Re: A crash caused by the commit 0dd84b319352bb8ba64752d4e45396d8b13e6018

[Guoqing Jiang <guoqing.jiang@linux.dev>]

On 11/3/22 10:46 PM, Heming Zhao wrote:
> On 11/3/22 11:47 AM, Guoqing Jiang wrote:
>> Hi,
>>
>> On 11/3/22 12:27 AM, Mikulas Patocka wrote:
>>> Hi
>>>
>>> There's a crash in the test shell/lvchange-rebuild-raid.sh when running
>>> the lvm testsuite. It can be reproduced by running "make check_local
>>> T=shell/lvchange-rebuild-raid.sh" in a loop.
>>
>> I have problem to run the cmd (not sure what I missed), it would be 
>> better if
>> the relevant cmds are extracted from the script then I can reproduce 
>> it with
>> those cmds directly.
>>
>> [root@localhost lvm2]# git log | head -1
>> commit 36a923926c2c27c1a8a5ac262387d2a4d3e620f8
>> [root@localhost lvm2]# make check_local T=shell/lvchange-rebuild-raid.sh
>> make -C libdm device-mapper
>> [...]
>> make -C daemons
>> make[1]: Nothing to be done for 'all'.
>> make -C test check_local
>> VERBOSE=0 ./lib/runner \
>>          --testdir . --outdir results \
>>          --flavours ndev-vanilla --only 
>> shell/lvchange-rebuild-raid.sh --skip @
>> running 1 tests
>> ###      running: [ndev-vanilla] shell/lvchange-rebuild-raid.sh 0
>> | [ 0:00] lib/inittest: line 133: 
>> /tmp/LVMTEST317948.iCoLwmDhZW/dev/testnull: Permission denied
>> | [ 0:00] Filesystem does support devices in 
>> /tmp/LVMTEST317948.iCoLwmDhZW/dev (mounted with nodev?)
>
> I didn't read other mails in this thread, only for above issue.
> If you use opensuse, systemd service tmp.mount uses nodev option to 
> mount tmpfs on /tmp.
> From my experience, there are two methods to fix(work around):
> 1. systemctl disable tmp.mount && systemctl mask tmp.mount && reboot
> 2. mv /usr/lib/systemd/system/tmp.mount /root/ && reboot

I am using centos similar system, I can try leap later. Appreciate for 
the tips, Heming.

Thanks,
Guoqing