syzbot


kernel BUG at net/packet/af_packet.c:LINE!

Status: closed as invalid on 2019/01/01 20:10
First crash: 2412d, last: 2226d
Similar bugs (3)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kernel BUG at net/packet/af_packet.c:LINE! C 43 2393d 2355d 0/26 closed as invalid on 2017/11/01 18:58
upstream kernel BUG at net/packet/af_packet.c:LINE! (2) net 2 2323d 2325d 3/26 fixed on 2017/12/27 08:45
upstream kernel BUG at net/packet/af_packet.c:LINE! (3) net syz 5 2226d 2273d 8/26 fixed on 2018/07/29 21:25

Sample crash report:
------------[ cut here ]------------
kernel BUG at net/packet/af_packet.c:3116!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 3838 Comm: syzkaller474995 Not tainted 4.9.86-g00db063 #52
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801c6dd6000 task.stack: ffff8801d7270000
RIP: 0010:[<ffffffff8356367a>]  [<ffffffff8356367a>] packet_do_bind+0x96a/0xb60 net/packet/af_packet.c:3116
RSP: 0018:ffff8801d7277c88  EFLAGS: 00010293
RAX: ffff8801c6dd6000 RBX: ffff8801c6f07700 RCX: ffffffff8356367a
RDX: 0000000000000000 RSI: ffffffff83c18f80 RDI: ffffffff842003e0
RBP: ffff8801d7277cf0 R08: 1ffff10038dbad1f R09: 0000000000000000
R10: 0000000000000000 R11: ffff8801c6dd6000 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000300 R15: ffff8801c6f07e88
FS:  00007f29de1c6700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f29de0ffe78 CR3: 00000001d8086000 CR4: 0000000000160670
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffffffff8356330d ffffea00075c9dc0 ffff8801c6f07e34 ffff8801c6f07e28
 ffff8801d7277cf8 ffff8801c6f07e80 2c212401a028024b ffff8801c6f07d70
 ffff8801d7277de0 0000000000000300 ffff8801c6f07700 0000000000000014
Call Trace:
 [<ffffffff83563b11>] packet_bind+0x141/0x1a0 net/packet/af_packet.c:3191
 [<ffffffff82ed9412>] SYSC_bind+0x162/0x280 net/socket.c:1396
 [<ffffffff82edbc64>] SyS_bind+0x24/0x30 net/socket.c:1382
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b5613>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: c0 74 08 3c 01 0f 8e b3 01 00 00 66 44 89 b3 80 07 00 00 48 c7 83 88 07 00 00 00 00 00 00 45 31 ff e9 7c fa ff ff e8 66 7d e0 fd <0f> 0b e8 5f 7d e0 fd 4c 89 fa 48 b8 00 00 00 00 00 fc ff df 48 
RIP  [<ffffffff8356367a>] packet_do_bind+0x96a/0xb60 net/packet/af_packet.c:3116
 RSP <ffff8801d7277c88>
---[ end trace 9959d8f80fd7cad8 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..

Crashes (10):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2018/03/10 14:15 https://android.googlesource.com/kernel/common android-4.9 00db063b0f88 36d1c454 .config console log report syz C ci-android-49-kasan-gce
2017/09/30 21:37 https://android.googlesource.com/kernel/common android-4.9 9b2b08179641 c26ea367 .config console log report syz ci-android-49-kasan-gce
2017/09/08 00:53 https://android.googlesource.com/kernel/common android-4.9 9983305173b5 d18bfda0 .config console log report syz ci-android-49-kasan-gce
2017/09/05 06:11 https://android.googlesource.com/kernel/common android-4.9 6cd212785150 0ed1da4a .config console log report syz ci-android-49-kasan-gce
2018/03/08 20:10 https://android.googlesource.com/kernel/common android-4.9 00db063b0f88 acd0caa5 .config console log report syz ci-android-49-kasan-gce-386
2017/10/05 09:51 https://android.googlesource.com/kernel/common android-4.9 3217cccb8161 c26ea367 .config console log report ci-android-49-kasan-gce
2017/09/24 16:25 https://android.googlesource.com/kernel/common android-4.9 47589a56b906 c26ea367 .config console log report ci-android-49-kasan-gce
2017/09/21 15:50 https://android.googlesource.com/kernel/common android-4.9 70b8b076f7bb 653022e6 .config console log report ci-android-49-kasan-gce
2017/09/10 06:03 https://android.googlesource.com/kernel/common android-4.9 93babebe30d1 d18bfda0 .config console log report ci-android-49-kasan-gce
2017/09/08 08:46 https://android.googlesource.com/kernel/common android-4.9 9983305173b5 d18bfda0 .config console log report ci-android-49-kasan-gce
* Struck through repros no longer work on HEAD.