Re: [syzbot] upstream test error: WARNING in __do_kernel_fault
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From: Will Deacon <will@kernel.org>
Date: 2021-09-21 12:41:48
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On Fri, Sep 17, 2021 at 10:20:40AM +0200, Dmitry Vyukov wrote:
On Mon, 6 Sept 2021 at 11:55, syzbot [off-list ref] wrote:quoted
Hello, syzbot found the following issue on: HEAD commit: f1583cb1be35 Merge tag 'linux-kselftest-next-5.15-rc1' of .. git tree: upstream console output: https://syzkaller.appspot.com/x/log.txt?x=17756315300000 kernel config: https://syzkaller.appspot.com/x/.config?x=5fe535c85e8d7384 dashboard link: https://syzkaller.appspot.com/bug?extid=e6bda7e03e329ed0b1db compiler: aarch64-linux-gnu-gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.1 userspace arch: arm64 IMPORTANT: if you fix the issue, please add the following tag to the commit: Reported-by: syzbot+e6bda7e03e329ed0b1db@syzkaller.appspotmail.com+Will, you added this WARNING in 42f91093b04333. This now crashes periodically on syzbot.
I'm still inclined to chalk this one down to a QEMU bug. We're not seeing it anywhere else, and last time you looked at it I seem to remember that it depended upon QEMU configuration [1]. Will [1] https://lore.kernel.org/all/CAAeHK+wDz8aSLyjq1b=q3+HG9aJXxwYR6+gN_fTttMN5osM5gg@mail.gmail.com/ (local) _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel