OCFS2: ERROR (device loop0): int ocfs2_validate_inode_block(struct super_block *, struct buffer_head *): Invalid dinode #17058: signature = SýwR
On-disk corruption discovered. Please run fsck.ocfs2 once the filesystem is unmounted.
OCFS2: File system is now read-only.
(syz.0.0,5322,0):ocfs2_assign_bh:2417 ERROR: status = -30
(syz.0.0,5322,0):ocfs2_inode_lock_full_nested:2512 ERROR: status = -30
(syz.0.0,5322,0):ocfs2_reflink_inodes_lock:4747 ERROR: status = -30
------------[ cut here ]------------
kernel BUG at ./include/linux/highmem.h:577!
Oops: invalid opcode: 0000 [#1] SMP KASAN NOPTI
CPU: 0 UID: 0 PID: 5322 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:memcpy_from_folio include/linux/highmem.h:577 [inline]
RIP: 0010:ocfs2_write_end_inline fs/ocfs2/aops.c:1917 [inline]
RIP: 0010:ocfs2_write_end_nolock+0x1760/0x18c0 fs/ocfs2/aops.c:1951
Code: 90 0f 0b e8 72 ea 06 fe 90 0f 0b e8 6a ea 06 fe 48 8b 7c 24 10 48 c7 c6 e0 93 12 8c e8 39 3e 69 fd 90 0f 0b e8 51 ea 06 fe 90 <0f> 0b 65 44 8b 25 da af 7a 0f bf 07 00 00 00 44 89 e6 e8 79 ee 06
RSP: 0000:ffffc9000396f1e0 EFLAGS: 00010283
RAX: ffffffff83bed04f RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc90020802000 RSI: 0000000000002bcc RDI: 0000000000002bcd
RBP: ffffc9000396f350 R08: ffffea0001094207 R09: 1ffffd4000212840
R10: dffffc0000000000 R11: fffff94000212841 R12: 0000000000001000
R13: 0000000000002000 R14: 0000000000001000 R15: 0000000000000000
FS:  00007fc5666a36c0(0000) GS:ffff88808c888000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc559f19000 CR3: 0000000012b62000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 ocfs2_write_end+0x58/0x90 fs/ocfs2/aops.c:2061
 generic_perform_write+0x620/0x8f0 mm/filemap.c:4346
 ocfs2_file_write_iter+0x1663/0x1e70 fs/ocfs2/file.c:2476
 iter_file_splice_write+0x9a1/0x10f0 fs/splice.c:736
 do_splice_from fs/splice.c:936 [inline]
 direct_splice_actor+0x101/0x160 fs/splice.c:1159
 splice_direct_to_actor+0x53a/0xc70 fs/splice.c:1103
 do_splice_direct_actor fs/splice.c:1202 [inline]
 do_splice_direct+0x195/0x290 fs/splice.c:1228
 vfs_copy_file_range+0xb02/0x1370 fs/read_write.c:1634
 __do_sys_copy_file_range fs/read_write.c:1683 [inline]
 __se_sys_copy_file_range+0x2fb/0x480 fs/read_write.c:1650
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0x15f/0xf80 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fc56579cdd9
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:00007fc5666a2fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000146
RAX: ffffffffffffffda RBX: 00007fc565a16090 RCX: 00007fc56579cdd9
RDX: 0000000000000004 RSI: 00002000000001c0 RDI: 0000000000000005
RBP: 00007fc565832d69 R08: ffffffffa003e45b R09: 0700000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fc565a16128 R14: 00007fc565a16090 R15: 00007ffedb943fe8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:memcpy_from_folio include/linux/highmem.h:577 [inline]
RIP: 0010:ocfs2_write_end_inline fs/ocfs2/aops.c:1917 [inline]
RIP: 0010:ocfs2_write_end_nolock+0x1760/0x18c0 fs/ocfs2/aops.c:1951
Code: 90 0f 0b e8 72 ea 06 fe 90 0f 0b e8 6a ea 06 fe 48 8b 7c 24 10 48 c7 c6 e0 93 12 8c e8 39 3e 69 fd 90 0f 0b e8 51 ea 06 fe 90 <0f> 0b 65 44 8b 25 da af 7a 0f bf 07 00 00 00 44 89 e6 e8 79 ee 06
RSP: 0000:ffffc9000396f1e0 EFLAGS: 00010283
RAX: ffffffff83bed04f RBX: 0000000000000000 RCX: 0000000000100000
RDX: ffffc90020802000 RSI: 0000000000002bcc RDI: 0000000000002bcd
RBP: ffffc9000396f350 R08: ffffea0001094207 R09: 1ffffd4000212840
R10: dffffc0000000000 R11: fffff94000212841 R12: 0000000000001000
R13: 0000000000002000 R14: 0000000000001000 R15: 0000000000000000
FS:  00007fc5666a36c0(0000) GS:ffff88808c888000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc55a5ff000 CR3: 0000000012b62000 CR4: 0000000000352ef0