android-4.9 build error (4)

[syzbot]

Hello,

syzbot found the following crash on:

HEAD commit: 1488597c ANDROID: fiq_debugger: remove
git tree: android-4.9
console output: https://syzkaller.appspot.com/x/log.txt?x=150010fa600000
kernel config: https://syzkaller.appspot.com/x/.config?x=34a90ca97b9f204b
dashboard link: https://syzkaller.appspot.com/bug?extid=37ac9482e957c562508c
compiler: gcc (GCC) 9.0.0 20181231 (experimental)

Unfortunately, I don't have any reproducer for this crash yet.

IMPORTANT: if you fix the bug, please add the following tag to the commit:
Reported-by: syzbot+37ac94...@syzkaller.appspotmail.com

failed to run ["make" "oldconfig" "CC=/syzkaller/gcc/bin/gcc" "-j=64"]:
exit status 2

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[syzbot]

Auto-closing this bug as obsolete.
Crashes did not happen for a while, no reproducer and no activity.