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kernel BUG at fs/ext4/ext4.h:2984!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 7709 Comm: syz-executor.1 Tainted: G        W         5.4.268-syzkaller-00003-g2d5d8240a7cb #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2984 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xf29/0xf40 fs/ext4/mballoc.c:1117
Code: ff e8 2b c0 c9 ff e9 0a f3 ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 52 f3 ff ff e8 31 c0 c9 ff e9 48 f3 ff ff e8 d7 eb 99 ff <0f> 0b e8 d0 eb 99 ff 0f 0b e8 c9 eb 99 ff 0f 0b e8 c2 eb 99 ff 0f
RSP: 0018:ffff8881e26f7668 EFLAGS: 00010293
RAX: ffffffff81ca5b49 RBX: 0000000000000001 RCX: ffff8881d5f0ee40
RDX: 0000000000000000 RSI: 00000000ffffffda RDI: 0000000000000001
RBP: ffff8881ccf9b000 R08: ffffffff81ca4cf2 R09: ffffed103d2d13d5
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110399f327e
R13: dffffc0000000000 R14: 00000000ffffffda R15: ffff8881ccf993f0
FS:  00005555566b3480(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fda2d009fe0 CR3: 00000001ea320000 CR4: 00000000003406a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_discard_preallocations+0x603/0xb90 fs/ext4/mballoc.c:4120
 ext4_clear_inode+0x35/0x170 fs/ext4/super.c:1193
 ext4_evict_inode+0x63f/0x1ac0 fs/ext4/inode.c:360
 evict+0x29b/0x6a0 fs/inode.c:575
 dispose_list fs/inode.c:610 [inline]
 evict_inodes+0x5e1/0x660 fs/inode.c:660
 generic_shutdown_super+0x94/0x2a0 fs/super.c:454
 kill_block_super+0x7a/0xe0 fs/super.c:1453
 deactivate_locked_super+0xa8/0x110 fs/super.c:335
 deactivate_super+0x1e2/0x2a0 fs/super.c:366
 cleanup_mnt+0x44e/0x500 fs/namespace.c:1102
 task_work_run+0x140/0x170 kernel/task_work.c:113
 exit_task_work include/linux/task_work.h:22 [inline]
 do_exit+0xcaf/0x2bc0 kernel/exit.c:859
 do_group_exit+0x138/0x300 kernel/exit.c:982
 __do_sys_exit_group kernel/exit.c:993 [inline]
 __se_sys_exit_group kernel/exit.c:991 [inline]
 __x64_sys_exit_group+0x3b/0x40 kernel/exit.c:991
 do_syscall_64+0xca/0x1c0 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x5c/0xc1
Modules linked in:
---[ end trace bc110f13ea6d16f5 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:2984 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xf29/0xf40 fs/ext4/mballoc.c:1117
Code: ff e8 2b c0 c9 ff e9 0a f3 ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 52 f3 ff ff e8 31 c0 c9 ff e9 48 f3 ff ff e8 d7 eb 99 ff <0f> 0b e8 d0 eb 99 ff 0f 0b e8 c9 eb 99 ff 0f 0b e8 c2 eb 99 ff 0f
RSP: 0018:ffff8881e26f7668 EFLAGS: 00010293
RAX: ffffffff81ca5b49 RBX: 0000000000000001 RCX: ffff8881d5f0ee40
RDX: 0000000000000000 RSI: 00000000ffffffda RDI: 0000000000000001
RBP: ffff8881ccf9b000 R08: ffffffff81ca4cf2 R09: ffffed103d2d13d5
R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff110399f327e
R13: dffffc0000000000 R14: 00000000ffffffda R15: ffff8881ccf993f0
FS:  00005555566b3480(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fa5d296e988 CR3: 00000001eda04000 CR4: 00000000003426b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400