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kernel BUG at fs/ext4/ext4.h:3247!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 289 Comm: syz-executor968 Not tainted 5.10.177-syzkaller #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:3247 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xf5d/0x1020 fs/ext4/mballoc.c:1174
Code: ff e8 47 3c c8 ff e9 f0 f2 ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 52 f3 ff ff e8 4d 3c c8 ff e9 48 f3 ff ff e8 83 2e 8b ff <0f> 0b e9 62 00 00 00 e8 77 2e 8b ff e9 ef fb ff ff e9 65 00 00 00
RSP: 0018:ffffc90000b17a30 EFLAGS: 00010293
RAX: ffffffff81df3e6d RBX: 00000000fffff171 RCX: ffff88811d9e13c0
RDX: 0000000000000000 RSI: 00000000fffff171 RDI: 0000000000000001
RBP: ffffc90000b17ab0 R08: ffffffff81df2ffc R09: ffffed1021faf090
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff88811e694000 R14: 1ffff11023cd2679 R15: ffff88811e6933c8
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fabd0378a08 CR3: 000000000660f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_discard_preallocations+0x79c/0xef0 fs/ext4/mballoc.c:4451
 ext4_release_file+0x16e/0x310 fs/ext4/file.c:152
 __fput+0x309/0x760 fs/file_table.c:281
 ____fput+0x15/0x20 fs/file_table.c:314
 task_work_run+0x129/0x190 kernel/task_work.c:164
 exit_task_work include/linux/task_work.h:32 [inline]
 do_exit+0xc83/0x2a50 kernel/exit.c:861
 do_group_exit+0x141/0x310 kernel/exit.c:983
 __do_sys_exit_group kernel/exit.c:994 [inline]
 __se_sys_exit_group kernel/exit.c:992 [inline]
 __x64_sys_exit_group+0x3f/0x40 kernel/exit.c:992
 do_syscall_64+0x34/0x70
 entry_SYSCALL_64_after_hwframe+0x61/0xc6
RIP: 0033:0x7fabd0334819
Code: Unable to access opcode bytes at RIP 0x7fabd03347ef.
RSP: 002b:00007ffd0d85bef8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 00007fabd03a9370 RCX: 00007fabd0334819
RDX: 000000000000003c RSI: 00000000000000e7 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffffffffffffc0 R09: 0000000000000000
R10: 000000000001ffff R11: 0000000000000246 R12: 00007fabd03a9370
R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000001
Modules linked in:
---[ end trace b578b9d4114da835 ]---
RIP: 0010:ext4_get_group_info fs/ext4/ext4.h:3247 [inline]
RIP: 0010:ext4_mb_load_buddy_gfp+0xf5d/0x1020 fs/ext4/mballoc.c:1174
Code: ff e8 47 3c c8 ff e9 f0 f2 ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 52 f3 ff ff e8 4d 3c c8 ff e9 48 f3 ff ff e8 83 2e 8b ff <0f> 0b e9 62 00 00 00 e8 77 2e 8b ff e9 ef fb ff ff e9 65 00 00 00
RSP: 0018:ffffc90000b17a30 EFLAGS: 00010293
RAX: ffffffff81df3e6d RBX: 00000000fffff171 RCX: ffff88811d9e13c0
RDX: 0000000000000000 RSI: 00000000fffff171 RDI: 0000000000000001
RBP: ffffc90000b17ab0 R08: ffffffff81df2ffc R09: ffffed1021faf090
R10: 0000000000000000 R11: dffffc0000000001 R12: 0000000000000001
R13: ffff88811e694000 R14: 1ffff11023cd2679 R15: ffff88811e6933c8
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fabd0378a08 CR3: 000000000660f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400