Messages in this thread | | | Date | Mon, 13 Sep 2021 09:54:59 -0400 | From | Alan Stern <> | Subject | Re: INFO: task hung in hub_port_init |
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On Mon, Sep 13, 2021 at 11:13:15AM +0800, Hao Sun wrote: > Hello, > > When using Healer to fuzz the Linux kernel, the following crash was triggered. > > HEAD commit: ac08b1c68d1b Merge tag 'pci-v5.15-changes' > git tree: upstream > console output: > https://drive.google.com/file/d/1ZeDIMe-DoY3fB32j2p5ifgpq-Lc5N74I/view?usp=sharing > kernel config: https://drive.google.com/file/d/1qrJUXD8ZIeAkg-xojzDpp04v9MtQ8RR6/view?usp=sharing > Syzlang reproducer: > https://drive.google.com/file/d/1tZe8VmXfxoPqlNpzpGOd-e5WCSWgbkxB/view?usp=sharing > Similar report: > https://groups.google.com/g/syzkaller-bugs/c/zX55CUzjBOY/m/uf91r0XqAgAJ > > Sorry, I don't have a C reproducer for this crash but have a Syzlang > reproducer. Also, hope the symbolized report can help. > Here are the instructions on how to execute Syzlang prog: > https://github.com/google/syzkaller/blob/master/docs/executing_syzkaller_programs.md > > If you fix this issue, please add the following tag to the commit: > Reported-by: Hao Sun <sunhao.th@gmail.com>
There's not much hope of finding the cause of a problem like this without seeing the kernel log.
Alan Stern
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