Added test case ** Description changed:
+ [ Impact ] + + Glib apps using subprocess communicate and cancellable is cancelled + crashes + + [ Test case ] + + Run the attached example with + gjs subprocess-cancelled.js + + Should not crash, or running: + valgrind gjs subprocess-cancelled.js + + should not return any read error (as the one mentioned below) + + [ Regression potential ] + + Really low, the only thing that could happen is that the subprocess + isn't really cancelled. + + --- + Fixed upstream in https://gitlab.gnome.org/GNOME/glib/merge_requests/266 #0 g_cancellable_cancel (cancellable=0x6) at ../../glib/gio/gcancellable.c:486 #1 0x00007ffff7ab8d1d in g_subprocess_communicate_cancelled (user_data=<optimized out>) at ../../glib/gio/gsubprocess.c:1535 + + -- + + ==25871== Memcheck, a memory error detector + ==25871== Copyright (C) 2002-2017, and GNU GPL'd, by Julian Seward et al. + ==25871== Using Valgrind-3.13.0 and LibVEX; rerun with -h for copyright info + ==25871== Command: gjs /tmp/subprocess-cancelled.js + ==25871== + ==25871== Warning: set address range perms: large range [0x377ee1e21000, 0x377f21e21000) (noaccess) + ==25871== Invalid read of size 8 + ==25871== at 0x4EC5604: g_subprocess_communicate_cancelled (gsubprocess.c:1535) + ==25871== by 0x547A0F4: g_main_dispatch (gmain.c:3177) + ==25871== by 0x547A0F4: g_main_context_dispatch (gmain.c:3830) + ==25871== by 0x547A4BF: g_main_context_iterate.isra.26 (gmain.c:3903) + ==25871== by 0x547A54B: g_main_context_iteration (gmain.c:3964) + ==25871== by 0x6C4EDAD: ffi_call_unix64 (in /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4) + ==25871== by 0x6C4E71E: ffi_call (in /usr/lib/x86_64-linux-gnu/libffi.so.6.0.4) + ==25871== by 0x5775607: ??? (in /usr/lib/libgjs.so.0.0.0) + ==25871== by 0x5776F53: ??? (in /usr/lib/libgjs.so.0.0.0) + ==25871== by 0x8A3FF6B: CallJSNative (jscntxtinlines.h:239) + ==25871== by 0x8A3FF6B: js::InternalCallOrConstruct(JSContext*, JS::CallArgs const&, js::MaybeConstruct) (Interpreter.cpp:447) ** Attachment added: "test case: subprocess-cancelled.js" https://bugs.launchpad.net/ubuntu/+source/glib2.0/+bug/1789476/+attachment/5182398/+files/subprocess-cancelled.js -- You received this bug notification because you are a member of Ubuntu Desktop Bugs, which is subscribed to glib2.0 in Ubuntu. https://bugs.launchpad.net/bugs/1789476 Title: glib apps using GSubprocess communicate might crash on g_subprocess_communicate_cancelled To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/glib2.0/+bug/1789476/+subscriptions -- desktop-bugs mailing list desktop-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/desktop-bugs