2017/09/05 15:13:08 parsed 1 programs 2017/09/05 15:13:08 executed programs: 0 syzkaller login: [ 32.442151] syz-executor0 uses obsolete (PF_INET,SOCK_PACKET) [ 34.674789] ------------[ cut here ]------------ [ 34.675219] kernel BUG at net/packet/af_packet.c:1521! [ 34.675678] invalid opcode: 0000 [#1] SMP KASAN [ 34.675997] Dumping ftrace buffer: [ 34.676332] (ftrace buffer empty) [ 34.676652] Modules linked in: [ 34.679092] CPU: 0 PID: 3133 Comm: syz-executor0 Not tainted 4.13.0-next-20170905+ #15 [ 34.679891] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS Bochs 01/01/2011 [ 34.680639] task: ffff88003d0d4340 task.stack: ffff880038890000 [ 34.681225] RIP: 0010:__unregister_prot_hook+0x139/0x280 [ 34.681713] RSP: 0018:ffff880038897700 EFLAGS: 00010297 [ 34.682228] RAX: ffff88003d0d4340 RBX: 0000000000000001 RCX: 0000000000000000 [ 34.682986] RDX: 0000000000000000 RSI: ffffffff84d40681 RDI: ffff88006babe628 [ 34.683669] RBP: ffff880038897740 R08: ffff880038897050 R09: ffff880038897048 [ 34.684363] R10: ffff880038896fc0 R11: 1ffff10007a1aafb R12: ffff88006babe600 [ 34.685366] R13: ffff88006a099280 R14: 0000000000000001 R15: dffffc0000000000 [ 34.686036] FS: 00007fc578de0700(0000) GS:ffff88003ec00000(0000) knlGS:0000000000000000 [ 34.686781] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.687187] CR2: 000000002052e000 CR3: 000000006875d000 CR4: 00000000000006f0 [ 34.687845] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.688708] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.689353] Call Trace: [ 34.689593] packet_set_ring+0xe7c/0x1b70 [ 34.689989] ? packet_poll+0x5c0/0x5c0 [ 34.690338] ? __might_fault+0xe0/0x1d0 [ 34.690757] ? lock_downgrade+0x990/0x990 [ 34.691131] ? lock_release+0xd70/0xd70 [ 34.691486] ? check_same_owner+0x320/0x320 [ 34.691871] ? __check_object_size+0x25d/0x4f0 [ 34.692312] ? __might_sleep+0x95/0x190 [ 34.692674] ? kasan_check_write+0x14/0x20 [ 34.693077] ? _copy_from_user+0x99/0x110 [ 34.693450] packet_setsockopt+0x6cd/0x1e80 [ 34.693838] ? fanout_add+0x1190/0x1190 [ 34.694250] ? lock_downgrade+0x990/0x990 [ 34.694680] ? __fget+0xbb/0x580 [ 34.694983] ? lock_release+0xd70/0xd70 [ 34.695351] ? __lock_is_held+0xbc/0x140 [ 34.695719] ? __fget+0x362/0x580 [ 34.696048] ? iterate_fd+0x3f0/0x3f0 [ 34.696392] ? evict_inodes+0x590/0x590 [ 34.696752] ? schedule+0x108/0x440 [ 34.697099] ? sock_has_perm+0x29c/0x400 [ 34.697460] ? __fget_light+0x29d/0x390 [ 34.697814] ? selinux_tun_dev_create+0xc0/0xc0 [ 34.698233] ? selinux_netlbl_socket_setsockopt+0x10c/0x460 [ 34.698793] ? selinux_netlbl_sock_rcv_skb+0x730/0x730 [ 34.699270] ? trace_hardirqs_off+0xd/0x10 [ 34.699651] ? selinux_socket_setsockopt+0x64/0x80 [ 34.700116] SyS_setsockopt+0x189/0x360 [ 34.700473] ? SyS_setsockopt+0x189/0x360 [ 34.700851] ? SyS_recv+0x40/0x40 [ 34.701178] ? entry_SYSCALL_64_fastpath+0x5/0xbe [ 34.701610] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 34.702058] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 34.702489] entry_SYSCALL_64_fastpath+0x1f/0xbe [ 34.702843] RIP: 0033:0x447299 [ 34.703087] RSP: 002b:00007fc578ddfc08 EFLAGS: 00000292 ORIG_RAX: 0000000000000036 [ 34.703790] RAX: ffffffffffffffda RBX: 000000000000000b RCX: 0000000000447299 [ 34.704439] RDX: 0000000000000005 RSI: 0000000000000107 RDI: 000000000000000b [ 34.705096] RBP: 0000000000000082 R08: 000000000000047e R09: 0000000000000000 [ 34.705973] R10: 0000000020001000 R11: 0000000000000292 R12: 00000000ffffffff [ 34.706637] R13: 0000000000005300 R14: 00000000006e83c0 R15: 000000000000000a [ 34.707331] Code: 48 89 fa 48 c1 ea 03 42 80 3c 3a 00 0f 85 4e 01 00 00 4d 3b 6c c4 28 74 16 83 c3 01 e8 d1 11 2d fd 44 39 f3 75 cd e8 c7 11 2d fd <0f> 0b 31 c0 41 8d 5e ff 48 89 45 c0 e8 b6 11 2d fd 49 8d 7c dc [ 34.709183] RIP: __unregister_prot_hook+0x139/0x280 RSP: ffff880038897700 [ 34.709905] ---[ end trace 1effdae2b10aa999 ]--- [ 34.710449] Kernel panic - not syncing: Fatal exception [ 34.711944] Dumping ftrace buffer: [ 34.712301] (ftrace buffer empty) [ 34.712674] Kernel Offset: disabled [ 34.713054] Rebooting in 86400 seconds..