[?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. [ 12.506282] audit: type=1400 audit(1513973139.285:6): avc: denied { map } for pid=3129 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-upstream-kasan-gce-386-3,10.128.0.7' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 23.945522] audit: type=1400 audit(1513973150.725:7): avc: denied { map } for pid=3145 comm="syzkaller222285" path="/root/syzkaller222285702" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 23.948329] netlink: 'syzkaller222285': attribute type 5 has an invalid length. [ 23.948469] WARNING: CPU: 0 PID: 3145 at net/netlink/af_netlink.c:2365 netlink_ack+0x625/0xa10 [ 23.948472] Kernel panic - not syncing: panic_on_warn set ... [ 23.948472] [ 23.948478] CPU: 0 PID: 3145 Comm: syzkaller222285 Not tainted 4.15.0-rc4+ #144 [ 23.948480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.948482] Call Trace: [ 23.948490] dump_stack+0x194/0x257 [ 23.948497] ? arch_local_irq_restore+0x53/0x53 [ 23.948507] ? vsnprintf+0x1ed/0x1900 [ 23.948517] panic+0x1e4/0x41c [ 23.948522] ? refcount_error_report+0x214/0x214 [ 23.948528] ? show_regs_print_info+0x18/0x18 [ 23.948539] ? __warn+0x1c1/0x200 [ 23.948546] ? netlink_ack+0x625/0xa10 [ 23.948550] __warn+0x1dc/0x200 [ 23.948555] ? netlink_ack+0x625/0xa10 [ 23.948562] report_bug+0x211/0x2d0 [ 23.948574] fixup_bug.part.11+0x37/0x80 [ 23.948580] do_error_trap+0x2d7/0x3e0 [ 23.948589] ? math_error+0x400/0x400 [ 23.948596] ? __alloc_skb+0x57e/0x780 [ 23.948605] ? skb_copy_and_csum_dev+0x360/0x360 [ 23.948614] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 23.948625] do_invalid_op+0x1b/0x20 [ 23.948631] invalid_op+0x22/0x40 [ 23.948635] RIP: 0010:netlink_ack+0x625/0xa10 [ 23.948637] RSP: 0018:ffff8801c91bf6b0 EFLAGS: 00010293 [ 23.948642] RAX: ffff8801c9d1a1c0 RBX: ffff8801cf2efb40 RCX: ffffffff84369d25 [ 23.948644] RDX: 0000000000000000 RSI: ffff8801c885b2d0 RDI: ffff8801cf2efc10 [ 23.948647] RBP: ffff8801c91bf768 R08: ffffed0039255700 R09: ffffed0039255700 [ 23.948649] R10: 000000000000000e R11: ffffed00392556ff R12: ffff8801c885b25c [ 23.948652] R13: ffff8801c92ab780 R14: ffff8801c9298340 R15: 1ffff10039237edc [ 23.948663] ? netlink_ack+0x625/0xa10 [ 23.948679] ? netlink_sendmsg+0xe60/0xe60 [ 23.948684] ? netlink_deliver_tap+0x171/0xcf0 [ 23.948693] ? sock_has_perm+0x2a4/0x420 [ 23.948701] netlink_rcv_skb+0x369/0x460 [ 23.948707] ? validate_linkmsg+0x8e0/0x8e0 [ 23.948713] ? netlink_ack+0xa10/0xa10 [ 23.948721] ? netlink_skb_destructor+0x1d0/0x1d0 [ 23.948733] rtnetlink_rcv+0x1c/0x20 [ 23.948738] netlink_unicast+0x4e8/0x6f0 [ 23.948748] ? netlink_attachskb+0x8a0/0x8a0 [ 23.948758] ? security_netlink_send+0x81/0xb0 [ 23.948765] netlink_sendmsg+0xa4a/0xe60 [ 23.948777] ? netlink_unicast+0x6f0/0x6f0 [ 23.948790] ? security_socket_sendmsg+0x89/0xb0 [ 23.948795] ? netlink_unicast+0x6f0/0x6f0 [ 23.948803] sock_sendmsg+0xca/0x110 [ 23.948811] sock_write_iter+0x31a/0x5d0 [ 23.948818] ? sock_sendmsg+0x110/0x110 [ 23.948834] ? iov_iter_init+0xaf/0x1d0 [ 23.948843] __vfs_write+0x684/0x970 [ 23.948852] ? kernel_read+0x120/0x120 [ 23.948855] ? bpf_fd_pass+0x280/0x280 [ 23.948865] ? _cond_resched+0x14/0x30 [ 23.948874] ? selinux_file_permission+0x82/0x460 [ 23.948887] ? rw_verify_area+0xe5/0x2b0 [ 23.948893] ? __fdget_raw+0x20/0x20 [ 23.948901] vfs_write+0x189/0x510 [ 23.948909] SyS_write+0xef/0x220 [ 23.948916] ? __do_page_fault+0x3d6/0xc90 [ 23.948922] ? SyS_read+0x220/0x220 [ 23.948929] ? do_fast_syscall_32+0x156/0xf9d [ 23.948936] ? SyS_read+0x220/0x220 [ 23.948942] do_fast_syscall_32+0x3ee/0xf9d [ 23.948953] ? do_int80_syscall_32+0x9d0/0x9d0 [ 23.948959] ? kasan_check_read+0x11/0x20 [ 23.948971] ? syscall_return_slowpath+0x550/0x550 [ 23.948978] ? SyS_rt_sigaction+0x94/0x1b0 [ 23.948984] ? SyS_sigprocmask+0x4b0/0x4b0 [ 23.948987] ? SyS_read+0x184/0x220 [ 23.948992] ? retint_user+0x18/0x18 [ 23.949004] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 23.949015] entry_SYSENTER_compat+0x54/0x63 [ 23.949019] RIP: 0023:0xf7f98c79 [ 23.949021] RSP: 002b:00000000fff0f49c EFLAGS: 00000282 ORIG_RAX: 0000000000000004 [ 23.949025] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020800e57 [ 23.949028] RDX: 00000000000001a9 RSI: 00000000080ea00c RDI: 00000000080ea00c [ 23.949030] RBP: 000000000000003f R08: 0000000000000000 R09: 0000000000000000 [ 23.949032] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 23.949034] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 23.971712] Dumping ftrace buffer: [ 23.971743] (ftrace buffer empty) [ 23.971745] Kernel Offset: disabled [ 24.368870] Rebooting in 86400 seconds..