EXT4-fs (loop0): get root inode failed
EXT4-fs (loop0): mount failed
------------[ cut here ]------------
ODEBUG: free active (active state 0) object type: timer_list hint: ext4_destroy_inode fs/ext4/super.c:1334 [inline]
ODEBUG: free active (active state 0) object type: timer_list hint: print_daily_error_info+0x0/0x380 fs/ext4/super.c:1331
WARNING: CPU: 0 PID: 25339 at lib/debugobjects.c:505 debug_print_object+0x188/0x264 lib/debugobjects.c:505
Modules linked in:
CPU: 0 PID: 25339 Comm: syz-executor.0 Not tainted 5.11.0-rc6-syzkaller-00055-g3aaf0a27ffc2 #0
Hardware name: linux,dummy-virt (DT)
pstate: 60000005 (nZCv daif -PAN -UAO -TCO BTYPE=--)
pc : debug_print_object+0x188/0x264 lib/debugobjects.c:505
lr : debug_print_object+0x188/0x264 lib/debugobjects.c:505
sp : ffff000019e9f630
x29: ffff000019e9f630 x28: dfff800000000000 
x27: ffff00002f2c3f18 x26: 0000000000000002 
x25: ffff80001031b8a0 x24: ffff8000170003e0 
x23: ffff800016b4b720 x22: 0000000000000003 
x21: ffff800016fffc60 x20: ffff8000191702e0 
x19: ffff0000156c4770 x18: ffff00006a277b48 
x17: 0000000000000000 x16: 0000000000000002 
x15: ffff800019bf5f80 x14: 1fffe000033d3df2 
x13: 0000000000000000 x12: ffff60000d450e7f 
x11: 1fffe0000d450e7e x10: ffff60000d450e7e 
x9 : dfff800000000000 x8 : ffff00006a2873f7 
x7 : 0000000000000001 x6 : 00009ffff2baf182 
x5 : ffff00006a2873f0 x4 : 1fffe00001c8b671 
x3 : dfff800000000000 x2 : 0000000000000000 
x1 : 0000000000000000 x0 : ffff00000e45b380 
Call trace:
 debug_print_object+0x188/0x264 lib/debugobjects.c:505
 __debug_check_no_obj_freed lib/debugobjects.c:987 [inline]
 debug_check_no_obj_freed+0x2e4/0x400 lib/debugobjects.c:1018
 slab_free_hook mm/slub.c:1539 [inline]
 slab_free_freelist_hook+0x198/0x240 mm/slub.c:1580
 slab_free mm/slub.c:3143 [inline]
 kfree+0x154/0x5fc mm/slub.c:4125
 ext4_fill_super+0x5f4/0xa4e4 fs/ext4/super.c:5175
 mount_bdev+0x298/0x364 fs/super.c:1366
 ext4_mount+0x18/0x24 fs/ext4/super.c:6593
 legacy_get_tree+0xd0/0x190 fs/fs_context.c:592
 vfs_get_tree+0x74/0x2a0 fs/super.c:1496
 do_new_mount fs/namespace.c:2881 [inline]
 path_mount+0xf64/0x2170 fs/namespace.c:3211
 do_mount fs/namespace.c:3224 [inline]
 __do_sys_mount fs/namespace.c:3432 [inline]
 __se_sys_mount fs/namespace.c:3409 [inline]
 __arm64_sys_mount+0x2ec/0x520 fs/namespace.c:3409
 __invoke_syscall arch/arm64/kernel/syscall.c:37 [inline]
 invoke_syscall arch/arm64/kernel/syscall.c:49 [inline]
 el0_svc_common.constprop.0+0x110/0x3c0 arch/arm64/kernel/syscall.c:159
 do_el0_svc_compat+0x40/0x80 arch/arm64/kernel/syscall.c:204
 el0_svc_compat+0x20/0x30 arch/arm64/kernel/entry-common.c:442
 el0_sync_compat_handler+0x90/0x140 arch/arm64/kernel/entry-common.c:451
 el0_sync_compat+0x178/0x180 arch/arm64/kernel/entry.S:708