(syz.0.0,5110,0):__ocfs2_journal_access:705 ERROR: Error -30 getting 1 access to buffer! (syz.0.0,5110,0):ocfs2_write_end_nolock:1967 ERROR: status = -30 (syz.0.0,5110,0):ocfs2_commit_trans:382 ERROR: status = -5 ------------[ cut here ]------------ kernel BUG at fs/ocfs2/aops.c:2279! Oops: invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI CPU: 0 UID: 0 PID: 5110 Comm: syz.0.0 Not tainted 6.11.0-rc7-syzkaller-00039-g77f587896757 #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:2279 Code: e1 8e 4c 89 f2 e8 23 f7 6b 01 e9 3a f6 ff ff e8 19 3d 39 08 e8 54 30 13 fe 90 0f 0b e8 4c 30 13 fe 90 0f 0b e8 44 30 13 fe 90 <0f> 0b e8 3c 30 13 fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 RSP: 0018:ffffc90002f4f060 EFLAGS: 00010246 RAX: ffffffff83805c6c RBX: 0000000000002000 RCX: 0000000000040000 RDX: ffffc9000b9fa000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc90002f4f250 R08: ffffffff8380570b R09: 1ffffffff283c928 R10: dffffc0000000000 R11: fffffbfff283c929 R12: 1ffff110096fc90d R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff88804b5f2b10 FS: 00007f071ed946c0(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000dc00000000 CR3: 0000000040d04000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: get_more_blocks fs/direct-io.c:649 [inline] do_direct_IO fs/direct-io.c:937 [inline] __blockdev_direct_IO+0x1c90/0x4890 fs/direct-io.c:1249 ocfs2_direct_IO+0x257/0x2c0 fs/ocfs2/aops.c:2465 generic_file_direct_write+0x130/0x350 mm/filemap.c:3941 __generic_file_write_iter+0x129/0x230 mm/filemap.c:4107 ocfs2_file_write_iter+0x17b4/0x1f60 fs/ocfs2/file.c:2455 do_iter_readv_writev+0x60a/0x890 vfs_writev+0x37c/0xbb0 fs/read_write.c:971 do_pwritev fs/read_write.c:1072 [inline] __do_sys_pwritev2 fs/read_write.c:1131 [inline] __se_sys_pwritev2+0x1ca/0x2d0 fs/read_write.c:1122 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: 0033:0x7f071df7def9 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:00007f071ed94038 EFLAGS: 00000246 ORIG_RAX: 0000000000000148 RAX: ffffffffffffffda RBX: 00007f071e136058 RCX: 00007f071df7def9 RDX: 0000000000000001 RSI: 0000000020000240 RDI: 0000000000000004 RBP: 00007f071dff0b76 R08: 0000000000000000 R09: 0000000000000003 R10: 0000000000001400 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f071e136058 R15: 00007ffc88f3e3c8 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:ocfs2_dio_wr_get_block+0x18bd/0x18d0 fs/ocfs2/aops.c:2279 Code: e1 8e 4c 89 f2 e8 23 f7 6b 01 e9 3a f6 ff ff e8 19 3d 39 08 e8 54 30 13 fe 90 0f 0b e8 4c 30 13 fe 90 0f 0b e8 44 30 13 fe 90 <0f> 0b e8 3c 30 13 fe 90 0f 0b 66 0f 1f 84 00 00 00 00 00 90 90 90 RSP: 0018:ffffc90002f4f060 EFLAGS: 00010246 RAX: ffffffff83805c6c RBX: 0000000000002000 RCX: 0000000000040000 RDX: ffffc9000b9fa000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: ffffc90002f4f250 R08: ffffffff8380570b R09: 1ffffffff283c928 R10: dffffc0000000000 R11: fffffbfff283c929 R12: 1ffff110096fc90d R13: dffffc0000000000 R14: 00000000ffffffe2 R15: ffff88804b5f2b10 FS: 00007f071ed946c0(0000) GS:ffff88801fe00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000dc00000000 CR3: 0000000040d04000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400