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<body><span class="vcard"><a class="email" href="mailto:mcatanzaro@igalia.com" title="Michael Catanzaro <mcatanzaro@igalia.com>"> <span class="fn">Michael Catanzaro</span></a>
</span> changed
<a class="bz_bug_link
bz_status_UNCONFIRMED "
title="UNCONFIRMED - [GTK] Plugin process crash in WebKit::NetscapePlugin::destroy"
href="https://bugs.webkit.org/show_bug.cgi?id=154884">bug 154884</a>
<br>
<table border="1" cellspacing="0" cellpadding="8">
<tr>
<th>What</th>
<th>Removed</th>
<th>Added</th>
</tr>
<tr>
<td style="text-align:right;">Status</td>
<td>RESOLVED
</td>
<td>UNCONFIRMED
</td>
</tr>
<tr>
<td style="text-align:right;">Resolution</td>
<td>FIXED
</td>
<td>---
</td>
</tr>
<tr>
<td style="text-align:right;">Ever confirmed</td>
<td>1
</td>
<td>
</td>
</tr></table>
<p>
<div>
<b><a class="bz_bug_link
bz_status_UNCONFIRMED "
title="UNCONFIRMED - [GTK] Plugin process crash in WebKit::NetscapePlugin::destroy"
href="https://bugs.webkit.org/show_bug.cgi?id=154884#c2">Comment # 2</a>
on <a class="bz_bug_link
bz_status_UNCONFIRMED "
title="UNCONFIRMED - [GTK] Plugin process crash in WebKit::NetscapePlugin::destroy"
href="https://bugs.webkit.org/show_bug.cgi?id=154884">bug 154884</a>
from <span class="vcard"><a class="email" href="mailto:mcatanzaro@igalia.com" title="Michael Catanzaro <mcatanzaro@igalia.com>"> <span class="fn">Michael Catanzaro</span></a>
</span></b>
<pre>Just got a report of this with 2.14.1. Here are some updated line numbers:
Thread 1 (Thread 0x7f763971bac0 (LWP 30532)):
#0 0x00007f76304c427d in g_type_check_instance (type_instance=type_instance@entry=0x31) at gtype.c:4137
#1 0x00007f76304b0209 in g_signal_handler_disconnect (instance=0x31, handler_id=0) at gsignal.c:2621
_g_boolean_var_ = <optimized out>
handler = <optimized out>
__func__ = "g_signal_handler_disconnect"
#2 0x00007f76129fa155 in NPP_Destroy () at /usr/lib64/mozilla/plugins/libgnome-shell-browser-plugin.so
#3 0x00007f7637572ef3 in WebKit::NetscapePlugin::destroy() (this=0x7f7621fd8000) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/WebProcess/Plugins/Netscape/NetscapePlugin.cpp:731
#4 0x00007f763754fe9a in WebKit::Plugin::destroyPlugin() (this=this@entry=0x7f7621fd8000) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/WebProcess/Plugins/Plugin.cpp:101
#5 0x00007f76373ecc6e in WebKit::PluginControllerProxy::destroy() (this=0x55a63e058490) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/PluginProcess/PluginControllerProxy.cpp:158
#6 0x00007f76373f0b88 in WebKit::WebProcessConnection::destroyPluginControllerProxy(WebKit::PluginControllerProxy*) (this=<optimized out>, pluginController=<optimized out>) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/PluginProcess/WebProcessConnection.cpp:83
#7 0x00007f76373f116c in WebKit::WebProcessConnection::destroyPlugin(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>) (this=0x7f7621ff40a0, pluginInstanceID=1, asynchronousCreationIncomplete=<optimized out>, reply=...) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/PluginProcess/WebProcessConnection.cpp:200
activityAssertion = {m_activity = @0x7f76395c6630}
#8 0x00007f76376d4087 in IPC::handleMessageDelayed<Messages::WebProcessConnection::DestroyPlugin, WebKit::WebProcessConnection, void (WebKit::WebProcessConnection::*)(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)>(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder, std::default_delete<IPC::Encoder> >&, WebKit::WebProcessConnection*, void (WebKit::WebProcessConnection::*)(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)) (args=<unknown type in /var/cache/abrt-di/usr/lib/debug/usr/lib64/libwebkit2gtk-4.0.so.37.14.8.debug, CU 0xe8945ff, DIE 0xe8b941d>, delayedReply=..., function=<optimized out>, object=0x7f7621ff40a0) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Platform/IPC/HandleMessage.h:41
arguments = std::tuple containing = {[1] = 1, [2] = false}
delayedReply = {static isRefPtr = <optimized out>, m_ptr = 0x0}
#9 0x00007f76376d4087 in IPC::handleMessageDelayed<Messages::WebProcessConnection::DestroyPlugin, WebKit::WebProcessConnection, void (WebKit::WebProcessConnection::*)(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)>(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder, std::default_delete<IPC::Encoder> >&, WebKit::WebProcessConnection*, void (WebKit::WebProcessConnection::*)(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)) (function=<optimized out>, object=0x7f7621ff40a0, delayedReply=..., args=<unknown type in /var/cache/abrt-di/usr/lib/debug/usr/lib64/libwebkit2gtk-4.0.so.37.14.8.debug, CU 0xe8945ff, DIE 0xe8b941d>) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Platform/IPC/HandleMessage.h:47
arguments = std::tuple containing = {[1] = 1, [2] = false}
delayedReply = {static isRefPtr = <optimized out>, m_ptr = 0x0}
#10 0x00007f76376d4087 in IPC::handleMessageDelayed<Messages::WebProcessConnection::DestroyPlugin, WebKit::WebProcessConnection, void (WebKit::WebProcessConnection::*)(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)>(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder, std::default_delete<IPC::Encoder> >&, WebKit::WebProcessConnection*, void (WebKit::WebProcessConnection::*)(unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)) (connection=..., decoder=..., replyEncoder=std::unique_ptr<IPC::Encoder> containing 0x0, object=object@entry=0x7f7621ff40a0, function=(void (WebKit::WebProcessConnection::*)(WebKit::WebProcessConnection * const, unsigned long, bool, WTF::PassRefPtr<Messages::WebProcessConnection::DestroyPlugin::DelayedReply>)) 0x7f76373f1040 <WebKit::WebProcessConnection::destroyPlugin(unsigned long, bool, WTF::
arguments = std::tuple containing = {[1] = 1, [2] = false}
delayedReply = {static isRefPtr = <optimized out>, m_ptr = 0x0}
#11 0x00007f76376d3a38 in WebKit::WebProcessConnection::didReceiveSyncWebProcessConnectionMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder, std::default_delete<IPC::Encoder> >&) (this=0x7f7621ff40a0, connection=..., decoder=..., replyEncoder=std::unique_ptr<IPC::Encoder> containing 0x0) at /usr/src/debug/webkitgtk-2.14.1/x86_64-redhat-linux-gnu/DerivedSources/WebKit2/WebProcessConnectionMessageReceiver.cpp:105
#12 0x00007f76373f0985 in WebKit::WebProcessConnection::didReceiveSyncMessage(IPC::Connection&, IPC::Decoder&, std::unique_ptr<IPC::Encoder, std::default_delete<IPC::Encoder> >&) (this=0x7f7621ff40a0, connection=..., decoder=..., replyEncoder=...) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/PluginProcess/WebProcessConnection.cpp:150
currentConnectionChange = {m_scopedVariable = @0x7f76395c66c8, m_originalValue = 0x0}
protector = <optimized out>
#13 0x00007f76373e703b in IPC::Connection::dispatchSyncMessage(IPC::Decoder&) (this=0x7f7621ff3168, decoder=...) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Platform/IPC/Connection.cpp:789
syncRequestID = 12
replyEncoder = std::unique_ptr<IPC::Encoder> containing 0x0
#14 0x00007f76373e712d in IPC::Connection::dispatchMessage(std::unique_ptr<IPC::Decoder, std::default_delete<IPC::Decoder> >) (this=0x7f7621ff3168, message=std::unique_ptr<IPC::Decoder> containing 0x7f7621fc9160) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Platform/IPC/Connection.cpp:856
oldDidReceiveInvalidMessage = false
#15 0x00007f76373e73be in IPC::Connection::SyncMessageState::dispatchMessages(IPC::Connection*) (this=this@entry=0x7f76395c63e0 <IPC::Connection::SyncMessageState::singleton()::syncMessageState>, allowedConnection=allowedConnection@entry=0x7f7621ff3168) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Platform/IPC/Connection.cpp:164
i = 0
messagesToDispatchWhileWaitingForSyncReply = {<WTF::VectorBuffer<IPC::Connection::SyncMessageState::ConnectionAndIncomingMessage, 0ul>> = {<WTF::VectorBufferBase<IPC::Connection::SyncMessageState::ConnectionAndIncomingMessage>> = {m_buffer = 0x7f7621fdab00, m_capacity = <optimized out>, m_size = 1}, <No data fields>}, <No data fields>}
messagesToPutBack = {<WTF::VectorBuffer<IPC::Connection::SyncMessageState::ConnectionAndIncomingMessage, 0ul>> = {<WTF::VectorBufferBase<IPC::Connection::SyncMessageState::ConnectionAndIncomingMessage>> = {m_buffer = 0x0, m_capacity = 0, m_size = 0}, <No data fields>}, <No data fields>}
#16 0x00007f76373e7657 in IPC::Connection::SyncMessageState::dispatchMessageAndResetDidScheduleDispatchMessagesForConnection(IPC::Connection&) (this=0x7f76395c63e0 <IPC::Connection::SyncMessageState::singleton()::syncMessageState>, connection=...) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Platform/IPC/Connection.cpp:183
#17 0x00007f7636aa390d in WTF::RunLoop::performWork() (this=<synthetic pointer>) at /usr/src/debug/webkitgtk-2.14.1/Source/WTF/wtf/Function.h:50
function = {m_callableWrapper = std::unique_ptr<WTF::Function<void()>::CallableWrapperBase> containing 0x7f7621fdb150}
functionsHandled = 1
functionsToHandle = <optimized out>
#18 0x00007f7636aa390d in WTF::RunLoop::performWork() (this=0x7f7621ff7000) at /usr/src/debug/webkitgtk-2.14.1/Source/WTF/wtf/RunLoop.cpp:122
function = {m_callableWrapper = std::unique_ptr<WTF::Function<void()>::CallableWrapperBase> containing 0x7f7621fdb150}
functionsHandled = 1
functionsToHandle = <optimized out>
#19 0x00007f7636aca2e9 in WTF::RunLoop::<lambda(gpointer)>::_FUN(gpointer) (__closure=0x0, userData=<optimized out>) at /usr/src/debug/webkitgtk-2.14.1/Source/WTF/wtf/glib/RunLoopGLib.cpp:66
#20 0x00007f7636aca2e9 in WTF::RunLoop::<lambda(gpointer)>::_FUN(gpointer) () at /usr/src/debug/webkitgtk-2.14.1/Source/WTF/wtf/glib/RunLoopGLib.cpp:68
#21 0x00007f76301c96ba in g_main_context_dispatch (context=0x55a63db63d20) at gmain.c:3154
dispatch = 0x7f7636aca300 <WTF::<lambda(GSource*, GSourceFunc, gpointer)>::_FUN(GSource *, GSourceFunc, gpointer)>
prev_source = 0x0
was_in_call = 0
user_data = 0x7f7621ff7000
callback = 0x7f7636aca2e0 <WTF::RunLoop::<lambda(gpointer)>::_FUN(gpointer)>
cb_funcs = 0x7f763048d280 <g_source_callback_funcs>
cb_data = 0x55a63de65dc0
need_destroy = <optimized out>
source = 0x55a63e230c20
current = 0x55a63daf6890
i = 0
#22 0x00007f76301c96ba in g_main_context_dispatch (context=context@entry=0x55a63db63d20) at gmain.c:3769
#23 0x00007f76301c9a70 in g_main_context_iterate (context=0x55a63db63d20, block=block@entry=1, dispatch=dispatch@entry=1, self=<optimized out>) at gmain.c:3840
max_priority = 2147483647
timeout = -1
some_ready = 1
nfds = 4
allocated_nfds = 4
fds = <optimized out>
#24 0x00007f76301c9d92 in g_main_loop_run (loop=0x55a63e230c00) at gmain.c:4034
__func__ = "g_main_loop_run"
#25 0x00007f7636acaba0 in WTF::RunLoop::run() () at /usr/src/debug/webkitgtk-2.14.1/Source/WTF/wtf/glib/RunLoopGLib.cpp:94
runLoop = @0x7f7621ff7000: {<WTF::FunctionDispatcher> = {<WTF::ThreadSafeRefCounted<WTF::FunctionDispatcher>> = {<WTF::ThreadSafeRefCountedBase> = {m_refCount = {<std::__atomic_base<int>> = {static _S_alignment = 4, _M_i = 1}, <No data fields>}}, <No data fields>}, _vptr.FunctionDispatcher = 0x7f7636c89ba0 <vtable for WTF::RunLoop+16>}, m_functionQueueLock = {m_mutex = {__data = {__lock = 0, __count = 0, __owner = 0, __nusers = 0, __kind = 512, __spins = 0, __elision = 0, __list = {__prev = 0x0, __next = 0x0}}, __size = '\000' <repeats 17 times>, "\002", '\000' <repeats 21 times>, __align = 0}}, m_functionQueue = {m_start = 13, m_end = 13, m_buffer = {<WTF::VectorBufferBase<WTF::Function<void()> >> = {m_buffer = 0x7f7621fef100, m_capacity = 16, m_size = 0}, <No data fields>}}, m_mainContext = {m_ptr = 0x55a63db63d20}, m_mainLoops = {<WTF::VectorBuffer<WTF::GRefPtr<
nestedMainLoop = <optimized out>
#26 0x00007f763761e29c in WebKit::ChildProcessMain<WebKit::PluginProcess, WebKit::PluginProcessMain>(int, char**) (argc=<optimized out>, argv=0x7fff1f34f6c8) at /usr/src/debug/webkitgtk-2.14.1/Source/WebKit2/Shared/unix/ChildProcessMain.h:61
childMain = {<WebKit::ChildProcessMainBase> = {_vptr.ChildProcessMainBase = 0x7f763942b840 <vtable for WebKit::PluginProcessMain+16>, m_parameters = {uiProcessName = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, clientIdentifier = {m_impl = {static isRefPtr = <optimized out>, m_ptr = 0x0}}, connectionIdentifier = 38, extraInitializationData = {m_impl = {static m_maxLoad = 2, static m_minLoad = 6, m_table = 0x7f7621ffa200, m_tableSize = 8, m_tableSizeMask = 7, m_keyCount = 1, m_deletedCount = 0}}}}, <No data fields>}
#27 0x00007f762b338731 in __libc_start_main (main=0x55a63d4ebbf0 <main(int, char**)>, argc=3, argv=0x7fff1f34f6c8, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff1f34f6b8) at ../csu/libc-start.c:289
result = <optimized out>
unwind_buf = {cancel_jmp_buf = {{jmp_buf = {0, 4348833101302671825, 94172481502208, 140733716952768, 0, 0, 7559411127939705297, 7636420861578783185}, mask_was_saved = 0}}, priv = {pad = {0x0, 0x0, 0x7fff1f34f6e8, 0x7f7639805128}, data = {prev = 0x0, cleanup = 0x0, canceltype = 523564776}}}
not_first_call = <optimized out>
#28 0x000055a63d4ebc29 in _start ()</pre>
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