JBD2: Ignoring recovery information on journal
ocfs2: Mounting device (7,1) on (node local, slot 0) with ordered data mode.
BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low!
turning off the locking correctness validator.
CPU: 0 PID: 14452 Comm: syz.1.1421 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/31/2026
Call trace:
 dump_backtrace+0x1c4/0x1f0 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+0xf4/0x15c 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:3844 [inline]
 validate_chain kernel/locking/lockdep.c:3865 [inline]
 __lock_acquire+0x2618/0x7280 kernel/locking/lockdep.c:5171
 lock_acquire+0x210/0x63c kernel/locking/lockdep.c:5790
 seqcount_lockdep_reader_access include/linux/seqlock.h:102 [inline]
 ktime_get+0xe4/0x1d8 kernel/time/timekeeping.c:846
 ktime_get_ns include/linux/timekeeping.h:154 [inline]
 blk_mq_start_request+0x130/0x6d4 block/blk-mq.c:1256
 loop_queue_rq+0x84/0xa48 drivers/block/loop.c:1865
 __blk_mq_issue_directly block/blk-mq.c:2643 [inline]
 __blk_mq_try_issue_directly+0x3f8/0x63c block/blk-mq.c:2696
 blk_mq_try_issue_directly+0x3c/0x1e0 block/blk-mq.c:2720
 blk_mq_submit_bio+0x1198/0x1c28 block/blk-mq.c:3052
 __submit_bio+0x1d8/0x260 block/blk-core.c:592
 __submit_bio_noacct_mq block/blk-core.c:669 [inline]
 submit_bio_noacct_nocheck+0x65c/0xa1c block/blk-core.c:698
 submit_bio_noacct+0xc5c/0x1660 block/blk-core.c:809
 submit_bio+0x29c/0x3d0 block/blk-core.c:854
 submit_bh_wbc+0x394/0x44c fs/buffer.c:2702
 submit_bh+0x2c/0x3c fs/buffer.c:2707
 ocfs2_read_blocks+0xb14/0x15a4 fs/ocfs2/buffer_head_io.c:330
 ocfs2_read_block fs/ocfs2/buffer_head_io.h:52 [inline]
 ocfs2_read_group_descriptor fs/ocfs2/suballoc.c:321 [inline]
 ocfs2_search_chain+0x258/0x21c8 fs/ocfs2/suballoc.c:1779
 ocfs2_claim_suballoc_bits+0xeb4/0x1efc fs/ocfs2/suballoc.c:1962
 __ocfs2_claim_clusters+0x288/0x808 fs/ocfs2/suballoc.c:2370
 ocfs2_claim_clusters fs/ocfs2/suballoc.c:2407 [inline]
 ocfs2_block_group_alloc_contig fs/ocfs2/suballoc.c:450 [inline]
 ocfs2_block_group_alloc fs/ocfs2/suballoc.c:717 [inline]
 ocfs2_reserve_suballoc_bits+0xbcc/0x3d40 fs/ocfs2/suballoc.c:850
 ocfs2_reserve_new_metadata_blocks+0x340/0x7e4 fs/ocfs2/suballoc.c:1000
 ocfs2_init_xattr_set_ctxt+0x310/0x7dc fs/ocfs2/xattr.c:3296
 ocfs2_xattr_set+0x978/0xf0c fs/ocfs2/xattr.c:3651
 ocfs2_set_acl+0x410/0x4cc fs/ocfs2/acl.c:253
 ocfs2_iop_set_acl+0x178/0x258 fs/ocfs2/acl.c:284
 set_posix_acl fs/posix_acl.c:1160 [inline]
 posix_acl_xattr_set+0x2f8/0x394 fs/posix_acl.c:1189
 __vfs_setxattr+0x374/0x390 fs/xattr.c:182
 __vfs_setxattr_noperm+0x120/0x56c fs/xattr.c:216
 __vfs_setxattr_locked+0x1e8/0x214 fs/xattr.c:277
 vfs_setxattr+0x158/0x2a8 fs/xattr.c:309
 do_setxattr fs/xattr.c:594 [inline]
 setxattr+0x258/0x2d8 fs/xattr.c:617
 path_setxattr+0x130/0x260 fs/xattr.c:636
 __do_sys_lsetxattr fs/xattr.c:659 [inline]
 __se_sys_lsetxattr fs/xattr.c:655 [inline]
 __arm64_sys_lsetxattr+0xc4/0xe0 fs/xattr.c:655
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x290 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x13c/0x258 arch/arm64/kernel/syscall.c:140
 do_el0_svc+0x5c/0x134 arch/arm64/kernel/syscall.c:204
 el0_svc+0x58/0x12c 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:589