[....] Starting enhanced syslogd: rsyslogd[ 16.965141] audit: type=1400 audit(1520348966.135:5): avc: denied { syslog } for pid=4054 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 23.024662] audit: type=1400 audit(1520348972.195:6): avc: denied { map } for pid=4194 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.12' (ECDSA) to the list of known hosts. [ 29.349963] audit: type=1400 audit(1520348978.520:7): avc: denied { map } for pid=4208 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16479 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2018/03/06 15:09:38 parsed 1 programs 2018/03/06 15:09:38 executed programs: 0 [ 29.599320] audit: type=1400 audit(1520348978.769:8): avc: denied { map } for pid=4208 comm="syz-execprog" path="/root/syzkaller-shm313758707" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:file_t:s0 tclass=file permissive=1 [ 29.611541] IPVS: ftp: loaded support on port[0] = 21 [ 29.656257] WARNING: CPU: 0 PID: 4216 at net/bridge/netfilter/ebtables.c:2063 compat_copy_entries+0xd92/0x1150 [ 29.666476] Kernel panic - not syncing: panic_on_warn set ... [ 29.666476] [ 29.673816] CPU: 0 PID: 4216 Comm: syz-executor0 Not tainted 4.16.0-rc4+ #253 [ 29.681060] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 29.690388] Call Trace: [ 29.692957] dump_stack+0x194/0x24d [ 29.696562] ? arch_local_irq_restore+0x53/0x53 [ 29.701210] ? vsnprintf+0x1ed/0x1900 [ 29.704989] panic+0x1e4/0x41c [ 29.708157] ? refcount_error_report+0x214/0x214 [ 29.712887] ? show_regs_print_info+0x18/0x18 [ 29.717362] ? compat_sock_common_setsockopt+0xb2/0x140 [ 29.722705] ? __warn+0x1c1/0x200 [ 29.726137] ? compat_copy_entries+0xd92/0x1150 [ 29.730789] __warn+0x1dc/0x200 [ 29.734049] ? compat_copy_entries+0xd92/0x1150 [ 29.738720] report_bug+0x211/0x2d0 [ 29.742348] fixup_bug.part.11+0x37/0x80 [ 29.746389] do_error_trap+0x2d7/0x3e0 [ 29.750253] ? wait_for_completion+0x770/0x770 [ 29.754813] ? math_error+0x400/0x400 [ 29.758589] ? module_unload_free+0x5b0/0x5b0 [ 29.763073] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.767906] do_invalid_op+0x1b/0x20 [ 29.771599] invalid_op+0x1b/0x40 [ 29.775031] RIP: 0010:compat_copy_entries+0xd92/0x1150 [ 29.780280] RSP: 0018:ffff8801bcd977e8 EFLAGS: 00010293 [ 29.785621] RAX: ffff8801b5100000 RBX: 0000000000000000 RCX: ffffffff851ad5c2 [ 29.792871] RDX: 0000000000000000 RSI: ffffc90001853298 RDI: 0000000000000000 [ 29.800121] RBP: ffff8801bcd97968 R08: 0000000000000024 R09: 0000000000000000 [ 29.807367] R10: ffffffff88613380 R11: 0000000000000001 R12: 0000000000000004 [ 29.814613] R13: dffffc0000000000 R14: ffff8801bcd979c8 R15: 0000000000000004 [ 29.821875] ? compat_copy_entries+0xd92/0x1150 [ 29.826527] ? compat_copy_entries+0xd92/0x1150 [ 29.831174] ? __might_fault+0x110/0x1d0 [ 29.835224] ? compat_table_info+0x590/0x590 [ 29.839610] ? __might_sleep+0x95/0x190 [ 29.843574] compat_do_replace+0x398/0x7d0 [ 29.847789] ? do_ebt_set_ctl+0x110/0x110 [ 29.851931] ? ns_capable_common+0xcf/0x160 [ 29.856234] compat_do_ebt_set_ctl+0x22a/0x2d0 [ 29.860797] ? compat_do_replace+0x7d0/0x7d0 [ 29.865191] ? mutex_unlock+0xd/0x10 [ 29.868882] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 29.874136] compat_nf_setsockopt+0x88/0x130 [ 29.878522] ? compat_do_replace+0x7d0/0x7d0 [ 29.882908] compat_ip_setsockopt+0x8b/0xd0 [ 29.887215] inet_csk_compat_setsockopt+0x95/0x120 [ 29.892126] ? ip_setsockopt+0xa0/0xa0 [ 29.896002] compat_tcp_setsockopt+0x3d/0x70 [ 29.900402] compat_sock_common_setsockopt+0xb2/0x140 [ 29.905575] ? tcp_setsockopt+0xd0/0xd0 [ 29.909533] compat_SyS_setsockopt+0x17c/0x410 [ 29.914092] ? sock_common_setsockopt+0xd0/0xd0 [ 29.918744] ? scm_detach_fds_compat+0x3c0/0x3c0 [ 29.923489] ? do_fast_syscall_32+0x156/0xf9f [ 29.927967] ? scm_detach_fds_compat+0x3c0/0x3c0 [ 29.932700] do_fast_syscall_32+0x3ec/0xf9f [ 29.937005] ? do_int80_syscall_32+0x9c0/0x9c0 [ 29.941579] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 29.946312] ? syscall_return_slowpath+0x2ac/0x550 [ 29.951219] ? prepare_exit_to_usermode+0x350/0x350 [ 29.956221] ? sysret32_from_system_call+0x5/0x3c [ 29.961062] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 29.965891] entry_SYSENTER_compat+0x70/0x7f [ 29.970272] RIP: 0023:0xf7f3bc99 [ 29.973610] RSP: 002b:00000000ffc83c2c EFLAGS: 00000286 ORIG_RAX: 000000000000016e [ 29.981294] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000000000 [ 29.988647] RDX: 0000000000000080 RSI: 0000000020000400 RDI: 0000000000000340 [ 29.995891] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 30.003136] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 30.010381] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 30.018254] Dumping ftrace buffer: [ 30.021881] (ftrace buffer empty) [ 30.025565] Kernel Offset: disabled [ 30.029167] Rebooting in 86400 seconds..