Subject: Re: bug#58803: coreutils-8.32 test failure on i586-gnu

From: Ludovic Courtès <[email-masked]>
Date: Tue, 18 Jul 2023 22:09:36 +0200

Ludovic Courtès <[email-masked]> skribis:

>> Ludovic Courtès, le mer. 26 oct. 2022 19:20:07 +0200, a ecrit:
>>> ludo@childhurd ~$ mkfifo fifo
>>> ludo@childhurd ~$ ls -l fifo
>>> prw-r--r-- 1 ludo users 0 Oct 21 07:08 fifo
>>> ludo@childhurd ~$ df ./fifo
>>> df: Warning: cannot read table of mounted file systems: No such file or directory
>>> ^C
>>
>> Using coreutils 9.1, I am not getting the issue any more:
>>
>> € mkfifo foo
>> € ls -l foo
>> prw-r--r-- 1 samy samy 0 Nov 26 11:47 foo
>> € df ./foo
>> Filesystem      Size  Used Avail Use% Mounted on
>> -                20G   18G  1.8G  91% /
>
> Oh nice.  This may be a side effect of Coreutils commit
> a3c04f8da14f0fe2a0561bf5562032b8ce5dafa9 (which made it in 9.0), which
> opens the file with O_NONBLOCK.

This is confirmed to be fixed with Coreutils 9.1 as discussed at:

  https://issues.guix.gnu.org/64711

Closing!

Ludo’.