getblk(): invalid block size 512 requested
logical block size: 2048
CPU: 0 UID: 0 PID: 5340 Comm: syz.0.0 Not tainted 6.16.0-rc1-syzkaller-00003-gf09079bd04a9 #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
Call Trace:
 <TASK>
 dump_stack_lvl+0x189/0x250 lib/dump_stack.c:120
 __getblk_slow fs/buffer.c:1133 [inline]
 bdev_getblk+0x5b0/0x690 fs/buffer.c:1467
 __getblk include/linux/buffer_head.h:382 [inline]
 sb_getblk include/linux/buffer_head.h:388 [inline]
 ocfs2_block_group_alloc_contig fs/ocfs2/suballoc.c:446 [inline]
 ocfs2_block_group_alloc fs/ocfs2/suballoc.c:699 [inline]
 ocfs2_reserve_suballoc_bits+0x11b6/0x4640 fs/ocfs2/suballoc.c:834
 ocfs2_reserve_new_metadata_blocks+0x403/0x940 fs/ocfs2/suballoc.c:984
 ocfs2_create_refcount_tree+0x284/0x1250 fs/ocfs2/refcounttree.c:571
 ocfs2_reflink_remap_blocks+0x2ea/0x1930 fs/ocfs2/refcounttree.c:4646
 ocfs2_remap_file_range+0x4b7/0x730 fs/ocfs2/file.c:2740
 vfs_copy_file_range+0xd56/0x1310 fs/read_write.c:1591
 __do_sys_copy_file_range fs/read_write.c:1677 [inline]
 __se_sys_copy_file_range+0x2fb/0x470 fs/read_write.c:1644
 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: 0033:0x7ff7c3f8e929
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:00007ff7c4d8c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000146
RAX: ffffffffffffffda RBX: 00007ff7c41b6160 RCX: 00007ff7c3f8e929
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007ff7c4010b39 R08: fffffbffa003e458 R09: 0700000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff7c41b6160 R15: 00007ffcdd35dcd8
 </TASK>
(syz.0.0,5340,0):ocfs2_block_group_alloc_contig:449 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_block_group_alloc:711 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_block_group_alloc:764 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_reserve_suballoc_bits:839 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_reserve_suballoc_bits:856 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_reserve_new_metadata_blocks:996 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_reserve_new_metadata_blocks:1019 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_create_refcount_tree:573 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_reflink_remap_blocks:4648 ERROR: status = -12
(syz.0.0,5340,0):ocfs2_remap_file_range:2747 ERROR: status = -12
(syz.0.0,5340,0):__ocfs2_journal_access:727 ERROR: Error -30 getting 1 access to buffer!
(syz.0.0,5340,0):ocfs2_write_end_nolock:1942 ERROR: status = -30
(syz.0.0,5340,0):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: 5340 Comm: syz.0.0 Not tainted 6.16.0-rc1-syzkaller-00003-gf09079bd04a9 #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 49 64 8b fe 44 89 fa 4c 8b 7c 24 28 e9 d2 fa ff ff e8 f7 ec 27 fe 90 0f 0b e8 ef ec 27 fe 90 0f 0b e8 e7 ec 27 fe 90 <0f> 0b e8 df ec 27 fe 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00
RSP: 0018:ffffc9000d2e6dc0 EFLAGS: 00010202
RAX: ffffffff83987209 RBX: 00000000ffffffe2 RCX: ffff8880004ca440
RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00000000ffffffe2
RBP: ffffc9000d2e6f90 R08: 000000000002fad0 R09: 0000000000800000
R10: 00000000005f5a08 R11: fffffbfff1f4211f R12: ffff88805212c1a8
R13: dffffc0000000000 R14: ffff88805212c178 R15: 0000000000002000
FS:  00007ff7c4d8c6c0(0000) GS:ffff88808d252000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000003ee0e000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 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+0x1db/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
 iter_file_splice_write+0x937/0x1000 fs/splice.c:738
 do_splice_from fs/splice.c:935 [inline]
 direct_splice_actor+0x101/0x160 fs/splice.c:1158
 splice_direct_to_actor+0x5a5/0xcc0 fs/splice.c:1102
 do_splice_direct_actor fs/splice.c:1201 [inline]
 do_splice_direct+0x181/0x270 fs/splice.c:1227
 vfs_copy_file_range+0xabc/0x1310 fs/read_write.c:1627
 __do_sys_copy_file_range fs/read_write.c:1677 [inline]
 __se_sys_copy_file_range+0x2fb/0x470 fs/read_write.c:1644
 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: 0033:0x7ff7c3f8e929
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:00007ff7c4d8c038 EFLAGS: 00000246 ORIG_RAX: 0000000000000146
RAX: ffffffffffffffda RBX: 00007ff7c41b6160 RCX: 00007ff7c3f8e929
RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000006
RBP: 00007ff7c4010b39 R08: fffffbffa003e458 R09: 0700000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007ff7c41b6160 R15: 00007ffcdd35dcd8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ocfs2_dio_wr_get_block+0x175a/0x1770 fs/ocfs2/aops.c:2252
Code: 89 d7 e8 49 64 8b fe 44 89 fa 4c 8b 7c 24 28 e9 d2 fa ff ff e8 f7 ec 27 fe 90 0f 0b e8 ef ec 27 fe 90 0f 0b e8 e7 ec 27 fe 90 <0f> 0b e8 df ec 27 fe 90 0f 0b 66 66 66 2e 0f 1f 84 00 00 00 00 00
RSP: 0018:ffffc9000d2e6dc0 EFLAGS: 00010202
RAX: ffffffff83987209 RBX: 00000000ffffffe2 RCX: ffff8880004ca440
RDX: 0000000000000003 RSI: 0000000000002000 RDI: 00000000ffffffe2
RBP: ffffc9000d2e6f90 R08: 000000000002fad0 R09: 0000000000800000
R10: 00000000005f5a08 R11: fffffbfff1f4211f R12: ffff88805212c1a8
R13: dffffc0000000000 R14: ffff88805212c178 R15: 0000000000002000
FS:  00007ff7c4d8c6c0(0000) GS:ffff88808d252000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000000008 CR3: 000000003ee0e000 CR4: 0000000000352ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400