loop1: detected capacity change from 0 to 32768
ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode.
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 0 PID: 26526 Comm: syz.1.7008 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 dump_backtrace+0x1c8/0x1f4 arch/arm64/kernel/stacktrace.c:158
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:165
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf8/0x160 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3772 [inline]
 validate_chain kernel/locking/lockdep.c:3793 [inline]
 __lock_acquire+0x1b40/0x6544 kernel/locking/lockdep.c:5049
 lock_acquire+0x20c/0x644 kernel/locking/lockdep.c:5662
 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline]
 _raw_spin_lock_irqsave+0x6c/0xb4 kernel/locking/spinlock.c:162
 __unfreeze_partials+0x88/0x190 mm/slub.c:2550
 put_cpu_partial+0x18c/0x1fc mm/slub.c:2662
 __slab_free+0x1a8/0x274 mm/slub.c:3538
 do_slab_free mm/slub.c:3615 [inline]
 ___cache_free+0x16c/0x19c mm/slub.c:3668
 qlink_free+0x5c/0xa4 mm/kasan/quarantine.c:168
 qlist_free_all+0x3c/0xcc mm/kasan/quarantine.c:187
 kasan_quarantine_reduce+0x124/0x130 mm/kasan/quarantine.c:294
 __kasan_slab_alloc+0x2c/0x88 mm/kasan/common.c:305
 kasan_slab_alloc include/linux/kasan.h:201 [inline]
 slab_post_alloc_hook+0x74/0x43c mm/slab.h:737
 slab_alloc_node mm/slub.c:3398 [inline]
 __kmem_cache_alloc_node+0x278/0x320 mm/slub.c:3437
 kmalloc_trace+0x48/0x94 mm/slab_common.c:1026
 kmalloc include/linux/slab.h:563 [inline]
 kzalloc include/linux/slab.h:699 [inline]
 ocfs2_reserve_clusters_with_limit+0xf0/0x9e0 fs/ocfs2/suballoc.c:1149
 ocfs2_block_group_alloc fs/ocfs2/suballoc.c:670 [inline]
 ocfs2_reserve_suballoc_bits+0x658/0x3cd4 fs/ocfs2/suballoc.c:828
 ocfs2_reserve_new_metadata_blocks+0x368/0x810 fs/ocfs2/suballoc.c:978
 ocfs2_init_xattr_set_ctxt+0x300/0x7bc fs/ocfs2/xattr.c:3281
 ocfs2_xattr_set+0x91c/0xe98 fs/ocfs2/xattr.c:3638
 ocfs2_xattr_security_set+0x4c/0x64 fs/ocfs2/xattr.c:7254
 __vfs_setxattr+0x388/0x3a4 fs/xattr.c:182
 __vfs_setxattr_noperm+0x120/0x564 fs/xattr.c:216
 __vfs_setxattr_locked+0x1ec/0x218 fs/xattr.c:277
 vfs_setxattr+0x158/0x2ac fs/xattr.c:309
 do_setxattr fs/xattr.c:594 [inline]
 setxattr+0x228/0x28c fs/xattr.c:617
 path_setxattr+0x12c/0x25c fs/xattr.c:636
 __do_sys_lsetxattr fs/xattr.c:659 [inline]
 __se_sys_lsetxattr fs/xattr.c:655 [inline]
 __arm64_sys_lsetxattr+0xbc/0xd8 fs/xattr.c:655
 __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+0x58/0x138 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
OCFS2: ERROR (device loop1): int ocfs2_claim_suballoc_bits(struct ocfs2_alloc_context *, handle_t *, u32, u32, struct ocfs2_suballoc_result *): Chain allocator dinode 71 has 15860309 used bits but only 0 total
On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted.
OCFS2: File system is now read-only.
(syz.1.7008,26526,1):ocfs2_claim_suballoc_bits:1983 ERROR: status = -30
(syz.1.7008,26526,1):__ocfs2_claim_clusters:2355 ERROR: status = -30
(syz.1.7008,26526,1):__ocfs2_claim_clusters:2363 ERROR: status = -30
(syz.1.7008,26526,1):ocfs2_block_group_alloc_contig:433 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_block_group_alloc:705 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_block_group_alloc:758 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_reserve_suballoc_bits:833 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_reserve_suballoc_bits:850 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_reserve_new_metadata_blocks:990 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_reserve_new_metadata_blocks:1013 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_init_xattr_set_ctxt:3284 ERROR: status = -30
(syz.1.7008,26526,0):ocfs2_xattr_set:3641 ERROR: status = -30