./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2923181648 <...> Warning: Permanently added '10.128.1.154' (ED25519) to the list of known hosts. execve("./syz-executor2923181648", ["./syz-executor2923181648"], 0x7ffd255004d0 /* 10 vars */) = 0 brk(NULL) = 0x555556690000 brk(0x555556690d00) = 0x555556690d00 arch_prctl(ARCH_SET_FS, 0x555556690380) = 0 set_tid_address(0x555556690650) = 5058 set_robust_list(0x555556690660, 24) = 0 rseq(0x555556690ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2923181648", 4096) = 28 getrandom("\x11\x2c\xd7\xcb\x45\x21\x92\xef", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556690d00 brk(0x5555566b1d00) = 0x5555566b1d00 brk(0x5555566b2000) = 0x5555566b2000 mprotect(0x7f3ec2a50000, 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 5059 attached , child_tidptr=0x555556690650) = 5059 [pid 5059] set_robust_list(0x555556690660, 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 [ 71.515895][ T5062] ------------[ cut here ]------------ [ 71.521367][ T5062] WARNING: CPU: 0 PID: 5062 at include/net/ip6_fib.h:332 ip6_route_info_create+0x1a1a/0x1f10 [ 71.531606][ T5062] Modules linked in: [ 71.535535][ T5062] CPU: 0 PID: 5062 Comm: syz-executor292 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 71.545989][ T5062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 71.556075][ T5062] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 71.562315][ 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 [ 71.582023][ T5062] RSP: 0018:ffffc900043271b0 EFLAGS: 00010293 [ 71.588130][ T5062] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 71.596147][ T5062] RDX: ffff8880249dd940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 71.604129][ T5062] RBP: ffffc900043272a0 R08: 0000000000000005 R09: 0000000000000000 [ 71.612151][ T5062] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 71.620164][ T5062] R13: ffff88801ae6702c R14: ffffc9000432735c R15: ffff88801ae67000 [ 71.628179][ T5062] FS: 0000555556690380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 71.637196][ T5062] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.643789][ T5062] CR2: 0000000000000000 CR3: 000000007954e000 CR4: 00000000003506f0 [ 71.651792][ T5062] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.659847][ T5062] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.667872][ T5062] Call Trace: [ 71.671156][ T5062] [ 71.674083][ T5062] ? show_regs+0x8f/0xa0 [ 71.678445][ T5062] ? __warn+0xe6/0x390 [ 71.682536][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 71.688214][ T5062] ? report_bug+0x3bc/0x580 [ 71.692741][ T5062] ? handle_bug+0x3d/0x70 [ 71.697167][ T5062] ? exc_invalid_op+0x17/0x40 [ 71.701867][ T5062] ? asm_exc_invalid_op+0x1a/0x20 [ 71.706933][ T5062] ? ip6_route_info_create+0x19c8/0x1f10 [ 71.712598][ T5062] ? ip6_route_info_create+0x1a19/0x1f10 [ 71.718295][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 71.723959][ T5062] ? fib6_nh_init+0x1db0/0x1db0 [ 71.728850][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 71.734249][ T5062] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 71.740127][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 71.745553][ T5062] ip6_route_add+0x26/0x1f0 [ 71.750050][ T5062] addrconf_prefix_route+0x2fe/0x510 [ 71.755404][ T5062] ? addrconf_add_mroute+0x350/0x350 [ 71.760730][ T5062] inet6_addr_add+0x605/0xbe0 [ 71.765458][ T5062] inet6_rtm_newaddr+0x11da/0x1ab0 [ 71.770596][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 71.776734][ T5062] ? trace_contention_end+0xd6/0x100 [ 71.782052][ T5062] ? __mutex_lock+0x1a6/0x9d0 [ 71.786864][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 71.792960][ T5062] rtnetlink_rcv_msg+0x3c7/0xe00 [ 71.797960][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 71.802682][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 71.808707][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 71.814776][ T5062] netlink_rcv_skb+0x16b/0x440 [ 71.819541][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 71.824214][ T5062] ? netlink_ack+0x1380/0x1380 [ 71.829016][ T5062] ? lock_sync+0x190/0x190 [ 71.833472][ T5062] ? netlink_deliver_tap+0x1a0/0xd00 [ 71.838812][ T5062] ? _copy_from_iter+0x2c1/0x10f0 [ 71.843878][ T5062] netlink_unicast+0x53b/0x810 [ 71.848729][ T5062] ? netlink_attachskb+0x880/0x880 [ 71.853864][ T5062] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 71.859812][ T5062] ? __phys_addr_symbol+0x30/0x70 [ 71.864901][ T5062] ? __check_object_size+0x323/0x730 [ 71.870208][ T5062] netlink_sendmsg+0x8b7/0xd70 [ 71.875043][ T5062] ? netlink_unicast+0x810/0x810 [ 71.880018][ T5062] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 71.885348][ T5062] ? netlink_unicast+0x810/0x810 [ 71.890309][ T5062] __sock_sendmsg+0xd5/0x180 [ 71.894953][ T5062] ____sys_sendmsg+0x6ac/0x940 [ 71.899735][ T5062] ? copy_msghdr_from_user+0x10b/0x160 [ 71.905256][ T5062] ? kernel_sendmsg+0x50/0x50 [ 71.909955][ T5062] ? hlock_class+0x4e/0x130 [ 71.914504][ T5062] ___sys_sendmsg+0x135/0x1d0 [ 71.919236][ T5062] ? do_recvmmsg+0x740/0x740 [ 71.923839][ T5062] ? recalc_sigpending_tsk+0x187/0x1d0 [ 71.929337][ T5062] ? __fget_light+0x1fc/0x260 [ 71.934035][ T5062] __sys_sendmsg+0x117/0x1e0 [ 71.938696][ T5062] ? __sys_sendmsg_sock+0x30/0x30 [ 71.943750][ T5062] ? ptrace_notify+0xf4/0x130 [ 71.948482][ T5062] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 71.954793][ T5062] do_syscall_64+0x40/0x110 [ 71.959292][ T5062] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 71.965224][ T5062] RIP: 0033:0x7f3ec29dcf89 [ 71.969649][ 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 [ 71.989324][ T5062] RSP: 002b:00007ffccbaf31b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 71.997785][ T5062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ec29dcf89 [ 72.005801][ T5062] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 72.013783][ T5062] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556691610 [ 72.021785][ T5062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 72.030101][ T5062] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 72.038125][ T5062] [ 72.041167][ T5062] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 72.048442][ T5062] CPU: 0 PID: 5062 Comm: syz-executor292 Not tainted 6.7.0-rc3-syzkaller-00805-g5a08d0065a91 #0 [ 72.058852][ T5062] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/10/2023 [ 72.068904][ T5062] Call Trace: [ 72.072179][ T5062] [ 72.075108][ T5062] dump_stack_lvl+0xd9/0x1b0 [ 72.079706][ T5062] panic+0x6dc/0x790 [ 72.083610][ T5062] ? panic_smp_self_stop+0xa0/0xa0 [ 72.088727][ T5062] ? show_trace_log_lvl+0x363/0x4f0 [ 72.093944][ T5062] ? check_panic_on_warn+0x1f/0xb0 [ 72.099067][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 72.104724][ T5062] check_panic_on_warn+0xab/0xb0 [ 72.109679][ T5062] __warn+0xf2/0x390 [ 72.113583][ T5062] ? ip6_route_info_create+0x1a1a/0x1f10 [ 72.119226][ T5062] report_bug+0x3bc/0x580 [ 72.123567][ T5062] handle_bug+0x3d/0x70 [ 72.127731][ T5062] exc_invalid_op+0x17/0x40 [ 72.132246][ T5062] asm_exc_invalid_op+0x1a/0x20 [ 72.137101][ T5062] RIP: 0010:ip6_route_info_create+0x1a1a/0x1f10 [ 72.143355][ 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 [ 72.162965][ T5062] RSP: 0018:ffffc900043271b0 EFLAGS: 00010293 [ 72.169035][ T5062] RAX: 0000000000000000 RBX: 0000000000400000 RCX: ffffffff8936e418 [ 72.177005][ T5062] RDX: ffff8880249dd940 RSI: ffffffff8936e469 RDI: 0000000000000005 [ 72.184976][ T5062] RBP: ffffc900043272a0 R08: 0000000000000005 R09: 0000000000000000 [ 72.192945][ T5062] R10: 0000000000400000 R11: 0000000000000001 R12: ffffffffffffff9c [ 72.200918][ T5062] R13: ffff88801ae6702c R14: ffffc9000432735c R15: ffff88801ae67000 [ 72.208899][ T5062] ? ip6_route_info_create+0x19c8/0x1f10 [ 72.214544][ T5062] ? ip6_route_info_create+0x1a19/0x1f10 [ 72.220199][ T5062] ? fib6_nh_init+0x1db0/0x1db0 [ 72.225055][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 72.230440][ T5062] ? atomic_notifier_call_chain+0xa3/0x1b0 [ 72.236260][ T5062] ? reacquire_held_locks+0x4c0/0x4c0 [ 72.241669][ T5062] ip6_route_add+0x26/0x1f0 [ 72.246191][ T5062] addrconf_prefix_route+0x2fe/0x510 [ 72.251488][ T5062] ? addrconf_add_mroute+0x350/0x350 [ 72.256814][ T5062] inet6_addr_add+0x605/0xbe0 [ 72.261518][ T5062] inet6_rtm_newaddr+0x11da/0x1ab0 [ 72.266653][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 72.272740][ T5062] ? trace_contention_end+0xd6/0x100 [ 72.278040][ T5062] ? __mutex_lock+0x1a6/0x9d0 [ 72.282765][ T5062] ? addrconf_prefix_rcv_add_addr+0x970/0x970 [ 72.288857][ T5062] rtnetlink_rcv_msg+0x3c7/0xe00 [ 72.293808][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 72.298496][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 72.304495][ T5062] ? lockdep_hardirqs_on_prepare+0x420/0x420 [ 72.310498][ T5062] netlink_rcv_skb+0x16b/0x440 [ 72.315287][ T5062] ? rtnl_fill_vf+0x490/0x490 [ 72.319978][ T5062] ? netlink_ack+0x1380/0x1380 [ 72.324758][ T5062] ? lock_sync+0x190/0x190 [ 72.329203][ T5062] ? netlink_deliver_tap+0x1a0/0xd00 [ 72.334497][ T5062] ? _copy_from_iter+0x2c1/0x10f0 [ 72.339540][ T5062] netlink_unicast+0x53b/0x810 [ 72.344322][ T5062] ? netlink_attachskb+0x880/0x880 [ 72.349442][ T5062] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 72.355348][ T5062] ? __phys_addr_symbol+0x30/0x70 [ 72.360382][ T5062] ? __check_object_size+0x323/0x730 [ 72.365679][ T5062] netlink_sendmsg+0x8b7/0xd70 [ 72.370472][ T5062] ? netlink_unicast+0x810/0x810 [ 72.375444][ T5062] ? bpf_lsm_socket_sendmsg+0x9/0x10 [ 72.380738][ T5062] ? netlink_unicast+0x810/0x810 [ 72.385692][ T5062] __sock_sendmsg+0xd5/0x180 [ 72.390288][ T5062] ____sys_sendmsg+0x6ac/0x940 [ 72.395058][ T5062] ? copy_msghdr_from_user+0x10b/0x160 [ 72.400530][ T5062] ? kernel_sendmsg+0x50/0x50 [ 72.405210][ T5062] ? hlock_class+0x4e/0x130 [ 72.409734][ T5062] ___sys_sendmsg+0x135/0x1d0 [ 72.414421][ T5062] ? do_recvmmsg+0x740/0x740 [ 72.419052][ T5062] ? recalc_sigpending_tsk+0x187/0x1d0 [ 72.424513][ T5062] ? __fget_light+0x1fc/0x260 [ 72.429199][ T5062] __sys_sendmsg+0x117/0x1e0 [ 72.433799][ T5062] ? __sys_sendmsg_sock+0x30/0x30 [ 72.438843][ T5062] ? ptrace_notify+0xf4/0x130 [ 72.443524][ T5062] ? syscall_trace_enter.constprop.0+0xaf/0x1e0 [ 72.449779][ T5062] do_syscall_64+0x40/0x110 [ 72.454292][ T5062] entry_SYSCALL_64_after_hwframe+0x63/0x6b [ 72.460199][ T5062] RIP: 0033:0x7f3ec29dcf89 [ 72.464613][ 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 [ 72.484235][ T5062] RSP: 002b:00007ffccbaf31b8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.492655][ T5062] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f3ec29dcf89 [ 72.500628][ T5062] RDX: 0000000000000000 RSI: 00000000200001c0 RDI: 0000000000000003 [ 72.508600][ T5062] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000555556691610 [ 72.516572][ T5062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 72.524541][ T5062] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 72.532525][ T5062] [ 72.535710][ T5062] Kernel Offset: disabled [ 72.540089][ T5062] Rebooting in 86400 seconds..