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kernel BUG at fs/ext4/inline.c:240!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 6992 Comm: syz.4.192 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ext4_write_inline_data+0x43c/0x440
Code: c1 38 c1 0f 8c 19 ff ff ff 48 89 df 49 89 d7 e8 ba 2b b1 ff 4c 89 fa e9 06 ff ff ff e8 bd c2 4d ff 90 0f 0b e8 b5 c2 4d ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f
RSP: 0018:ffffc90002dbf3a8 EFLAGS: 00010293
RAX: ffffffff8271e87b RBX: 0000000000001000 RCX: ffff88810bbc0000
RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000001000
RBP: ffff88811c910802 R08: ffff88811ad7a387 R09: 1ffff110235af470
R10: dffffc0000000000 R11: ffffed10235af471 R12: 000000000000003c
R13: ffffc90002dbf460 R14: 0000000000000000 R15: ffff88811c910298
FS:  00007f63fbfb16c0(0000) GS:ffff8881a3c1b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000200000000040 CR3: 000000001e56e000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 ext4_write_inline_data_end+0x336/0xab0
 generic_perform_write+0x62a/0x900
 ext4_buffered_write_iter+0xce/0x3a0
 ext4_file_write_iter+0x182a/0x1bc0
 iter_file_splice_write+0x975/0x10e0
 direct_splice_actor+0x101/0x160
 splice_direct_to_actor+0x5a8/0xcc0
 do_splice_direct+0x181/0x270
 do_sendfile+0x4da/0x7e0
 __se_sys_sendfile64+0x13e/0x190
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f63fb18ebe9
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 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f63fbfb1038 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f63fb3b6090 RCX: 00007f63fb18ebe9
RDX: 0000000000000000 RSI: 0000000000000006 RDI: 0000000000000004
RBP: 00007f63fb211e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000020fffe82 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f63fb3b6128 R14: 00007f63fb3b6090 R15: 00007ffe54914458
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_write_inline_data+0x43c/0x440
Code: c1 38 c1 0f 8c 19 ff ff ff 48 89 df 49 89 d7 e8 ba 2b b1 ff 4c 89 fa e9 06 ff ff ff e8 bd c2 4d ff 90 0f 0b e8 b5 c2 4d ff 90 <0f> 0b 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 66 0f
RSP: 0018:ffffc90002dbf3a8 EFLAGS: 00010293
RAX: ffffffff8271e87b RBX: 0000000000001000 RCX: ffff88810bbc0000
RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000001000
RBP: ffff88811c910802 R08: ffff88811ad7a387 R09: 1ffff110235af470
R10: dffffc0000000000 R11: ffffed10235af471 R12: 000000000000003c
R13: ffffc90002dbf460 R14: 0000000000000000 R15: ffff88811c910298
FS:  00007f63fbfb16c0(0000) GS:ffff8881a3c1b000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00005589eb42ce68 CR3: 000000001e56e000 CR4: 00000000000006f0
