Hello, syzbot found the following issue on:
HEAD commit: f4d51dff Linux 5.9-rc4 git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=14aa2d3e900000 kernel config: https://syzkaller.appspot.com/x/.config?x=a9075b36a6ae26c9 dashboard link: https://syzkaller.appspot.com/bug?extid=d6459d8f8984c0929e54 compiler: gcc (GCC) 10.1.0-syz 20200507 userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=164270dd900000 Bisection is inconclusive: the issue happens on the oldest tested release. bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=13c7d9f9900000 final oops: https://syzkaller.appspot.com/x/report.txt?x=1027d9f9900000 console output: https://syzkaller.appspot.com/x/log.txt?x=17c7d9f9900000 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+d6459d8f8984c0929...@syzkaller.appspotmail.com ���ACode: Bad RIP value. Kernel panic - not syncing: stack-protector: Kernel stack is corrupted in: get_kernel_gp_address+0x1a0/0x1c0 arch/x86/kernel/traps.c:520 Kernel Offset: disabled --- This report is generated by a bot. It may contain errors. See https://goo.gl/tpsmEJ for more information about syzbot. syzbot engineers can be reached at syzkal...@googlegroups.com. syzbot will keep track of this issue. See: https://goo.gl/tpsmEJ#status for how to communicate with syzbot. For information about bisection process see: https://goo.gl/tpsmEJ#bisection syzbot can test patches for this issue, for details see: https://goo.gl/tpsmEJ#testing-patches