[ 35.387877] audit: type=1800 audit(1539231987.801:27): pid=5604 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 35.413624] audit: type=1800 audit(1539231987.801:28): pid=5604 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. [ 35.868242] audit: type=1800 audit(1539231988.331:29): pid=5604 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 [ 35.888012] audit: type=1800 audit(1539231988.331:30): pid=5604 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.3' (ECDSA) to the list of known hosts. 2018/10/11 04:26:44 parsed 1 programs 2018/10/11 04:26:47 executed programs: 0 syzkaller login: [ 54.675402] IPVS: ftp: loaded support on port[0] = 21 [ 54.847017] bridge0: port 1(bridge_slave_0) entered blocking state [ 54.853453] bridge0: port 1(bridge_slave_0) entered disabled state [ 54.860446] device bridge_slave_0 entered promiscuous mode [ 54.874777] bridge0: port 2(bridge_slave_1) entered blocking state [ 54.881152] bridge0: port 2(bridge_slave_1) entered disabled state [ 54.888106] device bridge_slave_1 entered promiscuous mode [ 54.901603] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 54.916699] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 54.951909] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 54.968451] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 55.020877] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 55.028268] team0: Port device team_slave_0 added [ 55.041113] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 55.048116] team0: Port device team_slave_1 added [ 55.061577] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 55.076204] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 55.092273] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 55.108105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 55.209939] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.216320] bridge0: port 2(bridge_slave_1) entered forwarding state [ 55.222888] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.229254] bridge0: port 1(bridge_slave_0) entered forwarding state [ 55.585690] IPv6: ADDRCONF(NETDEV_UP): bond0: link is not ready [ 55.591917] 8021q: adding VLAN 0 to HW filter on device bond0 [ 55.630269] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.667932] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.675044] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 55.712958] IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready [ 55.719218] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.804133] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 55.930966] WARNING: CPU: 1 PID: 6033 at net/bridge/netfilter/ebtables.c:2086 compat_copy_entries+0x1088/0x1500 [ 55.941332] Kernel panic - not syncing: panic_on_warn set ... [ 55.941332] [ 55.948679] CPU: 1 PID: 6033 Comm: syz-executor0 Not tainted 4.19.0-rc7+ #180 [ 55.955926] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 55.965261] Call Trace: [ 55.967841] dump_stack+0x1c4/0x2b4 [ 55.971514] ? dump_stack_print_info.cold.2+0x52/0x52 [ 55.976696] panic+0x238/0x4e7 [ 55.979872] ? add_taint.cold.5+0x16/0x16 [ 55.984010] ? __warn.cold.8+0x148/0x1ba [ 55.988053] ? __warn.cold.8+0x117/0x1ba [ 55.992097] ? compat_copy_entries+0x1088/0x1500 [ 55.996839] __warn.cold.8+0x163/0x1ba [ 56.000709] ? compat_copy_entries+0x1088/0x1500 [ 56.005449] report_bug+0x254/0x2d0 [ 56.009056] do_error_trap+0x1fc/0x4d0 [ 56.012936] ? math_error+0x3f0/0x3f0 [ 56.016722] ? __alloc_pages_slowpath+0x2d80/0x2d80 [ 56.021727] ? lock_downgrade+0x900/0x900 [ 56.025862] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.030689] ? trace_hardirqs_on_caller+0x310/0x310 [ 56.035693] ? ___might_sleep+0x1ed/0x300 [ 56.039828] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.044651] do_invalid_op+0x1b/0x20 [ 56.048346] invalid_op+0x14/0x20 [ 56.051779] RIP: 0010:compat_copy_entries+0x1088/0x1500 [ 56.057121] Code: 9e 5b a0 fa e9 31 fc ff ff e8 94 5b a0 fa 8b 9d f8 fe ff ff 31 ff 89 de e8 95 5c a0 fa 85 db 0f 84 14 fd ff ff e8 78 5b a0 fa <0f> 0b e9 51 f7 ff ff 41 bc ea ff ff ff e8 66 5b a0 fa b8 ff ff 37 [ 56.076004] RSP: 0018:ffff8801ba5ef7c8 EFLAGS: 00010293 [ 56.081345] RAX: ffff8801ce07a6c0 RBX: 0000000000000004 RCX: ffffffff86de7a0b [ 56.088633] RDX: 0000000000000000 RSI: ffffffff86de7a18 RDI: 0000000000000005 [ 56.095899] RBP: ffff8801ba5ef950 R08: ffff8801ce07a6c0 R09: ffffed003976f1aa [ 56.103283] R10: ffffed003976f1aa R11: ffff8801cbb78d57 R12: 0000000000000000 [ 56.110535] R13: ffff8801ba5ef9b0 R14: dffffc0000000000 R15: ffffc90001f95144 [ 56.117804] ? compat_copy_entries+0x107b/0x1500 [ 56.122549] ? compat_copy_entries+0x1088/0x1500 [ 56.127438] ? compat_copy_entries+0x1088/0x1500 [ 56.132179] ? compat_table_info+0x650/0x650 [ 56.136572] ? xt_compat_init_offsets+0x271/0x350 [ 56.141406] ? xt_compat_flush_offsets+0x280/0x280 [ 56.146322] compat_do_replace+0x483/0x8e0 [ 56.150541] ? compat_do_ebt_get_ctl+0x910/0x910 [ 56.155284] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.160816] ? cap_capable+0x1f9/0x260 [ 56.164781] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.170299] ? ns_capable_common+0x13f/0x170 [ 56.174692] compat_do_ebt_set_ctl+0x2a3/0x31b [ 56.179268] ? compat_do_replace+0x8e0/0x8e0 [ 56.183668] ? mutex_unlock+0xd/0x10 [ 56.187365] ? nf_sockopt_find.constprop.0+0x221/0x290 [ 56.192629] compat_nf_setsockopt+0x9b/0x140 [ 56.197032] ? compat_do_replace+0x8e0/0x8e0 [ 56.201426] compat_ip_setsockopt+0xff/0x140 [ 56.205824] compat_raw_setsockopt+0xe2/0x100 [ 56.210310] compat_sock_common_setsockopt+0xb4/0x150 [ 56.215480] ? raw_seticmpfilter+0x90/0x90 [ 56.219696] ? sock_common_setsockopt+0xe0/0xe0 [ 56.224344] __compat_sys_setsockopt+0x1b3/0x860 [ 56.229080] ? __compat_sys_getsockopt+0x8a0/0x8a0 [ 56.233989] ? trace_hardirqs_on+0xbd/0x310 [ 56.238292] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 56.243813] ? entry_SYSENTER_compat+0x70/0x7f [ 56.248377] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 56.253811] __ia32_compat_sys_setsockopt+0xbd/0x150 [ 56.258899] do_fast_syscall_32+0x34d/0xfb2 [ 56.263201] ? do_int80_syscall_32+0x890/0x890 [ 56.267761] ? entry_SYSENTER_compat+0x68/0x7f [ 56.272330] ? trace_hardirqs_off_caller+0xbb/0x310 [ 56.277325] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.282146] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.286969] ? trace_hardirqs_on_caller+0x310/0x310 [ 56.291981] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 56.296978] ? prepare_exit_to_usermode+0x291/0x3b0 [ 56.301973] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 56.306795] entry_SYSENTER_compat+0x70/0x7f [ 56.311184] RIP: 0023:0xf7fe9ca9 [ 56.314532] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 0c 24 c3 8b 1c 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 [ 56.333409] RSP: 002b:00000000ff8790dc EFLAGS: 00000292 ORIG_RAX: 000000000000016e [ 56.341095] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000 [ 56.348413] RDX: 0000000000000080 RSI: 0000000020000200 RDI: 0000000000000338 [ 56.355673] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 56.362983] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 56.370249] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 56.378595] Kernel Offset: disabled [ 56.382218] Rebooting in 86400 seconds..