Re: valgrinding emacs?

[joakim]

address@hidden writes:

> I seem to recall that others have had success valgrinding emacs in the
> past.
>
> I get a crash though. Any hints?
>
> export CFLAGS="-O0 -g3"
> ./configure --with-xwidgets  --with-x-toolkit=gtk3
>
>
> valgrind src/temacs
> ...
> Fatal error 11: Segmentation fault==7249== Conditional jump or move depends 
> on uninitialised value(s)
> ==7249==    at 0x56F098: emacs_backtrace (sysdep.c:2159)
> ==7249==    by 0x54AE1A: terminate_due_to_signal (emacs.c:367)
> ==7249==    by 0x56EA6C: handle_fatal_signal (sysdep.c:1604)
> ==7249==    by 0x56EA3E: deliver_thread_signal (sysdep.c:1578)
> ==7249==    by 0x56EAA2: deliver_fatal_thread_signal (sysdep.c:1616)
> ==7249==    by 0x56EBC4: handle_sigsegv (sysdep.c:1667)
> ==7249==    by 0x3E1EA100CF: ??? (in /usr/lib64/libpthread-2.20.so)
> ==7249==    by 0x5473C0: STRING_BYTES (lisp.h:1320)
> ==7249==    by 0x5473FC: SBYTES (lisp.h:1327)
> ==7249==    by 0x531F10: smc_save_yourself_CB (xsmfns.c:200)
> ==7249==    by 0x3E30A04E24: _SmcProcessMessage (in /usr/lib64/libSM.so.6.0.1)
> ==7249==    by 0x3E30E111FB: IceProcessMessages (in 
> /usr/lib64/libICE.so.6.3.0)

so, I discovered --enable-checking

export CFLAGS="-O0 -g3" 
./configure --enable-checking --with-xwidgets  --with-x-toolkit=gtk3

But then I get:

valgrinde src/temacs
...
Pure-hashed: 23205 strings, 3377 vectors, 36690 conses, 3399 bytecodes, 82 
others
==29944== Conditional jump or move depends on uninitialised value(s)
==29944==    at 0x3E3027280A: ??? (in /usr/lib64/libpixman-1.so.0.32.6)
==29944==    by 0x3E30257D2A: ??? (in /usr/lib64/libpixman-1.so.0.32.6)
==29944==    by 0x3E3020B710: pixman_image_composite32 (in 
/usr/lib64/libpixman-1.so.0.32.6)
==29944==    by 0x3E3421FCDA: _inplace_spans (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3425FB96: _cairo_tor_scan_converter_generate.lto_priv.527 
(in /usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3426C32C: composite_polygon.isra.9 (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3426D6F9: clip_and_composite_polygon (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3426E57E: _cairo_spans_compositor_fill.lto_priv.291 (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E342273B7: _cairo_compositor_fill (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3423B0B6: _cairo_image_surface_fill (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3425029E: _cairo_surface_fill (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944==    by 0x3E3422E7AB: _cairo_gstate_fill (in 
/usr/lib64/libcairo.so.2.11301.0)
==29944== 
==29944== Conditional jump or move depends on uninitialised value(s)
==29944==    at 0x3E4582A047: ??? (in /usr/lib64/librsvg-2.so.2.40.5)
==29944==    by 0x3E4582AD2B: rsvg_handle_get_pixbuf_sub (in 
/usr/lib64/librsvg-2.so.2.40.5)
==29944==    by 0x11093ED5: ??? (in 
/usr/lib64/gdk-pixbuf-2.0/2.10.0/loaders/libpixbufloader-svg.so)
==29944==    by 0x3E2FE0AB51: generic_load_incrementally (gdk-pixbuf-io.c:1009)
==29944==    by 0x3E2FE0C729: gdk_pixbuf_new_from_file (gdk-pixbuf-io.c:1096)
==29944==    by 0x54B122: xg_set_icon (xfns.c:495)
==29944==    by 0x544094: x_bitmap_icon (xterm.c:8244)
==29944==    by 0x54C459: x_set_icon_type (xfns.c:914)
==29944==    by 0x430E04: x_set_frame_parameters (frame.c:3154)
==29944==    by 0x435166: x_default_parameter (frame.c:4308)
==29944==    by 0x550B1C: Fx_create_frame (xfns.c:3220)
==29944==    by 0x62A741: Ffuncall (eval.c:2708)
==29944== 

lisp.h:977: Emacs fatal error: assertion failed: STRINGP (a)
Fatal error 6: Aborted
Backtrace:
src/temacs[0x5a65c9]
src/temacs[0x57af63]
src/temacs[0x606fb6]
src/temacs[0x575793]
src/temacs[0x576047]
src/temacs[0x55fdd0]
/lib64/libSM.so.6(_SmcProcessMessage+0xc35)[0x3e30a04e25]
/lib64/libICE.so.6(IceProcessMessages+0x35c)[0x3e30e111fc]
src/temacs[0x55fac2]
src/temacs[0x68353f]
src/temacs[0x42643b]
src/temacs[0x583765]
src/temacs[0x593050]
src/temacs[0x57fd8b]
src/temacs[0x626c45]
src/temacs[0x57f556]
src/temacs[0x62604c]
src/temacs[0x57f4f6]
src/temacs[0x57ea75]
src/temacs[0x57ec80]
src/temacs[0x57c9d8]
/lib64/libc.so.6(__libc_start_main+0xf0)[0x3e1de1ffe0]
src/temacs[0x4180a9]
==29944== 
==29944== HEAP SUMMARY:
==29944==     in use at exit: 23,560,856 bytes in 111,596 blocks
==29944==   total heap usage: 594,644 allocs, 483,048 frees, 169,460,968 bytes 
allocated
==29944== 
==29944== LEAK SUMMARY:
==29944==    definitely lost: 8,064 bytes in 18 blocks
==29944==    indirectly lost: 24,673 bytes in 918 blocks
==29944==      possibly lost: 877,344 bytes in 11,756 blocks
==29944==    still reachable: 21,359,135 bytes in 94,285 blocks
==29944==         suppressed: 0 bytes in 0 blocks
==29944== Rerun with --leak-check=full to see details of leaked memory
==29944== 
==29944== For counts of detected and suppressed errors, rerun with: -v
==29944== Use --track-origins=yes to see where uninitialised values come from
==29944== ERROR SUMMARY: 8 errors from 2 contexts (suppressed: 13 from 1)
killed


-- 
Joakim Verona