EXT4-fs error (device loop4): ext4_xattr_block_get:544: inode #18: comm syz-executor.4: corrupted xattr block 176
EXT4-fs error (device loop4): __ext4_get_inode_loc:4710: comm syz-executor.4: Invalid inode table block 5 in block_group 0
EXT4-fs error (device loop4) in ext4_reserve_inode_write:6099: Corrupt filesystem
------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:2984!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 6342 Comm: syz-executor.4 Not tainted 5.4.268-syzkaller-00003-g2d5d8240a7cb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2984 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xc10/0xc50 fs/ext4/mballoc.c:1826
Code: fc ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 0d fc ff ff 48 89 d7 e8 0f 85 c8 ff 48 8b 54 24 30 e9 fb fb ff ff e8 20 b1 98 ff <0f> 0b e8 49 69 6f ff e8 14 b1 98 ff 0f 0b e8 0d b1 98 ff 0f 0b e8
RSP: 0018:ffff8881ebf16340 EFLAGS: 00010246
RAX: ffffffff81cb9600 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc9000234f000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffff8881ebf16450 R08: ffffffff81cb8b29 R09: ffffed103aa5e722
R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000000de
R13: ffff8881e6d293f0 R14: 1ffff1103d7e2c78 R15: 1ffff1103cda527e
FS:  00007facbcbaa6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007facb47a8000 CR3: 00000001e56da000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_mb_regular_allocator+0x229/0x10d0 fs/ext4/mballoc.c:2129
 ext4_mb_new_blocks+0x59a/0x2d10 fs/ext4/mballoc.c:4596
 ext4_ext_map_blocks+0x1e70/0x7450 fs/ext4/extents.c:4511
 ext4_map_blocks+0xa2f/0x1ba0 fs/ext4/inode.c:661
 _ext4_get_block+0x21b/0x610 fs/ext4/inode.c:802
 ext4_block_write_begin+0x68a/0x1390 fs/ext4/inode.c:1213
 ext4_write_begin+0x5ba/0x1900 fs/ext4/inode.c:1351
 ext4_da_write_begin+0x4a3/0xfe0 fs/ext4/inode.c:3110
 generic_perform_write+0x2c7/0x560 mm/filemap.c:3450
 __generic_file_write_iter+0x224/0x530 mm/filemap.c:3579
 ext4_file_write_iter+0x499/0x10e0 fs/ext4/file.c:270
 do_iter_readv_writev+0x591/0x7a0 fs/read_write.c:690
 do_iter_write+0x170/0x560 fs/read_write.c:970
 iter_file_splice_write+0x7b0/0xf60 fs/splice.c:746
 splice_direct_to_actor+0x497/0xae0 fs/splice.c:976
 do_splice_direct+0x27f/0x3c0 fs/splice.c:1064
 do_sendfile+0x854/0xee0 fs/read_write.c:1464
 __do_sys_sendfile64 fs/read_write.c:1525 [inline]
 __se_sys_sendfile64 fs/read_write.c:1511 [inline]
 __x64_sys_sendfile64+0x1ce/0x230 fs/read_write.c:1511
 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace c82b782195f42747 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2984 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xc10/0xc50 fs/ext4/mballoc.c:1826
Code: fc ff ff 89 d1 80 e1 07 80 c1 03 38 c1 0f 8c 0d fc ff ff 48 89 d7 e8 0f 85 c8 ff 48 8b 54 24 30 e9 fb fb ff ff e8 20 b1 98 ff <0f> 0b e8 49 69 6f ff e8 14 b1 98 ff 0f 0b e8 0d b1 98 ff 0f 0b e8
RSP: 0018:ffff8881ebf16340 EFLAGS: 00010246
RAX: ffffffff81cb9600 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc9000234f000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffff8881ebf16450 R08: ffffffff81cb8b29 R09: ffffed103aa5e722
R10: 0000000000000000 R11: dffffc0000000001 R12: 00000000000000de
R13: ffff8881e6d293f0 R14: 1ffff1103d7e2c78 R15: 1ffff1103cda527e
FS:  00007facbcbaa6c0(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007facb47a8000 CR3: 00000001e56da000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400