./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor682104979 <...> Warning: Permanently added '10.128.0.79' (ED25519) to the list of known hosts. execve("./syz-executor682104979", ["./syz-executor682104979"], 0x7fff99826990 /* 10 vars */) = 0 brk(NULL) = 0x555556aa4000 brk(0x555556aa4d00) = 0x555556aa4d00 arch_prctl(ARCH_SET_FS, 0x555556aa4380) = 0 set_tid_address(0x555556aa4650) = 5048 set_robust_list(0x555556aa4660, 24) = 0 rseq(0x555556aa4ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor682104979", 4096) = 27 getrandom("\x85\xa8\xae\x2c\xab\x3b\xf2\x39", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x555556aa4d00 brk(0x555556ac5d00) = 0x555556ac5d00 brk(0x555556ac6000) = 0x555556ac6000 mprotect(0x7f3f6891c000, 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 socket(AF_INET, SOCK_STREAM, IPPROTO_IP) = 3 bind(3, {sa_family=AF_INET, sin_port=htons(20002), sin_addr=inet_addr("255.255.255.255")}, 16) = 0 setsockopt(3, SOL_SOCKET, SO_REUSEPORT, [7], 4) = 0 socket(AF_INET6, SOCK_STREAM, IPPROTO_IP) = 4 setsockopt(4, SOL_SOCKET, SO_REUSEPORT, [2], 4) = 0 bind(4, {sa_family=AF_INET6, sin6_port=htons(20002), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::ffff:255.255.255.255", &sin6_addr), sin6_scope_id=0}, 28) = 0 [ 74.259825][ T5048] ------------[ cut here ]------------ [ 74.265472][ T5048] WARNING: CPU: 0 PID: 5048 at net/ipv4/inet_connection_sock.c:587 inet_csk_get_port+0xf96/0x2350 [ 74.276104][ T5048] Modules linked in: [ 74.279983][ T5048] CPU: 0 PID: 5048 Comm: syz-executor682 Not tainted 6.6.0-rc5-syzkaller-01400-g7713ec844756 #0 [ 74.290439][ T5048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 74.301739][ T5048] RIP: 0010:inet_csk_get_port+0xf96/0x2350 [ 74.307597][ T5048] Code: 7c 24 08 e8 6c 8d 8c 01 31 d2 be 88 01 00 00 48 c7 c7 80 b2 ae 8b e8 f9 84 a1 f8 2e 2e 2e 31 c0 e9 04 fe ff ff e8 1a e2 ce f8 <0f> 0b e9 0f f9 ff ff e8 0e e2 ce f8 49 8d 7e 48 e8 f5 e3 5a 00 31 [ 74.327245][ T5048] RSP: 0018:ffffc90003aafbf0 EFLAGS: 00010293 [ 74.333349][ T5048] RAX: 0000000000000000 RBX: ffff88807e1c4080 RCX: 0000000000000000 [ 74.341310][ T5048] RDX: ffff888079960000 RSI: ffffffff88b8f006 RDI: ffff888076d29f38 [ 74.349376][ T5048] RBP: ffff888076d29f30 R08: 0000000000000005 R09: 0000000000000000 [ 74.357392][ T5048] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff92613300 [ 74.365403][ T5048] R13: ffff888076d29880 R14: 0000000000000000 R15: ffff88807e1c4080 [ 74.373429][ T5048] FS: 0000555556aa4380(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 [ 74.382362][ T5048] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.388980][ T5048] CR2: 000000000045ad50 CR3: 0000000072a2e000 CR4: 00000000003506f0 [ 74.396989][ T5048] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 74.405165][ T5048] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 74.413514][ T5048] Call Trace: [ 74.416783][ T5048] [ 74.419724][ T5048] ? show_regs+0x8f/0xa0 [ 74.424004][ T5048] ? __warn+0xe6/0x380 [ 74.428097][ T5048] ? inet_csk_get_port+0xf96/0x2350 [ 74.433354][ T5048] ? report_bug+0x3bc/0x580 [ 74.437890][ T5048] ? handle_bug+0x3c/0x70 [ 74.442217][ T5048] ? exc_invalid_op+0x17/0x40 [ 74.446936][ T5048] ? asm_exc_invalid_op+0x1a/0x20 [ 74.451993][ T5048] ? inet_csk_get_port+0xf96/0x2350 [ 74.457237][ T5048] ? inet_csk_get_port+0xf96/0x2350 [ 74.462467][ T5048] ? mark_lock+0x105/0x1950 [ 74.467008][ T5048] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 74.473063][ T5048] ? inet_csk_update_fastreuse+0xb00/0xb00 [ 74.478867][ T5048] ? print_usage_bug.part.0+0x670/0x670 [ 74.484447][ T5048] ? lockdep_init_map_type+0x16d/0x7c0 [ 74.489934][ T5048] ? rcu_is_watching+0x12/0xb0 [ 74.494736][ T5048] ? trace_inet_sock_set_state+0x188/0x1d0 [ 74.500564][ T5048] ? inet_csk_update_fastreuse+0xb00/0xb00 [ 74.506414][ T5048] inet_csk_listen_start+0x155/0x370 [ 74.511725][ T5048] __inet_listen_sk+0x1b8/0x5c0 [ 74.516629][ T5048] ? inet_recvmsg+0x630/0x630 [ 74.521323][ T5048] ? reacquire_held_locks+0x4b0/0x4b0 [ 74.526741][ T5048] ? mark_held_locks+0x9f/0xe0 [ 74.531529][ T5048] ? __local_bh_enable_ip+0xa4/0x120 [ 74.536856][ T5048] inet_listen+0x93/0xd0 [ 74.541116][ T5048] __sys_listen+0x194/0x270 [ 74.545654][ T5048] ? __ia32_sys_bind+0xb0/0xb0 [ 74.550437][ T5048] ? _raw_spin_unlock_irq+0x2e/0x50 [ 74.555686][ T5048] ? ptrace_notify+0xf4/0x130 [ 74.560386][ T5048] __x64_sys_listen+0x53/0x80 [ 74.565097][ T5048] do_syscall_64+0x38/0xb0 [ 74.569711][ T5048] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 74.575656][ T5048] RIP: 0033:0x7f3f688a93e9 [ 74.580083][ T5048] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 [ 74.599723][ T5048] RSP: 002b:00007ffdab740df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000032 [ 74.608203][ T5048] RAX: ffffffffffffffda RBX: 00007ffdab740fc8 RCX: 00007f3f688a93e9 [ 74.616236][ T5048] RDX: 00007f3f688a93e9 RSI: 0000000000000000 RDI: 0000000000000003 [ 74.624237][ T5048] RBP: 00007f3f6891c610 R08: 00007ffdab740fc8 R09: 00007ffdab740fc8 [ 74.632200][ T5048] R10: 00007ffdab740fc8 R11: 0000000000000246 R12: 0000000000000001 [ 74.640197][ T5048] R13: 00007ffdab740fb8 R14: 0000000000000001 R15: 0000000000000001 [ 74.648214][ T5048] [ 74.651223][ T5048] Kernel panic - not syncing: kernel: panic_on_warn set ... [ 74.658485][ T5048] CPU: 0 PID: 5048 Comm: syz-executor682 Not tainted 6.6.0-rc5-syzkaller-01400-g7713ec844756 #0 [ 74.668883][ T5048] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 [ 74.678924][ T5048] Call Trace: [ 74.682187][ T5048] [ 74.685108][ T5048] dump_stack_lvl+0xd9/0x1b0 [ 74.689695][ T5048] panic+0x6a6/0x750 [ 74.693584][ T5048] ? panic_smp_self_stop+0xa0/0xa0 [ 74.698695][ T5048] ? inet_csk_get_port+0xf96/0x2350 [ 74.703887][ T5048] check_panic_on_warn+0xab/0xb0 [ 74.708829][ T5048] __warn+0xf2/0x380 [ 74.712713][ T5048] ? inet_csk_get_port+0xf96/0x2350 [ 74.717908][ T5048] report_bug+0x3bc/0x580 [ 74.722230][ T5048] handle_bug+0x3c/0x70 [ 74.726386][ T5048] exc_invalid_op+0x17/0x40 [ 74.730879][ T5048] asm_exc_invalid_op+0x1a/0x20 [ 74.735722][ T5048] RIP: 0010:inet_csk_get_port+0xf96/0x2350 [ 74.741520][ T5048] Code: 7c 24 08 e8 6c 8d 8c 01 31 d2 be 88 01 00 00 48 c7 c7 80 b2 ae 8b e8 f9 84 a1 f8 2e 2e 2e 31 c0 e9 04 fe ff ff e8 1a e2 ce f8 <0f> 0b e9 0f f9 ff ff e8 0e e2 ce f8 49 8d 7e 48 e8 f5 e3 5a 00 31 [ 74.761115][ T5048] RSP: 0018:ffffc90003aafbf0 EFLAGS: 00010293 [ 74.767169][ T5048] RAX: 0000000000000000 RBX: ffff88807e1c4080 RCX: 0000000000000000 [ 74.775134][ T5048] RDX: ffff888079960000 RSI: ffffffff88b8f006 RDI: ffff888076d29f38 [ 74.783092][ T5048] RBP: ffff888076d29f30 R08: 0000000000000005 R09: 0000000000000000 [ 74.791048][ T5048] R10: 0000000000000001 R11: 0000000000000000 R12: ffffffff92613300 [ 74.799030][ T5048] R13: ffff888076d29880 R14: 0000000000000000 R15: ffff88807e1c4080 [ 74.807060][ T5048] ? inet_csk_get_port+0xf96/0x2350 [ 74.812276][ T5048] ? mark_lock+0x105/0x1950 [ 74.816779][ T5048] ? lockdep_hardirqs_on_prepare+0x410/0x410 [ 74.822762][ T5048] ? inet_csk_update_fastreuse+0xb00/0xb00 [ 74.828574][ T5048] ? print_usage_bug.part.0+0x670/0x670 [ 74.834115][ T5048] ? lockdep_init_map_type+0x16d/0x7c0 [ 74.839570][ T5048] ? rcu_is_watching+0x12/0xb0 [ 74.844322][ T5048] ? trace_inet_sock_set_state+0x188/0x1d0 [ 74.850121][ T5048] ? inet_csk_update_fastreuse+0xb00/0xb00 [ 74.855924][ T5048] inet_csk_listen_start+0x155/0x370 [ 74.861202][ T5048] __inet_listen_sk+0x1b8/0x5c0 [ 74.866047][ T5048] ? inet_recvmsg+0x630/0x630 [ 74.870718][ T5048] ? reacquire_held_locks+0x4b0/0x4b0 [ 74.876097][ T5048] ? mark_held_locks+0x9f/0xe0 [ 74.880871][ T5048] ? __local_bh_enable_ip+0xa4/0x120 [ 74.886158][ T5048] inet_listen+0x93/0xd0 [ 74.890398][ T5048] __sys_listen+0x194/0x270 [ 74.894901][ T5048] ? __ia32_sys_bind+0xb0/0xb0 [ 74.899668][ T5048] ? _raw_spin_unlock_irq+0x2e/0x50 [ 74.904954][ T5048] ? ptrace_notify+0xf4/0x130 [ 74.909623][ T5048] __x64_sys_listen+0x53/0x80 [ 74.914287][ T5048] do_syscall_64+0x38/0xb0 [ 74.918719][ T5048] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 74.924672][ T5048] RIP: 0033:0x7f3f688a93e9 [ 74.929081][ T5048] Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 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 [ 74.948773][ T5048] RSP: 002b:00007ffdab740df8 EFLAGS: 00000246 ORIG_RAX: 0000000000000032 [ 74.957178][ T5048] RAX: ffffffffffffffda RBX: 00007ffdab740fc8 RCX: 00007f3f688a93e9 [ 74.965142][ T5048] RDX: 00007f3f688a93e9 RSI: 0000000000000000 RDI: 0000000000000003 [ 74.973102][ T5048] RBP: 00007f3f6891c610 R08: 00007ffdab740fc8 R09: 00007ffdab740fc8 [ 74.981076][ T5048] R10: 00007ffdab740fc8 R11: 0000000000000246 R12: 0000000000000001 [ 74.989042][ T5048] R13: 00007ffdab740fb8 R14: 0000000000000001 R15: 0000000000000001 [ 74.997013][ T5048] [ 75.000221][ T5048] Kernel Offset: disabled [ 75.004613][ T5048] Rebooting in 86400 seconds..