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[ChristianEhrhardt <1683876@xxxxxxxxxxxxxxxxxx>]

** Also affects: systemtap (Ubuntu Xenial)
   Importance: Undecided
       Status: New

** Also affects: systemtap (Ubuntu Yakkety)
   Importance: Undecided
       Status: New

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https://bugs.launchpad.net/bugs/1683876

Title:
  systemtap doesn't works on xenial with kernels > 4.4

Status in systemtap package in Ubuntu:
  Fix Released
Status in systemtap source package in Xenial:
  New
Status in systemtap source package in Yakkety:
  New

Bug description:
  [Environment]

  No LSB modules are available.
  Distributor ID: Ubuntu
  Description:    Ubuntu 16.04.2 LTS
  Release:        16.04
  Codename:       xenial

  
  Linux juju-niedbalski-xenial-machine-12 4.8.0-46-generic #49~16.04.1-Ubuntu SMP Fri Mar 31 14:51:03 UTC 2017 x86_64 x86_64 x86_64 GNU/Linux

  [Description]

  Xenial system with LTS-hwe xenial kernel enabled. Trying to run the
  following script:

  $ sudo stap -e 'probe oneshot { println("hello world") }'

  Raises the following errors:

  In file included from /usr/share/systemtap/runtime/linux/runtime.h:204:0,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  /usr/share/systemtap/runtime/linux/access_process_vm.h: In function ‘__access_process_vm_’:
  /usr/share/systemtap/runtime/linux/access_process_vm.h:35:29: error: passing argument 1 of ‘get_user_pages’ makes integer from pointer without a cast [-Werror=int-conversion]
         ret = get_user_pages (tsk, mm, addr, 1, write, 1, &page, &vma);
                               ^
  In file included from ./include/linux/pid_namespace.h:6:0,
                   from ./include/linux/ptrace.h:8,
                   from ./include/linux/ftrace.h:13,
                   from ./include/linux/kprobes.h:42,
                   from /usr/share/systemtap/runtime/linux/runtime.h:21,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  ./include/linux/mm.h:1315:6: note: expected ‘long unsigned int’ but argument is of type ‘struct task_struct *’
   long get_user_pages(unsigned long start, unsigned long nr_pages,
        ^
  In file included from /usr/share/systemtap/runtime/linux/runtime.h:204:0,
                   from /usr/share/systemtap/runtime/linux/runtime.h:21,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  ./include/linux/mm.h:1315:6: note: expected ‘struct page **’ but argument is of type ‘int’
   long get_user_pages(unsigned long start, unsigned long nr_pages,
        ^
  In file included from /usr/share/systemtap/runtime/linux/runtime.h:204:0,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  /usr/share/systemtap/runtime/linux/access_process_vm.h:35:54: error: passing argument 6 of ‘get_user_pages’ makes pointer from integer without a cast [-Werror=int-conversion]
         ret = get_user_pages (tsk, mm, addr, 1, write, 1, &page, &vma);
                                                        ^
  In file included from ./include/linux/pid_namespace.h:6:0,
                   from ./include/linux/ptrace.h:8,
                   from ./include/linux/ftrace.h:13,
                   from ./include/linux/kprobes.h:42,
                   from /usr/share/systemtap/runtime/linux/runtime.h:21,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  ./include/linux/mm.h:1315:6: note: expected ‘struct vm_area_struct **’ but argument is of type ‘int’
   long get_user_pages(unsigned long start, unsigned long nr_pages,
        ^
  In file included from /usr/share/systemtap/runtime/linux/runtime.h:204:0,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  /usr/share/systemtap/runtime/linux/access_process_vm.h:35:13: error: too many arguments to function ‘get_user_pages’
         ret = get_user_pages (tsk, mm, addr, 1, write, 1, &page, &vma);
               ^
  In file included from ./include/linux/pid_namespace.h:6:0,
                   from ./include/linux/ptrace.h:8,
                   from ./include/linux/ftrace.h:13,
                   from ./include/linux/kprobes.h:42,
                   from /usr/share/systemtap/runtime/linux/runtime.h:21,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  ./include/linux/mm.h:1315:6: note: declared here
   long get_user_pages(unsigned long start, unsigned long nr_pages,
        ^
  In file included from /usr/share/systemtap/runtime/linux/runtime.h:204:0,
                   from /usr/share/systemtap/runtime/runtime.h:24,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:25:
  /usr/share/systemtap/runtime/linux/access_process_vm.h:55:7: error: implicit declaration of function ‘page_cache_release’ [-Werror=implicit-function-declaration]
         page_cache_release (page);
         ^
  In file included from /usr/share/systemtap/runtime/linux/print.c:17:0,
                   from /usr/share/systemtap/runtime/print.c:17,
                   from /usr/share/systemtap/runtime/runtime_context.h:22,
                   from /tmp/stapjb3FJA/stap_06a893e40e8ca093be8e351d40e8d862_960_src.c:55:
  /usr/share/systemtap/runtime/transport/transport.c: In function ‘_stp_lock_inode’:
  /usr/share/systemtap/runtime/transport/transport.c:506:19: error: ‘struct inode’ has no member named ‘i_mutex’
    mutex_lock(&inode->i_mutex);
                     ^
  /usr/share/systemtap/runtime/transport/transport.c: In function ‘_stp_unlock_inode’:
  /usr/share/systemtap/runtime/transport/transport.c:515:21: error: ‘struct inode’ has no member named ‘i_mutex’
    mutex_unlock(&inode->i_mutex);

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