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kernel BUG at fs/ext4/ext4.h:3355!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 26836 Comm: syz-executor.4 Not tainted 5.15.106-syzkaller-00249-g19c0ed55a470 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xee5/0xf00 fs/ext4/mballoc.c:1498
Code: 11 0f c8 ff e9 0d f4 ff ff e8 87 c7 86 ff 48 c7 c7 80 81 a9 86 4c 89 fe 4c 89 f2 e8 05 93 9a 00 e9 87 f2 ff ff e8 6b c7 86 ff <0f> 0b e8 64 c7 86 ff 0f 0b e8 5d c7 86 ff 0f 0b 66 2e 0f 1f 84 00
RSP: 0018:ffffc90000bb7b80 EFLAGS: 00010293
RAX: ffffffff81e92455 RBX: 00000000fffdbe5b RCX: ffff888118210000
RDX: 0000000000000000 RSI: 00000000fffdbe5b RDI: 0000000000000001
RBP: ffffc90000bb7c10 R08: ffffffff81e91684 R09: ffffed102e00508e
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022574479
R13: ffff888112ba23c8 R14: 0000000000000001 R15: ffff88810da6e000
FS:  0000555557448400(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000200bc030 CR3: 0000000118d58000 CR4: 00000000003506b0
Call Trace:
 <TASK>
 ext4_discard_preallocations+0x79c/0xef0 fs/ext4/mballoc.c:5033
 ext4_release_file+0x16e/0x310 fs/ext4/file.c:151
 __fput+0x3fe/0x910 fs/file_table.c:280
 ____fput+0x15/0x20 fs/file_table.c:308
 task_work_run+0x129/0x190 kernel/task_work.c:164
 tracehook_notify_resume include/linux/tracehook.h:189 [inline]
 exit_to_user_mode_loop+0xc4/0xe0 kernel/entry/common.c:175
 exit_to_user_mode_prepare+0x5a/0xa0 kernel/entry/common.c:208
 __syscall_exit_to_user_mode_work kernel/entry/common.c:290 [inline]
 syscall_exit_to_user_mode+0x26/0x160 kernel/entry/common.c:301
 do_syscall_64+0x49/0xb0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x61/0xcb
RIP: 0033:0x7f8cff9d201b
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:00007fff07fd3290 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000008 RCX: 00007f8cff9d201b
RDX: 0000000000000000 RSI: 0000001b33425dec RDI: 0000000000000007
RBP: 00007f8cffb41980 R08: 0000000000000000 R09: 000000002df10641
R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000271ff5
R13: 00007fff07fd3390 R14: 00007f8cffb40050 R15: 0000000000000032
 </TASK>
Modules linked in:
---[ end trace f26352d5438b67da ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3355 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xee5/0xf00 fs/ext4/mballoc.c:1498
Code: 11 0f c8 ff e9 0d f4 ff ff e8 87 c7 86 ff 48 c7 c7 80 81 a9 86 4c 89 fe 4c 89 f2 e8 05 93 9a 00 e9 87 f2 ff ff e8 6b c7 86 ff <0f> 0b e8 64 c7 86 ff 0f 0b e8 5d c7 86 ff 0f 0b 66 2e 0f 1f 84 00
RSP: 0018:ffffc90000bb7b80 EFLAGS: 00010293
RAX: ffffffff81e92455 RBX: 00000000fffdbe5b RCX: ffff888118210000
RDX: 0000000000000000 RSI: 00000000fffdbe5b RDI: 0000000000000001
RBP: ffffc90000bb7c10 R08: ffffffff81e91684 R09: ffffed102e00508e
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff11022574479
R13: ffff888112ba23c8 R14: 0000000000000001 R15: ffff88810da6e000
FS:  0000555557448400(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffe715fcf88 CR3: 0000000118d58000 CR4: 00000000003506a0