11984 2017-08-28 07:26:21 +0000 crosstap doesn't work on 2.4 M3 RC1 2017-09-29 00:53:16 +0000 1 1 7 Build System, Metadata & Runtime Meta-yocto meta-yocto 2.4 x86 Multiple VERIFIED FIXED Medium+ normal 2.4 M4 1 yi.zhao sgw jose.perez.carranza libertad.gonzalez.de.la.cruz ovidiu.panait poky.bs.watcher poky.watcher richard.purdie sgw yi.zhao yi.zhao --- Regression (Used to work) No (bug/feature does not impact docs) oldest_to_newest 76178 0 3953 yi.zhao 2017-08-28 07:26:21 +0000 Created attachment 3953 crosstap.log Git rev: master/5f6945f5031e1a4ca116cc1eccf4c2f9dc228547 Steps: Steps: 1. Create the trace_open.stp script: probe syscall.open { printf ("%s(%d) open\n", execname(), pid()) } 2. bitbake core-image-sato-sdk bitbake systemtap-native -c addto_recipe_sysroot 3. Launch the qemuppc 4. Run "crosstap root@192.168.7.2 trace_open.stp" Error log: ############################### /buildarea/jenkins-yocto/poky/build /buildarea/jenkins-yocto/poky/build /buildarea/jenkins-yocto/poky/build /buildarea/jenkins-yocto/poky/build /buildarea/jenkins-yocto/poky/build /buildarea/jenkins-yocto/poky/build In file included from /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/runtime.h:209:0, from /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/runtime.h:26, from /tmp/stap4wMEQE/trace_open_src.c:25: /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/access_process_vm.h: In function '__access_process_vm_': /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/access_process_vm.h:24:8: error: implicit declaration of function 'get_task_mm'; did you mean 'get_task_comm'? [-Werror=implicit-function-declaration] mm = get_task_mm (tsk); ^~~~~~~~~~~ get_task_comm /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/access_process_vm.h:24:6: error: assignment makes pointer from integer without a cast [-Werror=int-conversion] mm = get_task_mm (tsk); ^ /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/access_process_vm.h:77:3: error: implicit declaration of function 'mmput'; did you mean 'bdput'? [-Werror=implicit-function-declaration] mmput (mm); ^~~~~ bdput In file included from /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/task_finder2.c:4:0, from /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/task_finder.c:17, from /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/linux/runtime.h:222, from /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/runtime.h:26, from /tmp/stap4wMEQE/trace_open_src.c:25: /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/stp_utrace.c: In function 'utrace_do_stop': /buildarea/jenkins-yocto/poky/build/tmp/work/x86_64-linux/systemtap-native/3.1-r0/recipe-sysroot-native/usr/share/systemtap/runtime/stp_utrace.c:1108:4: error: implicit declaration of function '__set_task_state'; did you mean '__set_task_comm'? [-Werror=implicit-function-declaration] __set_task_state(target, TASK_TRACED); ^~~~~~~~~~~~~~~~ __set_task_comm cc1: all warnings being treated as errors /buildarea/jenkins-yocto/poky/build/tmp/work-shared/qemuppc/kernel-source/scripts/Makefile.build:302: recipe for target '/tmp/stap4wMEQE/trace_open_src.o' failed make[3]: *** [/tmp/stap4wMEQE/trace_open_src.o] Error 1 ################################################# Please see the attachment for the full log. 76624 1 ovidiu.panait 2017-09-07 14:20:26 +0000 On master/8b4f16a9cbbaf521461f699b7264fac2ac872581 after applying the following patches to systemtap, the issue is eliminated: https://sourceware.org/git/gitweb.cgi?p=systemtap.git;a=commitdiff;h=62640f2ed0deef9355970d216136ad4c49afa3d0 https://sourceware.org/git/gitweb.cgi?p=systemtap.git;a=commitdiff;h=a477a43122609691ce6ef24f71114cfaa9790392 I also did some testing with a couple of more complex scripts from systemtap's website, and encountered no errors: https://sourceware.org/systemtap/examples/profiling/linetimes.stp https://sourceware.org/systemtap/examples/process/sig_by_pid.stp 76727 2 sgw 2017-09-11 16:43:44 +0000 There were some additional issues and another patch that I needed to provide upstream. I have already submitted and have merged a systemtap update. http://git.yoctoproject.org/cgit/cgit.cgi/poky/commit/?id=9177ad0f2de1e62c0c8123b8000e429ca603a650 77218 3 yi.zhao 2017-09-29 00:53:16 +0000 Verified with 2.4 RC1 build. 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