Hello, On Mon, Aug 30, 2021 at 05:07:16PM -0400, Greg Wooledge wrote: > unicorn:~$ strace bash -c 'echo stuff >> /tmp/123' > [...] > openat(AT_FDCWD, "/tmp/123", O_WRONLY|O_CREAT|O_APPEND, 0666) = -1 EACCES > (Permission denied) > > As far as I can see, this is a kernel bug. Unless I'm overlooking > something...?
I think it's the sysctl fs.protected_regular:
https://unix.stackexchange.com/a/503169
Cheers,
Andy
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