Hello, syzbot has tested the proposed patch and the reproducer did not trigger any issue: Reported-and-tested-by: syzbot+e08de3db8be67b2a01b0@xxxxxxxxxxxxxxxxxxxxxxxxx Tested on: commit: ea32d892 squashfs: free bios allocated using bio_kmall.. git tree: git://git.infradead.org/users/hch/misc.git squashfs-fix kernel config: https://syzkaller.appspot.com/x/.config?x=6a82c1abd4cbb9ee dashboard link: https://syzkaller.appspot.com/bug?extid=e08de3db8be67b2a01b0 compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 Note: no patches were applied. Note: testing is done by a robot and is best-effort only.