bzip2 method hangs randomly

[Radu Cristescu <radu.c@plutohome.com>]

Hi,

From time to time, "apt-get update" hangs in methods/bzip2. Any idea 
what could be causing this and how to fix it? I'm using apt 0.6.44.2 
backported to sarge.

Here are the details:

* ps axf:

17170 ?        S      0:00              \_ apt-get update
17173 ?        S      0:00                  \_ /usr/lib/apt/methods/http
17174 ?        S      0:00                  \_ /usr/lib/apt/methods/http
17175 ?        S      0:00                  \_ /usr/lib/apt/methods/file
17177 ?        S      0:00                  \_ /usr/lib/apt/methods/gpgv
17181 ?        S      0:00                  \_ /usr/lib/apt/methods/gzip
17184 ?        S      0:01                  \_ /usr/lib/apt/methods/bzip2
17188 ?        Z      0:00                      \_ [bzip2] <defunct>


* strace -p 17184

Process 17184 attached - interrupt to quit
select(1, [0], NULL, NULL, NULL

* (gdb) bt

#0  0xa7ce19f8 in select () from /lib/tls/libc.so.6
#1  0xa7e617a4 in WaitFd () from /usr/lib/libapt-pkg-libc6.3-5.so.3.11
#2  0xa7e8707e in pkgAcqMethod::Run () from 
/usr/lib/libapt-pkg-libc6.3-5.so.3.11
#3  0x0804b58f in ?? ()
#4  0xa7c25974 in __libc_start_main () from /lib/tls/libc.so.6
#5  0x08049641 in ?? ()

* On screen:

bzip2: I/O or other error, bailing out. Possible reason follows.
bzip2: Resource temporarily unavailable
   Input file = (stdin), output file = (stdout)