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kernel BUG at fs/ext4/ext4.h:3331!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 3408 Comm: syz-executor.0 Not tainted 6.1.25-syzkaller-00094-g2eb5b31ac1e3 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3331 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2162
Code: c4 ff e9 b5 fb ff ff e8 da 17 7e ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 c6 17 7e ff e9 51 f7 ff ff e8 bc 17 7e ff <0f> 0b e8 15 bc fd 02 e8 b0 17 7e ff 0f 0b e8 a9 17 7e ff 0f 0b e8
RSP: 0018:ffffc9000ddf6b00 EFLAGS: 00010246
RAX: ffffffff81f6c234 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc900018cd000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc9000ddf6c10 R08: ffffffff81f6b56b R09: ffffed10217b1ce9
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110238d2e79
R13: 0000000000000001 R14: 1ffff92001bbed70 R15: ffff88811c6973c8
FS:  00007fa362bc66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa362b84d58 CR3: 000000011926e000 CR4: 00000000003506a0
DR0: 000000000000d8dd DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_mb_regular_allocator+0x24c/0x3610 fs/ext4/mballoc.c:2614
 ext4_mb_new_blocks+0xfd3/0x48f0 fs/ext4/mballoc.c:5611
 ext4_ext_map_blocks+0x19ca/0x71e0 fs/ext4/extents.c:4287
 ext4_map_blocks+0xa42/0x1ce0 fs/ext4/inode.c:651
 ext4_iomap_alloc fs/ext4/inode.c:3422 [inline]
 ext4_iomap_begin+0x824/0xd10 fs/ext4/inode.c:3472
 iomap_iter+0x5c1/0xbf0 fs/iomap/iter.c:74
 __iomap_dio_rw+0xddc/0x20a0 fs/iomap/direct-io.c:601
 iomap_dio_rw+0x41/0x90 fs/iomap/direct-io.c:690
 ext4_dio_write_iter fs/ext4/file.c:587 [inline]
 ext4_file_write_iter+0x1123/0x1cf0 fs/ext4/file.c:698
 call_write_iter include/linux/fs.h:2215 [inline]
 new_sync_write fs/read_write.c:491 [inline]
 vfs_write+0x902/0xeb0 fs/read_write.c:584
 ksys_write+0x199/0x2c0 fs/read_write.c:637
 __do_sys_write fs/read_write.c:649 [inline]
 __se_sys_write fs/read_write.c:646 [inline]
 __x64_sys_write+0x7b/0x90 fs/read_write.c:646
 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+0x63/0xcd
RIP: 0033:0x7fa361e7cae9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fa362bc60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa361f9bf80 RCX: 00007fa361e7cae9
RDX: 00000000000000a0 RSI: 0000000020000200 RDI: 0000000000000004
RBP: 00007fa361ec847a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fa361f9bf80 R15: 00007ffc78a9bff8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3331 [inline]
RIP: 0010:ext4_mb_find_by_goal+0xdf4/0xe30 fs/ext4/mballoc.c:2162
Code: c4 ff e9 b5 fb ff ff e8 da 17 7e ff 49 bc 00 00 00 00 00 fc ff df e9 6f f7 ff ff e8 c6 17 7e ff e9 51 f7 ff ff e8 bc 17 7e ff <0f> 0b e8 15 bc fd 02 e8 b0 17 7e ff 0f 0b e8 a9 17 7e ff 0f 0b e8
RSP: 0018:ffffc9000ddf6b00 EFLAGS: 00010246
RAX: ffffffff81f6c234 RBX: 0000000000000001 RCX: 0000000000040000
RDX: ffffc900018cd000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc9000ddf6c10 R08: ffffffff81f6b56b R09: ffffed10217b1ce9
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110238d2e79
R13: 0000000000000001 R14: 1ffff92001bbed70 R15: ffff88811c6973c8
FS:  00007fa362bc66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa362b84d58 CR3: 000000011926e000 CR4: 00000000003506a0
DR0: 000000000000d8dd DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400