(syz.0.0,5327,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5327,0):ocfs2_write_end_nolock:1966 ERROR: status = -30 (syz.0.0,5327,0):ocfs2_commit_trans:382 ERROR: status = -5 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/aops.c:2278! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5327 Comm: syz.0.0 Not tainted 6.13.0-rc7-syzkaller-00102-gce69b4019001 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:ocfs2_dio_wr_get_block+0x18bd/0x18d0 fs/ocfs2/aops.c:2278 Code: e1 8e 4c 89 f2 e8 b3 f3 6e 01 e9 3a f6 ff ff e8 39 1d 3d 08 e8 d4 95 13 fe 90 0f 0b e8 cc 95 13 fe 90 0f 0b e8 c4 95 13 fe 90 <0f> 0b e8 bc 95 13 fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 RSP: 0018:ffffc9000d386f80 EFLAGS: 00010202 RAX: ffffffff838becac RBX: 0000000000004000 RCX: ffff888000660000 RDX: 0000000000000003 RSI: 0000000000004000 RDI: 00000000ffffffe2 RBP: ffffc9000d387170 R08: ffffffff838be74b R09: 0000000000800000 R10: 0000000000003bb5 R11: fffffbfff2854b32 R12: 1ffff1100255190d R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff8880524aa010 FS: 00007fcc031f56c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcc031cc000 CR3: 0000000040818000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: get_more_blocks fs/direct-io.c:648 [inline] do_direct_IO fs/direct-io.c:936 [inline] __blockdev_direct_IO+0x1c87/0x4890 fs/direct-io.c:1243 ocfs2_direct_IO+0x255/0x2c0 fs/ocfs2/aops.c:2464 generic_file_direct_write+0x1e6/0x400 mm/filemap.c:3969 __generic_file_write_iter+0x126/0x230 mm/filemap.c:4133 ocfs2_file_write_iter+0x19af/0x2180 fs/ocfs2/file.c:2469 aio_write+0x56b/0x7c0 fs/aio.c:1633 io_submit_one+0x8a7/0x18a0 fs/aio.c:2052 __do_sys_io_submit fs/aio.c:2111 [inline] __se_sys_io_submit+0x171/0x2e0 fs/aio.c:2081 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcc06d85d29 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcc031f5038 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007fcc06f76080 RCX: 00007fcc06d85d29 RDX: 0000000020000540 RSI: 000000000000003b RDI: 00007fcc031cc000 RBP: 00007fcc06e01b08 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fcc06f76080 R15: 00007ffd746f1f88 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_dio_wr_get_block+0x18bd/0x18d0 fs/ocfs2/aops.c:2278 Code: e1 8e 4c 89 f2 e8 b3 f3 6e 01 e9 3a f6 ff ff e8 39 1d 3d 08 e8 d4 95 13 fe 90 0f 0b e8 cc 95 13 fe 90 0f 0b e8 c4 95 13 fe 90 <0f> 0b e8 bc 95 13 fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 RSP: 0018:ffffc9000d386f80 EFLAGS: 00010202 RAX: ffffffff838becac RBX: 0000000000004000 RCX: ffff888000660000 RDX: 0000000000000003 RSI: 0000000000004000 RDI: 00000000ffffffe2 RBP: ffffc9000d387170 R08: ffffffff838be74b R09: 0000000000800000 R10: 0000000000003bb5 R11: fffffbfff2854b32 R12: 1ffff1100255190d R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff8880524aa010 FS: 00007fcc031f56c0(0000) GS:ffff88801fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcc031cc000 CR3: 0000000040818000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400