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Bug 159433 - kernel crash with autofs direct mount to itself
kernel crash with autofs direct mount to itself
Product: Fedora
Classification: Fedora
Component: kernel (Show other bugs)
i386 Linux
medium Severity medium
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Assigned To: Jeff Moyer
Brian Brock
Depends On:
  Show dependency treegraph
Reported: 2005-06-02 13:31 EDT by utz lehmann
Modified: 2007-11-30 17:11 EST (History)
2 users (show)

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Fixed In Version:
Doc Type: Bug Fix
Doc Text:
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Clone Of:
Last Closed: 2005-06-06 13:01:08 EDT
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RHEL 7.3 requirements from Atomic Host:
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Description utz lehmann 2005-06-02 13:31:47 EDT
From Bugzilla Helper:
User-Agent: Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.7.8) Gecko/20050513 Galeon/1.3.21

Description of problem:
Kernel crash with an autofs direct mount to localhost to the same directory.

Version-Release number of selected component (if applicable):
kernel-2.6.11-1.27_FC3 (i686 UP), autofs-4.1.3-114

How reproducible:

Steps to Reproduce:
1. Enable autofs with direct mounts
2. Create a directory, e.g. /test/crash/
3. Put following into /etc/auto.direct
   /test/crash             localhost:/test/crash
4. Start/reload autofs
5. Access the directory, e.g. ls /test/crash/

Actual Results:  Kernel crashed. With different outputs (continuous messages, recursive BUG(), snow crash).

Expected Results:  No crash.

Additional info:
Comment 1 Jeff Moyer 2005-06-06 13:01:08 EDT
Don't do that.

As it happens, this issue was being worked upstream.  I'll check on the status,
but as root you can shoot yourself in the foot so many ways, this just doesn't
warrant any real attention.

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