linux-kernel - Re: [syzbot] [kvm?] general protection fault in vmx_vcpu

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Date:   Mon, 10 Jul 2023 15:50:28 -0700
From:   syzbot <syzbot+42a71c84ef04577f1aef@...kaller.appspotmail.com>
To:     kvm@...r.kernel.org, linux-kernel@...r.kernel.org,
        seanjc@...gle.com, syzkaller-bugs@...glegroups.com
Subject: Re: [syzbot] [kvm?] general protection fault in vmx_vcpu_run (2)

Hello,

syzbot has tested the proposed patch but the reproducer is still triggering an issue:
SYZFAIL: wrong response packet

Warning: Permanently added '10.128.0.15' (ECDSA) to the list of known hosts.
2023/07/10 22:43:25 ignoring optional flag "sandboxArg"="0"
2023/07/10 22:43:25 parsed 1 programs
2023/07/10 22:43:25 executed programs: 0
2023/07/10 22:43:28 result: hanged=false err=executor 0: failed to write control pipe: write |1: broken pipe
SYZFAIL: wrong response packet
 (errno 16: Device or resource busy)
loop exited with status 67
2023/07/10 22:43:30 executed programs: 2
2023/07/10 22:43:35 executed programs: 55

Tested on:

commit:         3f01e9fe Merge tag 'linux-watchdog-6.5-rc2' of git://w..
git tree:       upstream
console output: https://syzkaller.appspot.com/x/log.txt?x=15ed6c5aa80000
kernel config:  https://syzkaller.appspot.com/x/.config?x=5837d74dc9cc112b
dashboard link: https://syzkaller.appspot.com/bug?extid=42a71c84ef04577f1aef
compiler:       Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2

Note: no patches were applied.