All of lore.kernel.org
 help / color / mirror / Atom feed
From: syzbot <syzbot+ec4b7d82bb051330f15a@syzkaller.appspotmail.com>
To: Liam.Howlett@Oracle.com, Liam.Howlett@oracle.com,
	 akpm@linux-foundation.org, david@redhat.com, hdanton@sina.com,
	 hughd@google.com, jannh@google.com, liam.howlett@oracle.com,
	 linux-kernel@vger.kernel.org, linux-mm@kvack.org,
	lorenzo.stoakes@oracle.com,  syzkaller-bugs@googlegroups.com,
	vbabka@suse.cz, vivek.kasireddy@intel.com,  willy@infradead.org
Subject: Re: [syzbot] [mm?] BUG: Bad page map (8)
Date: Fri, 27 Dec 2024 09:02:04 -0800	[thread overview]
Message-ID: <676edd8c.050a0220.2f3838.0487.GAE@google.com> (raw)
In-Reply-To: <000000000000341f5f061d8d6bcb@google.com>

syzbot suspects this issue was fixed by commit:

commit 79f3d123caedbac30a6fd75f9597b2a60a89d513
Author: Liam R. Howlett <Liam.Howlett@Oracle.com>
Date:   Wed Oct 16 01:34:55 2024 +0000

    mm/mmap: fix race in mmap_region() with ftruncate()

bisection log:  https://syzkaller.appspot.com/x/bisect.txt?x=17d2d018580000
start commit:   3efc57369a0c Merge tag 'for-linus' of git://git.kernel.org..
git tree:       upstream
kernel config:  https://syzkaller.appspot.com/x/.config?x=a4fcb065287cdb84
dashboard link: https://syzkaller.appspot.com/bug?extid=ec4b7d82bb051330f15a
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=113acd9f980000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=14cc0127980000

If the result looks correct, please mark the issue as fixed by replying with:

#syz fix: mm/mmap: fix race in mmap_region() with ftruncate()

For information about bisection process see: https://goo.gl/tpsmEJ#bisection


      parent reply	other threads:[~2024-12-27 17:02 UTC|newest]

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-18 22:51 [syzbot] [mm?] BUG: Bad page map (8) syzbot
2024-07-19 11:07 ` Hillf Danton
2024-07-19 11:44   ` syzbot
2024-07-19 11:21 ` David Hildenbrand
2024-07-20  5:02   ` Hillf Danton
2024-07-20  6:30     ` Kasireddy, Vivek
2024-07-22 13:23     ` David Hildenbrand
2024-07-19 13:00 ` Hillf Danton
2024-07-19 13:14   ` syzbot
2024-07-19 23:08 ` Hillf Danton
2024-07-19 23:21   ` syzbot
2024-07-20  6:32 ` Kasireddy, Vivek
2024-07-20  7:01   ` syzbot
2024-07-23 10:37 ` Hillf Danton
2024-07-23 10:52   ` syzbot
2024-09-30  0:02 ` syzbot
2024-09-30 13:52   ` Matthew Wilcox
2024-12-27 17:02 ` syzbot [this message]

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=676edd8c.050a0220.2f3838.0487.GAE@google.com \
    --to=syzbot+ec4b7d82bb051330f15a@syzkaller.appspotmail.com \
    --cc=Liam.Howlett@Oracle.com \
    --cc=akpm@linux-foundation.org \
    --cc=david@redhat.com \
    --cc=hdanton@sina.com \
    --cc=hughd@google.com \
    --cc=jannh@google.com \
    --cc=linux-kernel@vger.kernel.org \
    --cc=linux-mm@kvack.org \
    --cc=lorenzo.stoakes@oracle.com \
    --cc=syzkaller-bugs@googlegroups.com \
    --cc=vbabka@suse.cz \
    --cc=vivek.kasireddy@intel.com \
    --cc=willy@infradead.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body. 
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.