EXT4-fs error (device loop0): ext4_xattr_inode_iget:436: inode #12: comm syz-executor.0: casefold flag without casefold feature ------------[ cut here ]------------ Looking for class "&ea_inode->i_rwsem" with key ext4_fs_type, but found a different class "&type->i_mutex_dir_key" with the same key WARNING: CPU: 0 PID: 14748 at kernel/locking/lockdep.c:941 look_up_lock_class+0xec/0x158 kernel/locking/lockdep.c:938 Modules linked in: CPU: 0 PID: 14748 Comm: syz-executor.0 Not tainted 6.4.0-rc2-syzkaller-gf1fcbaa18b28 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/28/2023 pstate: 604000c5 (nZCv daIF +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : look_up_lock_class+0xec/0x158 kernel/locking/lockdep.c:938 lr : look_up_lock_class+0xec/0x158 kernel/locking/lockdep.c:938 sp : ffff80001fe06d70 x29: ffff80001fe06d70 x28: dfff800000000000 x27: 0000000100000000 x26: ffff80001a21a6e0 x25: ffff80001a21a000 x24: ffff0000dd0ab780 x23: ffff800015dfbef8 x22: 0000000000000000 x21: ffff800016222cf9 x20: ffff000132959800 x19: ffff800018e59c80 x18: 1fffe00036844bbe x17: 0000000000000000 x16: ffff80001243078c x15: 0000000000000002 x14: 0000000000000000 x13: 00000000001b7788 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003923c x9 : 5a7212bf07877700 x8 : 5a7212bf07877700 x7 : 00000000001b7788 x6 : 00000000001b76f8 x5 : ffff80001fe06658 x4 : ffff800015f73e38 x3 : ffff800008594020 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000000 Call trace: look_up_lock_class+0xec/0x158 kernel/locking/lockdep.c:938 register_lock_class+0x8c/0x6a4 kernel/locking/lockdep.c:1290 lockdep_init_map_type+0x348/0x7b8 kernel/locking/lockdep.c:4875 ext4_xattr_inode_set_class fs/ext4/xattr.c:124 [inline] ext4_xattr_inode_iget+0x278/0x4b8 fs/ext4/xattr.c:461 ext4_xattr_inode_get+0x12c/0x37c fs/ext4/xattr.c:551 ext4_xattr_move_to_block fs/ext4/xattr.c:2641 [inline] ext4_xattr_make_inode_space fs/ext4/xattr.c:2743 [inline] ext4_expand_extra_isize_ea+0xbc8/0x16c0 fs/ext4/xattr.c:2835 __ext4_expand_extra_isize+0x290/0x348 fs/ext4/inode.c:5771 ext4_try_to_expand_extra_isize fs/ext4/inode.c:5814 [inline] __ext4_mark_inode_dirty+0x448/0x848 fs/ext4/inode.c:5892 ext4_evict_inode+0x920/0x10d8 fs/ext4/inode.c:251 evict+0x260/0x68c fs/inode.c:665 iput_final fs/inode.c:1747 [inline] iput+0x734/0x818 fs/inode.c:1773 ext4_process_orphan+0x244/0x2b8 fs/ext4/orphan.c:360 ext4_orphan_cleanup+0x968/0x1140 fs/ext4/orphan.c:474 __ext4_fill_super fs/ext4/super.c:5556 [inline] ext4_fill_super+0x4f20/0x5640 fs/ext4/super.c:5672 get_tree_bdev+0x360/0x54c fs/super.c:1303 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5704 vfs_get_tree+0x90/0x274 fs/super.c:1510 do_new_mount+0x25c/0x8c8 fs/namespace.c:3039 path_mount+0x590/0xe04 fs/namespace.c:3369 do_mount fs/namespace.c:3382 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x198 arch/arm64/kernel/syscall.c:193 el0_svc+0x4c/0x15c arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:591 irq event stamp: 3245 hardirqs last enabled at (3245): [] raw_spin_rq_unlock_irq kernel/sched/sched.h:1378 [inline] hardirqs last enabled at (3245): [] finish_lock_switch+0xbc/0x1e4 kernel/sched/core.c:5095 hardirqs last disabled at (3244): [] __schedule+0x2b4/0x23b8 kernel/sched/core.c:6568 softirqs last enabled at (2366): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (2366): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (2243): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ======================================================