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Re: SIGSEGV crash in svn export with 1.2 under Debian

From: Hyrum K. Wright <hyrum_wright_at_byu.edu>
Date: 2005-07-05 18:13:58 CEST

Ben Collins-Sussman wrote:
> Dev list: have we ever seen anything like this before?

I've seen it, but was unable to reproduce the problem, and therefore
unable to debug. I was running the latest trunk, and at the time, I
thought it was just a fluke in the working copy or my system.
Apparently not, as others have been seeing it as well.

-Hyrum

> On Jul 5, 2005, at 4:35 AM, Loc Minier wrote:
>
>> Hi,
>>
>> It has been about since a month Subversion 1.2 was introduced in
>> Debian unstable (sid). It seems I'm not the only Debian user victim of
>> crashes in "svn export" since this new version, at least 3 persons are
>> affected.
>>
>> I'm writing to this list to confirm I should open an issue in the
>> tracker.
>>
>> The Debian bug is at <http://bugs.debian.org/314381>. It doesn't
>> happen 100% of the time, since I tried upgrading again a couple of days
>> ago, and I could do a couple of imports prior to crashing again.
>>
>> Branden Robinson offered core dump, ltrace, and strace in the bug
>> report, I added a bt full of a debug rebuild of Subversion (-O0 -g).
>>
>> It starts like this:
>> Program received signal SIGSEGV, Segmentation fault.
>> [Switching to Thread -1216100480 (LWP 15098)]
>> 0xb7fd93ea in copy_one_versioned_file (
>> from=0x80ba050 "/srv/sources/svn/svn.debian.org/pkg-gstreamer/
>> unstable/gst-p
>> lugins0.8/debian/gstreamer-cdio.install",
>> to=0x80ba0b8 "/home/lool/.svn-buildpackage/buildArea/pkg-
>> gstreamer/gst-plugi
>> ns0.8-0.8.9/debian/gstreamer-cdio.install", adm_access=0x809a1d8,
>> revision=0x0, native_eol=0x0, pool=0x80ba018)
>> at subversion/libsvn_client/export.c:164
>> 164 SVN_ERR (svn_io_file_affected_time (&tm, from, pool));
>>
>>
>> Thread 1 (Thread -1216100480 (LWP 15098)):
>> #0 0xb7fd93ea in copy_one_versioned_file (
>> from=0x80ba050 "/srv/sources/svn/svn.debian.org/pkg-gstreamer/
>> unstable/gst-plugins0.8/debian/gstreamer-cdio.install",
>> to=0x80ba0b8 "/home/lool/.svn-buildpackage/buildArea/pkg-
>> gstreamer/gst-plugins0.8-0.8.9/debian/gstreamer-cdio.install",
>> adm_access=0x809a1d8,
>> revision=0x0, native_eol=0x0, pool=0x80ba018)
>> at subversion/libsvn_client/export.c:164
>> entry = (const svn_wc_entry_t *) 0x0
>> kw = {revision = 0x0, date = 0x0, author = 0x0, url = 0x0, id
>> = 0x0}
>> style = 4096
>> props = (apr_hash_t *) 0x80ba190
>> base = 0x80bc000 ""
>> eol_style = (svn_string_t *) 0x809a1d8
>> keywords = (svn_string_t *) 0x0
>> executable = (svn_string_t *) 0x0
>> special = (svn_string_t *) 0x0
>> eol = 0x0
>> local_mod = 0
>> tm = 1118578943027474
>> #1 0xb7fd979f in copy_versioned_files (
>> from=0x80999a0 "/srv/sources/svn/svn.debian.org/pkg-gstreamer/
>> unstable/gst-p---Type <return> to continue, or q <return> to quit---
>> ctx=0x8068d80, pool=0x80ba050) at subversion/libsvn_client/
>> export.c:326
>> svn_err__temp = (svn_error_t *) 0x0
>> new_from = 0x80ba050 "/srv/sources/svn/svn.debian.org/pkg-
>> gstreamer/unstable/gst-plugins0.8/debian/gstreamer-cdio.install"
>> new_to = 0x0
>> adm_access = (svn_wc_adm_access_t *) 0x809a1d8
>> entry = (const svn_wc_entry_t *) 0x80b2858
>> err = (svn_error_t *) 0x809e688
>> iterpool = (apr_pool_t *) 0x80ba018
>> entries = (apr_hash_t *) 0x809a260
>> hi = (apr_hash_index_t *) 0x80ae3b8
>> finfo = {pool = 0x8099968, valid = 7598448, protection = 1877,
>> filetype = APR_DIR, user = 1000, group = 1000, inode = 2226701,
>> device = 772, nlink = 4, size = 4096, csize = -1210079917,
>> atime = 1118578782000000, mtime = 1119333174000000,
>> ctime = 1119333174000000,
>> fname = 0x80ae148 "/srv/sources/svn/svn.debian.org/pkg-gstreamer/
>> unstable/gst-plugins0.8/debian",
>> name = 0xb7f7949f "\211\203\034[^_]1\200/\017\224\215x\203
>> \001\237\215&", filehand = 0x8099a3a}
>>
>>
>> Please confirm this belongs to the issue tracker.
>>
>> Regards,
>>
>> --
>> Loc Minier <lool@dooz.org>
>> "Neutral President: I have no strong feelings one way or the other."

Received on Tue Jul 5 19:02:20 2005

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