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* WARNING in try_charge
@ 2018-08-04 13:33 syzbot
  2018-08-04 13:45 ` Tetsuo Handa
                   ` (3 more replies)
  0 siblings, 4 replies; 53+ messages in thread
From: syzbot @ 2018-08-04 13:33 UTC (permalink / raw)
  To: cgroups, hannes, linux-kernel, linux-mm, mhocko, syzkaller-bugs,
	vdavydov.dev

Hello,

syzbot found the following crash on:

HEAD commit:    d1e0b8e0cb7a Add linux-next specific files for 20180725
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=15a1c770400000
kernel config:  https://syzkaller.appspot.com/x/.config?x=eef3552c897e4d33
dashboard link: https://syzkaller.appspot.com/bug?extid=bab151e82a4e973fa325
compiler:       gcc (GCC) 8.0.1 20180413 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+bab151e82a4e973fa325@syzkaller.appspotmail.com

Killed process 23767 (syz-executor2) total-vm:70472kB, anon-rss:104kB,  
file-rss:32768kB, shmem-rss:0kB
oom_reaper: reaped process 23767 (syz-executor2), now anon-rss:0kB,  
file-rss:32000kB, shmem-rss:0kB
------------[ cut here ]------------
Memory cgroup charge failed because of no reclaimable memory! This looks  
like a misconfiguration or a kernel bug.
WARNING: CPU: 1 PID: 23767 at mm/memcontrol.c:1710 mem_cgroup_oom  
mm/memcontrol.c:1709 [inline]
WARNING: CPU: 1 PID: 23767 at mm/memcontrol.c:1710 try_charge+0x734/0x1680  
mm/memcontrol.c:2211
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 23767 Comm: syz-executor2 Not tainted 4.18.0-rc6-next-20180725+  
#18
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS  
Google 01/01/2011
Call Trace:
  __dump_stack lib/dump_stack.c:77 [inline]
  dump_stack+0x1c9/0x2b4 lib/dump_stack.c:113
  panic+0x238/0x4e7 kernel/panic.c:184


---
This bug is generated by a bot. It may contain errors.
See https://goo.gl/tpsmEJ for more information about syzbot.
syzbot engineers can be reached at syzkaller@googlegroups.com.

syzbot will keep track of this bug report. See:
https://goo.gl/tpsmEJ#bug-status-tracking for how to communicate with  
syzbot.

^ permalink raw reply	[flat|nested] 53+ messages in thread

end of thread, other threads:[~2018-08-09 21:05 UTC | newest]

Thread overview: 53+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2018-08-04 13:33 WARNING in try_charge syzbot
2018-08-04 13:45 ` Tetsuo Handa
2018-08-05 11:33   ` Tetsuo Handa
2018-08-05  8:14 ` syzbot
2018-08-06  9:15 ` Michal Hocko
2018-08-06  9:30   ` Dmitry Vyukov
2018-08-06  9:48     ` Michal Hocko
2018-08-06 10:34       ` Dmitry Vyukov
2018-08-06 11:02         ` Michal Hocko
2018-08-06 11:57           ` Dmitry Vyukov
2018-08-06 14:21             ` Michal Hocko
2018-08-06 14:58               ` Dmitry Vyukov
2018-08-06 17:30                 ` Michal Hocko
2018-08-06 17:53                   ` Dmitry Vyukov
2018-08-06 15:07               ` Dmitry Vyukov
2018-08-06 15:31               ` Johannes Weiner
2018-08-06 10:39       ` Dmitry Vyukov
2018-08-06 10:47         ` Tetsuo Handa
2018-08-06 11:09           ` Michal Hocko
2018-08-06 11:27           ` syzbot
2018-08-06 11:32             ` Michal Hocko
2018-08-06 11:58               ` Dmitry Vyukov
2018-08-06 14:41               ` Tetsuo Handa
2018-08-06 14:58                 ` Michal Hocko
2018-08-06 15:12                   ` Tetsuo Handa
2018-08-06 14:54               ` David Howells
2018-08-06 15:04                 ` Tetsuo Handa
2018-08-06 11:00         ` syzbot
2018-08-06 15:32         ` Tetsuo Handa
2018-08-06 15:42           ` syzbot
2018-08-06 16:02             ` Tetsuo Handa
2018-08-06 17:44             ` Michal Hocko
2018-08-06 17:49               ` Dmitry Vyukov
2018-08-06 17:56               ` Michal Hocko
2018-08-06 18:13                 ` Michal Hocko
2018-08-06 18:23                   ` syzbot
2018-08-06 18:55                     ` Michal Hocko
2018-08-06 19:12                       ` syzbot
2018-08-06 19:45                         ` Michal Hocko
2018-08-06 19:46                           ` Michal Hocko
2018-08-07 11:18                       ` Dmitry Vyukov
2018-08-07 11:25                         ` Michal Hocko
2018-08-06 18:39                   ` Michal Hocko
2018-08-06 20:26                 ` Tetsuo Handa
2018-08-06 20:34                   ` Michal Hocko
2018-08-06 20:46                     ` Tetsuo Handa
2018-08-06 20:55                       ` Michal Hocko
2018-08-06 21:50                         ` Tetsuo Handa
2018-08-07 10:19                           ` Tetsuo Handa
2018-08-09 13:57 ` Tetsuo Handa
2018-08-09 15:07   ` Michal Hocko
2018-08-09 21:05     ` Tetsuo Handa
2018-08-09 15:34   ` Johannes Weiner

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