EXT4-fs error (device loop3): ext4_map_blocks:602: inode #4: block 19: comm syz-executor.3: lblock 2 mapped to illegal pblock 19 (length 1)
Quota error (device loop3): qtree_write_dquot: dquota write failed
EXT4-fs error (device loop3): __ext4_get_inode_loc:4347: comm syz-executor.3: Invalid inode table block 4294967295 in block_group 0
EXT4-fs error (device loop3) in ext4_reserve_inode_write:5805: Corrupt filesystem
EXT4-fs error (device loop3): ext4_dirty_inode:6009: inode #18: comm syz-executor.3: mark_inode_dirty error
------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:3355!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 15409 Comm: syz-executor.3 Not tainted 5.15.94-syzkaller-03204-g5448b2fda85f #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2206
Code: c6 ff e9 b5 fb ff ff e8 7a 10 85 ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 66 10 85 ff e9 51 f7 ff ff e8 5c 10 85 ff <0f> 0b e8 f5 71 c8 02 e8 50 10 85 ff 0f 0b e8 49 10 85 ff 0f 0b e8
RSP: 0018:ffffc90000c06720 EFLAGS: 00010287
RAX: ffffffff81ea6164 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc90003905000 RSI: 0000000000002ce7 RDI: 0000000000002ce8
RBP: ffffc90000c06830 R08: ffffffff81ea549b R09: ffffed1023a58528
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022c02a79
R13: 0000000000000001 R14: 1ffff92000180cf4 R15: ffff8881160153c8
FS:  00007f99c0698700(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f52f7320c18 CR3: 0000000117944000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_mb_regular_allocator+0x247/0x3810 fs/ext4/mballoc.c:2658
 ext4_mb_new_blocks+0xe3c/0x43f0 fs/ext4/mballoc.c:5623
 ext4_ext_map_blocks+0x1a0d/0x7250 fs/ext4/extents.c:4287
 ext4_map_blocks+0xaa7/0x1e30 fs/ext4/inode.c:646
 _ext4_get_block+0x23b/0x660 fs/ext4/inode.c:803
 ext4_get_block+0x39/0x50 fs/ext4/inode.c:820
 ext4_block_write_begin+0x5ea/0x12a0 fs/ext4/inode.c:1088
 ext4_write_begin+0x6bc/0x13d0
 ext4_da_write_begin+0x4a2/0xc30 fs/ext4/inode.c:2986
 generic_perform_write+0x2bc/0x5a0 mm/filemap.c:3830
 ext4_buffered_write_iter+0x49c/0x630 fs/ext4/file.c:271
 ext4_file_write_iter+0x443/0x1cc0
 call_write_iter include/linux/fs.h:2157 [inline]
 new_sync_write fs/read_write.c:507 [inline]
 vfs_write+0xd8a/0x1160 fs/read_write.c:594
 ksys_write+0x199/0x2c0 fs/read_write.c:647
 __do_sys_write fs/read_write.c:659 [inline]
 __se_sys_write fs/read_write.c:656 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:656
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f99c9d060f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 00 00 90 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f99c0698168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f99c9e26050 RCX: 00007f99c9d060f9
RDX: 0000000000000010 RSI: 0000000020000000 RDI: 0000000000000005
RBP: 00007f99c9d61ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe346b058f R14: 00007f99c0698300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 95d32dfa6713cba1 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2206
Code: c6 ff e9 b5 fb ff ff e8 7a 10 85 ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 66 10 85 ff e9 51 f7 ff ff e8 5c 10 85 ff <0f> 0b e8 f5 71 c8 02 e8 50 10 85 ff 0f 0b e8 49 10 85 ff 0f 0b e8
RSP: 0018:ffffc90000c06720 EFLAGS: 00010287
RAX: ffffffff81ea6164 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc90003905000 RSI: 0000000000002ce7 RDI: 0000000000002ce8
RBP: ffffc90000c06830 R08: ffffffff81ea549b R09: ffffed1023a58528
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022c02a79
R13: 0000000000000001 R14: 1ffff92000180cf4 R15: ffff8881160153c8
FS:  00007f99c0698700(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30f29000 CR3: 0000000117944000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400