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From GitBox <...@apache.org>
Subject [GitHub] [celix] PengZheng opened a new pull request #300: Fix double dlclose when uninstalling bundle without activator
Date Tue, 01 Dec 2020 08:17:48 GMT

PengZheng opened a new pull request #300:
URL: https://github.com/apache/celix/pull/300


   I kept playing with the export_import example, and found that handle to libhello_test2libd.so.3
has been closed twice. 
   
   ```
     248 Thread 3 "helloworld_with" hit Breakpoint 2, framework_loadLibrary (framework=0x55555558a1e0,
library=0x7ffff62a42a0 "libhello_test2libd.so.3", archive=0x55555558e950, handle=0x7ffff62a4270)
at /home/peng/D      ownloads/git/celix/libs/framework/src/framework.c:2307
       1 2307▸           if (*handle == NULL) {
       2 $23 = ".cache/bundle1/version0.5/libhello_test2libd.so.3", '\000' <repeats 206
times>
       3 $24 = (void *) 0x7fffe8011750
       4 #0  framework_loadLibrary (framework=0x55555558a1e0, library=0x7ffff62a42a0 "libhello_test2libd.so.3",
archive=0x55555558e950, handle=0x7ffff62a4270) at /home/peng/Downloads/git/celix/libs/framework/src/fra
     mework.c:2307
       5 #1  0x00007ffff7f9c065 in framework_loadLibraries (framework=0x55555558a1e0, librariesIn=0x7fffe800f1d0
"libhello_test2libd.so.3", activator=0x7fffe800e3d0 "1", archive=0x55555558e950, activatorHandle=0x7ff
     ff62a4360) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:2252
       6 #2  0x00007ffff7f9be1e in framework_loadBundleLibraries (framework=0x55555558a1e0,
bundle=0x55555558bfc0) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:2200
                                  7 #3  0x00007ffff7f9aa2e in framework_markBundleResolved
(framework=0x55555558a1e0, module=0x7fffe8010b00) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1761
       8 #4  0x00007ffff7f9a8d5 in framework_markResolvedModules (framework=0x55555558a1e0,
resolvedModuleWireMap=0x7fffe8010c80) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1727
       9 #5  0x00007ffff7f9830d in fw_startBundle (framework=0x55555558a1e0, bndId=1, options=1)
at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:862
      10 #6  0x00007ffff7f98ba0 in framework_updateBundle (framework=0x55555558a1e0, bundle=0x55555558bfc0,
inputFile=0x7ffff62a4670 "update0pQNqz") at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1
     011
      11 #7  0x00007ffff7f8db0b in bundle_update (bundle=0x55555558bfc0, inputFile=0x7ffff62a4670
"update0pQNqz") at /home/peng/Downloads/git/celix/libs/framework/src/bundle.c:286
      12 #8  0x00007ffff7f23413 in updateCommand_execute (handle=0x5555555946d0, const_line=0x7ffff62a4950
"update 1 file:/home/peng/Downloads/git/celix/build/examples/export_import/hello_export-Debug.zip",
outStrea      m=0x7ffff7e096a0 <_IO_2_1_stdout_>, errStream=0x7ffff7e095c0 <_IO_2_1_stderr_>)
at /home/peng/Downloads/git/celix/bundles/shell/shell/src/update_command.c:60
      13 #9  0x00007ffff7f21c20 in shell_executeCommand (shell=0x555555595940, commandLine=0x7ffff62a4950
"update 1 file:/home/peng/Downloads/git/celix/build/examples/export_import/hello_export-Debug.zip",
out=0x7ff      ff7e096a0 <_IO_2_1_stdout_>, err=0x7ffff7e095c0 <_IO_2_1_stderr_>)
at /home/peng/Downloads/git/celix/bundles/shell/shell/src/shell.c:277
      14 #10 0x00007ffff7f153c0 in shellTui_parseInput (shellTui=0x55555559d7f0, ctx=0x7ffff62a4950)
at /home/peng/Downloads/git/celix/bundles/shell/shell_tui/private/src/shell_tui.c:259    
                           15 #11 0x00007ffff7f151fe in shellTui_runnable (data=0x55555559d7f0)
at /home/peng/Downloads/git/celix/bundles/shell/shell_tui/private/src/shell_tui.c:220
      16 #12 0x00007ffff7e18609 in start_thread (arg=<optimized out>) at pthread_create.c:477
      17 #13 0x00007ffff7d3f293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
      18
      19 Thread 3 "helloworld_with" hit Breakpoint 1, celix_libloader_close (handle=0x7fffe8011750)
at /home/peng/Downloads/git/celix/libs/framework/src/celix_library_loader.c:40           
                            20 40▸         dlclose(handle);
      21 $25 = (celix_library_handle_t *) 0x7fffe8011750
      22 #0  celix_libloader_close (handle=0x7fffe8011750) at /home/peng/Downloads/git/celix/libs/framework/src/celix_library_loader.c:40
      23 #1  0x00007ffff7f9c0c9 in framework_loadLibraries (framework=0x55555558a1e0, librariesIn=0x7fffe800f1d0
"libhello_test2libd.so.3", activator=0x7fffe800e3d0 "1", archive=0x55555558e950, activatorHandle=0x7ff
     ff62a4360) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:2258    
                                                                                         
                                  24 #2  0x00007ffff7f9be1e in framework_loadBundleLibraries
(framework=0x55555558a1e0, bundle=0x55555558bfc0) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:2200
      25 #3  0x00007ffff7f9aa2e in framework_markBundleResolved (framework=0x55555558a1e0,
module=0x7fffe8010b00) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1761
                                  26 #4  0x00007ffff7f9a8d5 in framework_markResolvedModules
(framework=0x55555558a1e0, resolvedModuleWireMap=0x7fffe8010c80) at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1727
      27 #5  0x00007ffff7f9830d in fw_startBundle (framework=0x55555558a1e0, bndId=1, options=1)
at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:862
      28 #6  0x00007ffff7f98ba0 in framework_updateBundle (framework=0x55555558a1e0, bundle=0x55555558bfc0,
inputFile=0x7ffff62a4670 "update0pQNqz") at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1
     011
      29 #7  0x00007ffff7f8db0b in bundle_update (bundle=0x55555558bfc0, inputFile=0x7ffff62a4670
"update0pQNqz") at /home/peng/Downloads/git/celix/libs/framework/src/bundle.c:286
      30 #8  0x00007ffff7f23413 in updateCommand_execute (handle=0x5555555946d0, const_line=0x7ffff62a4950
"update 1 file:/home/peng/Downloads/git/celix/build/examples/export_import/hello_export-Debug.zip",
outStrea      m=0x7ffff7e096a0 <_IO_2_1_stdout_>, errStream=0x7ffff7e095c0 <_IO_2_1_stderr_>)
at /home/peng/Downloads/git/celix/bundles/shell/shell/src/update_command.c:60
      31 #9  0x00007ffff7f21c20 in shell_executeCommand (shell=0x555555595940, commandLine=0x7ffff62a4950
"update 1 file:/home/peng/Downloads/git/celix/build/examples/export_import/hello_export-Debug.zip",
out=0x7ff      ff7e096a0 <_IO_2_1_stdout_>, err=0x7ffff7e095c0 <_IO_2_1_stderr_>)
at /home/peng/Downloads/git/celix/bundles/shell/shell/src/shell.c:277
      32 #10 0x00007ffff7f153c0 in shellTui_parseInput (shellTui=0x55555559d7f0, ctx=0x7ffff62a4950)
at /home/peng/Downloads/git/celix/bundles/shell/shell_tui/private/src/shell_tui.c:259
      33 #11 0x00007ffff7f151fe in shellTui_runnable (data=0x55555559d7f0) at /home/peng/Downloads/git/celix/bundles/shell/shell_tui/private/src/shell_tui.c:220
                                                         34 #12 0x00007ffff7e18609 in start_thread
(arg=<optimized out>) at pthread_create.c:477
      35 #13 0x00007ffff7d3f293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
      36
      37 Thread 3 "helloworld_with" hit Breakpoint 1, celix_libloader_close (handle=0x7fffe8011750)
at /home/peng/Downloads/git/celix/libs/framework/src/celix_library_loader.c:40
      38 40▸         dlclose(handle);
      39 $26 = (celix_library_handle_t *) 0x7fffe8011750
      40 #0  celix_libloader_close (handle=0x7fffe8011750) at /home/peng/Downloads/git/celix/libs/framework/src/celix_library_loader.c:40
      41 #1  0x00007ffff7f993a3 in fw_uninstallBundleEntry (framework=0x55555558a1e0, entry=0x55555558df10)
at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:1183
      42 #2  0x00007ffff7f9cc50 in celix_framework_uninstallBundle (fw=0x55555558a1e0, bndId=1)
at /home/peng/Downloads/git/celix/libs/framework/src/framework.c:2494
      43 #3  0x00007ffff7f93e75 in celix_bundleContext_uninstallBundle (ctx=0x5555555946d0,
bundleId=1) at /home/peng/Downloads/git/celix/libs/framework/src/bundle_context.c:713
      44 #4  0x00007ffff7f237a6 in uninstallCommand_execute (handle=0x5555555946d0, const_command=0x7ffff62a4950
"uninstall 1", outStream=0x7ffff7e096a0 <_IO_2_1_stdout_>, errStream=0x7ffff7e095c0
<_IO_2_1_stderr_>)       at /home/peng/Downloads/git/celix/bundles/shell/shell/src/uninstall_command.c:52
      45 #5  0x00007ffff7f21c20 in shell_executeCommand (shell=0x555555595940, commandLine=0x7ffff62a4950
"uninstall 1", out=0x7ffff7e096a0 <_IO_2_1_stdout_>, err=0x7ffff7e095c0 <_IO_2_1_stderr_>)
at /home/peng/Down      loads/git/celix/bundles/shell/shell/src/shell.c:277
      46 #6  0x00007ffff7f153c0 in shellTui_parseInput (shellTui=0x55555559d7f0, ctx=0x7ffff62a4950)
at /home/peng/Downloads/git/celix/bundles/shell/shell_tui/private/src/shell_tui.c:259
      47 #7  0x00007ffff7f151fe in shellTui_runnable (data=0x55555559d7f0) at /home/peng/Downloads/git/celix/bundles/shell/shell_tui/private/src/shell_tui.c:220
      48 #8  0x00007ffff7e18609 in start_thread (arg=<optimized out>) at pthread_create.c:477
      49 #9  0x00007ffff7d3f293 in clone () at ../sysdeps/unix/sysv/linux/x86_64/clone.S:95
   
   
   ```
   


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