(syz.5.28,6063,1):ocfs2_check_set_options:1243 ERROR: Invalid heartbeat mount options ====================================================== WARNING: possible circular locking dependency detected syzkaller #0 Not tainted ------------------------------------------------------ syz.5.28/6063 is trying to acquire lock: ffff88806a755da0 (&ocfs2_sysfile_lock_key[TRUNCATE_LOG_SYSTEM_INODE]){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:1024 [inline] ffff88806a755da0 (&ocfs2_sysfile_lock_key[TRUNCATE_LOG_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_xattr_set+0xd4d/0x2bb0 fs/ocfs2/xattr.c:3666 but task is already holding lock: ffff888052873ee8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_set+0x429/0x2bb0 fs/ocfs2/xattr.c:3627 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&oi->ip_xattr_sem){++++}-{4:4}: lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x1b9/0x370 kernel/locking/lockdep.c:5825 down_read+0x99/0x4c0 kernel/locking/rwsem.c:1574 ocfs2_init_acl+0x35b/0x840 fs/ocfs2/acl.c:367 ocfs2_mknod+0x173c/0x2770 fs/ocfs2/namei.c:414 ocfs2_create+0xf4/0x430 fs/ocfs2/namei.c:677 lookup_open fs/namei.c:4508 [inline] open_last_lookups fs/namei.c:4608 [inline] path_openat+0x341f/0x4280 fs/namei.c:4860 do_file_open+0x20e/0x430 fs/namei.c:4892 do_sys_openat2+0x10f/0x1e0 fs/open.c:1368 do_sys_open fs/open.c:1374 [inline] __do_sys_openat fs/open.c:1390 [inline] __se_sys_openat fs/open.c:1385 [inline] __x64_sys_openat+0x12d/0x210 fs/open.c:1385 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #1 (jbd2_handle#2){++++}-{0:0}: lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x1b9/0x370 kernel/locking/lockdep.c:5825 jbd2_journal_lock_updates+0xa4/0x380 fs/jbd2/transaction.c:862 __ocfs2_flush_truncate_log+0x3f5/0x1180 fs/ocfs2/alloc.c:6046 ocfs2_remove_btree_range+0x314/0x1770 fs/ocfs2/alloc.c:5762 ocfs2_commit_truncate+0x795/0x2010 fs/ocfs2/alloc.c:7383 ocfs2_truncate_file+0x102f/0x17c0 fs/ocfs2/file.c:515 ocfs2_setattr+0x14a0/0x2680 fs/ocfs2/file.c:1224 notify_change+0xb25/0x1330 fs/attr.c:556 do_truncate+0x1df/0x240 fs/open.c:68 vfs_truncate+0x538/0x720 fs/open.c:118 ksys_truncate+0xee/0x190 fs/open.c:142 __do_sys_truncate fs/open.c:154 [inline] __se_sys_truncate fs/open.c:152 [inline] __x64_sys_truncate+0x54/0x80 fs/open.c:152 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f -> #0 (&ocfs2_sysfile_lock_key[TRUNCATE_LOG_SYSTEM_INODE]){+.+.}-{4:4}: check_prev_add+0xeb/0xe60 kernel/locking/lockdep.c:3165 check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain kernel/locking/lockdep.c:3908 [inline] __lock_acquire+0x136c/0x1a40 kernel/locking/lockdep.c:5237 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x1b9/0x370 kernel/locking/lockdep.c:5825 down_write+0x8b/0x1f0 kernel/locking/rwsem.c:1631 inode_lock include/linux/fs.h:1024 [inline] ocfs2_xattr_set+0xd4d/0x2bb0 fs/ocfs2/xattr.c:3666 __vfs_setxattr+0x175/0x1e0 fs/xattr.c:223 __vfs_setxattr_noperm+0x127/0x660 fs/xattr.c:257 __vfs_setxattr_locked+0x127/0x2b0 fs/xattr.c:318 vfs_setxattr+0x14a/0x390 fs/xattr.c:344 do_setxattr+0x145/0x180 fs/xattr.c:662 file_setxattr fs/xattr.c:672 [inline] file_setxattr+0x139/0x1b0 fs/xattr.c:666 path_setxattrat+0x335/0x3b0 fs/xattr.c:732 __do_sys_fsetxattr fs/xattr.c:782 [inline] __se_sys_fsetxattr fs/xattr.c:779 [inline] __x64_sys_fsetxattr+0xc5/0x140 fs/xattr.c:779 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f other info that might help us debug this: Chain exists of: &ocfs2_sysfile_lock_key[TRUNCATE_LOG_SYSTEM_INODE] --> jbd2_handle#2 --> &oi->ip_xattr_sem Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&oi->ip_xattr_sem); lock(jbd2_handle#2); lock(&oi->ip_xattr_sem); lock(&ocfs2_sysfile_lock_key[TRUNCATE_LOG_SYSTEM_INODE]); *** DEADLOCK *** 3 locks held by syz.5.28/6063: #0: ffff88807b6b2450 (sb_writers#13){.+.+}-{0:0}, at: file_setxattr+0x1f/0x1b0 fs/xattr.c:668 #1: ffff8880528741a0 (&sb->s_type->i_mutex_key#26){+.+.}-{4:4}, at: inode_lock include/linux/fs.h:1024 [inline] #1: ffff8880528741a0 (&sb->s_type->i_mutex_key#26){+.+.}-{4:4}, at: vfs_setxattr+0x120/0x390 fs/xattr.c:343 #2: ffff888052873ee8 (&oi->ip_xattr_sem){++++}-{4:4}, at: ocfs2_xattr_set+0x429/0x2bb0 fs/ocfs2/xattr.c:3627 stack backtrace: CPU: 0 UID: 0 PID: 6063 Comm: syz.5.28 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 Call Trace: __dump_stack lib/dump_stack.c:94 [inline] dump_stack_lvl+0x100/0x190 lib/dump_stack.c:120 print_circular_bug.cold+0x178/0x1c7 kernel/locking/lockdep.c:2043 check_noncircular+0x146/0x160 kernel/locking/lockdep.c:2175 check_prev_add+0xeb/0xe60 kernel/locking/lockdep.c:3165 check_prevs_add kernel/locking/lockdep.c:3284 [inline] validate_chain kernel/locking/lockdep.c:3908 [inline] __lock_acquire+0x136c/0x1a40 kernel/locking/lockdep.c:5237 lock_acquire kernel/locking/lockdep.c:5868 [inline] lock_acquire+0x1b9/0x370 kernel/locking/lockdep.c:5825 down_write+0x8b/0x1f0 kernel/locking/rwsem.c:1631 inode_lock include/linux/fs.h:1024 [inline] ocfs2_xattr_set+0xd4d/0x2bb0 fs/ocfs2/xattr.c:3666 __vfs_setxattr+0x175/0x1e0 fs/xattr.c:223 __vfs_setxattr_noperm+0x127/0x660 fs/xattr.c:257 __vfs_setxattr_locked+0x127/0x2b0 fs/xattr.c:318 vfs_setxattr+0x14a/0x390 fs/xattr.c:344 do_setxattr+0x145/0x180 fs/xattr.c:662 file_setxattr fs/xattr.c:672 [inline] file_setxattr+0x139/0x1b0 fs/xattr.c:666 path_setxattrat+0x335/0x3b0 fs/xattr.c:732 __do_sys_fsetxattr fs/xattr.c:782 [inline] __se_sys_fsetxattr fs/xattr.c:779 [inline] __x64_sys_fsetxattr+0xc5/0x140 fs/xattr.c:779 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7faba019de59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fab9e3d5028 EFLAGS: 00000246 ORIG_RAX: 00000000000000be RAX: ffffffffffffffda RBX: 00007faba0426090 RCX: 00007faba019de59 RDX: 0000000000000000 RSI: 0000200000000080 RDI: 0000000000000004 RBP: 00007faba0233e6f R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007faba0426128 R14: 00007faba0426090 R15: 00007fff37e65e68 OCFS2: ERROR (device loop5): ocfs2_validate_inode_block: Invalid dinode #71: signature = NODE01 On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted. OCFS2: File system is now read-only. (syz.5.28,6063,1):ocfs2_assign_bh:2417 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_inode_lock_full_nested:2512 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_suballoc_bits:911 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_cluster_bitmap_bits:1255 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_clusters_with_limit:1324 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_clusters_with_limit:1337 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_block_group_alloc:795 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_block_group_alloc:880 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_suballoc_bits:955 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_suballoc_bits:972 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_new_metadata_blocks:1112 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_reserve_new_metadata_blocks:1135 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_init_xattr_set_ctxt:3324 ERROR: status = -30 (syz.5.28,6063,1):ocfs2_xattr_set:3681 ERROR: status = -30