./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3652554381 <...> forked to background, child pid 3180 no interfaces have a carri[ 19.059899][ T3181] 8021q: adding VLAN 0 to HW filter on device bond0 er [ 19.070066][ T3181] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.1.14' (ECDSA) to the list of known hosts. execve("./syz-executor3652554381", ["./syz-executor3652554381"], 0x7fff7c7eedc0 /* 10 vars */) = 0 brk(NULL) = 0x555555de9000 brk(0x555555de9c40) = 0x555555de9c40 arch_prctl(ARCH_SET_FS, 0x555555de9300) = 0 uname({sysname="Linux", nodename="syzkaller", ...}) = 0 readlink("/proc/self/exe", "/root/syz-executor3652554381", 4096) = 28 brk(0x555555e0ac40) = 0x555555e0ac40 brk(0x555555e0b000) = 0x555555e0b000 mprotect(0x7f5826b6b000, 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_INET6, SOCK_STREAM, IPPROTO_IP) = 3 bind(3, {sa_family=AF_INET6, sin6_port=htons(20002), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::", &sin6_addr), sin6_scope_id=0}, 28) = 0 connect(3, {sa_family=AF_INET6, sin6_port=htons(0), sin6_flowinfo=htonl(0), inet_pton(AF_INET6, "::1", &sin6_addr), sin6_scope_id=0}, 28) = -1 ECONNREFUSED (Connection refused) syzkaller login: [ 40.102519][ T3601] ------------[ cut here ]------------ [ 40.108006][ T3601] WARNING: CPU: 1 PID: 3601 at net/ipv4/inet_connection_sock.c:548 inet_csk_get_port+0x17e8/0x2640 [ 40.118701][ T3601] Modules linked in: [ 40.122586][ T3601] CPU: 1 PID: 3601 Comm: syz-executor365 Not tainted 6.1.0-rc2-syzkaller-00105-gb229b6ca5abb #0 [ 40.133001][ T3601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 40.143234][ T3601] RIP: 0010:inet_csk_get_port+0x17e8/0x2640 [ 40.149178][ T3601] Code: 00 00 48 8b 44 24 08 4c 89 e6 48 8b 78 18 e8 1f ae fe ff 31 ff 89 de e8 e6 17 9e f9 84 db 74 98 e9 57 ff ff ff e8 48 1b 9e f9 <0f> 0b e9 c5 fc ff ff e8 3c 1b 9e f9 0f 0b e9 7d fc ff ff e8 30 1b [ 40.168900][ T3601] RSP: 0018:ffffc90003bbfc08 EFLAGS: 00010293 [ 40.174982][ T3601] RAX: 0000000000000000 RBX: ffff8880264b0080 RCX: 0000000000000000 [ 40.182972][ T3601] RDX: ffff888022720000 RSI: ffffffff87de8138 RDI: ffff888027c39368 [ 40.191132][ T3601] RBP: ffff888027c39360 R08: 0000000000000001 R09: 0000000000000000 [ 40.199126][ T3601] R10: 0000000000000000 R11: 000000000008c07e R12: 0000000000000000 [ 40.207164][ T3601] R13: 00000000240492ce R14: ffff888027c38cc0 R15: 0000000000000001 [ 40.215116][ T3601] FS: 0000555555de9300(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 [ 40.224050][ T3601] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 40.230646][ T3601] CR2: 00000000005df038 CR3: 000000007bf8d000 CR4: 0000000000350ee0 [ 40.238645][ T3601] Call Trace: [ 40.241917][ T3601] [ 40.244827][ T3601] ? lock_acquire+0x4fc/0x630 [ 40.249517][ T3601] ? lock_release+0x810/0x810 [ 40.254190][ T3601] ? rcu_read_lock_sched_held+0xd/0x70 [ 40.259661][ T3601] ? inet_csk_update_fastreuse+0xb30/0xb30 [ 40.265493][ T3601] ? lockdep_init_map_type+0x21a/0x7f0 [ 40.270931][ T3601] ? ptrace_stop.part.0+0x49a/0x8c0 [ 40.276138][ T3601] ? rcu_read_lock_sched_held+0xd/0x70 [ 40.282981][ T3601] ? trace_inet_sock_set_state+0x24a/0x320 [ 40.288836][ T3601] ? inet_csk_update_fastreuse+0xb30/0xb30 [ 40.294684][ T3601] inet_csk_listen_start+0x13e/0x3c0 [ 40.300015][ T3601] inet_listen+0x231/0x640 [ 40.304440][ T3601] ? inet_init_net+0x5c0/0x5c0 [ 40.309232][ T3601] ? aa_af_perm+0x230/0x230 [ 40.313746][ T3601] __sys_listen+0x17d/0x250 [ 40.318263][ T3601] ? __ia32_sys_bind+0xb0/0xb0 [ 40.323034][ T3601] ? trace_hardirqs_on+0x2d/0x160 [ 40.328202][ T3601] ? _raw_spin_unlock_irq+0x2a/0x40 [ 40.333555][ T3601] ? ptrace_notify+0xfa/0x140 [ 40.338240][ T3601] __x64_sys_listen+0x50/0x70 [ 40.342928][ T3601] do_syscall_64+0x35/0xb0 [ 40.347356][ T3601] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 40.353262][ T3601] RIP: 0033:0x7f5826afeb99 [ 40.357706][ T3601] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 40.377325][ T3601] RSP: 002b:00007ffd2130aaf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000032 [ 40.385740][ T3601] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5826afeb99 [ 40.393728][ T3601] RDX: ffffffffffffffc0 RSI: 0000000000000000 RDI: 0000000000000003 [ 40.401797][ T3601] RBP: 00007f5826ac2d40 R08: 0000000000000000 R09: 0000000000000000 [ 40.409793][ T3601] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5826ac2dd0 [ 40.417804][ T3601] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.425810][ T3601] [ 40.428831][ T3601] Kernel panic - not syncing: panic_on_warn set ... [ 40.435398][ T3601] CPU: 1 PID: 3601 Comm: syz-executor365 Not tainted 6.1.0-rc2-syzkaller-00105-gb229b6ca5abb #0 [ 40.445787][ T3601] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/11/2022 [ 40.455838][ T3601] Call Trace: [ 40.459100][ T3601] [ 40.462030][ T3601] dump_stack_lvl+0xcd/0x134 [ 40.466612][ T3601] panic+0x2c8/0x622 [ 40.470491][ T3601] ? panic_print_sys_info.part.0+0x110/0x110 [ 40.476472][ T3601] ? __warn.cold+0x24b/0x350 [ 40.481048][ T3601] ? inet_csk_get_port+0x17e8/0x2640 [ 40.486317][ T3601] __warn.cold+0x25c/0x350 [ 40.490738][ T3601] ? inet_csk_get_port+0x17e8/0x2640 [ 40.496032][ T3601] report_bug+0x1bc/0x210 [ 40.500365][ T3601] handle_bug+0x3c/0x70 [ 40.504506][ T3601] exc_invalid_op+0x14/0x40 [ 40.510035][ T3601] asm_exc_invalid_op+0x16/0x20 [ 40.514868][ T3601] RIP: 0010:inet_csk_get_port+0x17e8/0x2640 [ 40.520746][ T3601] Code: 00 00 48 8b 44 24 08 4c 89 e6 48 8b 78 18 e8 1f ae fe ff 31 ff 89 de e8 e6 17 9e f9 84 db 74 98 e9 57 ff ff ff e8 48 1b 9e f9 <0f> 0b e9 c5 fc ff ff e8 3c 1b 9e f9 0f 0b e9 7d fc ff ff e8 30 1b [ 40.540355][ T3601] RSP: 0018:ffffc90003bbfc08 EFLAGS: 00010293 [ 40.546408][ T3601] RAX: 0000000000000000 RBX: ffff8880264b0080 RCX: 0000000000000000 [ 40.554361][ T3601] RDX: ffff888022720000 RSI: ffffffff87de8138 RDI: ffff888027c39368 [ 40.562319][ T3601] RBP: ffff888027c39360 R08: 0000000000000001 R09: 0000000000000000 [ 40.570272][ T3601] R10: 0000000000000000 R11: 000000000008c07e R12: 0000000000000000 [ 40.578225][ T3601] R13: 00000000240492ce R14: ffff888027c38cc0 R15: 0000000000000001 [ 40.586183][ T3601] ? inet_csk_get_port+0x17e8/0x2640 [ 40.591464][ T3601] ? inet_csk_get_port+0x17e8/0x2640 [ 40.596742][ T3601] ? lock_acquire+0x4fc/0x630 [ 40.601413][ T3601] ? lock_release+0x810/0x810 [ 40.606075][ T3601] ? rcu_read_lock_sched_held+0xd/0x70 [ 40.611515][ T3601] ? inet_csk_update_fastreuse+0xb30/0xb30 [ 40.617313][ T3601] ? lockdep_init_map_type+0x21a/0x7f0 [ 40.622843][ T3601] ? ptrace_stop.part.0+0x49a/0x8c0 [ 40.628028][ T3601] ? rcu_read_lock_sched_held+0xd/0x70 [ 40.633470][ T3601] ? trace_inet_sock_set_state+0x24a/0x320 [ 40.639262][ T3601] ? inet_csk_update_fastreuse+0xb30/0xb30 [ 40.645062][ T3601] inet_csk_listen_start+0x13e/0x3c0 [ 40.650345][ T3601] inet_listen+0x231/0x640 [ 40.654751][ T3601] ? inet_init_net+0x5c0/0x5c0 [ 40.659501][ T3601] ? aa_af_perm+0x230/0x230 [ 40.663997][ T3601] __sys_listen+0x17d/0x250 [ 40.668491][ T3601] ? __ia32_sys_bind+0xb0/0xb0 [ 40.673244][ T3601] ? trace_hardirqs_on+0x2d/0x160 [ 40.678251][ T3601] ? _raw_spin_unlock_irq+0x2a/0x40 [ 40.683438][ T3601] ? ptrace_notify+0xfa/0x140 [ 40.688100][ T3601] __x64_sys_listen+0x50/0x70 [ 40.692773][ T3601] do_syscall_64+0x35/0xb0 [ 40.697179][ T3601] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 40.703063][ T3601] RIP: 0033:0x7f5826afeb99 [ 40.707462][ T3601] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 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 c0 ff ff ff f7 d8 64 89 01 48 [ 40.727054][ T3601] RSP: 002b:00007ffd2130aaf8 EFLAGS: 00000246 ORIG_RAX: 0000000000000032 [ 40.735450][ T3601] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5826afeb99 [ 40.743426][ T3601] RDX: ffffffffffffffc0 RSI: 0000000000000000 RDI: 0000000000000003 [ 40.751555][ T3601] RBP: 00007f5826ac2d40 R08: 0000000000000000 R09: 0000000000000000 [ 40.759596][ T3601] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5826ac2dd0 [ 40.767727][ T3601] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 40.775689][ T3601] [ 40.779307][ T3601] Kernel Offset: disabled [ 40.783612][ T3601] Rebooting in 86400 seconds..