(syz.0.0,5336,0):__ocfs2_journal_access:727 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5336,0):ocfs2_write_end_nolock:1942 ERROR: status = -30 (syz.0.0,5336,0):ocfs2_commit_trans:404 ERROR: status = -5 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/aops.c:2252! Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5336 Comm: syz.0.0 Not tainted 6.16.0-rc3-syzkaller-00121-gf02769e7f272 #0 PREEMPT(full) 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+0x175a/0x1770 fs/ocfs2/aops.c:2252 Code: 89 d7 e8 99 59 8b fe 44 89 fa 4c 8b 7c 24 28 e9 d2 fa ff ff e8 f7 d5 27 fe 90 0f 0b e8 ef d5 27 fe 90 0f 0b e8 e7 d5 27 fe 90 <0f> 0b e8 df d5 27 fe 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc9000ffaf140 EFLAGS: 00010283 RAX: ffffffff83987889 RBX: 00000000ffffffe2 RCX: 0000000000100000 RDX: ffffc90021003000 RSI: 000000000001ad3f RDI: 000000000001ad40 RBP: ffffc9000ffaf310 R08: ffffffff8fa10cf7 R09: 1ffffffff1f4219e R10: dffffc0000000000 R11: fffffbfff1f4219f R12: ffff8880528c96e8 R13: dffffc0000000000 R14: ffff8880528c96b8 R15: 0000000000001000 FS: 00007fe4c93986c0(0000) GS:ffff88808d250000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000556d41691168 CR3: 000000003ff06000 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+0x16da/0x33d0 fs/direct-io.c:1243 ocfs2_direct_IO+0x25f/0x2d0 fs/ocfs2/aops.c:2438 generic_file_direct_write+0x1d8/0x3e0 mm/filemap.c:4046 __generic_file_write_iter+0x11d/0x230 mm/filemap.c:4215 ocfs2_file_write_iter+0x157a/0x1d10 fs/ocfs2/file.c:2469 do_iter_readv_writev+0x56b/0x7f0 fs/read_write.c:-1 vfs_writev+0x31a/0x960 fs/read_write.c:1057 do_pwritev fs/read_write.c:1153 [inline] __do_sys_pwritev2 fs/read_write.c:1211 [inline] __se_sys_pwritev2+0x179/0x290 fs/read_write.c:1202 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fe4c858e929 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:00007fe4c9398038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 00007fe4c87b64e0 RCX: 00007fe4c858e929 RDX: 0000000000000001 RSI: 0000200000000240 RDI: 000000000000000a RBP: 00007fe4c8610b39 R08: 0000000000000000 R09: 0000000000000003 R10: 0000000000007800 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007fe4c87b64e0 R15: 00007fff11104298 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_dio_wr_get_block+0x175a/0x1770 fs/ocfs2/aops.c:2252 Code: 89 d7 e8 99 59 8b fe 44 89 fa 4c 8b 7c 24 28 e9 d2 fa ff ff e8 f7 d5 27 fe 90 0f 0b e8 ef d5 27 fe 90 0f 0b e8 e7 d5 27 fe 90 <0f> 0b e8 df d5 27 fe 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00 RSP: 0018:ffffc9000ffaf140 EFLAGS: 00010283 RAX: ffffffff83987889 RBX: 00000000ffffffe2 RCX: 0000000000100000 RDX: ffffc90021003000 RSI: 000000000001ad3f RDI: 000000000001ad40 RBP: ffffc9000ffaf310 R08: ffffffff8fa10cf7 R09: 1ffffffff1f4219e R10: dffffc0000000000 R11: fffffbfff1f4219f R12: ffff8880528c96e8 R13: dffffc0000000000 R14: ffff8880528c96b8 R15: 0000000000001000 FS: 00007fe4c93986c0(0000) GS:ffff88808d250000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffc4a15f420 CR3: 000000003ff06000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400