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From: Stefan Hajnoczi <stefanha@redhat.com>
To: syzbot <syzbot+70f57d8a3ae84934c003@syzkaller.appspotmail.com>
Cc: jasowang@redhat.com, linux-kernel@vger.kernel.org,
	michael.christie@oracle.com, mst@redhat.com, osalvador@suse.de,
	pbonzini@redhat.com, syzkaller-bugs@googlegroups.com,
	virtualization@lists.linux.dev, xuanzhuo@linux.alibaba.com
Subject: Re: [syzbot] [virtualization?] upstream boot error: WARNING: refcount bug in __free_pages_ok
Date: Thu, 21 Mar 2024 08:07:22 -0400	[thread overview]
Message-ID: <20240321120722.GC1465092@fedora> (raw)
In-Reply-To: <000000000000e4b57b06141d250c@google.com>

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On Wed, Mar 20, 2024 at 01:08:02PM -0700, syzbot wrote:
> Hello,
> 
> syzbot has tested the proposed patch and the reproducer did not trigger any issue:
> 
> Reported-and-tested-by: syzbot+70f57d8a3ae84934c003@syzkaller.appspotmail.com
> 
> Tested on:
> 
> commit:         4bedfb31 mm,page_owner: maintain own list of stack_rec..
> git tree:       git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
> kernel config:  https://syzkaller.appspot.com/x/.config?x=527195e149aa3091
> dashboard link: https://syzkaller.appspot.com/bug?extid=70f57d8a3ae84934c003
> compiler:       Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40
> 
> Note: no patches were applied.
> Note: testing is done by a robot and is best-effort only.
> 

Good, that was the expected last working commit. Here is the next commit
(it should fail):

#syz test: git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 217b2119b9e260609958db413876f211038f00ee

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  reply	other threads:[~2024-03-21 12:07 UTC|newest]

Thread overview: 12+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-03-19  7:32 [syzbot] [virtualization?] upstream boot error: WARNING: refcount bug in __free_pages_ok syzbot
2024-03-19  7:40 ` Michael S. Tsirkin
2024-03-19 17:19   ` Stefan Hajnoczi
2024-03-19 17:47     ` Michael S. Tsirkin
2024-03-19 20:51     ` Mike Christie
2024-03-20 11:30       ` Stefan Hajnoczi
2024-03-20 20:08         ` syzbot
2024-03-21 12:07           ` Stefan Hajnoczi [this message]
2024-03-21 15:52             ` syzbot
2024-03-21 17:13               ` Stefan Hajnoczi
2024-03-19 18:59   ` Stefan Hajnoczi
2024-03-20  6:12     ` syzbot

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