------------[ cut here ]------------
kernel BUG at fs/ext4/ext4.h:3332!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 6414 Comm: syz-executor242 Not tainted 6.3.0-rc2-syzkaller-00016-g4979bf866825 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023
RIP: 0010:ext4_get_group_info+0x399/0x3a0 fs/ext4/ext4.h:3332
Code: 4e ff 8b 74 24 04 48 c7 c7 e0 c0 0b 8d 4c 89 f2 e8 9c 02 34 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 77 65 4e ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00
RSP: 0018:ffffc9000ab5f970 EFLAGS: 00010293
RAX: ffffffff823ce209 RBX: 00000000ffffe428 RCX: ffff88801f40ba80
RDX: 0000000000000000 RSI: 00000000ffffe428 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff823cded9 R09: ffffed100e81e73c
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100e28cccf
R13: dffffc0000000000 R14: ffff888071464000 R15: ffff888071466678
FS:  0000000000000000(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5659cbf948 CR3: 0000000024f2d000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_mb_load_buddy_gfp+0xc3/0x820 fs/ext4/mballoc.c:1448
 ext4_discard_preallocations+0x8e6/0x11e0 fs/ext4/mballoc.c:5021
 ext4_release_file+0x16e/0x300 fs/ext4/file.c:166
 __fput+0x3b7/0x890 fs/file_table.c:321
 task_work_run+0x24a/0x300 kernel/task_work.c:179
 exit_task_work include/linux/task_work.h:38 [inline]
 do_exit+0x68f/0x2290 kernel/exit.c:869
 do_group_exit+0x206/0x2c0 kernel/exit.c:1019
 __do_sys_exit_group kernel/exit.c:1030 [inline]
 __se_sys_exit_group kernel/exit.c:1028 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:1028
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f5659c351f9
Code: Unable to access opcode bytes at 0x7f5659c351cf.
RSP: 002b:00007fffd7657d18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007f5659cbb470 RCX: 00007f5659c351f9
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffb8 R09: 0000000000000000
R10: 00007fffd7657da0 R11: 0000000000000246 R12: 00007f5659cbb470
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_get_group_info+0x399/0x3a0 fs/ext4/ext4.h:3332
Code: 4e ff 8b 74 24 04 48 c7 c7 e0 c0 0b 8d 4c 89 f2 e8 9c 02 34 02 43 80 3c 2c 00 0f 85 23 fd ff ff e9 26 fd ff ff e8 77 65 4e ff <0f> 0b 0f 1f 44 00 00 55 41 57 41 56 41 54 53 48 89 fb 49 bf 00 00
RSP: 0018:ffffc9000ab5f970 EFLAGS: 00010293
RAX: ffffffff823ce209 RBX: 00000000ffffe428 RCX: ffff88801f40ba80
RDX: 0000000000000000 RSI: 00000000ffffe428 RDI: 0000000000000001
RBP: 0000000000000001 R08: ffffffff823cded9 R09: ffffed100e81e73c
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff1100e28cccf
R13: dffffc0000000000 R14: ffff888071464000 R15: ffff888071466678
FS:  0000000000000000(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f5659bf38a0 CR3: 0000000027fe5000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400