Bug 279368 – WebCore::GLContext::~GLContext: SIGSEGV from glBindFramebuffer in libGLESv2

• Status: NEW
• Component: WebCore Misc.

[Michael Orlitzky]

Created attachment 472501 [details]
glBindFramebuffer-btfull.txt

I mentioned this on bug #279285 because I thought it was a consequence of another crash, but today it happened by itself.

#0  0x0000003fb035bfd0 in glBindFramebuffer (target=36160, framebuffer=0) at /var/lib/portage/tmp/portage/media-libs/libglvnd-1.7.0/work/libglvnd-v1.7.0-.lp64d/src/generate/g_glapi_mapi_glesv2_tmp.h:11905
        _tbl = 0x0
        _func = 0x3fb1c63000
#1  0x0000003fbb87960a in WebCore::GLContext::~GLContext (this=this@entry=0x3fb1c63000, __in_chrg=<optimized out>) at /var/lib/portage/tmp/portage/net-libs/webkit-gtk-2.44.3-r600/work/webkitgtk-2.44.3/Source/WebCore/platform/graphics/egl/GLContext.cpp:401
        display = 0x3fb3c42ab0
        display = <optimized out>
#2  0x0000003fbb853a36 in std::default_delete<WebCore::GLContext>::operator() (this=<optimized out>, __ptr=0x3fb1c63000) at /usr/lib/gcc/riscv64-unknown-linux-musl/14/include/g++-v14/bits/unique_ptr.h:93
No locals.
#3  std::__uniq_ptr_impl<WebCore::GLContext, std::default_delete<WebCore::GLContext> >::reset (this=0x3fb1cd0020, __p=0x0) at /usr/lib/gcc/riscv64-unknown-linux-musl/14/include/g++-v14/bits/unique_ptr.h:205
        __old_p = 0x3fb1c63000
...

[Radar WebKit Bug Importer]

<rdar://problem/136083260>