Re: [syzbot] WARNING: can't access registers at entry_SYSCALL_64_after_hwframe

syzbot
2023-02-21T05:09:55Z

syzbot has found a reproducer for the following issue on:

HEAD commit: d2af0fa4bfa4 Add linux-next specific files for 20230220
git tree: linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=109146a0c80000
kernel config: https://syzkaller.appspot.com/x/.config?x=594e1a56901fd35d
dashboard link: https://syzkaller.appspot.com/bug?extid=dac365e3ce07c3d0e496
compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2
syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10b9f4d8c80000
C reproducer: https://syzkaller.appspot.com/x/repro.c?x=138179e8c80000

Downloadable assets:
disk image: https://storage.googleapis.com/syzbot-assets/83b78c113e8e/disk-d2af0fa4.raw.xz
vmlinux: https://storage.googleapis.com/syzbot-assets/d59f9b2c9091/vmlinux-d2af0fa4.xz
kernel image: https://storage.googleapis.com/syzbot-assets/2726c16c1d3b/bzImage-d2af0fa4.xz

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+dac365e3ce07c3d0e496@syzkaller.appspotmail.com

WARNING: can't access registers at entry_SYSCALL_64_after_hwframe+0x63/0xcd