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kernel BUG at fs/ext4/inode.c:2563!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN NOPTI
CPU: 3 PID: 14701 Comm: syz-executor.3 Not tainted 6.9.0-rc7-syzkaller-00023-g6d7ddd805123 #0
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:ext4_do_writepages+0x2572/0x3250 fs/ext4/inode.c:2563
Code: 48 c1 ea 03 80 3c 02 00 0f 85 44 0c 00 00 48 c7 44 24 28 8c d7 03 00 48 8b 44 24 08 48 8b 18 e9 c3 dc ff ff e8 df 71 47 ff 90 <0f> 0b e8 d7 71 47 ff 48 8b 4c 24 70 41 89 dc 48 b8 00 00 00 00 00
RSP: 0018:ffffc90003ba7030 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff88803267ee50 RCX: ffffc90005801000
RDX: 0000000000040000 RSI: ffffffff82465b11 RDI: 0000000000000007
RBP: ffffc90003ba7240 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffff88801f768638 R14: 0000000000000001 R15: 0000000000400140
FS:  00007f03c85346c0(0000) GS:ffff88806b500000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c646000 CR3: 0000000053d2a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ext4_writepages+0x303/0x730 fs/ext4/inode.c:2768
 do_writepages+0x1a3/0x7f0 mm/page-writeback.c:2612
 filemap_fdatawrite_wbc mm/filemap.c:397 [inline]
 filemap_fdatawrite_wbc+0x148/0x1c0 mm/filemap.c:387
 __filemap_fdatawrite_range+0xba/0x100 mm/filemap.c:430
 file_write_and_wait_range+0xd0/0x140 mm/filemap.c:788
 generic_buffers_fsync_noflush+0x7c/0x320 fs/buffer.c:602
 ext4_fsync_nojournal fs/ext4/fsync.c:88 [inline]
 ext4_sync_file+0x645/0xf30 fs/ext4/fsync.c:151
 vfs_fsync_range+0x141/0x230 fs/sync.c:188
 generic_write_sync include/linux/fs.h:2795 [inline]
 ext4_buffered_write_iter+0x2e6/0x3d0 fs/ext4/file.c:305
 ext4_file_write_iter+0x874/0x1a40 fs/ext4/file.c:698
 call_write_iter include/linux/fs.h:2110 [inline]
 iter_file_splice_write+0x906/0x10b0 fs/splice.c:743
 do_splice_from fs/splice.c:941 [inline]
 direct_splice_actor+0x19b/0x6d0 fs/splice.c:1164
 splice_direct_to_actor+0x346/0xa40 fs/splice.c:1108
 do_splice_direct_actor fs/splice.c:1207 [inline]
 do_splice_direct+0x17e/0x250 fs/splice.c:1233
 do_sendfile+0xaa8/0xdb0 fs/read_write.c:1295
 __do_sys_sendfile64 fs/read_write.c:1362 [inline]
 __se_sys_sendfile64 fs/read_write.c:1348 [inline]
 __x64_sys_sendfile64+0x1da/0x220 fs/read_write.c:1348
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcf/0x260 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f03c787dd69
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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:00007f03c85340c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f03c79abf80 RCX: 00007f03c787dd69
RDX: 0000000000000000 RSI: 0000000000000005 RDI: 0000000000000006
RBP: 00007f03c78ca49e R08: 0000000000000000 R09: 0000000000000000
R10: 000000000003ffff R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f03c79abf80 R15: 00007ffe060269e8
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:ext4_do_writepages+0x2572/0x3250 fs/ext4/inode.c:2563
Code: 48 c1 ea 03 80 3c 02 00 0f 85 44 0c 00 00 48 c7 44 24 28 8c d7 03 00 48 8b 44 24 08 48 8b 18 e9 c3 dc ff ff e8 df 71 47 ff 90 <0f> 0b e8 d7 71 47 ff 48 8b 4c 24 70 41 89 dc 48 b8 00 00 00 00 00
RSP: 0018:ffffc90003ba7030 EFLAGS: 00010246

RAX: 0000000000040000 RBX: ffff88803267ee50 RCX: ffffc90005801000
RDX: 0000000000040000 RSI: ffffffff82465b11 RDI: 0000000000000007
RBP: ffffc90003ba7240 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000001
R13: ffff88801f768638 R14: 0000000000000001 R15: 0000000000400140
FS:  00007f03c85346c0(0000) GS:ffff88806b400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9e13020000 CR3: 0000000053d2a000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400