DEBUG_LOCKS_WARN_ON(!key) WARNING: CPU: 1 PID: 7173 at kernel/locking/lockdep.c:4833 lockdep_init_map_type+0x284/0x2fc kernel/locking/lockdep.c:4833 Modules linked in: CPU: 1 PID: 7173 Comm: syz-executor.4 Not tainted 6.1.0-rc4-syzkaller-31833-gf0c4d9fc9cc9 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : lockdep_init_map_type+0x284/0x2fc kernel/locking/lockdep.c:4833 lr : lockdep_init_map_type+0x284/0x2fc kernel/locking/lockdep.c:4833 sp : ffff800013773a00 x29: ffff800013773a10 x28: ffff80000cb573f5 x27: ffff800013773a44 x26: ffff0001146f9098 x25: ffff0001146f90c0 x24: 0000000000000001 x23: ffff800013773a50 x22: ffff80000ee0c000 x21: 0000000000000000 x20: 0000000000000002 x19: ffff0001146f9098 x18: 0000000000000076 x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000 x14: 0000000000000000 x13: 0000000000000012 x12: ffff80000d87fe70 x11: ff808000081c06c8 x10: 0000000000000000 x9 : 1777c45484339000 x8 : 1777c45484339000 x7 : 4e5241575f534b43 x6 : ffff80000c01c69c x5 : 0000000000000000 x4 : 0000000000000001 x3 : 0000000000000000 x2 : 0000000000000000 x1 : 0000000100000000 x0 : 0000000000000019 Call trace: lockdep_init_map_type+0x284/0x2fc kernel/locking/lockdep.c:4833 lockdep_set_quota_inode fs/ext4/super.c:6803 [inline] ext4_quota_enable fs/ext4/super.c:6913 [inline] ext4_enable_quotas+0x1ac/0x378 fs/ext4/super.c:6940 __ext4_fill_super+0x297c/0x2c2c fs/ext4/super.c:5500 ext4_fill_super+0x100/0x2d8 fs/ext4/super.c:5643 get_tree_bdev+0x1e8/0x2a0 fs/super.c:1324 ext4_get_tree+0x28/0x38 fs/ext4/super.c:5673 vfs_get_tree+0x40/0x140 fs/super.c:1531 do_new_mount+0x1dc/0x4e4 fs/namespace.c:3040 path_mount+0x358/0x890 fs/namespace.c:3370 do_mount fs/namespace.c:3383 [inline] __do_sys_mount fs/namespace.c:3591 [inline] __se_sys_mount fs/namespace.c:3568 [inline] __arm64_sys_mount+0x2c4/0x3c4 fs/namespace.c:3568 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall arch/arm64/kernel/syscall.c:52 [inline] el0_svc_common+0x138/0x220 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x48/0x164 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x150 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:581 irq event stamp: 1729 hardirqs last enabled at (1729): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (1729): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (1728): [] __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:108 [inline] hardirqs last disabled at (1728): [] _raw_spin_lock_irqsave+0xa4/0xb4 kernel/locking/spinlock.c:162 softirqs last enabled at (420): [] local_bh_enable+0x10/0x34 include/linux/bottom_half.h:32 softirqs last disabled at (418): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- EXT4-fs warning (device loop4): ext4_enable_quotas:6947: Failed to enable quota tracking (type=0, err=-13). Please run e2fsck to fix. EXT4-fs (loop4): mount failed