NILFS (loop3): nilfs_palloc_commit_free_entry (ino=6): entry number 16 already freed NILFS (loop3): nilfs_palloc_commit_free_entry (ino=6): entry number 17 already freed NILFS (loop3): deleting nonexistent file (ino=11), 0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4306 at fs/inode.c:332 drop_nlink+0xe4/0x138 fs/inode.c:332 Modules linked in: CPU: 1 PID: 4306 Comm: syz-executor Tainted: G W 6.1.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : drop_nlink+0xe4/0x138 fs/inode.c:332 lr : drop_nlink+0xe4/0x138 fs/inode.c:332 sp : ffff800021257aa0 x29: ffff800021257aa0 x28: ffff70000424af88 x27: 1fffe0001e8675ca x26: 1fffe0001e8675cb x25: dfff800000000000 x24: ffff70000424af5c x23: 1fffe0001e86769c x22: dfff800000000000 x21: 0000000000000000 x20: ffff0000f433b4e0 x19: ffff0000f433b498 x18: 0000000000000010 x17: 0000000000000000 x16: ffff800012276540 x15: 0000000000000000 x14: 1ffff00002b500b2 x13: 0000000003f27418 x12: 0000000000000001 x11: 0000000000ff0100 x10: 0000000000000000 x9 : ffff800008aac858 x8 : ffff0000d9968000 x7 : 0000000003f27418 x6 : 00000000000000a3 x5 : ffff0000f433b520 x4 : ffff0000f433aeb8 x3 : ffff800008aac82c x2 : 0000000000000001 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: drop_nlink+0xe4/0x138 fs/inode.c:332 nilfs_rmdir+0x18c/0x218 fs/nilfs2/namei.c:341 vfs_rmdir+0x308/0x43c fs/namei.c:4191 do_rmdir+0x2e0/0x720 fs/namei.c:4252 __do_sys_unlinkat fs/namei.c:4432 [inline] __se_sys_unlinkat fs/namei.c:4426 [inline] __arm64_sys_unlinkat+0xe0/0xfc fs/namei.c:4426 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2bc arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:140 do_el0_svc+0x58/0x13c arch/arm64/kernel/syscall.c:204 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585 irq event stamp: 1952266 hardirqs last enabled at (1952265): [<ffff800008404f44>] seqcount_lockdep_reader_access include/linux/seqlock.h:104 [inline] hardirqs last enabled at (1952265): [<ffff800008404f44>] ktime_get_coarse_real_ts64+0x114/0x244 kernel/time/timekeeping.c:2261 hardirqs last disabled at (1952266): [<ffff8000123247d4>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1951732): [<ffff800008030408>] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (1951730): [<ffff8000080303d4>] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---