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Date: Tue, 19 Jan 2016 11:37:48 +0800
From: kbuild test robot <lkp@...el.com>
To: Chen Feng <puck.chen@...ilicon.com>
Cc: kbuild-all@...org, puck.chen@...ilicon.com,
gregkh@...uxfoundation.org, arve@...roid.com,
riandrews@...roid.com, devel@...verdev.osuosl.org,
linux-kernel@...r.kernel.org, yudongbin@...ilicon.com,
saberlily.xia@...ilicon.com, suzhuangluan@...ilicon.com,
kong.kongxinwei@...ilicon.com, xuyiping@...ilicon.com,
z.liuxinliang@...ilicon.com, weidong2@...ilicon.com,
w.f@...wei.com, puck.chen@...mail.com, shimingxing@...ilicon.com,
oliver.fu@...ilicon.com, albert.lubing@...ilicon.com,
chenxiang9@...wei.com, liuzixing@...wei.com,
haojian.zhuang@...aro.org, zhaojunmin@...wei.com,
wangjing6@...wei.com, rientjes@...gle.com, john.stultz@...aro.org,
qijiwen@...ilicon.com, peter.panshilin@...ilicon.com,
dan.zhao@...ilicon.com, linuxarm@...wei.com, dev@...ts.96boards.org
Subject: Re: [PATCH] android: binder: Sanity check at binder ioctl
Hi Chen,
[auto build test ERROR on v4.4-rc8]
[also build test ERROR on next-20160118]
[if your patch is applied to the wrong git tree, please drop us a note to help improving the system]
url: https://github.com/0day-ci/linux/commits/Chen-Feng/android-binder-Sanity-check-at-binder-ioctl/20160119-112456
config: x86_64-randconfig-x009-201603 (attached as .config)
reproduce:
# save the attached .config to linux build tree
make ARCH=x86_64
All error/warnings (new ones prefixed by >>):
In file included from include/asm-generic/bug.h:4:0,
from arch/x86/include/asm/bug.h:35,
from include/linux/bug.h:4,
from include/linux/mmdebug.h:4,
from include/linux/mm.h:8,
from include/asm-generic/cacheflush.h:5,
from arch/x86/include/asm/cacheflush.h:5,
from drivers/android/binder.c:20:
drivers/android/binder.c: In function 'binder_ioctl':
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:147:28: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:6: note: in expansion of macro 'unlikely'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:147:28: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:6: note: in expansion of macro 'unlikely'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:147:28: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:123:14: note: in expansion of macro 'likely_notrace'
______r = likely_notrace(x); \
^
include/linux/compiler.h:137:58: note: in expansion of macro '__branch_check__'
# define unlikely(x) (__builtin_constant_p(x) ? !!(x) : __branch_check__(x, 0))
^
>> drivers/android/binder.c:2739:6: note: in expansion of macro 'unlikely'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:147:40: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:6: note: in expansion of macro 'unlikely'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:147:40: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:6: note: in expansion of macro 'unlikely'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:147:40: note: in definition of macro '__trace_if'
if (__builtin_constant_p((cond)) ? !!(cond) : \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:123:14: note: in expansion of macro 'likely_notrace'
______r = likely_notrace(x); \
^
include/linux/compiler.h:137:58: note: in expansion of macro '__branch_check__'
# define unlikely(x) (__builtin_constant_p(x) ? !!(x) : __branch_check__(x, 0))
^
>> drivers/android/binder.c:2739:6: note: in expansion of macro 'unlikely'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
>> drivers/android/binder.c:2739:39: error: 'struct task_struct' has no member named 'tsk'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
include/linux/compiler.h:158:16: note: in definition of macro '__trace_if'
______r = !!(cond); \
^
>> drivers/android/binder.c:2739:2: note: in expansion of macro 'if'
if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
^
vim +2739 drivers/android/binder.c
2733 struct binder_thread *thread;
2734 unsigned int size = _IOC_SIZE(cmd);
2735 void __user *ubuf = (void __user *)arg;
2736
2737 /*pr_info("binder_ioctl: %d:%d %x %lx\n",
2738 proc->pid, current->pid, cmd, arg);*/
> 2739 if (unlikely(proc->tsk->mm != current->tsk->mm && proc->tsk->mm))
2740 return -EINVAL;
2741
2742 trace_binder_ioctl(cmd, arg);
---
0-DAY kernel test infrastructure Open Source Technology Center
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