[....] Starting enhanced syslogd: rsyslogd[ 11.977908] audit: type=1400 audit(1516631494.038:5): avc: denied { syslog } for pid=3501 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 mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 19.233755] audit: type=1400 audit(1516631501.294:6): avc: denied { map } for pid=3642 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 '10.128.0.57' (ECDSA) to the list of known hosts. [ 40.599141] audit: type=1400 audit(1516631522.659:7): avc: denied { map } for pid=3659 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 2018/01/22 14:32:02 parsed 1 programs 2018/01/22 14:32:02 executed programs: 0 [ 40.807168] audit: type=1400 audit(1516631522.866:8): avc: denied { map } for pid=3659 comm="syz-execprog" path="/root/syzkaller-shm239633160" 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 [ 40.833693] audit: type=1400 audit(1516631522.893:9): avc: denied { sys_admin } for pid=3664 comm="syz-executor5" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 41.020391] audit: type=1400 audit(1516631523.081:10): avc: denied { sys_chroot } for pid=3670 comm="syz-executor4" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 41.045269] audit: type=1400 audit(1516631523.083:11): avc: denied { net_raw } for pid=3682 comm="syz-executor4" capability=13 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 2018/01/22 14:32:07 executed programs: 1197 [ 46.694383] ------------[ cut here ]------------ [ 46.699191] kernel BUG at net/packet/af_packet.c:3106! [ 46.704731] invalid opcode: 0000 [#1] SMP KASAN [ 46.709387] Dumping ftrace buffer: [ 46.712896] (ftrace buffer empty) [ 46.716583] Modules linked in: [ 46.719749] CPU: 0 PID: 9386 Comm: syz-executor0 Not tainted 4.15.0-rc9+ #274 [ 46.726991] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 46.736331] RIP: 0010:packet_do_bind+0xae8/0xd10 [ 46.741062] RSP: 0018:ffff8801c682fc40 EFLAGS: 00010293 [ 46.746409] RAX: ffff8801c7f0c2c0 RBX: ffff8801c6a38d80 RCX: ffffffff84d195d8 [ 46.753660] RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff8801d8d7a8c8 [ 46.760904] RBP: ffff8801c682fd40 R08: 1ffff10038d05ec9 R09: 0000000000000002 [ 46.768156] R10: ffff8801c682fb10 R11: 0000000000000000 R12: ffff8801d8d7a7c0 [ 46.775411] R13: 1ffff10038d05f8f R14: 0000000000000000 R15: ffff8801c6a394c8 [ 46.782915] FS: 00007f2a82737700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 46.791124] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.796977] CR2: 0000000002333978 CR3: 00000001c69d3005 CR4: 00000000001606f0 [ 46.804219] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 46.811462] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 46.818716] Call Trace: [ 46.821289] ? packet_getsockopt+0xe00/0xe00 [ 46.826026] ? __might_sleep+0x95/0x190 [ 46.829989] packet_bind+0x141/0x1a0 [ 46.833680] SYSC_bind+0x1c3/0x410 [ 46.837210] ? move_addr_to_kernel.part.18+0x100/0x100 [ 46.842467] ? get_unused_fd_flags+0x121/0x190 [ 46.847037] ? fd_install+0x4d/0x60 [ 46.850638] ? do_futex+0x22a0/0x22a0 [ 46.854413] ? SyS_socket+0x12d/0x1d0 [ 46.858185] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 46.862998] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 46.867991] SyS_bind+0x24/0x30 [ 46.871245] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 46.875969] RIP: 0033:0x452ef9 [ 46.879128] RSP: 002b:00007f2a82736c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000031 [ 46.886807] RAX: ffffffffffffffda RBX: 000000000071bea0 RCX: 0000000000452ef9 [ 46.894045] RDX: 0000000000000014 RSI: 0000000020000fec RDI: 0000000000000003 [ 46.901284] RBP: 000000000000034d R08: 0000000000000000 R09: 0000000000000000 [ 46.908539] R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f3fd8 [ 46.915807] R13: 00000000ffffffff R14: 00007f2a827376d4 R15: 0000000000000000 [ 46.923056] Code: 8e 94 01 00 00 0f b7 85 34 ff ff ff 48 c7 83 48 07 00 00 00 00 00 00 66 89 83 40 07 00 00 45 31 ff e9 a9 f9 ff ff e8 98 95 9e fc <0f> 0b e8 91 95 9e fc 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 [ 46.942128] RIP: packet_do_bind+0xae8/0xd10 RSP: ffff8801c682fc40 [ 46.948506] ---[ end trace b3912b75f5a8d2b8 ]--- [ 46.953273] Kernel panic - not syncing: Fatal exception [ 46.959345] Dumping ftrace buffer: [ 46.962859] (ftrace buffer empty) [ 46.966548] Kernel Offset: disabled [ 46.970146] Rebooting in 86400 seconds..