INIT: Entering runlevel: 2 [[36minfo[39;49m] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[1G[[32m ok [39;49m8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added 'ci-android-49-kasan-gce-8,10.128.0.37' (ECDSA) to the list of known hosts. 2017/09/08 00:51:30 parsed 1 programs 2017/09/08 00:51:30 executed programs: 0 syzkaller login: [ 56.613733] dev_remove_pack: ffff8801cd098780 not found [ 56.684478] dev_remove_pack: ffff8801cd09b200 not found [ 57.174463] dev_remove_pack: ffff8801cad31880 not found [ 57.293320] dev_remove_pack: ffff8801c95b4300 not found [ 57.423351] dev_remove_pack: ffff8801c9f41880 not found [ 57.524379] dev_remove_pack: ffff8801c9f45400 not found [ 57.654417] dev_remove_pack: ffff8801cb180780 not found [ 57.738596] dev_remove_pack: ffff8801cb186500 not found [ 57.883330] dev_remove_pack: ffff8801cad4dc80 not found [ 58.113472] dev_remove_pack: ffff8801cd492980 not found [ 58.588235] ------------[ cut here ]------------ [ 58.593015] kernel BUG at net/packet/af_packet.c:1515! [ 58.598261] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 58.603596] Dumping ftrace buffer: [ 58.607099] (ftrace buffer empty) [ 58.610776] Modules linked in: [ 58.614046] CPU: 0 PID: 3913 Comm: syz-executor7 Not tainted 4.9.48-g9983305 #42 [ 58.621542] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.630863] task: ffff8801c5e3e000 task.stack: ffff8801cd7a0000 [ 58.636885] RIP: 0010:[<ffffffff83544d69>] [<ffffffff83544d69>] __unregister_prot_hook+0x139/0x280 [ 58.646154] RSP: 0018:ffff8801cd7a7ac8 EFLAGS: 00010297 [ 58.651568] RAX: ffff8801c5e3e000 RBX: 000000000000000b RCX: 0000000000000000 [ 58.658802] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8801cd8d2278 [ 58.666038] RBP: ffff8801cd7a7b08 R08: 0000000000000001 R09: 0000000000000000 [ 58.673277] R10: 0000000000000000 R11: 1ffff10039af4f22 R12: ffff8801cd8d2200 [ 58.680526] R13: ffff8801c5549980 R14: 000000000000000b R15: dffffc0000000000 [ 58.687772] FS: 00007fded2a3a700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 58.695966] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.701811] CR2: 0000000020001000 CR3: 00000001cc48d000 CR4: 00000000001406f0 [ 58.709049] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 58.716284] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 58.723518] Stack: [ 58.725634] ffff8801c5549ff0 ffff8801cd8d2a28 0000000000000000 ffff8801c5549980 [ 58.733594] ffff8801c5549e10 0000000000000000 ffff8801c5549de8 ffff8801cd7a7d80 [ 58.741545] ffff8801cd7a7c50 ffffffff835483dc 0000000041b58ab3 0000000000000008 [ 58.749486] Call Trace: [ 58.752044] [<ffffffff835483dc>] packet_set_ring+0xd6c/0x18b0 [ 58.757978] [<ffffffff83547670>] ? packet_poll+0x5c0/0x5c0 [ 58.763656] [<ffffffff838ab7b9>] ? retint_kernel+0x2d/0x2d [ 58.769337] [<ffffffff8354ae94>] packet_setsockopt+0x554/0x2240 [ 58.775455] [<ffffffff81bf5a3f>] ? sock_has_perm+0x9f/0x3e0 [ 58.781225] [<ffffffff8354a940>] ? packet_recvmsg+0x1000/0x1000 [ 58.787336] [<ffffffff81bf5c32>] ? sock_has_perm+0x292/0x3e0 [ 58.793185] [<ffffffff81bf5a3f>] ? sock_has_perm+0x9f/0x3e0 [ 58.798948] [<ffffffff81bf59a0>] ? selinux_file_send_sigiotask+0x310/0x310 [ 58.806016] [<ffffffff810e0230>] ? __do_page_fault+0x510/0xbd0 [ 58.812038] [<ffffffff815cfac1>] ? __fget+0x201/0x3a0 [ 58.817281] [<ffffffff81c38756>] ? selinux_netlbl_socket_setsockopt+0x116/0x340 [ 58.824779] [<ffffffff81c38640>] ? selinux_netlbl_sock_rcv_skb+0x470/0x470 [ 58.831843] [<ffffffff81bf61dd>] ? selinux_socket_setsockopt+0x6d/0x80 [ 58.838562] [<ffffffff82ed31e0>] SyS_setsockopt+0x160/0x250 [ 58.844323] [<ffffffff82ed3080>] ? SyS_recv+0x40/0x40 [ 58.849573] [<ffffffff81dc0879>] ? copy_user_generic_unrolled+0x89/0xc0 [ 58.856377] [<ffffffff81177728>] ? SyS_getrlimit+0x88/0x110 [ 58.862141] [<ffffffff8100301a>] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 58.868686] [<ffffffff838aad85>] entry_SYSCALL_64_fastpath+0x23/0xc6 [ 58.875231] Code: 48 89 fa 48 c1 ea 03 42 80 3c 3a 00 0f 85 4a 01 00 00 4d 3b 6c c4 28 74 16 e8 b4 58 e2 fd 83 c3 01 44 39 f3 75 cd e8 a7 58 e2 fd <0f> 0b 31 c0 41 8d 5e ff 48 89 45 c0 e8 96 58 e2 fd 49 8d 7c dc [ 58.901534] RIP [<ffffffff83544d69>] __unregister_prot_hook+0x139/0x280 [ 58.909071] RSP <ffff8801cd7a7ac8> [ 58.912791] ---[ end trace 013c37717ea47dc4 ]--- [ 58.917523] Kernel panic - not syncing: Fatal exception [ 58.923144] Dumping ftrace buffer: [ 58.926649] (ftrace buffer empty) [ 58.930326] Kernel Offset: disabled [ 58.933926] Rebooting in 86400 seconds..