syzbot


kernel BUG at mm/vmstat.c:LINE!

Status: auto-closed as invalid on 2019/12/02 07:15
Reported-by: syzbot+88b218e7d542b84fb4db@syzkaller.appspotmail.com
First crash: 1808d, last: 1699d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 kernel BUG at mm/vmstat.c:LINE! C 133 1578d 1812d 0/2 public: reported C repro on 2019/04/13 00:00

Sample crash report:
------------[ cut here ]------------
kernel BUG at mm/vmstat.c:1420!
invalid opcode: 0000 [#1] PREEMPT SMP 
Modules linked in:
CPU: 1 PID: 918 Comm: kworker/1:1 Not tainted 4.4.186 #16
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: vmstat vmstat_update
task: ffff8800ba514280 ti: ffff8800baba4000 task.ti: ffff8800baba4000
RIP: 0010:[<ffffffff8129c35c>]  [<ffffffff8129c35c>] vmstat_update mm/vmstat.c:1420 [inline]
RIP: 0010:[<ffffffff8129c35c>]  [<ffffffff8129c35c>] vmstat_update+0x8c/0xc0 mm/vmstat.c:1391
RSP: 0018:ffff8800baba7d70  EFLAGS: 00010293
RAX: 0000000000000001 RBX: ffff8800baa7a100 RCX: 0000000000000000
RDX: 0000000000000000 RSI: ffffffff82f4e086 RDI: ffffffff82f08752
RBP: ffff8800baba7d90 R08: 0000000000000000 R09: 0000000000000003
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88012c1168c0
R13: ffffe8ffffd0a400 R14: ffff88012c110e20 R15: ffffffff83436ef8
FS:  0000000000000000(0000) GS:ffff88012c100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f132d9a8000 CR3: 00000000affdc000 CR4: 00000000001406f0
Stack:
 ffff8800baa7a100 ffff88012c1168c0 ffffe8ffffd0a400 ffff88012c110e20
 ffff8800baba7e00 ffffffff811915d7 ffffffff81191544 ffff88012c116a08
 0000000000000000 ffffffff84310f90 ffffffff83db9740 0000000000000000
Call Trace:
 [<ffffffff811915d7>] process_one_work+0x237/0x7f0 kernel/workqueue.c:2064
 [<ffffffff81191bd9>] worker_thread+0x49/0x460 kernel/workqueue.c:2196
 [<ffffffff81196de3>] kthread+0xe3/0x100 drivers/block/aoe/aoecmd.c:1311
 [<ffffffff82651a6f>] ret_from_fork+0x3f/0x70 arch/x86/entry/entry_64.S:510
Code: 41 5c 41 5d 41 5e 5d c3 e8 62 80 62 00 83 f8 3f 77 1b 89 c0 f0 48 0f ab 05 4a 4c 07 03 72 0c 48 83 c4 08 41 5c 41 5d 41 5e 5d c3 <0f> 0b 80 3d 8b b5 16 02 00 75 dc be 75 00 00 00 48 c7 c7 3f fa 
RIP  [<ffffffff8129c35c>] vmstat_update+0x8c/0xc0 mm/vmstat.c:1422
 RSP <ffff8800baba7d70>
---[ end trace 5ec0184f20dc1689 ]---

Crashes (19):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2019/08/04 07:14 linux-4.4.y a3e421fbb857 6affd8e8 .config console log report ci2-linux-4-4
2019/07/30 19:28 linux-4.4.y a3e421fbb857 f28bf2a5 .config console log report ci2-linux-4-4
2019/07/17 10:43 linux-4.4.y 7bbf48947605 0d10349c .config console log report ci2-linux-4-4
2019/07/12 06:21 linux-4.4.y 7bbf48947605 baa5258a .config console log report ci2-linux-4-4
2019/06/30 07:04 linux-4.4.y 72d1ee93e931 7509bf36 .config console log report ci2-linux-4-4
2019/06/29 00:58 linux-4.4.y 72d1ee93e931 7509bf36 .config console log report ci2-linux-4-4
2019/06/28 00:44 linux-4.4.y 72d1ee93e931 7509bf36 .config console log report ci2-linux-4-4
2019/06/22 04:37 linux-4.4.y 33790f2eda73 34bf9440 .config console log report ci2-linux-4-4
2019/06/03 18:05 linux-4.4.y 0f654c12cd72 63bf051f .config console log report ci2-linux-4-4
2019/05/30 02:39 linux-4.4.y 0f654c12cd72 d9aaf3c2 .config console log report ci2-linux-4-4
2019/05/27 20:43 linux-4.4.y 0f654c12cd72 562efd79 .config console log report ci2-linux-4-4
2019/05/23 03:27 linux-4.4.y 0f654c12cd72 84b9d384 .config console log report ci2-linux-4-4
2019/05/18 20:10 linux-4.4.y 0f654c12cd72 5a4461b0 .config console log report ci2-linux-4-4
2019/05/12 16:31 linux-4.4.y 5875149a400a c017728b .config console log report ci2-linux-4-4
2019/05/07 18:34 linux-4.4.y 5875149a400a 04e9d8ce .config console log report ci2-linux-4-4
2019/05/02 04:51 linux-4.4.y 5875149a400a 7516d9fa .config console log report ci2-linux-4-4
2019/04/30 13:55 linux-4.4.y 5875149a400a 20f16bef .config console log report ci2-linux-4-4
2019/04/25 23:56 linux-4.4.y 12ae58ca7ec4 f46aabc8 .config console log report ci2-linux-4-4
2019/04/17 01:24 linux-4.4.y 12ae58ca7ec4 b0e8efcb .config console log report ci2-linux-4-4
* Struck through repros no longer work on HEAD.