Hello, syzbot found the following issue on:
HEAD commit: 5f5673607153 Merge branch 'for-next/core' into for-kernelci git tree: git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux.git for-kernelci console output: https://syzkaller.appspot.com/x/log.txt?x=141567c7980000 kernel config: https://syzkaller.appspot.com/x/.config?x=dedbcb1ff4387972 dashboard link: https://syzkaller.appspot.com/bug?extid=74f79df25c37437e4d5a compiler: Debian clang version 15.0.6, GNU ld (GNU Binutils for Debian) 2.40 userspace arch: arm64 Unfortunately, I don't have any reproducer for this issue yet. Downloadable assets: disk image: https://storage.googleapis.com/syzbot-assets/40172aed5414/disk-5f567360.raw.xz vmlinux: https://storage.googleapis.com/syzbot-assets/58372f305e9d/vmlinux-5f567360.xz kernel image: https://storage.googleapis.com/syzbot-assets/d2aae6fa798f/Image-5f567360.gz.xz IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+74f79df25c37437e4...@syzkaller.appspotmail.com F2FS-fs (loop3): Disable nat_bits due to incorrect cp_ver (10241045589465957861, 39874397669) F2FS-fs (loop3): Try to recover 1th superblock, ret: 0 F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! turning off the locking correctness validator. CPU: 0 UID: 0 PID: 8464 Comm: syz.3.313 Not tainted 6.11.0-rc7-syzkaller-g5f5673607153 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024 Call trace: dump_backtrace+0x1b8/0x1e4 arch/arm64/kernel/stacktrace.c:319 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:326 __dump_stack lib/dump_stack.c:93 [inline] dump_stack_lvl+0xe4/0x150 lib/dump_stack.c:119 dump_stack+0x1c/0x28 lib/dump_stack.c:128 lookup_chain_cache_add kernel/locking/lockdep.c:3815 [inline] validate_chain kernel/locking/lockdep.c:3836 [inline] __lock_acquire+0x1fa0/0x779c kernel/locking/lockdep.c:5142 lock_acquire+0x240/0x728 kernel/locking/lockdep.c:5759 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x5c/0x7c kernel/locking/spinlock.c:162 sb_mark_inode_writeback+0x80/0x47c fs/fs-writeback.c:1306 __folio_start_writeback+0x630/0xac0 mm/page-writeback.c:3150 set_page_writeback+0x5c/0x78 mm/folio-compat.c:45 __write_node_page+0xa90/0x1ba0 fs/f2fs/node.c:1687 f2fs_sync_node_pages+0x11ec/0x1a88 fs/f2fs/node.c:2057 block_operations fs/f2fs/checkpoint.c:1290 [inline] f2fs_write_checkpoint+0xa5c/0x16f4 fs/f2fs/checkpoint.c:1665 f2fs_issue_checkpoint+0x284/0x3b4 f2fs_sync_fs+0x1f0/0x540 fs/f2fs/super.c:1708 f2fs_create+0x3d8/0x494 fs/f2fs/namei.c:389 lookup_open fs/namei.c:3578 [inline] open_last_lookups fs/namei.c:3647 [inline] path_openat+0xfb4/0x29f8 fs/namei.c:3883 do_filp_open+0x1bc/0x3cc fs/namei.c:3913 do_sys_openat2+0x124/0x1b8 fs/open.c:1416 do_sys_open fs/open.c:1431 [inline] __do_sys_openat fs/open.c:1447 [inline] __se_sys_openat fs/open.c:1442 [inline] __arm64_sys_openat+0x1f0/0x240 fs/open.c:1442 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:49 el0_svc_common+0x130/0x23c arch/arm64/kernel/syscall.c:132 do_el0_svc+0x48/0x58 arch/arm64/kernel/syscall.c:151 el0_svc+0x54/0x168 arch/arm64/kernel/entry-common.c:712 el0t_64_sync_handler+0x84/0xfc arch/arm64/kernel/entry-common.c:730 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:598 --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkal...@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. If the report is already addressed, let syzbot know by replying with: #syz fix: exact-commit-title If you want to overwrite report's subsystems, reply with: #syz set subsystems: new-subsystem (See the list of subsystem names on the web dashboard) If the report is a duplicate of another one, reply with: #syz dup: exact-subject-of-another-report If you want to undo deduplication, reply with: #syz undup _______________________________________________ Linux-f2fs-devel mailing list Linux-f2fs-devel@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/linux-f2fs-devel
