* [Qemu-devel] [PATCH] migration: fix minor finalize leak
@ 2018-03-06 17:09 Marc-André Lureau
2018-03-06 17:56 ` Dr. David Alan Gilbert
` (2 more replies)
0 siblings, 3 replies; 4+ messages in thread
From: Marc-André Lureau @ 2018-03-06 17:09 UTC (permalink / raw)
To: qemu-devel; +Cc: Marc-André Lureau, Juan Quintela, Dr. David Alan Gilbert
Spotted thanks to ASAN:
QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64 tests/migration-test -p /x86_64/migration/bad_dest
==30302==ERROR: LeakSanitizer: detected memory leaks
Direct leak of 48 byte(s) in 1 object(s) allocated from:
#0 0x7f60efba1a38 in __interceptor_calloc (/lib64/libasan.so.4+0xdea38)
#1 0x7f60eef3cf75 in g_malloc0 ../glib/gmem.c:124
#2 0x55ca9094702c in error_copy /home/elmarco/src/qemu/util/error.c:203
#3 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
#4 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
#5 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
#6 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
#7 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
#8 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
#9 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
#10 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
#11 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
#12 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
#13 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
#14 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
#15 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
#16 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
#17 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
#18 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
Indirect leak of 45 byte(s) in 1 object(s) allocated from:
#0 0x7f60efba1850 in malloc (/lib64/libasan.so.4+0xde850)
#1 0x7f60eef3cf0c in g_malloc ../glib/gmem.c:94
#2 0x7f60eef3d1cf in g_malloc_n ../glib/gmem.c:331
#3 0x7f60eef596eb in g_strdup ../glib/gstrfuncs.c:363
#4 0x55ca90947085 in error_copy /home/elmarco/src/qemu/util/error.c:204
#5 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
#6 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
#7 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
#8 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
#9 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
#10 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
#11 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
#12 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
#13 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
#14 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
#15 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
#16 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
#17 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
#18 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
#19 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
#20 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
---
migration/migration.c | 1 +
1 file changed, 1 insertion(+)
diff --git a/migration/migration.c b/migration/migration.c
index e345d0cc7e..62c243d2d4 100644
--- a/migration/migration.c
+++ b/migration/migration.c
@@ -2541,6 +2541,7 @@ static void migration_instance_finalize(Object *obj)
g_free(params->tls_hostname);
g_free(params->tls_creds);
qemu_sem_destroy(&ms->pause_sem);
+ error_free(ms->error);
}
static void migration_instance_init(Object *obj)
--
2.16.2.346.g9779355e34
^ permalink raw reply related [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] migration: fix minor finalize leak
2018-03-06 17:09 [Qemu-devel] [PATCH] migration: fix minor finalize leak Marc-André Lureau
@ 2018-03-06 17:56 ` Dr. David Alan Gilbert
2018-03-06 23:17 ` Philippe Mathieu-Daudé
2018-03-09 14:48 ` Dr. David Alan Gilbert
2 siblings, 0 replies; 4+ messages in thread
From: Dr. David Alan Gilbert @ 2018-03-06 17:56 UTC (permalink / raw)
To: Marc-André Lureau; +Cc: qemu-devel, Juan Quintela
* Marc-André Lureau (marcandre.lureau@redhat.com) wrote:
> Spotted thanks to ASAN:
> QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64 tests/migration-test -p /x86_64/migration/bad_dest
>
> ==30302==ERROR: LeakSanitizer: detected memory leaks
>
> Direct leak of 48 byte(s) in 1 object(s) allocated from:
> #0 0x7f60efba1a38 in __interceptor_calloc (/lib64/libasan.so.4+0xdea38)
> #1 0x7f60eef3cf75 in g_malloc0 ../glib/gmem.c:124
> #2 0x55ca9094702c in error_copy /home/elmarco/src/qemu/util/error.c:203
> #3 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
> #4 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
> #5 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
> #6 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
> #7 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
> #8 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
> #9 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
> #10 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
> #11 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
> #12 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
> #13 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
> #14 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
> #15 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
> #16 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
> #17 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
> #18 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
>
> Indirect leak of 45 byte(s) in 1 object(s) allocated from:
> #0 0x7f60efba1850 in malloc (/lib64/libasan.so.4+0xde850)
> #1 0x7f60eef3cf0c in g_malloc ../glib/gmem.c:94
> #2 0x7f60eef3d1cf in g_malloc_n ../glib/gmem.c:331
> #3 0x7f60eef596eb in g_strdup ../glib/gstrfuncs.c:363
> #4 0x55ca90947085 in error_copy /home/elmarco/src/qemu/util/error.c:204
> #5 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
> #6 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
> #7 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
> #8 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
> #9 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
> #10 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
> #11 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
> #12 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
> #13 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
> #14 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
> #15 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
> #16 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
> #17 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
> #18 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
> #19 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
> #20 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
>
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
> ---
> migration/migration.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/migration/migration.c b/migration/migration.c
> index e345d0cc7e..62c243d2d4 100644
> --- a/migration/migration.c
> +++ b/migration/migration.c
> @@ -2541,6 +2541,7 @@ static void migration_instance_finalize(Object *obj)
> g_free(params->tls_hostname);
> g_free(params->tls_creds);
> qemu_sem_destroy(&ms->pause_sem);
> + error_free(ms->error);
> }
>
> static void migration_instance_init(Object *obj)
> --
> 2.16.2.346.g9779355e34
>
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] migration: fix minor finalize leak
2018-03-06 17:09 [Qemu-devel] [PATCH] migration: fix minor finalize leak Marc-André Lureau
2018-03-06 17:56 ` Dr. David Alan Gilbert
@ 2018-03-06 23:17 ` Philippe Mathieu-Daudé
2018-03-09 14:48 ` Dr. David Alan Gilbert
2 siblings, 0 replies; 4+ messages in thread
From: Philippe Mathieu-Daudé @ 2018-03-06 23:17 UTC (permalink / raw)
To: Marc-André Lureau, qemu-devel; +Cc: Dr. David Alan Gilbert, Juan Quintela
On 03/06/2018 02:09 PM, Marc-André Lureau wrote:
> Spotted thanks to ASAN:
> QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64 tests/migration-test -p /x86_64/migration/bad_dest
>
> ==30302==ERROR: LeakSanitizer: detected memory leaks
>
> Direct leak of 48 byte(s) in 1 object(s) allocated from:
> #0 0x7f60efba1a38 in __interceptor_calloc (/lib64/libasan.so.4+0xdea38)
> #1 0x7f60eef3cf75 in g_malloc0 ../glib/gmem.c:124
> #2 0x55ca9094702c in error_copy /home/elmarco/src/qemu/util/error.c:203
> #3 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
> #4 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
> #5 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
> #6 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
> #7 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
> #8 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
> #9 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
> #10 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
> #11 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
> #12 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
> #13 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
> #14 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
> #15 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
> #16 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
> #17 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
> #18 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
>
> Indirect leak of 45 byte(s) in 1 object(s) allocated from:
> #0 0x7f60efba1850 in malloc (/lib64/libasan.so.4+0xde850)
> #1 0x7f60eef3cf0c in g_malloc ../glib/gmem.c:94
> #2 0x7f60eef3d1cf in g_malloc_n ../glib/gmem.c:331
> #3 0x7f60eef596eb in g_strdup ../glib/gstrfuncs.c:363
> #4 0x55ca90947085 in error_copy /home/elmarco/src/qemu/util/error.c:204
> #5 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
> #6 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
> #7 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
> #8 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
> #9 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
> #10 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
> #11 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
> #12 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
> #13 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
> #14 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
> #15 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
> #16 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
> #17 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
> #18 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
> #19 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
> #20 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
>
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
> ---
> migration/migration.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/migration/migration.c b/migration/migration.c
> index e345d0cc7e..62c243d2d4 100644
> --- a/migration/migration.c
> +++ b/migration/migration.c
> @@ -2541,6 +2541,7 @@ static void migration_instance_finalize(Object *obj)
> g_free(params->tls_hostname);
> g_free(params->tls_creds);
> qemu_sem_destroy(&ms->pause_sem);
> + error_free(ms->error);
> }
>
> static void migration_instance_init(Object *obj)
>
^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [Qemu-devel] [PATCH] migration: fix minor finalize leak
2018-03-06 17:09 [Qemu-devel] [PATCH] migration: fix minor finalize leak Marc-André Lureau
2018-03-06 17:56 ` Dr. David Alan Gilbert
2018-03-06 23:17 ` Philippe Mathieu-Daudé
@ 2018-03-09 14:48 ` Dr. David Alan Gilbert
2 siblings, 0 replies; 4+ messages in thread
From: Dr. David Alan Gilbert @ 2018-03-09 14:48 UTC (permalink / raw)
To: Marc-André Lureau; +Cc: qemu-devel, Juan Quintela
* Marc-André Lureau (marcandre.lureau@redhat.com) wrote:
> Spotted thanks to ASAN:
> QTEST_QEMU_BINARY=x86_64-softmmu/qemu-system-x86_64 tests/migration-test -p /x86_64/migration/bad_dest
>
> ==30302==ERROR: LeakSanitizer: detected memory leaks
>
> Direct leak of 48 byte(s) in 1 object(s) allocated from:
> #0 0x7f60efba1a38 in __interceptor_calloc (/lib64/libasan.so.4+0xdea38)
> #1 0x7f60eef3cf75 in g_malloc0 ../glib/gmem.c:124
> #2 0x55ca9094702c in error_copy /home/elmarco/src/qemu/util/error.c:203
> #3 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
> #4 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
> #5 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
> #6 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
> #7 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
> #8 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
> #9 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
> #10 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
> #11 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
> #12 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
> #13 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
> #14 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
> #15 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
> #16 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
> #17 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
> #18 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
>
> Indirect leak of 45 byte(s) in 1 object(s) allocated from:
> #0 0x7f60efba1850 in malloc (/lib64/libasan.so.4+0xde850)
> #1 0x7f60eef3cf0c in g_malloc ../glib/gmem.c:94
> #2 0x7f60eef3d1cf in g_malloc_n ../glib/gmem.c:331
> #3 0x7f60eef596eb in g_strdup ../glib/gstrfuncs.c:363
> #4 0x55ca90947085 in error_copy /home/elmarco/src/qemu/util/error.c:204
> #5 0x55ca9037a30f in migrate_set_error /home/elmarco/src/qemu/migration/migration.c:1139
> #6 0x55ca9037a462 in migrate_fd_error /home/elmarco/src/qemu/migration/migration.c:1150
> #7 0x55ca9038162b in migrate_fd_connect /home/elmarco/src/qemu/migration/migration.c:2411
> #8 0x55ca90386e41 in migration_channel_connect /home/elmarco/src/qemu/migration/channel.c:81
> #9 0x55ca9038335e in socket_outgoing_migration /home/elmarco/src/qemu/migration/socket.c:85
> #10 0x55ca9083dd3a in qio_task_complete /home/elmarco/src/qemu/io/task.c:142
> #11 0x55ca9083d6cc in gio_task_thread_result /home/elmarco/src/qemu/io/task.c:88
> #12 0x7f60eef37317 in g_idle_dispatch ../glib/gmain.c:5552
> #13 0x7f60eef3490b in g_main_dispatch ../glib/gmain.c:3182
> #14 0x7f60eef357ac in g_main_context_dispatch ../glib/gmain.c:3847
> #15 0x55ca90927231 in glib_pollfds_poll /home/elmarco/src/qemu/util/main-loop.c:214
> #16 0x55ca90927420 in os_host_main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:261
> #17 0x55ca909275fa in main_loop_wait /home/elmarco/src/qemu/util/main-loop.c:515
> #18 0x55ca8fc1c2a4 in main_loop /home/elmarco/src/qemu/vl.c:1942
> #19 0x55ca8fc2eb3a in main /home/elmarco/src/qemu/vl.c:4724
> #20 0x7f60e4082009 in __libc_start_main (/lib64/libc.so.6+0x21009)
>
> Signed-off-by: Marc-André Lureau <marcandre.lureau@redhat.com>
Queued.
> ---
> migration/migration.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/migration/migration.c b/migration/migration.c
> index e345d0cc7e..62c243d2d4 100644
> --- a/migration/migration.c
> +++ b/migration/migration.c
> @@ -2541,6 +2541,7 @@ static void migration_instance_finalize(Object *obj)
> g_free(params->tls_hostname);
> g_free(params->tls_creds);
> qemu_sem_destroy(&ms->pause_sem);
> + error_free(ms->error);
> }
>
> static void migration_instance_init(Object *obj)
> --
> 2.16.2.346.g9779355e34
>
>
--
Dr. David Alan Gilbert / dgilbert@redhat.com / Manchester, UK
^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2018-03-09 14:48 UTC | newest]
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2018-03-06 17:09 [Qemu-devel] [PATCH] migration: fix minor finalize leak Marc-André Lureau
2018-03-06 17:56 ` Dr. David Alan Gilbert
2018-03-06 23:17 ` Philippe Mathieu-Daudé
2018-03-09 14:48 ` Dr. David Alan Gilbert
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