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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: 10+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2024-07-18 22:51 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
2024-07-20  6:32 ` Kasireddy, Vivek
2024-07-20  7:01   ` syzbot
2024-09-30  0:02 ` syzbot
2024-09-30 13:52   ` Matthew Wilcox
2024-12-27 17:02 ` syzbot [this message]

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