[Bug general/3754] New: /proc/$$/exe dissapears after kill -11 $$

public inbox for frysk-bugzilla@sourceware.org
help / color / mirror / Atom feed

From: "mcvet at redhat dot com" <sourceware-bugzilla@sourceware.org>
To: frysk-bugzilla@sourceware.org
Subject: [Bug general/3754] New: /proc/$$/exe dissapears after kill -11 $$
Date: Mon, 18 Dec 2006 21:35:00 -0000	[thread overview]
Message-ID: <20061218213541.3754.mcvet@redhat.com> (raw)

Single threaded process, running normally:

mcvet@warbird:/proc/20911 >> ls -l
total 0
dr-xr-xr-x 2 mcvet mcvet 0 Dec 18 16:23 attr
-r-------- 1 mcvet mcvet 0 Dec 18 16:23 auxv
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 cmdline
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 cpuset
lrwxrwxrwx 1 mcvet mcvet 0 Dec 18 16:23 cwd -> /home/mcvet/workspace/build/
frysk-core/frysk/bindir
-r-------- 1 mcvet mcvet 0 Dec 18 16:23 environ
lrwxrwxrwx 1 mcvet mcvet 0 Dec 18 16:23 exe -> /home/mcvet/stepper
dr-x------ 2 mcvet mcvet 0 Dec 18 16:23 fd
-rw-r--r-- 1 mcvet mcvet 0 Dec 18 16:23 loginuid
-r-------- 1 mcvet mcvet 0 Dec 18 16:23 maps
-rw------- 1 mcvet mcvet 0 Dec 18 16:23 mem
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 mounts
-r-------- 1 mcvet mcvet 0 Dec 18 16:23 mountstats
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 numa_maps
-rw-r--r-- 1 mcvet mcvet 0 Dec 18 16:23 oom_adj
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 oom_score
lrwxrwxrwx 1 mcvet mcvet 0 Dec 18 16:23 root -> /
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 schedstat
-r-------- 1 mcvet mcvet 0 Dec 18 16:23 smaps
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 stat
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 statm
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 status
dr-xr-xr-x 3 mcvet mcvet 0 Dec 18 16:23 task
-r--r--r-- 1 mcvet mcvet 0 Dec 18 16:23 wchan

Then, 

$ kill -11 20911

With Frysk sleeping in TaskObserver.Terminating.updateTerminated:


mcvet@warbird:/proc/20911 >> ls -l
ls: cannot read symbolic link cwd: Permission denied
ls: cannot read symbolic link root: Permission denied
ls: cannot read symbolic link exe: Permission denied
total 0
dr-xr-xr-x 2 mcvet mcvet 0 Dec 18 16:23 attr
-r-------- 1 root root 0 Dec 18 16:23 auxv
-r--r--r-- 1 root root 0 Dec 18 16:23 cmdline
-r--r--r-- 1 root root 0 Dec 18 16:23 cpuset
lrwxrwxrwx 1 root root 0 Dec 18 16:23 cwd
-r-------- 1 root root 0 Dec 18 16:23 environ
lrwxrwxrwx 1 root root 0 Dec 18 16:23 exe
dr-x------ 2 root root 0 Dec 18 16:23 fd
-rw-r--r-- 1 root root 0 Dec 18 16:23 loginuid
-r-------- 1 root root 0 Dec 18 16:23 maps
-rw------- 1 root root 0 Dec 18 16:23 mem
-r--r--r-- 1 root root 0 Dec 18 16:23 mounts
-r-------- 1 root root 0 Dec 18 16:23 mountstats
-r--r--r-- 1 root root 0 Dec 18 16:23 numa_maps
-rw-r--r-- 1 root root 0 Dec 18 16:23 oom_adj
-r--r--r-- 1 root root 0 Dec 18 16:23 oom_score
lrwxrwxrwx 1 root root 0 Dec 18 16:23 root
-r--r--r-- 1 root root 0 Dec 18 16:23 schedstat
-r-------- 1 root root 0 Dec 18 16:23 smaps
-r--r--r-- 1 root root 0 Dec 18 16:23 stat
-r--r--r-- 1 root root 0 Dec 18 16:23 statm
-r--r--r-- 1 root root 0 Dec 18 16:23 status
dr-xr-xr-x 3 mcvet mcvet 0 Dec 18 16:23 task
-r--r--r-- 1 root root 0 Dec 18 16:23 wchan

Same story for /proc/$$/tasks/$$/.

-- 
           Summary: /proc/$$/exe dissapears after kill -11 $$
           Product: frysk
           Version: unspecified
            Status: NEW
          Severity: normal
          Priority: P2
         Component: general
        AssignedTo: frysk-bugzilla at sourceware dot org
        ReportedBy: mcvet at redhat dot com
                CC: mcvet at redhat dot com


http://sourceware.org/bugzilla/show_bug.cgi?id=3754

------- You are receiving this mail because: -------
You are the assignee for the bug, or are watching the assignee.

next             reply	other threads:[~2006-12-18 21:35 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2006-12-18 21:35 mcvet at redhat dot com [this message]
2006-12-18 21:44 ` [Bug general/3754] " mcvet at redhat dot com

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=20061218213541.3754.mcvet@redhat.com \
    --to=sourceware-bugzilla@sourceware.org \
    --cc=frysk-bugzilla@sourceware.org \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link

Be sure your reply has a Subject: header at the top and a blank line before the message body.

This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for read-only IMAP folder(s) and NNTP newsgroup(s).