WARNING in mark_lock (2)

2019-09-24 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:b41dae06 Merge tag 'xfs-5.4-merge-7' of git://git.kernel.o.. git tree: net-next console output: https://syzkaller.appspot.com/x/log.txt?x=16b6d8e960 kernel config: https://syzkaller.appspot.com/x/.config?x=dfcf592db22b9132

Re: WARNING in mark_lock

2019-07-08 Thread syzbot
Hello, syzbot has tested the proposed patch and the reproducer did not trigger crash: Reported-and-tested-by: syzbot+a861f52659ae25964...@syzkaller.appspotmail.com Tested on: commit: 17b3f125 tls: working code git tree: git://github.com/cilium/linux fix-unhash kernel

Re: WARNING in mark_lock

2019-07-08 Thread John Fastabend
syzbot wrote: > Hello, > > syzbot has tested the proposed patch but the reproducer still triggered > crash: > KASAN: use-after-free Read in class_equal > > == > BUG: KASAN: use-after-free in class_equal+0x40/0x50 >

Re: WARNING in mark_lock

2019-06-30 Thread syzbot
Hello, syzbot has tested the proposed patch but the reproducer still triggered crash: KASAN: use-after-free Read in class_equal == BUG: KASAN: use-after-free in class_equal+0x40/0x50 kernel/locking/lockdep.c:1527 Read of size

RE: [net/bpf] Re: WARNING in mark_lock

2019-06-30 Thread John Fastabend
Eric Biggers wrote: > [+bpf list] > > On Tue, Jun 25, 2019 at 08:20:56AM +0200, Thomas Gleixner wrote: > > On Mon, 24 Jun 2019, syzbot wrote: > > > > > Hello, > > > > CC++ Peterz > > > > > > > > syzbot found the following crash on: > > > > > > HEAD commit:dc636f5d Add linux-next

Re: WARNING in mark_lock

2019-06-27 Thread syzbot
syzbot has bisected this bug to: commit e9db4ef6bf4ca9894bb324c76e01b8f1a16b2650 Author: John Fastabend Date: Sat Jun 30 13:17:47 2018 + bpf: sockhash fix omitted bucket lock in sock_close bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1436e7e9a0 start commit:

Re: WARNING in mark_lock

2019-06-25 Thread Dmitry Vyukov
On Tue, Jun 25, 2019 at 4:01 PM Peter Zijlstra wrote: > > On Tue, Jun 25, 2019 at 02:07:42PM +0200, Dmitry Vyukov wrote: > > On Tue, Jun 25, 2019 at 1:06 PM Peter Zijlstra wrote: > > > > > > On Tue, Jun 25, 2019 at 01:03:01PM +0200, Peter Zijlstra wrote: > > > > On Tue, Jun 25, 2019 at

Re: WARNING in mark_lock

2019-06-25 Thread Peter Zijlstra
On Tue, Jun 25, 2019 at 02:07:42PM +0200, Dmitry Vyukov wrote: > On Tue, Jun 25, 2019 at 1:06 PM Peter Zijlstra wrote: > > > > On Tue, Jun 25, 2019 at 01:03:01PM +0200, Peter Zijlstra wrote: > > > On Tue, Jun 25, 2019 at 08:20:56AM +0200, Thomas Gleixner wrote: > > > > On Mon, 24 Jun 2019, syzbot

Re: WARNING in mark_lock

2019-06-25 Thread Dmitry Vyukov
On Tue, Jun 25, 2019 at 1:06 PM Peter Zijlstra wrote: > > On Tue, Jun 25, 2019 at 01:03:01PM +0200, Peter Zijlstra wrote: > > On Tue, Jun 25, 2019 at 08:20:56AM +0200, Thomas Gleixner wrote: > > > On Mon, 24 Jun 2019, syzbot wrote: > > > > > > syzbot found the following crash on: > > > > > > > >

Re: WARNING in mark_lock

2019-06-25 Thread Peter Zijlstra
On Tue, Jun 25, 2019 at 01:03:01PM +0200, Peter Zijlstra wrote: > On Tue, Jun 25, 2019 at 08:20:56AM +0200, Thomas Gleixner wrote: > > On Mon, 24 Jun 2019, syzbot wrote: > > > > syzbot found the following crash on: > > > > > > HEAD commit:dc636f5d Add linux-next specific files for 20190620 >

Re: WARNING in mark_lock

2019-06-25 Thread Peter Zijlstra
On Tue, Jun 25, 2019 at 08:20:56AM +0200, Thomas Gleixner wrote: > On Mon, 24 Jun 2019, syzbot wrote: > > syzbot found the following crash on: > > > > HEAD commit:dc636f5d Add linux-next specific files for 20190620 > > git tree: linux-next > > console output:

[net/bpf] Re: WARNING in mark_lock

2019-06-25 Thread Eric Biggers
[+bpf list] On Tue, Jun 25, 2019 at 08:20:56AM +0200, Thomas Gleixner wrote: > On Mon, 24 Jun 2019, syzbot wrote: > > > Hello, > > CC++ Peterz > > > > > syzbot found the following crash on: > > > > HEAD commit:dc636f5d Add linux-next specific files for 20190620 > > git tree:

Re: WARNING in mark_lock

2019-06-25 Thread Thomas Gleixner
On Mon, 24 Jun 2019, syzbot wrote: > Hello, CC++ Peterz > > syzbot found the following crash on: > > HEAD commit:dc636f5d Add linux-next specific files for 20190620 > git tree: linux-next > console output: https://syzkaller.appspot.com/x/log.txt?x=162b68b1a0 > kernel config:

WARNING in mark_lock

2019-06-24 Thread syzbot
Hello, syzbot found the following crash on: HEAD commit:dc636f5d Add linux-next specific files for 20190620 git tree: linux-next console output: https://syzkaller.appspot.com/x/log.txt?x=162b68b1a0 kernel config: https://syzkaller.appspot.com/x/.config?x=99c104b0092a557b