[ 32.681050] audit: type=1800 audit(1550824623.579:28): pid=7263 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 33.540247] audit: type=1800 audit(1550824624.519:29): pid=7263 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 33.559696] audit: type=1800 audit(1550824624.519:30): pid=7263 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 [....] startpar: service(s) returned failure: rsyslog ...[?25l[?1c7[FAIL8[?25h[?0c failed! Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.210' (ECDSA) to the list of known hosts. 2019/02/22 08:37:14 parsed 1 programs 2019/02/22 08:37:17 executed programs: 0 syzkaller login: [ 46.743623] IPVS: ftp: loaded support on port[0] = 21 [ 46.796573] chnl_net:caif_netlink_parms(): no params data found [ 46.822157] bridge0: port 1(bridge_slave_0) entered blocking state [ 46.829708] bridge0: port 1(bridge_slave_0) entered disabled state [ 46.836760] device bridge_slave_0 entered promiscuous mode [ 46.843738] bridge0: port 2(bridge_slave_1) entered blocking state [ 46.850199] bridge0: port 2(bridge_slave_1) entered disabled state [ 46.856995] device bridge_slave_1 entered promiscuous mode [ 46.871259] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 46.880317] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 46.896636] team0: Port device team_slave_0 added [ 46.902589] team0: Port device team_slave_1 added [ 46.956930] device hsr_slave_0 entered promiscuous mode [ 47.024973] device hsr_slave_1 entered promiscuous mode [ 47.111412] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.117915] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.124954] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.131317] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.158391] 8021q: adding VLAN 0 to HW filter on device bond0 [ 47.168898] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 47.178523] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.187173] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.194274] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 47.204126] 8021q: adding VLAN 0 to HW filter on device team0 [ 47.212398] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.220108] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.226711] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.235671] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.243245] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.249635] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.263155] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.271933] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 47.283044] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.293056] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 47.303455] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 47.312617] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 47.327920] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 47.379357] cannot load conntrack support for proto=7 [ 47.386295] WARNING: CPU: 1 PID: 7458 at net/netfilter/x_tables.c:654 xt_compat_add_offset+0x22a/0x290 [ 47.395922] Kernel panic - not syncing: panic_on_warn set ... [ 47.401796] CPU: 1 PID: 7458 Comm: syz-executor.0 Not tainted 5.0.0-rc7+ #83 [ 47.408983] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 47.418325] Call Trace: [ 47.420920] dump_stack+0x172/0x1f0 [ 47.424554] ? xt_compat_add_offset+0x1e0/0x290 [ 47.429213] panic+0x2cb/0x65c [ 47.432386] ? __warn_printk+0xf3/0xf3 [ 47.436262] ? xt_compat_add_offset+0x22a/0x290 [ 47.441099] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.446619] ? __warn.cold+0x5/0x45 [ 47.450325] ? __warn+0xe8/0x1d0 [ 47.453676] ? xt_compat_add_offset+0x22a/0x290 [ 47.458329] __warn.cold+0x20/0x45 [ 47.461851] ? lock_downgrade+0x810/0x810 [ 47.465983] ? xt_compat_add_offset+0x22a/0x290 [ 47.470634] report_bug+0x263/0x2b0 [ 47.474383] do_error_trap+0x11b/0x200 [ 47.478253] do_invalid_op+0x37/0x50 [ 47.481963] ? xt_compat_add_offset+0x22a/0x290 [ 47.486619] invalid_op+0x14/0x20 [ 47.490057] RIP: 0010:xt_compat_add_offset+0x22a/0x290 [ 47.495321] Code: 00 01 e8 59 67 bb fb 44 89 e0 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 42 67 bb fb 0f 0b e9 56 fe ff ff e8 36 67 bb fb <0f> 0b 41 bc f4 ff ff ff eb ce 4c 89 f7 e8 14 6a f2 fb e9 75 ff ff [ 47.514301] RSP: 0018:ffff8880a8197808 EFLAGS: 00010293 [ 47.519644] RAX: ffff88809055e040 RBX: ffff8882166548d0 RCX: ffffffff85b47892 [ 47.526987] RDX: 0000000000000000 RSI: ffffffff85b47a4a RDI: ffff8882166549f0 [ 47.534247] RBP: ffff8880a8197838 R08: ffff88809055e040 R09: ffffed1042cca92f [ 47.541497] R10: ffffed1042cca92e R11: ffff888216654977 R12: 0000000000000018 [ 47.548754] R13: 0000000000000030 R14: ffff88809055e040 R15: 0000000000000000 [ 47.556027] ? xt_compat_add_offset+0x72/0x290 [ 47.560694] ? xt_compat_add_offset+0x22a/0x290 [ 47.565370] ? xt_compat_add_offset+0x22a/0x290 [ 47.570041] ? xt_request_find_target+0x68/0x110 [ 47.574787] compat_copy_entries+0x51b/0x1360 [ 47.579283] ? compat_table_info+0x670/0x670 [ 47.583682] compat_do_replace+0x3b3/0x680 [ 47.587901] ? compat_do_ebt_get_ctl+0x650/0x650 [ 47.592664] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.598204] ? ns_capable_common+0x141/0x170 [ 47.602604] compat_do_ebt_set_ctl+0x229/0x278 [ 47.607177] ? compat_do_replace+0x680/0x680 [ 47.611569] ? wait_for_completion+0x440/0x440 [ 47.616138] ? aa_profile_af_perm+0x320/0x320 [ 47.620648] ? mutex_unlock+0xd/0x10 [ 47.624367] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 47.629634] compat_nf_setsockopt+0x9b/0x140 [ 47.634024] ? compat_do_replace+0x680/0x680 [ 47.638435] compat_ip_setsockopt+0x106/0x140 [ 47.642917] compat_udp_setsockopt+0x68/0xb0 [ 47.647310] ? udp_lib_setsockopt+0x9b0/0x9b0 [ 47.651808] compat_ipv6_setsockopt+0xca/0x210 [ 47.656376] inet_csk_compat_setsockopt+0x99/0x120 [ 47.661284] ? ipv6_setsockopt+0x170/0x170 [ 47.665496] compat_tcp_setsockopt+0x4d/0x80 [ 47.669889] compat_sock_common_setsockopt+0xb4/0x150 [ 47.675063] ? tcp_setsockopt+0xf0/0xf0 [ 47.679026] __compat_sys_setsockopt+0x176/0x610 [ 47.683764] ? sock_common_setsockopt+0xe0/0xe0 [ 47.688414] ? __compat_sys_getsockopt+0x640/0x640 [ 47.693329] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 47.698968] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 47.703733] ? do_fast_syscall_32+0xd1/0xc98 [ 47.708123] ? entry_SYSENTER_compat+0x70/0x7f [ 47.712681] ? do_fast_syscall_32+0xd1/0xc98 [ 47.717074] __ia32_compat_sys_setsockopt+0xbd/0x150 [ 47.722190] do_fast_syscall_32+0x281/0xc98 [ 47.726504] entry_SYSENTER_compat+0x70/0x7f [ 47.730906] RIP: 0023:0xf7fd3869 [ 47.734253] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 47.753432] RSP: 002b:00000000f7fcf0cc EFLAGS: 00000296 ORIG_RAX: 000000000000016e [ 47.761211] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000000000 [ 47.768465] RDX: 0000000000000080 RSI: 00000000200000c0 RDI: 0000000000000270 [ 47.775722] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 47.782991] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 47.790239] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 47.798931] Kernel Offset: disabled [ 47.802630] Rebooting in 86400 seconds..