [ 76.837614][ T5061] RSP: 0018:ffffc90003a871b0 EFLAGS: 00010293 [ 76.843775][ T5061] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 76.851849][ T5061] RDX: ffff88801d4fd940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 76.859997][ T5061] RBP: ffffc90003a872a0 R08: 0000000000000005 R09: 0000000000000000 [ 76.868077][ T5061] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 76.876286][ T5061] R13: ffff888025d2ac2c R14: ffffc90003a8735c R15: ffff888025d2ac00 [ 76.884359][ T5061] ? ip6_route_info_create+0x19c8/0x1f10 [ 76.890018][ T5061] ? ip6_route_info_create+0x1a19/0x1f10 [ 76.897304][ T5061] ? fib6_nh_init+0x1db0/0x1db0 [ 76.902207][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 76.907696][ T5061] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 76.913703][ T5061] ? reacquire_held_locks+0x4c0/0x4c0 [ 76.919096][ T5061] ip6_route_add+0x26/0x1f0 [ 76.923618][ T5061] addrconf_prefix_route+0x2fe/0x510 [ 76.928930][ T5061] ? addrconf_add_mroute+0x350/0x350 [ 76.934517][ T5061] inet6_addr_add+0x605/0xbe0 [ 76.939304][ T5061] inet6_rtm_newaddr+0x11da/0x1ab0 [ 76.944445][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 76.950533][ T5061] ? trace_contention_end+0xd6/0x100 [ 76.955832][ T5061] ? __mutex_lock+0x1a6/0x9d0 [ 76.960565][ T5061] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 76.966646][ T5061] rtnetlink_rcv_msg+0x3c7/0xe00 [ 76.971598][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 76.976305][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 76.982411][ T5061] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 76.989403][ T5061] netlink_rcv_skb+0x16b/0x440 [ 76.994566][ T5061] ? rtnl_fill_vf+0x490/0x490 [ 76.999464][ T5061] ? netlink_ack+0x1380/0x1380 [ 77.004814][ T5061] ? lock_sync+0x190/0x190 [ 77.009262][ T5061] ? netlink_deliver_tap+0x1a0/0xd00 [ 77.014592][ T5061] ? _copy_from_iter+0x2c1/0x10f0 [ 77.019665][ T5061] netlink_unicast+0x53b/0x810 [ 77.024536][ T5061] ? netlink_attachskb+0x880/0x880 [ 77.029659][ T5061] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 77.035653][ T5061] ? __phys_addr_symbol+0x30/0x70 [ 77.041070][ T5061] ? __check_object_size+0x323/0x730 [ 77.046489][ T5061] netlink_sendmsg+0x8b7/0xd70 [ 77.051296][ T5061] ? netlink_unicast+0x810/0x810 [ 77.056264][ T5061] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 77.061565][ T5061] ? netlink_unicast+0x810/0x810 [ 77.066535][ T5061] __sock_sendmsg+0xd5/0x180 [ 77.071149][ T5061] ____sys_sendmsg+0x6ac/0x940 [ 77.075923][ T5061] ? copy_msghdr_from_user+0x10b/0x160 [ 77.081397][ T5061] ? kernel_sendmsg+0x50/0x50 [ 77.087054][ T5061] ? hlock_class+0x4e/0x130 [ 77.091593][ T5061] ___sys_sendmsg+0x135/0x1d0 [ 77.096482][ T5061] ? do_recvmmsg+0x740/0x740 [ 77.101142][ T5061] ? recalc_sigpending_tsk+0x187/0x1d0 [ 77.106802][ T5061] ? __fget_light+0x1fc/0x260 [ 77.111599][ T5061] __sys_sendmsg+0x117/0x1e0 [ 77.116214][ T5061] ? __sys_sendmsg_sock+0x30/0x30 [ 77.121529][ T5061] ? ptrace_notify+0xf4/0x130 [ 77.127170][ T5061] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 77.133433][ T5061] do_syscall_64+0x40/0x110 [ 77.138038][ T5061] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 77.143946][ T5061] RIP: 0033:0x7fdb307c9f89 [ 77.148630][ 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 [ 77.169327][ T5061] RSP: 002b:00007ffc97ff3468 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 77.177852][ T5061] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007fdb307c9f89 [ 77.186870][ T5061] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 77.195280][ T5061] RBP: 0000000000000000 R08: 0000000000000000 R09: 00005555572b5610 [ 77.203348][ T5061] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 77.212297][ T5061] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 77.222412][ T5061] [ 77.226702][ T5061] Kernel Offset: disabled [ 77.231232][ T5061] Rebooting in 86400 seconds..