Re: BUG #16041: Error shows up both in pgAdmin and in Ruby (pg gem) - Segmentation fault

Hi,

Issue is not reproducible on MAC 10.12 for same PostgreSQL 12 server.

On Sat, Oct 5, 2019 at 3:43 AM PG Bug reporting form <noreply(at)postgresql(dot)org>
wrote:

> The following bug has been logged on the website:
>
> Bug reference: 16041
> Logged by: Mark Siemers
> Email address: mark(dot)siemers(at)gmail(dot)com
> PostgreSQL version: 12.0
> Operating system: Mac OS X Mojave 10.14.6
> Description:
>
> For further details (including crash report) see bugs filed with
> third-parties:
> Ruby - https://bugs.ruby-lang.org/issues/16239
> pgAdmin 4 - https://redmine.postgresql.org/issues/4813
>
> The speculation from a ruby maintainer is there is an issue with GSS
> authentication on OS X.
>
> Snippet of stack trace below:
> 7 ??? 0x0000000200000000 0 + 8589934592
> 8 com.apple.security 0x00007fff3f57c059 invocation function
> for block in
>
> Security::KeychainCore::StorageManager::tickleKeychain(Security::KeychainCore::KeychainImpl*)
> + 287
> 9 libdispatch.dylib 0x00007fff5fd6d63d
> _dispatch_client_callout + 8
> 10 libdispatch.dylib 0x00007fff5fd79129
> _dispatch_lane_barrier_sync_invoke_and_complete + 60
> 11 com.apple.security 0x00007fff3f57be47
>
> Security::KeychainCore::StorageManager::tickleKeychain(Security::KeychainCore::KeychainImpl*)
> + 441
> 12 com.apple.security 0x00007fff3f37cae2
> Security::KeychainCore::KCCursorImpl::next(Security::KeychainCore::Item&) +
> 230
> 13 com.apple.security 0x00007fff3f523c98
>
> Security::KeychainCore::IdentityCursor::next(Security::SecPointer<Security::KeychainCore::Identity>&)
> + 192
> 14 com.apple.security 0x00007fff3f545f2f
> SecIdentitySearchCopyNext + 145
> 15 com.apple.security 0x00007fff3f550956
> SecItemCopyMatching_osx(__CFDictionary const*, void const**) + 238
> 16 com.apple.security 0x00007fff3f553fc5 SecItemCopyMatching
> +
> 316
> 17 com.apple.Heimdal 0x00007fff4feae830 0x7fff4fe5c000 +
> 337968
> 18 com.apple.Heimdal 0x00007fff4fead35e hx509_certs_find +
> 67
> 19 com.apple.Heimdal 0x00007fff4fe88a6c _krb5_pk_find_cert +
> 246
> 20 com.apple.GSS 0x00007fff364dbd8e
> _gsspku2u_acquire_cred + 386
> 21 com.apple.GSS 0x00007fff364cb0d8 gss_acquire_cred +
> 523
> 22 libpq.5.dylib 0x0000000112b4b77d
> pg_GSS_have_cred_cache + 54
> 23 libpq.5.dylib 0x0000000112b39edf PQconnectPoll +
> 6377
> 24 libpq.5.dylib 0x0000000112b36f8b connectDBComplete +
> 232
> 25 libpq.5.dylib 0x0000000112b37112 PQconnectdb + 36
> 26 pg_ext.bundle 0x000000011157ab01
> gvl_PQconnectdb_skeleton + 17
> 27 ruby 0x000000010f1dfff9 call_without_gvl +
> 185
> 28 pg_ext.bundle 0x000000011157aadd gvl_PQconnectdb +
> 45
> 29 pg_ext.bundle 0x000000011157fcb9 pgconn_init + 121
> 30 ruby 0x000000010f221b1c vm_call0_body + 604
>
>

--
Fahar Abbas
QMG
EnterpriseDB Corporation
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