StacktraceTop: __kernel_vsyscall () raise (sig=6) at ../nptl/sysdeps/unix/sysv/linux/raise.c:64 abort () at abort.c:92 __assert_fail (assertion=0x9f8f68 "status == CAIRO_STATUS_SUCCESS", file=0x9fb1a0 "/build/buildd/cairo-1.10.2/src/cairo-surface.c", line=1287, function=0x9fb680 "cairo_surface_set_device_offset") at assert.c:81 cairo_surface_set_device_offset (surface=0x9475fc0, x_offset=547, y_offset=-7) at /build/buildd/cairo-1.10.2/src/cairo-surface.c:1287
StacktraceTop: sysdeps/ unix/sysv/ linux/raise. c:64 SUCCESS" , file=0x9fb1a0 "/build/ buildd/ cairo-1. 10.2/src/ cairo-surface. c", line=1287, function=0x9fb680 "cairo_ surface_ set_device_ offset" ) at assert.c:81 surface_ set_device_ offset (surface=0x9475fc0, x_offset=547, y_offset=-7) at /build/ buildd/ cairo-1. 10.2/src/ cairo-surface. c:1287
__kernel_vsyscall ()
raise (sig=6) at ../nptl/
abort () at abort.c:92
__assert_fail (assertion=0x9f8f68 "status == CAIRO_STATUS_
cairo_