From: kernel test robot <lkp@intel.com>
To: Alexander Potapenko <glider@google.com>
Cc: kbuild-all@lists.01.org, Alexander Viro <viro@zeniv.linux.org.uk>,
Andrew Morton <akpm@linux-foundation.org>,
Linux Memory Management List <linux-mm@kvack.org>,
Andrey Konovalov <andreyknvl@google.com>,
Andy Lutomirski <luto@kernel.org>, Arnd Bergmann <arnd@arndb.de>,
Borislav Petkov <bp@alien8.de>, Christoph Hellwig <hch@lst.de>,
Christoph Lameter <cl@linux-foundation.org>,
David Rientjes <rientjes@google.com>,
Dmitry Vyukov <dvyukov@google.com>,
Eric Dumazet <edumazet@google.com>,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Herbert Xu <herbert@gondor.apana.org.au>,
Ilya Leoshkevich <iii@linux.ibm.com>,
Ingo Molnar <mingo@redhat.com>, Jens Axboe <axboe@kernel.dk>,
Joonsoo Kim <iamjoonsoo.kim@lge.com>,
Kees Cook <keescook@chromium.org>, Marco Elver <elver@google.com>,
Mark Rutland <mark.rutland@arm.com>,
Matthew Wilcox <willy@infradead.org>,
"Michael S. Tsirkin" <mst@redhat.com>,
Pekka Enberg <penberg@kernel.org>,
Peter Zijlstra <peterz@infradead.org>,
Petr Mladek <pmladek@suse.com>,
Steven Rostedt <rostedt@goodmis.org>,
Thomas Gleixner <tglx@linutronix.de>,
Vasily Gorbik <gor@linux.ibm.com>
Subject: Re: [PATCH v3 05/46] x86: asm: instrument usercopy in get_user() and __put_user_size()
Date: Wed, 27 Apr 2022 22:24:55 +0800 [thread overview]
Message-ID: <202204272235.9uw8ns1T-lkp@intel.com> (raw)
In-Reply-To: <20220426164315.625149-6-glider@google.com>
Hi Alexander,
I love your patch! Perhaps something to improve:
[auto build test WARNING on tip/x86/core]
[also build test WARNING on tip/x86/mm linus/master v5.18-rc4 next-20220427]
[cannot apply to hnaz-mm/master]
[If your patch is applied to the wrong git tree, kindly drop us a note.
And when submitting patch, we suggest to use '--base' as documented in
https://git-scm.com/docs/git-format-patch]
url: https://github.com/intel-lab-lkp/linux/commits/Alexander-Potapenko/Add-KernelMemorySanitizer-infrastructure/20220427-004851
base: https://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git 203d8919a9eda5d1bc68ac3cd7637588334c9dc1
config: i386-randconfig-s002-20220425 (https://download.01.org/0day-ci/archive/20220427/202204272235.9uw8ns1T-lkp@intel.com/config)
compiler: gcc-11 (Debian 11.2.0-20) 11.2.0
reproduce:
# apt-get install sparse
# sparse version: v0.6.4-dirty
# https://github.com/intel-lab-lkp/linux/commit/d216de19c8dd97fb6b0eac84fce4362489a61b2e
git remote add linux-review https://github.com/intel-lab-lkp/linux
git fetch --no-tags linux-review Alexander-Potapenko/Add-KernelMemorySanitizer-infrastructure/20220427-004851
git checkout d216de19c8dd97fb6b0eac84fce4362489a61b2e
# save the config file
mkdir build_dir && cp config build_dir/.config
make W=1 C=1 CF='-fdiagnostic-prefix -D__CHECK_ENDIAN__' O=build_dir ARCH=i386 SHELL=/bin/bash arch/x86/kernel/ kernel/ mm/
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp@intel.com>
sparse warnings: (new ones prefixed by >>)
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned long long [usertype] * @@
arch/x86/kernel/signal.c:360:9: sparse: expected void const volatile [noderef] __user *ptr
arch/x86/kernel/signal.c:360:9: sparse: got unsigned long long [usertype] *
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
>> arch/x86/kernel/signal.c:360:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got unsigned long long [usertype] * @@
arch/x86/kernel/signal.c:360:9: sparse: expected void [noderef] __user *to
arch/x86/kernel/signal.c:360:9: sparse: got unsigned long long [usertype] *
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:360:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned long long [usertype] * @@
arch/x86/kernel/signal.c:420:9: sparse: expected void const volatile [noderef] __user *ptr
arch/x86/kernel/signal.c:420:9: sparse: got unsigned long long [usertype] *
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void [noderef] __user *to @@ got unsigned long long [usertype] * @@
arch/x86/kernel/signal.c:420:9: sparse: expected void [noderef] __user *to
arch/x86/kernel/signal.c:420:9: sparse: got unsigned long long [usertype] *
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:420:9: sparse: sparse: cast removes address space '__user' of expression
arch/x86/kernel/signal.c:953:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct lockdep_map const *lock @@ got struct lockdep_map [noderef] __rcu * @@
arch/x86/kernel/signal.c:953:9: sparse: expected struct lockdep_map const *lock
arch/x86/kernel/signal.c:953:9: sparse: got struct lockdep_map [noderef] __rcu *
--
kernel/signal.c: note: in included file (through arch/x86/include/uapi/asm/signal.h, arch/x86/include/asm/signal.h, include/uapi/linux/signal.h, ...):
include/uapi/asm-generic/signal-defs.h:83:29: sparse: sparse: multiple address spaces given
kernel/signal.c:195:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:195:31: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:195:31: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:198:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:198:33: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:198:33: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:480:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:480:9: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:480:9: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:484:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:484:34: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:484:34: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:517:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:517:9: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:517:9: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:520:36: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:520:36: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:520:36: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:542:53: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct k_sigaction *ka @@ got struct k_sigaction [noderef] __rcu * @@
kernel/signal.c:542:53: sparse: expected struct k_sigaction *ka
kernel/signal.c:542:53: sparse: got struct k_sigaction [noderef] __rcu *
include/uapi/asm-generic/signal-defs.h:83:29: sparse: sparse: multiple address spaces given
kernel/signal.c:698:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:698:33: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:698:33: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:700:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:700:31: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:700:31: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:1263:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected void const volatile [noderef] __user *ptr @@ got unsigned char * @@
kernel/signal.c:1263:29: sparse: expected void const volatile [noderef] __user *ptr
kernel/signal.c:1263:29: sparse: got unsigned char *
>> kernel/signal.c:1263:29: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got unsigned char * @@
kernel/signal.c:1263:29: sparse: expected void const [noderef] __user *from
kernel/signal.c:1263:29: sparse: got unsigned char *
>> kernel/signal.c:1263:29: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected void const [noderef] __user *from @@ got unsigned char * @@
kernel/signal.c:1263:29: sparse: expected void const [noderef] __user *from
kernel/signal.c:1263:29: sparse: got unsigned char *
kernel/signal.c:1330:9: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:1330:9: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:1330:9: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:1331:16: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct k_sigaction *action @@ got struct k_sigaction [noderef] __rcu * @@
kernel/signal.c:1331:16: sparse: expected struct k_sigaction *action
kernel/signal.c:1331:16: sparse: got struct k_sigaction [noderef] __rcu *
kernel/signal.c:1351:34: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:1351:34: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:1351:34: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:1929:36: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:1929:36: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:1929:36: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2039:44: sparse: sparse: cast removes address space '__rcu' of expression
kernel/signal.c:2058:65: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu *parent @@
kernel/signal.c:2058:65: sparse: expected struct task_struct *tsk
kernel/signal.c:2058:65: sparse: got struct task_struct [noderef] __rcu *parent
kernel/signal.c:2059:40: sparse: sparse: cast removes address space '__rcu' of expression
kernel/signal.c:2077:14: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sighand_struct *psig @@ got struct sighand_struct [noderef] __rcu *[noderef] __rcu sighand @@
kernel/signal.c:2077:14: sparse: expected struct sighand_struct *psig
kernel/signal.c:2077:14: sparse: got struct sighand_struct [noderef] __rcu *[noderef] __rcu sighand
kernel/signal.c:2106:46: sparse: sparse: incorrect type in argument 3 (different address spaces) @@ expected struct task_struct *t @@ got struct task_struct [noderef] __rcu *parent @@
kernel/signal.c:2106:46: sparse: expected struct task_struct *t
kernel/signal.c:2106:46: sparse: got struct task_struct [noderef] __rcu *parent
kernel/signal.c:2107:34: sparse: sparse: incorrect type in argument 2 (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu *parent @@
kernel/signal.c:2107:34: sparse: expected struct task_struct *parent
kernel/signal.c:2107:34: sparse: got struct task_struct [noderef] __rcu *parent
kernel/signal.c:2136:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu *parent @@
kernel/signal.c:2136:24: sparse: expected struct task_struct *parent
kernel/signal.c:2136:24: sparse: got struct task_struct [noderef] __rcu *parent
kernel/signal.c:2139:24: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct task_struct *parent @@ got struct task_struct [noderef] __rcu *real_parent @@
kernel/signal.c:2139:24: sparse: expected struct task_struct *parent
kernel/signal.c:2139:24: sparse: got struct task_struct [noderef] __rcu *real_parent
kernel/signal.c:2172:17: sparse: sparse: incorrect type in assignment (different address spaces) @@ expected struct sighand_struct *sighand @@ got struct sighand_struct [noderef] __rcu *sighand @@
kernel/signal.c:2172:17: sparse: expected struct sighand_struct *sighand
kernel/signal.c:2172:17: sparse: got struct sighand_struct [noderef] __rcu *sighand
kernel/signal.c:2213:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2213:41: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2213:41: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2215:39: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2215:39: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2215:39: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2266:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2266:33: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2266:33: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2322:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2322:31: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2322:31: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2363:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2363:31: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2363:31: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2365:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2365:33: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2365:33: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2464:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2464:41: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2464:41: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2548:41: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2548:41: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2548:41: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2560:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2560:33: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2560:33: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2595:52: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct task_struct *tsk @@ got struct task_struct [noderef] __rcu *parent @@
kernel/signal.c:2595:52: sparse: expected struct task_struct *tsk
kernel/signal.c:2595:52: sparse: got struct task_struct [noderef] __rcu *parent
kernel/signal.c:2597:49: sparse: sparse: cast removes address space '__rcu' of expression
kernel/signal.c:2635:49: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected struct sighand_struct *sighand @@ got struct sighand_struct [noderef] __rcu *sighand @@
kernel/signal.c:2635:49: sparse: expected struct sighand_struct *sighand
kernel/signal.c:2635:49: sparse: got struct sighand_struct [noderef] __rcu *sighand
kernel/signal.c:2964:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2964:27: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2964:27: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:2984:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:2984:29: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:2984:29: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3051:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3051:27: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3051:27: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3053:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3053:29: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3053:29: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3204:31: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3204:31: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3204:31: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3207:33: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3207:33: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3207:33: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3594:27: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3594:27: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3594:27: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3606:37: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3606:37: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3606:37: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3611:35: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3611:35: sparse: expected struct spinlock [usertype] *lock
kernel/signal.c:3611:35: sparse: got struct spinlock [noderef] __rcu *
kernel/signal.c:3616:29: sparse: sparse: incorrect type in argument 1 (different address spaces) @@ expected struct spinlock [usertype] *lock @@ got struct spinlock [noderef] __rcu * @@
kernel/signal.c:3616:29: sparse: expected struct spinlock [usertype] *lock
vim +360 arch/x86/kernel/signal.c
75779f05264b996 arch/x86/kernel/signal.c Hiroshi Shimamoto 2009-02-27 325
7e907f48980d666 arch/x86/kernel/signal_32.c Ingo Molnar 2008-03-06 326 static int
235b80226b986da arch/x86/kernel/signal.c Al Viro 2012-11-09 327 __setup_frame(int sig, struct ksignal *ksig, sigset_t *set,
7e907f48980d666 arch/x86/kernel/signal_32.c Ingo Molnar 2008-03-06 328 struct pt_regs *regs)
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 329 {
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 330 struct sigframe __user *frame;
7e907f48980d666 arch/x86/kernel/signal_32.c Ingo Molnar 2008-03-06 331 void __user *restorer;
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 332 void __user *fp = NULL;
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 333
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 334 frame = get_sigframe(&ksig->ka, regs, sizeof(*frame), &fp);
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 335
5c1f178094631e8 arch/x86/kernel/signal.c Al Viro 2020-02-15 336 if (!user_access_begin(frame, sizeof(*frame)))
3d0aedd9538e6be arch/x86/kernel/signal_32.c Hiroshi Shimamoto 2008-09-12 337 return -EFAULT;
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 338
5c1f178094631e8 arch/x86/kernel/signal.c Al Viro 2020-02-15 339 unsafe_put_user(sig, &frame->sig, Efault);
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 340 unsafe_put_sigcontext(&frame->sc, fp, regs, set, Efault);
5c1f178094631e8 arch/x86/kernel/signal.c Al Viro 2020-02-15 341 unsafe_put_user(set->sig[1], &frame->extramask[0], Efault);
1a3e4ca41c5a389 arch/x86/kernel/signal_32.c Roland McGrath 2008-04-09 342 if (current->mm->context.vdso)
6f121e548f83674 arch/x86/kernel/signal.c Andy Lutomirski 2014-05-05 343 restorer = current->mm->context.vdso +
0a6d1fa0d2b48fb arch/x86/kernel/signal.c Andy Lutomirski 2015-10-05 344 vdso_image_32.sym___kernel_sigreturn;
9fbbd4dd17d0712 arch/i386/kernel/signal.c Andi Kleen 2007-02-13 345 else
ade1af77129dea6 arch/x86/kernel/signal_32.c Jan Engelhardt 2008-01-30 346 restorer = &frame->retcode;
235b80226b986da arch/x86/kernel/signal.c Al Viro 2012-11-09 347 if (ksig->ka.sa.sa_flags & SA_RESTORER)
235b80226b986da arch/x86/kernel/signal.c Al Viro 2012-11-09 348 restorer = ksig->ka.sa.sa_restorer;
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 349
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 350 /* Set up to return from userspace. */
5c1f178094631e8 arch/x86/kernel/signal.c Al Viro 2020-02-15 351 unsafe_put_user(restorer, &frame->pretcode, Efault);
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 352
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 353 /*
7e907f48980d666 arch/x86/kernel/signal_32.c Ingo Molnar 2008-03-06 354 * This is popl %eax ; movl $__NR_sigreturn, %eax ; int $0x80
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 355 *
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 356 * WE DO NOT USE IT ANY MORE! It's only left here for historical
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 357 * reasons and because gdb uses it as a signature to notice
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 358 * signal handler stack frames.
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 359 */
5c1f178094631e8 arch/x86/kernel/signal.c Al Viro 2020-02-15 @360 unsafe_put_user(*((u64 *)&retcode), (u64 *)frame->retcode, Efault);
5c1f178094631e8 arch/x86/kernel/signal.c Al Viro 2020-02-15 361 user_access_end();
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 362
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 363 /* Set up registers for signal handler */
65ea5b034990358 arch/x86/kernel/signal_32.c H. Peter Anvin 2008-01-30 364 regs->sp = (unsigned long)frame;
235b80226b986da arch/x86/kernel/signal.c Al Viro 2012-11-09 365 regs->ip = (unsigned long)ksig->ka.sa.sa_handler;
65ea5b034990358 arch/x86/kernel/signal_32.c H. Peter Anvin 2008-01-30 366 regs->ax = (unsigned long)sig;
92bc2056855b325 arch/x86/kernel/signal_32.c Harvey Harrison 2008-02-08 367 regs->dx = 0;
92bc2056855b325 arch/x86/kernel/signal_32.c Harvey Harrison 2008-02-08 368 regs->cx = 0;
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 369
65ea5b034990358 arch/x86/kernel/signal_32.c H. Peter Anvin 2008-01-30 370 regs->ds = __USER_DS;
65ea5b034990358 arch/x86/kernel/signal_32.c H. Peter Anvin 2008-01-30 371 regs->es = __USER_DS;
65ea5b034990358 arch/x86/kernel/signal_32.c H. Peter Anvin 2008-01-30 372 regs->ss = __USER_DS;
65ea5b034990358 arch/x86/kernel/signal_32.c H. Peter Anvin 2008-01-30 373 regs->cs = __USER_CS;
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 374
283828f3c19ceb3 arch/i386/kernel/signal.c David Howells 2006-01-18 375 return 0;
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 376
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 377 Efault:
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 378 user_access_end();
b00d8f8f0b2b392 arch/x86/kernel/signal.c Al Viro 2020-02-15 379 return -EFAULT;
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 380 }
^1da177e4c3f415 arch/i386/kernel/signal.c Linus Torvalds 2005-04-16 381
--
0-DAY CI Kernel Test Service
https://01.org/lkp
next prev parent reply other threads:[~2022-04-27 14:25 UTC|newest]
Thread overview: 76+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-04-26 16:42 [PATCH v3 00/46] Add KernelMemorySanitizer infrastructure Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 01/46] x86: add missing include to sparsemem.h Alexander Potapenko
2022-04-27 13:22 ` Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 02/46] stackdepot: reserve 5 extra bits in depot_stack_handle_t Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 03/46] kasan: common: adapt to the new prototype of __stack_depot_save() Alexander Potapenko
2022-04-27 12:47 ` Marco Elver
2022-04-26 16:42 ` [PATCH v3 04/46] instrumented.h: allow instrumenting both sides of copy_from_user() Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 05/46] x86: asm: instrument usercopy in get_user() and __put_user_size() Alexander Potapenko
2022-04-27 3:45 ` kernel test robot
2022-04-27 6:58 ` kernel test robot
2022-04-27 7:14 ` Arnd Bergmann
2022-06-02 11:20 ` Alexander Potapenko
2022-04-27 14:24 ` kernel test robot [this message]
2022-04-28 1:59 ` kernel test robot
2022-04-30 10:16 ` [x86] d216de19c8: kernel-selftests.x86.ioperm_32.fail kernel test robot
2022-04-26 16:42 ` [PATCH v3 06/46] asm-generic: instrument usercopy in cacheflush.h Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 07/46] kmsan: add ReST documentation Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 08/46] kmsan: introduce __no_sanitize_memory and __no_kmsan_checks Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 09/46] kmsan: mark noinstr as __no_sanitize_memory Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 10/46] x86: kmsan: pgtable: reduce vmalloc space Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 11/46] libnvdimm/pfn_dev: increase MAX_STRUCT_PAGE_SIZE Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 12/46] kmsan: add KMSAN runtime core Alexander Potapenko
2022-04-27 14:09 ` Marco Elver
2022-05-31 11:08 ` Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 13/46] kmsan: implement kmsan_init(), initialize READ_ONCE_NOCHECK() Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 14/46] kmsan: disable instrumentation of unsupported common kernel code Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 15/46] MAINTAINERS: add entry for KMSAN Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 16/46] kmsan: mm: maintain KMSAN metadata for page operations Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 17/46] kmsan: mm: call KMSAN hooks from SLUB code Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 18/46] kmsan: handle task creation and exiting Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 19/46] kmsan: init: call KMSAN initialization routines Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 20/46] instrumented.h: add KMSAN support Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 21/46] kmsan: unpoison @tlb in arch_tlb_gather_mmu() Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 22/46] kmsan: add iomap support Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 23/46] Input: libps2: mark data received in __ps2_command() as initialized Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 24/46] kmsan: dma: unpoison DMA mappings Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 25/46] kmsan: virtio: check/unpoison scatterlist in vring_map_one_sg() Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 26/46] kmsan: handle memory sent to/from USB Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 27/46] kmsan: instrumentation.h: add instrumentation_begin_with_regs() Alexander Potapenko
2022-04-27 13:28 ` Thomas Gleixner
2022-05-16 11:49 ` Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 28/46] kmsan: entry: handle register passing from uninstrumented code Alexander Potapenko
2022-04-27 13:32 ` Thomas Gleixner
2022-05-02 17:00 ` Alexander Potapenko
2022-05-02 22:00 ` Thomas Gleixner
2022-05-05 18:04 ` Alexander Potapenko
2022-05-05 21:56 ` Thomas Gleixner
2022-05-06 14:52 ` Alexander Potapenko
2022-05-06 16:14 ` Thomas Gleixner
2022-05-06 17:41 ` Alexander Potapenko
2022-05-06 18:41 ` Thomas Gleixner
2022-05-09 16:50 ` Alexander Potapenko
2022-05-09 16:51 ` Alexander Potapenko
2022-05-09 19:09 ` Thomas Gleixner
2022-05-12 12:24 ` Alexander Potapenko
2022-05-12 16:17 ` Thomas Gleixner
2022-05-12 16:48 ` Thomas Gleixner
2022-06-01 11:27 ` Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 29/46] kmsan: add tests for KMSAN Alexander Potapenko
2022-04-26 16:42 ` [PATCH v3 30/46] kmsan: disable strscpy() optimization under KMSAN Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 31/46] crypto: kmsan: disable accelerated configs " Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 32/46] kmsan: disable physical page merging in biovec Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 33/46] kmsan: block: skip bio block merging logic for KMSAN Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 34/46] kmsan: kcov: unpoison area->list in kcov_remote_area_put() Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 35/46] security: kmsan: fix interoperability with auto-initialization Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 36/46] objtool: kmsan: list KMSAN API functions as uaccess-safe Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 37/46] x86: kmsan: make READ_ONCE_TASK_STACK() return initialized values Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 38/46] x86: kmsan: disable instrumentation of unsupported code Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 39/46] x86: kmsan: skip shadow checks in __switch_to() Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 40/46] x86: kmsan: handle open-coded assembly in lib/iomem.c Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 41/46] x86: kmsan: use __msan_ string functions where possible Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 42/46] x86: kmsan: sync metadata pages on page fault Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 43/46] x86: kasan: kmsan: support CONFIG_GENERIC_CSUM on x86, enable it for KASAN/KMSAN Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 44/46] x86: fs: kmsan: disable CONFIG_DCACHE_WORD_ACCESS Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 45/46] x86: kmsan: handle register passing from uninstrumented code Alexander Potapenko
2022-04-26 16:43 ` [PATCH v3 46/46] x86: kmsan: enable KMSAN builds for x86 Alexander Potapenko
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