EXT4-fs error (device loop4): ext4_orphan_get:1406: comm syz.4.856: couldn't read orphan inode 15 (err -117)
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kernel BUG at fs/ext4/inline.c:781!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 3781 Comm: syz.4.856 Not tainted 5.15.189-syzkaller-android13-5.15.189_r00 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025
RIP: 0010:ext4_write_inline_data_end+0xdb1/0xdd0 fs/ext4/inline.c:781
Code: 54 24 50 e9 03 f8 ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 0c fa ff ff 4c 89 f7 e8 d9 a7 d0 ff e9 ff f9 ff ff e8 2f 2d 92 ff <0f> 0b e8 28 2d 92 ff 0f 0b e8 21 2d 92 ff 0f 0b e8 1a 2d 92 ff 0f
RSP: 0018:ffffc90002e970c0 EFLAGS: 00010293
RAX: ffffffff81d682a1 RBX: 0000000000000000 RCX: ffff888113860000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90002e97220 R08: dffffc0000000000 R09: ffffed10244d25e3
R10: ffffed10244d25e3 R11: 1ffff110244d25e2 R12: ffff888122692f10
R13: 0000000000000001 R14: ffff888122693018 R15: dffffc0000000000
FS:  00007f536467b6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9a07f01000 CR3: 0000000120010000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_write_end+0x3aa/0xa70 fs/ext4/inode.c:1335
 generic_perform_write+0x34c/0x670 mm/filemap.c:3880
 ext4_buffered_write_iter+0x4ed/0x670 fs/ext4/file.c:270
 ext4_file_write_iter+0x18c/0x14c0 fs/ext4/file.c:664
 do_iter_readv_writev+0x491/0x600 fs/read_write.c:-1
 do_iter_write+0x1fa/0x7b0 fs/read_write.c:855
 vfs_iter_write+0x7d/0xa0 fs/read_write.c:896
 iter_file_splice_write+0x650/0xc30 fs/splice.c:689
 do_splice_from fs/splice.c:767 [inline]
 direct_splice_actor+0xe9/0x120 fs/splice.c:936
 splice_direct_to_actor+0x4cd/0xb30 fs/splice.c:891
 do_splice_direct+0x1b3/0x2c0 fs/splice.c:979
 do_sendfile+0x5c6/0xeb0 fs/read_write.c:1249
 __do_sys_sendfile64 fs/read_write.c:1317 [inline]
 __se_sys_sendfile64 fs/read_write.c:1303 [inline]
 __x64_sys_sendfile64+0x18f/0x1f0 fs/read_write.c:1303
 x64_sys_call+0x88d/0x9a0 arch/x86/include/generated/asm/syscalls_64.h:41
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f536480abe9
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:00007f536467b038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f5364a31fa0 RCX: 00007f536480abe9
RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000005
RBP: 00007f536488de19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000040001 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f5364a32038 R14: 00007f5364a31fa0 R15: 00007ffc5296ebd8
 </TASK>
Modules linked in:
---[ end trace 521daa3469c4f8f0 ]---
RIP: 0010:ext4_write_inline_data_end+0xdb1/0xdd0 fs/ext4/inline.c:781
Code: 54 24 50 e9 03 f8 ff ff 44 89 f1 80 e1 07 fe c1 38 c1 0f 8c 0c fa ff ff 4c 89 f7 e8 d9 a7 d0 ff e9 ff f9 ff ff e8 2f 2d 92 ff <0f> 0b e8 28 2d 92 ff 0f 0b e8 21 2d 92 ff 0f 0b e8 1a 2d 92 ff 0f
RSP: 0018:ffffc90002e970c0 EFLAGS: 00010293
RAX: ffffffff81d682a1 RBX: 0000000000000000 RCX: ffff888113860000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90002e97220 R08: dffffc0000000000 R09: ffffed10244d25e3
R10: ffffed10244d25e3 R11: 1ffff110244d25e2 R12: ffff888122692f10
R13: 0000000000000001 R14: ffff888122693018 R15: dffffc0000000000
FS:  00007f536467b6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f7916938020 CR3: 0000000120010000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400