F2FS-fs (loop0): invalid crc value F2FS-fs (loop0): Found nat_bits in checkpoint F2FS-fs (loop0): Mounted with checkpoint version = 48b305e4 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5153 at fs/inode.c:332 drop_nlink+0xe8/0x148 fs/inode.c:332 Modules linked in: CPU: 1 PID: 5153 Comm: syz.0.16 Not tainted 5.15.184-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe8/0x148 fs/inode.c:332 lr : drop_nlink+0xe8/0x148 fs/inode.c:332 sp : ffff80001fad79b0 x29: ffff80001fad79b0 x28: ffff0000eec99c80 x27: dfff800000000000 x26: 1fffff80006dce01 x25: dfff800000000000 x24: 1fffe0001dd93390 x23: 1fffe0001dd93399 x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000eec99cc8 x19: ffff0000eec99c80 x18: 0000000000000000 x17: ffff800016cdf000 x16: ffff8000082bf2b8 x15: ffff8000167bf4c0 x14: ffff0000c1138a00 x13: dfff800000000000 x12: 0000000000ff0100 x11: 0000000000000000 x10: 0000000000000000 x9 : ffff80000894eb4c x8 : ffff0000c1138000 x7 : 0000000000000000 x6 : 0000000000000000 x5 : ffff800016ea8df0 x4 : 0000000000000000 x3 : ffff800008044e7c x2 : 0000000000000006 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe8/0x148 fs/inode.c:332 f2fs_i_links_write fs/f2fs/f2fs.h:2884 [inline] f2fs_drop_nlink+0x108/0x300 fs/f2fs/dir.c:911 f2fs_delete_entry+0x9dc/0xd5c fs/f2fs/dir.c:978 f2fs_unlink+0x2a0/0x84c fs/f2fs/namei.c:567 vfs_unlink+0x2e0/0x4f4 fs/namei.c:4280 do_unlinkat+0x31c/0x600 fs/namei.c:4348 __do_sys_unlinkat fs/namei.c:4391 [inline] __se_sys_unlinkat fs/namei.c:4384 [inline] __arm64_sys_unlinkat+0xe0/0xfc fs/namei.c:4384 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584 irq event stamp: 308916 hardirqs last enabled at (308915): [] seqcount_lockdep_reader_access+0x1fc/0x2c4 include/linux/seqlock.h:105 hardirqs last disabled at (308916): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:396 softirqs last enabled at (308786): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:31 softirqs last disabled at (308784): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:18 ---[ end trace 66227c0443127d30 ]---