[v6.6] SYZFAIL: proc stdout read failed

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 2cf6f68313dc Linux 6.6.122
git tree: linux-6.6.y
console output: https://syzkaller.appspot.com/x/log.txt?x=109f9a5a580000
kernel config: https://syzkaller.appspot.com/x/.config?x=2a950bf7c0bff9f9
dashboard link: https://syzkaller.appspot.com/bug?extid=c7a0bc1ebfa3ffe53ea1
compiler: Debian clang version 21.1.8 (++20251221033036+2078da43e25a-1~exp1~20251221153213.50), Debian LLD 21.1.8
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=122140aa580000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/1694df1122d6/disk-2cf6f683.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/d59542417f4c/vmlinux-2cf6f683.xz
kernel image: https://storage.googleapis.com/syzbot-assets/220dc2f6e7ef/bzImage-2cf6f683.xz
mounted in repro: https://storage.googleapis.com/syzbot-assets/b26fa3349f68/mount_0.gz
fsck result: failed (log: https://syzkaller.appspot.com/x/fsck.log?x=171f9a5a580000)

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+c7a0bc...@syzkaller.appspotmail.com

SYZFAIL: proc stdout read failed
(errno 61: No data available)
connection error: failed to recv *flatrpc.ExecutorMessageRawT: EOF


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