------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:3248!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 4150 Comm: syz-executor.1 Not tainted 5.10.161-syzkaller-00019-g416c4356f372 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3248 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xe54/0xec0 fs/ext4/mballoc.c:1174
Code: ff e8 40 13 c8 ff e9 c8 f3 ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 f4 ff ff e8 46 13 c8 ff e9 0a f4 ff ff e8 ec 10 8e ff <0f> 0b e8 e5 10 8e ff 4c 89 ef e8 5d 64 cd ff e9 34 fc ff ff e8 d3
RSP: 0018:ffffc9000643fbb8 EFLAGS: 00010293
RAX: ffffffff81df10c4 RBX: 0000000000000001 RCX: ffff88816dfa62c0
RDX: 0000000000000000 RSI: 000000001cd85689 RDI: 0000000000000001
RBP: ffffc9000643fc50 R08: ffffffff81df034c R09: ffffed102ec542c7
R10: ffffed102ec542c7 R11: 1ffff1102ec542c6 R12: 1ffff1102d865a79
R13: ffff88816c32f000 R14: 000000001cd85689 R15: dffffc0000000000
FS:  00005555556b5400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3372e000 CR3: 000000010d8d9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_discard_preallocations+0x803/0xf10 fs/ext4/mballoc.c:4451
 ext4_release_file+0x17a/0x320 fs/ext4/file.c:152
 __fput+0x348/0x7c0 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x147/0x1b0 kernel/task_work.c:154
 tracehook_notify_resume include/linux/tracehook.h:188 [inline]
 exit_to_user_mode_loop+0xc8/0xe0 kernel/entry/common.c:164
 exit_to_user_mode_prepare kernel/entry/common.c:191 [inline]
 syscall_exit_to_user_mode+0x77/0xa0 kernel/entry/common.c:266
 do_syscall_64+0x40/0x70 arch/x86/entry/common.c:56
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7f93cc43001b
Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44
RSP: 002b:00007ffc51baa0b0 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000006 RCX: 00007f93cc43001b
RDX: 00007f93cbff7cb0 RSI: ffffffffffffffff RDI: 0000000000000005
RBP: 00007f93cc59f980 R08: 0000000000000000 R09: 00007f93cbff2000
R10: 00007f93cbff7cb8 R11: 0000000000000293 R12: 000000000008397d
R13: 00007ffc51baa1b0 R14: 00007f93cc59df80 R15: 0000000000000032
Modules linked in:
---[ end trace f8f1ec03eb1e71d6 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3248 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xe54/0xec0 fs/ext4/mballoc.c:1174
Code: ff e8 40 13 c8 ff e9 c8 f3 ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 14 f4 ff ff e8 46 13 c8 ff e9 0a f4 ff ff e8 ec 10 8e ff <0f> 0b e8 e5 10 8e ff 4c 89 ef e8 5d 64 cd ff e9 34 fc ff ff e8 d3
RSP: 0018:ffffc9000643fbb8 EFLAGS: 00010293
RAX: ffffffff81df10c4 RBX: 0000000000000001 RCX: ffff88816dfa62c0
RDX: 0000000000000000 RSI: 000000001cd85689 RDI: 0000000000000001
RBP: ffffc9000643fc50 R08: ffffffff81df034c R09: ffffed102ec542c7
R10: ffffed102ec542c7 R11: 1ffff1102ec542c6 R12: 1ffff1102d865a79
R13: ffff88816c32f000 R14: 000000001cd85689 R15: dffffc0000000000
FS:  00005555556b5400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020061030 CR3: 000000010d8d9000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400