[ 36.928165][ T26] audit: type=1800 audit(1553244656.873:27): pid=7586 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 36.965271][ T26] audit: type=1800 audit(1553244656.873:28): pid=7586 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. [ 37.442787][ T7652] sshd (7652) used greatest stack depth: 23736 bytes left [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 37.648737][ T26] audit: type=1800 audit(1553244657.653:29): pid=7586 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.110' (ECDSA) to the list of known hosts. 2019/03/22 08:51:12 parsed 1 programs 2019/03/22 08:51:15 executed programs: 0 syzkaller login: [ 55.712029][ T7753] IPVS: ftp: loaded support on port[0] = 21 [ 55.770575][ T7753] chnl_net:caif_netlink_parms(): no params data found [ 55.801814][ T7753] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.809530][ T7753] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.817834][ T7753] device bridge_slave_0 entered promiscuous mode [ 55.825949][ T7753] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.834252][ T7753] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.846597][ T7753] device bridge_slave_1 entered promiscuous mode [ 55.864157][ T7753] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 55.874093][ T7753] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.892267][ T7753] team0: Port device team_slave_0 added [ 55.899231][ T7753] team0: Port device team_slave_1 added [ 55.958711][ T7753] device hsr_slave_0 entered promiscuous mode [ 56.007626][ T7753] device hsr_slave_1 entered promiscuous mode [ 56.064135][ T7753] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.071307][ T7753] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.079119][ T7753] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.086160][ T7753] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.120093][ T7753] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.131676][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 56.142563][ T3756] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.151149][ T3756] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.159375][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 56.172040][ T7753] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.181630][ T2927] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 56.190460][ T2927] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.197579][ T2927] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.218106][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 56.226578][ T3756] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.233708][ T3756] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.241900][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 56.251099][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 56.259676][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 56.268524][ T3756] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 56.279619][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 56.289747][ T7753] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 56.306558][ T7753] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 56.362829][ T7760] WARNING: CPU: 0 PID: 7760 at net/netfilter/x_tables.c:654 xt_compat_add_offset+0x22a/0x290 [ 56.373280][ T7760] Kernel panic - not syncing: panic_on_warn set ... [ 56.379860][ T7760] CPU: 0 PID: 7760 Comm: syz-executor.0 Not tainted 5.1.0-rc1+ #32 [ 56.387727][ T7760] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.397765][ T7760] Call Trace: [ 56.401096][ T7760] dump_stack+0x172/0x1f0 [ 56.405412][ T7760] ? xt_compat_add_offset+0x160/0x290 [ 56.410764][ T7760] panic+0x2cb/0x65c [ 56.414639][ T7760] ? __warn_printk+0xf3/0xf3 [ 56.419213][ T7760] ? xt_compat_add_offset+0x22a/0x290 [ 56.424584][ T7760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.430894][ T7760] ? __warn.cold+0x5/0x45 [ 56.435201][ T7760] ? __warn+0xe8/0x1d0 [ 56.439253][ T7760] ? xt_compat_add_offset+0x22a/0x290 [ 56.444601][ T7760] __warn.cold+0x20/0x45 [ 56.448823][ T7760] ? xt_compat_add_offset+0x22a/0x290 [ 56.454176][ T7760] report_bug+0x263/0x2b0 [ 56.458490][ T7760] do_error_trap+0x11b/0x200 [ 56.463060][ T7760] do_invalid_op+0x37/0x50 [ 56.467457][ T7760] ? xt_compat_add_offset+0x22a/0x290 [ 56.472812][ T7760] invalid_op+0x14/0x20 [ 56.476963][ T7760] RIP: 0010:xt_compat_add_offset+0x22a/0x290 [ 56.482946][ T7760] Code: 00 01 e8 e9 f4 b2 fb 44 89 e0 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 d2 f4 b2 fb 0f 0b e9 56 fe ff ff e8 c6 f4 b2 fb <0f> 0b 41 bc f4 ff ff ff eb ce 4c 89 f7 e8 64 f1 ea fb e9 75 ff ff [ 56.502528][ T7760] RSP: 0018:ffff8880a4d0f870 EFLAGS: 00010293 [ 56.508572][ T7760] RAX: ffff88808cb52040 RBX: ffff88821656f710 RCX: ffffffff85bd7912 [ 56.516525][ T7760] RDX: 0000000000000000 RSI: ffffffff85bd7aca RDI: ffff88821656f830 [ 56.524560][ T7760] RBP: ffff8880a4d0f8a0 R08: ffff88808cb52040 R09: ffffed1042cadef7 [ 56.532512][ T7760] R10: ffffed1042cadef6 R11: ffff88821656f7b7 R12: 0000000000000008 [ 56.540459][ T7760] R13: 0000000000000030 R14: ffff88808cb52040 R15: 0000000000000000 [ 56.548428][ T7760] ? xt_compat_add_offset+0x72/0x290 [ 56.553706][ T7760] ? xt_compat_add_offset+0x22a/0x290 [ 56.559061][ T7760] ? xt_request_find_target+0x68/0x110 [ 56.564506][ T7760] compat_copy_entries+0x51b/0x1360 [ 56.569690][ T7760] ? compat_table_info+0x670/0x670 [ 56.574785][ T7760] compat_do_replace+0x3b3/0x680 [ 56.579705][ T7760] ? refcount_dec_not_one+0x1f0/0x1f0 [ 56.585056][ T7760] ? do_ebt_set_ctl+0x110/0x110 [ 56.589915][ T7760] ? refcount_dec_and_test_checked+0x1b/0x20 [ 56.595893][ T7760] ? __sanitizer_cov_trace_const_cmp1+0x1a/0x20 [ 56.602129][ T7760] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.608353][ T7760] ? ns_capable_common+0x93/0x100 [ 56.613360][ T7760] compat_do_ebt_set_ctl+0x229/0x278 [ 56.618624][ T7760] ? compat_do_replace+0x680/0x680 [ 56.623712][ T7760] ? wait_for_completion+0x440/0x440 [ 56.628979][ T7760] ? find_held_lock+0x35/0x130 [ 56.633722][ T7760] ? __fget+0x35a/0x550 [ 56.637865][ T7760] ? mutex_unlock+0xd/0x10 [ 56.642279][ T7760] ? nf_sockopt_find.constprop.0+0x226/0x290 [ 56.648238][ T7760] compat_nf_setsockopt+0x9b/0x140 [ 56.653341][ T7760] ? compat_do_replace+0x680/0x680 [ 56.658449][ T7760] compat_ip_setsockopt+0x106/0x140 [ 56.663627][ T7760] compat_udp_setsockopt+0x68/0xb0 [ 56.668716][ T7760] ? udp_lib_setsockopt+0x9c0/0x9c0 [ 56.673909][ T7760] compat_ipv6_setsockopt+0xca/0x210 [ 56.679183][ T7760] compat_udpv6_setsockopt+0x68/0xb0 [ 56.684467][ T7760] compat_sock_common_setsockopt+0xb4/0x150 [ 56.690348][ T7760] ? udpv6_destroy_sock+0x150/0x150 [ 56.695524][ T7760] __compat_sys_setsockopt+0x181/0x380 [ 56.700961][ T7760] ? sock_common_setsockopt+0xe0/0xe0 [ 56.706325][ T7760] ? compat_sock_get_timestampns+0x220/0x220 [ 56.712290][ T7760] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 56.717743][ T7760] ? do_fast_syscall_32+0xd1/0xc98 [ 56.722845][ T7760] ? entry_SYSENTER_compat+0x70/0x7f [ 56.728151][ T7760] ? do_fast_syscall_32+0xd1/0xc98 [ 56.733249][ T7760] __ia32_compat_sys_setsockopt+0xbd/0x150 [ 56.739042][ T7760] do_fast_syscall_32+0x281/0xc98 [ 56.744046][ T7760] entry_SYSENTER_compat+0x70/0x7f [ 56.749137][ T7760] RIP: 0023:0xf7f4e869 [ 56.753199][ T7760] 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 [ 56.772786][ T7760] RSP: 002b:00000000f7f4a0cc EFLAGS: 00000296 ORIG_RAX: 000000000000016e [ 56.781183][ T7760] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000 [ 56.789134][ T7760] RDX: 0000000000000080 RSI: 0000000020000000 RDI: 0000000000000198 [ 56.797091][ T7760] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 56.805055][ T7760] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 56.813018][ T7760] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 56.821826][ T7760] Kernel Offset: disabled [ 56.826234][ T7760] Rebooting in 86400 seconds..