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From Luca Toscano <toscano.l...@gmail.com>
Subject Re: [VOTE] Release Apache httpd 2.4.28 as GA
Date Wed, 27 Sep 2017 16:04:55 GMT
Hi Stefan,

2017-09-27 17:32 GMT+02:00 Stefan Eissing <stefan.eissing@greenbytes.de>:

> On my h2 load tests, the server sometimes crashes in an assertion failure
> (build in maintainer mode):
>

How did you make the tests? It would be good for people to attempt to
reproduce..


>
> macOS crash reporter:
> Thread 54 Crashed:
> 0   libsystem_kernel.dylib              0x00007fffd3c34d42 __pthread_kill
> + 10
> 1   libsystem_pthread.dylib             0x00007fffd3d22457 pthread_kill +
> 90
> 2   libsystem_c.dylib                   0x00007fffd3b9a4bb __abort + 140
> 3   libsystem_c.dylib                   0x00007fffd3b9a42f abort + 144
> 4   httpd                               0x000000010be99282 ap_log_assert +
> 130 (log.c:1696)
> 5   mod_mpm_event.so                    0x000000010c50b51c ap_queue_push +
> 188
> 6   mod_mpm_event.so                    0x000000010c509be2 listener_thread
> + 2226 (event.c:1749)
> 7   libsystem_pthread.dylib             0x00007fffd3d1f93b _pthread_body +
> 180
> 8   libsystem_pthread.dylib             0x00007fffd3d1f887 _pthread_start
> + 286
> 9   libsystem_pthread.dylib             0x00007fffd3d1f08d thread_start +
> 13
>
> error_log:
> [Wed Sep 27 17:27:09.941040 2017] [mpm_event:notice] [pid 23404:tid
> 140736895005632] AH00489: Apache/2.4.28 (Unix) OpenSSL/1.1.0e configured --
> resuming normal operations
> [Wed Sep 27 17:27:09.941055 2017] [core:notice] [pid 23404:tid
> 140736895005632] AH00094: Command line: '/opt/apache-2.4.x/bin/httpd -d
> /Users/sei/projects/httpd/test/mod_h2/2.4.x/gen/apache'
> [Wed Sep 27 17:29:43.207923 2017] [mpm_event:alert] [pid 30381:tid
> 123145361334272] (35)Resource temporarily unavailable: AH03104:
> apr_thread_create: unable to create worker thread
> [Wed Sep 27 17:29:43.208904 2017] [mpm_event:crit] [pid 30381:tid
> 123145369382912] (9)Bad file descriptor: apr_pollset_poll failed.
> Attempting to shutdown process gracefully
> [Wed Sep 27 17:29:44.000147 2017] [core:notice] [pid 23404:tid
> 140736895005632] AH00052: child pid 30381 exit signal Segmentation fault
> (11)
> [Wed Sep 27 17:29:44.208035 2017] [mpm_event:alert] [pid 30382:tid
> 123145438388224] (35)Resource temporarily unavailable: AH03104:
> apr_thread_create: unable to create worker thread
> [Wed Sep 27 17:29:44.208925 2017] [mpm_event:crit] [pid 30382:tid
> 123145446436864] (9)Bad file descriptor: apr_pollset_poll failed.
> Attempting to shutdown process gracefully
> [Wed Sep 27 17:29:45.001702 2017] [core:notice] [pid 23404:tid
> 140736895005632] AH00052: child pid 30382 exit signal Segmentation fault
> (11)
> [Wed Sep 27 17:29:48.881247 2017] [core:crit] [pid 32841:tid
> 123145544712192] AH00102: [Wed Sep 27 17:29:48 2017] file fdqueue.c, line
> 390, assertion "!((queue)->nelts == (queue)->bounds)" failed
> [Wed Sep 27 17:29:50.004871 2017] [core:notice] [pid 23404:tid
> 140736895005632] AH00052: child pid 32841 exit signal Abort trap (6)
> [Wed Sep 27 17:29:52.366672 2017] [core:crit] [pid 35505:tid
> 123145420349440] AH00102: [Wed Sep 27 17:29:52 2017] file fdqueue.c, line
> 390, assertion "!((queue)->nelts == (queue)->bounds)" failed
> [Wed Sep 27 17:29:52.368902 2017] [core:crit] [pid 35488:tid
> 123145392611328] AH00102: [Wed Sep 27 17:29:52 2017] file fdqueue.c, line
> 390, assertion "!((queue)->nelts == (queue)->bounds)" failed
> [Wed Sep 27 17:29:53.007664 2017] [core:notice] [pid 23404:tid
> 140736895005632] AH00052: child pid 35505 exit signal Abort trap (6)
> [Wed Sep 27 17:29:53.007741 2017] [core:notice] [pid 23404:tid
> 140736895005632] AH00052: child pid 35488 exit signal Abort trap (6)
>
>
Any relevant stacktrace or lead about where the problem might reside?

Luca

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