syzbot

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kernel BUG at fs/ext4/inline.c:751!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 8821 Comm: syz-executor351 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022
RIP: 0010:ext4_write_inline_data_end+0x483/0x650 fs/ext4/inline.c:751
Code: 02 00 0f 85 c2 01 00 00 48 8b 7d 28 ba e9 02 00 00 48 c7 c6 60 51 7a 88 45 31 e4 e8 27 b2 0e 00 e9 6f ff ff ff e8 4d 84 84 ff <0f> 0b e8 46 84 84 ff 49 8d 7c 24 08 48 89 f8 48 c1 e8 03 42 80 3c
RSP: 0018:ffff888092e9f8a0 EFLAGS: 00010293
RAX: ffff8880aaa6c480 RBX: 0000000000000010 RCX: ffffffff81ddfde2
RDX: 0000000000000000 RSI: ffffffff81de0123 RDI: 0000000000000001
RBP: ffff88808cbf4430 R08: ffffffff8cd525c0 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffea00023b9300
R13: 0000000000000010 R14: 1ffff110125d3f18 R15: ffff888092e9f8e0
FS:  00007f3b3974a700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3b39729718 CR3: 00000000b3678000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 ext4_write_end+0x1de/0xec0 fs/ext4/inode.c:1423
 ext4_da_write_end+0x860/0xa70 fs/ext4/inode.c:3170
 generic_perform_write+0x2ae/0x4d0 mm/filemap.c:3181
 __generic_file_write_iter+0x24b/0x610 mm/filemap.c:3295
 ext4_file_write_iter+0x2fe/0xf20 fs/ext4/file.c:272
 call_write_iter include/linux/fs.h:1821 [inline]
 new_sync_write fs/read_write.c:474 [inline]
 __vfs_write+0x51b/0x770 fs/read_write.c:487
 vfs_write+0x1f3/0x540 fs/read_write.c:549
 ksys_write+0x12b/0x2a0 fs/read_write.c:599
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f3b3979dcc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f3b3974a2f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 0000000000000024 RCX: 00007f3b3979dcc9
RDX: 0000000000000010 RSI: 0000000020000280 RDI: 0000000000000003
RBP: 00007f3b398234a8 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3b398234a0
R13: 00007f3b397f00bc R14: 0030656c69662f2e R15: e5d26e84aa4cf3c6
Modules linked in:
---[ end trace e9cf05c093d934e4 ]---
RIP: 0010:ext4_write_inline_data_end+0x483/0x650 fs/ext4/inline.c:751
Code: 02 00 0f 85 c2 01 00 00 48 8b 7d 28 ba e9 02 00 00 48 c7 c6 60 51 7a 88 45 31 e4 e8 27 b2 0e 00 e9 6f ff ff ff e8 4d 84 84 ff <0f> 0b e8 46 84 84 ff 49 8d 7c 24 08 48 89 f8 48 c1 e8 03 42 80 3c
RSP: 0018:ffff888092e9f8a0 EFLAGS: 00010293
RAX: ffff8880aaa6c480 RBX: 0000000000000010 RCX: ffffffff81ddfde2
RDX: 0000000000000000 RSI: ffffffff81de0123 RDI: 0000000000000001
RBP: ffff88808cbf4430 R08: ffffffff8cd525c0 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffffea00023b9300
R13: 0000000000000010 R14: 1ffff110125d3f18 R15: ffff888092e9f8e0
FS:  00007f3b3974a700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f3b39729718 CR3: 00000000b3678000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400