INIT: Entering runlevel: 2 [info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.25' (ECDSA) to the list of known hosts. 2018/04/11 12:39:33 parsed 1 programs 2018/04/11 12:39:33 executed programs: 0 syzkaller login: [ 28.486410] IPVS: ftp: loaded support on port[0] = 21 [ 28.528731] WARNING: CPU: 0 PID: 4442 at net/bridge/netfilter/ebtables.c:2063 compat_copy_entries+0xdaf/0x1170 [ 28.538960] Kernel panic - not syncing: panic_on_warn set ... [ 28.538960] [ 28.546299] CPU: 0 PID: 4442 Comm: syz-executor0 Not tainted 4.16.0+ #288 [ 28.553192] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 28.562515] Call Trace: [ 28.565076] dump_stack+0x1a7/0x27d [ 28.568676] ? arch_local_irq_restore+0x53/0x53 [ 28.573316] ? vsnprintf+0x1ed/0x1900 [ 28.577098] panic+0x1f8/0x42c [ 28.580262] ? refcount_error_report+0x214/0x214 [ 28.584991] ? show_regs_print_info+0x18/0x18 [ 28.589461] ? __warn+0x1c1/0x200 [ 28.592887] ? compat_copy_entries+0xdaf/0x1170 [ 28.597528] __warn+0x1dc/0x200 [ 28.600781] ? compat_copy_entries+0xdaf/0x1170 [ 28.605420] report_bug+0x1f4/0x2b0 [ 28.609027] fixup_bug.part.10+0x37/0x80 [ 28.613064] do_error_trap+0x2d7/0x3e0 [ 28.616925] ? math_error+0x400/0x400 [ 28.620701] ? module_unload_free+0x530/0x530 [ 28.625172] ? __alloc_pages_nodemask+0xabe/0xdd0 [ 28.629990] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.634808] do_invalid_op+0x1b/0x20 [ 28.638493] invalid_op+0x1b/0x40 [ 28.641918] RIP: 0010:compat_copy_entries+0xdaf/0x1170 [ 28.647162] RSP: 0018:ffff8801adc177b0 EFLAGS: 00010293 [ 28.652499] RAX: ffff8801adce0540 RBX: 0000000000000000 RCX: ffffffff8630d07f [ 28.659743] RDX: 0000000000000000 RSI: ffffc90001e78120 RDI: 0000000000000000 [ 28.666986] RBP: ffff8801adc17938 R08: 0000000000000004 R09: ffffed0039cb7193 [ 28.674228] R10: 0000000000000001 R11: ffffed0039cb7192 R12: 0000000000000004 [ 28.681468] R13: dffffc0000000000 R14: ffff8801adc17998 R15: 0000000000000014 [ 28.688714] ? compat_copy_entries+0xdaf/0x1170 [ 28.693361] ? compat_table_info+0x590/0x590 [ 28.697744] ? __might_sleep+0x95/0x190 [ 28.701700] compat_do_replace+0x398/0x7d0 [ 28.705911] ? do_ebt_set_ctl+0x110/0x110 [ 28.710038] ? kasan_check_write+0x14/0x20 [ 28.714244] ? cap_capable+0x1b5/0x230 [ 28.718111] ? ns_capable_common+0xcf/0x160 [ 28.722405] compat_do_ebt_set_ctl+0x22a/0x2d0 [ 28.726958] ? compat_do_replace+0x7d0/0x7d0 [ 28.731338] ? __fget+0x370/0x580 [ 28.734770] ? mutex_unlock+0xd/0x10 [ 28.738457] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 28.743709] compat_nf_setsockopt+0x88/0x130 [ 28.748087] ? compat_do_replace+0x7d0/0x7d0 [ 28.752471] compat_ip_setsockopt+0x8b/0xd0 [ 28.756768] compat_raw_setsockopt+0xb7/0xd0 [ 28.761153] compat_sock_common_setsockopt+0xb2/0x140 [ 28.766312] ? raw_seticmpfilter+0x70/0x70 [ 28.770519] ? sock_common_setsockopt+0xd0/0xd0 [ 28.775157] __compat_sys_setsockopt+0x183/0x710 [ 28.779894] ? __compat_sys_getsockopt+0x770/0x770 [ 28.784799] ? compat_SyS_get_robust_list+0x300/0x300 [ 28.789960] ? __do_page_fault+0x358/0xbe0 [ 28.794167] ? move_addr_to_kernel+0x60/0x60 [ 28.798552] compat_SyS_setsockopt+0x34/0x50 [ 28.802931] ? scm_detach_fds_compat+0x3d0/0x3d0 [ 28.807660] do_fast_syscall_32+0x3ec/0xf9f [ 28.811955] ? do_int80_syscall_32+0x9c0/0x9c0 [ 28.816509] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 28.821236] ? syscall_return_slowpath+0x2ac/0x550 [ 28.826137] ? prepare_exit_to_usermode+0x350/0x350 [ 28.831135] ? sysret32_from_system_call+0x5/0x3c [ 28.835949] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 28.840768] entry_SYSENTER_compat+0x70/0x7f [ 28.845145] RIP: 0023:0xf7f3bc99 [ 28.848483] RSP: 002b:00000000fff50fcc EFLAGS: 00000282 ORIG_RAX: 000000000000016e [ 28.856161] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000 [ 28.863402] RDX: 0000000000000080 RSI: 0000000020000340 RDI: 00000000000001b8 [ 28.870643] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.877885] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 28.885133] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 28.893018] Dumping ftrace buffer: [ 28.896631] (ftrace buffer empty) [ 28.900317] Kernel Offset: disabled [ 28.903917] Rebooting in 86400 seconds..