> On Aug 19, 2024, at 15:22, syzbot <syzbot+ef4ecf7b6bdc4157bfa4@xxxxxxxxxxxxxxxxxxxxxxxxx> wrote: > > Hello, > > syzbot found the following issue on: > > HEAD commit: 367b5c3d53e5 Add linux-next specific files for 20240816 > git tree: linux-next > console+strace: https://syzkaller.appspot.com/x/log.txt?x=11be396b980000 > kernel config: https://syzkaller.appspot.com/x/.config?x=61ba6f3b22ee5467 > dashboard link: https://syzkaller.appspot.com/bug?extid=ef4ecf7b6bdc4157bfa4 > compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 > syz repro: https://syzkaller.appspot.com/x/repro.syz?x=147469f5980000 > C reproducer: https://syzkaller.appspot.com/x/repro.c?x=153c5ad5980000 > > Downloadable assets: > disk image: https://storage.googleapis.com/syzbot-assets/0b1b4e3cad3c/disk-367b5c3d.raw.xz > vmlinux: https://storage.googleapis.com/syzbot-assets/5bb090f7813c/vmlinux-367b5c3d.xz > kernel image: https://storage.googleapis.com/syzbot-assets/6674cb0709b1/bzImage-367b5c3d.xz > > The issue was bisected to: > > commit ebadc95608dc3ee87ad4e5dc4f2c665c709bb899 > Author: Muchun Song <songmuchun@xxxxxxxxxxxxx> > Date: Wed Aug 14 09:34:15 2024 +0000 > > mm: kmem: add lockdep assertion to obj_cgroup_memcg > > bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=170875f5980000 > final oops: https://syzkaller.appspot.com/x/report.txt?x=148875f5980000 > console output: https://syzkaller.appspot.com/x/log.txt?x=108875f5980000 > > IMPORTANT: if you fix the issue, please add the following tag to the commit: > Reported-by: syzbot+ef4ecf7b6bdc4157bfa4@xxxxxxxxxxxxxxxxxxxxxxxxx Thanks for your report. I've fixed this in patch [1]. [1] https://lore.kernel.org/linux-mm/20240819080415.44964-1-songmuchun@xxxxxxxxxxxxx/T/#u