syzbot suspects this issue was fixed by commit:
commit 79f3d123caedbac30a6fd75f9597b2a60a89d513
Author: Liam R. Howlett <Liam.Howlett@xxxxxxxxxx>
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
