loop0: detected capacity change from 0 to 32768
JBD2: Ignoring recovery information on journal
ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode.
------------[ cut here ]------------
jbd2_handle_buffer_credits(handle) <= 0
WARNING: fs/jbd2/transaction.c:1598 at jbd2_journal_dirty_metadata+0xb3b/0xea0 fs/jbd2/transaction.c:1598, CPU#0: syz.0.0/5329
Modules linked in:
CPU: 0 UID: 0 PID: 5329 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:jbd2_journal_dirty_metadata+0xb3b/0xea0 fs/jbd2/transaction.c:1598
Code: 44 24 28 44 8b 00 48 c7 c7 c0 81 e6 8b 89 de 44 89 ea 4c 89 f1 e8 85 43 85 fe b8 ea ff ff ff e9 62 fd ff ff e8 86 05 24 ff 90 <0f> 0b 90 b8 e4 ff ff ff e9 4f fd ff ff 44 89 e9 80 e1 07 80 c1 03
RSP: 0018:ffffc9000e46eae0 EFLAGS: 00010283
RAX: ffffffff82a26c8a RBX: 1ffff110087e35d0 RCX: 0000000000100000
RDX: ffffc9000ed72000 RSI: 000000000008d1af RDI: 000000000008d1b0
RBP: ffff888043f1ae88 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff52001c8dd4c R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffff888043ccdb60
FS: 00007efe0fc4f6c0(0000) GS:ffff88808c815000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00002000000021c0 CR3: 000000003adeb000 CR4: 0000000000352ef0
Call Trace:
<TASK>
ocfs2_journal_dirty+0x130/0x6f0 fs/ocfs2/journal.c:835
ocfs2_alloc_dinode_update_counts+0x16e/0x2d0 fs/ocfs2/suballoc.c:1768
ocfs2_search_chain+0xe76/0x1e50 fs/ocfs2/suballoc.c:2024
ocfs2_claim_suballoc_bits+0x901/0x1f40 fs/ocfs2/suballoc.c:2135
__ocfs2_claim_clusters+0x31d/0x970 fs/ocfs2/suballoc.c:2562
ocfs2_make_clusters_writable fs/ocfs2/refcounttree.c:3248 [inline]
ocfs2_replace_cow+0x982/0x1c90 fs/ocfs2/refcounttree.c:3351
ocfs2_refcount_cow_hunk fs/ocfs2/refcounttree.c:3429 [inline]
ocfs2_refcount_cow+0x790/0xd40 fs/ocfs2/refcounttree.c:3472
ocfs2_prepare_inode_for_write fs/ocfs2/file.c:2352 [inline]
ocfs2_file_write_iter+0xf26/0x1f10 fs/ocfs2/file.c:2463
new_sync_write fs/read_write.c:595 [inline]
vfs_write+0x612/0xba0 fs/read_write.c:687
ksys_write+0x150/0x270 fs/read_write.c:739
do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7efe0ed9ce59
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:00007efe0fc4efe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007efe0f015fa0 RCX: 00007efe0ed9ce59
RDX: 0000000000000014 RSI: 0000200000000100 RDI: 0000000000000006
RBP: 00007efe0ee32e6f R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007efe0f016038 R14: 00007efe0f015fa0 R15: 00007fff89130c18
</TASK>