【hulk4.19】kernel BUG in ext4_es_cache_extent

```
------------[ cut here ]------------
kernel BUG at fs/ext4/extents_status.c:762!
invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 PID: 58668 Comm: syz-executor.3 Not tainted 4.19.90+ #37
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014
RIP: 0010:ext4_es_cache_extent+0x301/0x360 fs/ext4/extents_status.c:762
Code: 03 42 80 3c 32 00 75 24 4c 8b 7d 00 4d 85 ff 75 bd e8 73 25 a9 ff e9 b3 fd ff ff e8 69 25 a9 ff e9 b8 fe ff ff e8 5f 25 a9 ff <0f> 0b 48 89 ef e8 85 ef d6 ff eb d2 e8 7e ef d6 ff eb a8 e8 17 de
RSP: 0000:ffff88810f3c79e0 EFLAGS: 00010293
RAX: ffff88810ff7c9c0 RBX: 0000000000000fff RCX: ffffffff8d489411
RDX: 0000000000000000 RSI: 00000000ffffc4a1 RDI: 0000000000000004
RBP: 1ffff11021e78f3e R08: ffff88810ff7c9c0 R09: ffffed10278aa7e9
R10: ffffed10278aa7e9 R11: ffff88813c553f4b R12: ffff88813c553c88
R13: 00000000ffffc4a1 R14: 0000000000000001 R15: 07ffffffffffffff
FS:  00007fdee163d700(0000) GS:ffff8881f7080000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fdee161bd78 CR3: 0000000114ef2004 CR4: 0000000000360ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_cache_extents+0x238/0x2f0 fs/ext4/extents.c:561
 ext4_find_extent+0x6e6/0xa60 fs/ext4/extents.c:964
 ext4_fill_fiemap_extents fs/ext4/extents.c:2249 [inline]
 ext4_fiemap+0x392/0xf00 fs/ext4/extents.c:5294
 ioctl_fiemap fs/ioctl.c:213 [inline]
 do_vfs_ioctl+0x871/0x11b0 fs/ioctl.c:669
 ksys_ioctl+0x9b/0xc0 fs/ioctl.c:705
 __do_sys_ioctl fs/ioctl.c:712 [inline]
 __se_sys_ioctl fs/ioctl.c:710 [inline]
 __x64_sys_ioctl+0x6f/0xb0 fs/ioctl.c:710
 do_syscall_64+0xbb/0x450 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x45d029
Code: f7 d8 64 89 02 b8 ff ff ff ff c3 66 0f 1f 44 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fdee163cc18 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 000000000057bf60 RCX: 000000000045d029
RDX: 0000000020000180 RSI: 00000000c020660b RDI: 0000000000000004
RBP: 000000000057bf60 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff787ef510 R14: 00007fdee163d700 R15: 00007fdee163cd80
Modules linked in:
---[ end trace 0307b6fb50529ded ]---
```

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