linux-kernel - Re: [BUG] ext4/block null pointer crashes in linux-next

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Message-ID: <3699.1539993008@turing-police.cc.vt.edu>
Date:   Fri, 19 Oct 2018 19:50:08 -0400
From:   valdis.kletnieks@...edu
To:     Dennis Zhou <dennis@...nel.org>
Cc:     Jens Axboe <axboe@...nel.dk>, Tejun Heo <tj@...nel.org>,
        linux-kernel@...r.kernel.org, linux-block@...r.kernel.org
Subject: Re: [BUG] ext4/block null pointer crashes in linux-next

On Wed, 17 Oct 2018 17:20:29 -0400, Dennis Zhou said:

> could apply that and send me the full dmesg that would be great. Lastly,
> can you just confirm for me that the commit before, f0fcb3ec89f3
> "blkcg: remove additional reference to the css", isn't seeing this
> issue?

Script started on 2018-10-19 18:53:41-04:00
[root@...ing-police x86_64]# uname -a
Linux turing-police.cc.vt.edu 4.19.0-rc2-00202-gf0fcb3ec89f3 #640 SMP PREEMPT Fri Oct 19 14:20:22 EDT 2018 x86_64 x86_64 x86_64 GNU/Linux
[root@...ing-police x86_64]# rpm -Uvh --force dracut-049-4.git20181010.fc30.x86_64.rpm
Verifying...                          ################################# [100%]
warning: Unable to get systemd shutdown inhibition lock: Failed to connect to socket /run/dbus/system_bus_socket: No such file or directory
Preparing...                          ################################# [100%]
Updating / installing...
   1:dracut-049-4.git20181010.fc30    ################################# [100%]
[root@...ing-police x86_64]# exit
exit

Script done on 2018-10-19 18:54:09-04:00

That commit comes up "good" - broken kernels die before I ever get the prompt back...

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