lttng team mailing list archive

[Kleber Sacilotto de Souza <1905989@xxxxxxxxxxxxxxxxxx>]

Public bug reported:

Testing failed on:
    amd64: https://objectstorage.prodstack4-5.canonical.com/v1/AUTH_77e2ada1e7a84929a74ba3b87153c0ac/autopkgtest-bionic/bionic/amd64/l/lttng-modules/20201127_124844_8cd8d@/log.gz

Build error:
  CC [M]  /var/lib/dkms/lttng-modules/2.10.8/build/lttng-abi.o
In file included from /var/lib/dkms/lttng-modules/2.10.8/build/lttng-abi.c:47:0:
/var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:99:6: warning: "LTTNG_KERNEL_RANGE" is not defined, evaluates to 0 [-Wundef]
   || LTTNG_KERNEL_RANGE(5,4,28, 5,5,0)            \
      ^~~~~~~~~~~~~~~~~~
/var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:99:24: error: missing binary operator before token "("
   || LTTNG_KERNEL_RANGE(5,4,28, 5,5,0)            \
                        ^
/var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h: In function ‘wrapper_vmalloc_sync_mappings’:
/var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:120:9: error: implicit declaration of function ‘vmalloc_sync_all’; did you mean ‘vmalloc_to_pfn’? [-Werror=implicit-function-declaration]
  return vmalloc_sync_all();
         ^~~~~~~~~~~~~~~~
         vmalloc_to_pfn
/var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:120:9: warning: ‘return’ with a value, in function returning void
  return vmalloc_sync_all();
         ^~~~~~~~~~~~~~~~~~
/var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:118:6: note: declared here
 void wrapper_vmalloc_sync_mappings(void)
      ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
cc1: some warnings being treated as errors
scripts/Makefile.build:330: recipe for target '/var/lib/dkms/lttng-modules/2.10.8/build/lttng-abi.o' failed


For some reason this dkms module is failing to build only with linux-kvm on Bionic, it builds successfully with all the other flavors/derivatives.

** Affects: lttng-modules (Ubuntu)
     Importance: Undecided
         Status: New

** Affects: lttng-modules (Ubuntu Bionic)
     Importance: Undecided
         Status: Confirmed


** Tags: kernel-adt-failure

** Tags added: kernel-adt-failure

-- 
You received this bug notification because you are a member of Ubuntu
LTTng, which is subscribed to lttng-modules in Ubuntu.
Matching subscriptions: lttng-modules-bugs
https://bugs.launchpad.net/bugs/1905989

Title:
  lttng-modules 2.10.8-1ubuntu2~18.04.3 fail to build with linux-kvm in
  Bionic

Status in lttng-modules package in Ubuntu:
  New
Status in lttng-modules source package in Bionic:
  Confirmed

Bug description:
  Testing failed on:
      amd64: https://objectstorage.prodstack4-5.canonical.com/v1/AUTH_77e2ada1e7a84929a74ba3b87153c0ac/autopkgtest-bionic/bionic/amd64/l/lttng-modules/20201127_124844_8cd8d@/log.gz

  Build error:
    CC [M]  /var/lib/dkms/lttng-modules/2.10.8/build/lttng-abi.o
  In file included from /var/lib/dkms/lttng-modules/2.10.8/build/lttng-abi.c:47:0:
  /var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:99:6: warning: "LTTNG_KERNEL_RANGE" is not defined, evaluates to 0 [-Wundef]
     || LTTNG_KERNEL_RANGE(5,4,28, 5,5,0)            \
        ^~~~~~~~~~~~~~~~~~
  /var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:99:24: error: missing binary operator before token "("
     || LTTNG_KERNEL_RANGE(5,4,28, 5,5,0)            \
                          ^
  /var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h: In function ‘wrapper_vmalloc_sync_mappings’:
  /var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:120:9: error: implicit declaration of function ‘vmalloc_sync_all’; did you mean ‘vmalloc_to_pfn’? [-Werror=implicit-function-declaration]
    return vmalloc_sync_all();
           ^~~~~~~~~~~~~~~~
           vmalloc_to_pfn
  /var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:120:9: warning: ‘return’ with a value, in function returning void
    return vmalloc_sync_all();
           ^~~~~~~~~~~~~~~~~~
  /var/lib/dkms/lttng-modules/2.10.8/build/wrapper/vmalloc.h:118:6: note: declared here
   void wrapper_vmalloc_sync_mappings(void)
        ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~
  cc1: some warnings being treated as errors
  scripts/Makefile.build:330: recipe for target '/var/lib/dkms/lttng-modules/2.10.8/build/lttng-abi.o' failed

  
  For some reason this dkms module is failing to build only with linux-kvm on Bionic, it builds successfully with all the other flavors/derivatives.

To manage notifications about this bug go to:
https://bugs.launchpad.net/ubuntu/+source/lttng-modules/+bug/1905989/+subscriptions