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charset="UTF-8" syzbot has bisected this issue to: commit 265a5cde9462d3a816b18c6cf4f0a231f1c29d1b Author: Vivek Kasireddy Date: Thu Apr 11 06:59:43 2024 +0000 udmabuf: pin the pages using memfd_pin_folios() API bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=1617ab6a980000 start commit: d35b2284e966 Add linux-next specific files for 20240607 git tree: linux-next final oops: https://syzkaller.appspot.com/x/report.txt?x=1517ab6a980000 console output: https://syzkaller.appspot.com/x/log.txt?x=1117ab6a980000 kernel config: https://syzkaller.appspot.com/x/.config?x=d8bf5cd6bcca7343 dashboard link: https://syzkaller.appspot.com/bug?extid=569ed13f4054f271087b syz repro: https://syzkaller.appspot.com/x/repro.syz?x=15eb5e86980000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=15db597e980000 Reported-by: syzbot+569ed13f4054f271087b@syzkaller.appspotmail.com Fixes: 265a5cde9462 ("udmabuf: pin the pages using memfd_pin_folios() API") For information about bisection process see: https://goo.gl/tpsmEJ#bisection