[intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309: undefined reference to `split_lock_detect_enabled'
9:11 p.m.
tree: https://github.com/intel/linux-intel-lts.git 5.4/yocto
head: 36fb6de86271426eb51a3e418d507a40b50ae311
commit: eecee9ebb97331e711740b814672e52347260c20 [15/16] x86/split_lock: Handle #AC
exception for split lock
config: i386-randconfig-c001-20200731 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
git checkout eecee9ebb97331e711740b814672e52347260c20
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
ld: arch/x86/kernel/traps.o: in function `do_alignment_check':
> arch/x86/kernel/traps.c:309: undefined reference to
`split_lock_detect_enabled'
vim +309 arch/x86/kernel/traps.c
297
298 dotraplinkage void do_alignment_check(struct pt_regs *regs, long error_code)
299 {
300 unsigned int trapnr = X86_TRAP_AC;
301 char str[] = "alignment check";
302 int signr = SIGBUS;
303
304 RCU_LOCKDEP_WARN(!rcu_is_watching(), "entry code didn't wake RCU");
305
306 if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) == NOTIFY_STOP)
307 return;
308
309 if (!user_mode(regs) && split_lock_detect_enabled)
310 panic("Split lock detected\n");
311
312 cond_local_irq_enable(regs);
313
314 /* Handle #AC generated in any other cases. */
315 do_trap(X86_TRAP_AC, SIGBUS, "alignment check", regs,
316 error_code, BUS_ADRALN, NULL);
317 }
318
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
5:08 a.m.
+Lili, Ranjan
Please have a look.
Regards
Nikunj
-----Original Message-----
From: lkp <lkp(a)intel.com>
Sent: Saturday, August 1, 2020 1:42 AM
To: Yu, Fenghua <fenghua.yu(a)intel.com>
Cc: kbuild-all(a)lists.01.org; Dadhania, Nikunj <nikunj.dadhania(a)intel.com>; Luck,
Tony <tony.luck(a)intel.com>
Subject: [intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309: undefined
reference to `split_lock_detect_enabled'
tree: https://github.com/intel/linux-intel-lts.git 5.4/yocto
head: 36fb6de86271426eb51a3e418d507a40b50ae311
commit: eecee9ebb97331e711740b814672e52347260c20 [15/16] x86/split_lock: Handle #AC
exception for split lock
config: i386-randconfig-c001-20200731 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
git checkout eecee9ebb97331e711740b814672e52347260c20
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
ld: arch/x86/kernel/traps.o: in function `do_alignment_check':
> arch/x86/kernel/traps.c:309: undefined reference to
`split_lock_detect_enabled'
vim +309 arch/x86/kernel/traps.c
297
298 dotraplinkage void do_alignment_check(struct pt_regs *regs, long error_code)
299 {
300 unsigned int trapnr = X86_TRAP_AC;
301 char str[] = "alignment check";
302 int signr = SIGBUS;
303
304 RCU_LOCKDEP_WARN(!rcu_is_watching(), "entry code didn't wake RCU");
305
306 if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) == NOTIFY_STOP)
307 return;
308
309 if (!user_mode(regs) && split_lock_detect_enabled)
310 panic("Split lock detected\n");
311
312 cond_local_irq_enable(regs);
313
314 /* Handle #AC generated in any other cases. */
315 do_trap(X86_TRAP_AC, SIGBUS, "alignment check", regs,
316 error_code, BUS_ADRALN, NULL);
317 }
318
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
2:50 a.m.
Thanks Nikunj! Could you also forward the .config file to me?
Thanks
Lili
> -----Original Message-----
> From: Dadhania, Nikunj <nikunj.dadhania(a)intel.com>
> Sent: Tuesday, August 4, 2020 12:09 PM
> To: lkp <lkp(a)intel.com>; Yu, Fenghua <fenghua.yu(a)intel.com>
> Cc: kbuild-all(a)lists.01.org; Luck, Tony <tony.luck(a)intel.com>; Li, Lili
> <lili.li(a)intel.com>; Dutta, Ranjan <ranjan.dutta(a)intel.com>
> Subject: RE: [intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309:
> undefined reference to `split_lock_detect_enabled'
>
> +Lili, Ranjan
>
> Please have a look.
>
> Regards
> Nikunj
>
> -----Original Message-----
> From: lkp <lkp(a)intel.com>
> Sent: Saturday, August 1, 2020 1:42 AM
> To: Yu, Fenghua <fenghua.yu(a)intel.com>
> Cc: kbuild-all(a)lists.01.org; Dadhania, Nikunj <nikunj.dadhania(a)intel.com>;
> Luck, Tony <tony.luck(a)intel.com>
> Subject: [intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309:
> undefined reference to `split_lock_detect_enabled'
>
> tree: https://github.com/intel/linux-intel-lts.git 5.4/yocto
> head: 36fb6de86271426eb51a3e418d507a40b50ae311
> commit: eecee9ebb97331e711740b814672e52347260c20 [15/16]
> x86/split_lock: Handle #AC exception for split lock
> config: i386-randconfig-c001-20200731 (attached as .config)
> compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
> reproduce (this is a W=1 build):
> git checkout eecee9ebb97331e711740b814672e52347260c20
> # save the attached .config to linux build tree
> make W=1 ARCH=i386
>
> If you fix the issue, kindly add following tag as appropriate
> Reported-by: kernel test robot <lkp(a)intel.com>
>
> All errors (new ones prefixed by >>):
>
> ld: arch/x86/kernel/traps.o: in function `do_alignment_check':
> >> arch/x86/kernel/traps.c:309: undefined reference to
> `split_lock_detect_enabled'
>
> vim +309 arch/x86/kernel/traps.c
>
> 297
> 298 dotraplinkage void do_alignment_check(struct pt_regs *regs, long
> error_code)
> 299 {
> 300 unsigned int trapnr = X86_TRAP_AC;
> 301 char str[] = "alignment check";
> 302 int signr = SIGBUS;
> 303
> 304 RCU_LOCKDEP_WARN(!rcu_is_watching(), "entry code didn't
> wake RCU");
> 305
> 306 if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) ==
> NOTIFY_STOP)
> 307 return;
> 308
> > 309 if (!user_mode(regs) && split_lock_detect_enabled)
> 310 panic("Split lock detected\n");
> 311
> 312 cond_local_irq_enable(regs);
> 313
> 314 /* Handle #AC generated in any other cases. */
> 315 do_trap(X86_TRAP_AC, SIGBUS, "alignment check", regs,
> 316 error_code, BUS_ADRALN, NULL);
> 317 }
> 318
>
> ---
> 0-DAY CI Kernel Test Service, Intel Corporation
> https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
5:52 a.m.
Attached, it got missed in the reply
-----Original Message-----
From: Li, Lili <lili.li(a)intel.com>
Sent: Wednesday, August 5, 2020 7:21 AM
To: Dadhania, Nikunj <nikunj.dadhania(a)intel.com>; lkp <lkp(a)intel.com>; Yu,
Fenghua <fenghua.yu(a)intel.com>
Cc: kbuild-all(a)lists.01.org; Luck, Tony <tony.luck(a)intel.com>; Dutta, Ranjan
<ranjan.dutta(a)intel.com>
Subject: RE: [intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309:
undefined reference to `split_lock_detect_enabled'
Thanks Nikunj! Could you also forward the .config file to me?
Thanks
Lili
-----Original Message-----
From: Dadhania, Nikunj <nikunj.dadhania(a)intel.com>
Sent: Tuesday, August 4, 2020 12:09 PM
To: lkp <lkp(a)intel.com>; Yu, Fenghua <fenghua.yu(a)intel.com>
Cc: kbuild-all(a)lists.01.org; Luck, Tony <tony.luck(a)intel.com>; Li, Lili
<lili.li(a)intel.com>; Dutta, Ranjan <ranjan.dutta(a)intel.com>
Subject: RE: [intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309:
undefined reference to `split_lock_detect_enabled'
+Lili, Ranjan
Please have a look.
Regards
Nikunj
-----Original Message-----
From: lkp <lkp(a)intel.com>
Sent: Saturday, August 1, 2020 1:42 AM
To: Yu, Fenghua <fenghua.yu(a)intel.com>
Cc: kbuild-all(a)lists.01.org; Dadhania, Nikunj <nikunj.dadhania(a)intel.com>;
Luck, Tony <tony.luck(a)intel.com>
Subject: [intel-linux-intel-lts:5.4/yocto 15/16] arch/x86/kernel/traps.c:309:
undefined reference to `split_lock_detect_enabled'
tree: https://github.com/intel/linux-intel-lts.git 5.4/yocto
head: 36fb6de86271426eb51a3e418d507a40b50ae311
commit: eecee9ebb97331e711740b814672e52347260c20 [15/16]
x86/split_lock: Handle #AC exception for split lock
config: i386-randconfig-c001-20200731 (attached as .config)
compiler: gcc-9 (Debian 9.3.0-14) 9.3.0
reproduce (this is a W=1 build):
git checkout eecee9ebb97331e711740b814672e52347260c20
# save the attached .config to linux build tree
make W=1 ARCH=i386
If you fix the issue, kindly add following tag as appropriate
Reported-by: kernel test robot <lkp(a)intel.com>
All errors (new ones prefixed by >>):
ld: arch/x86/kernel/traps.o: in function `do_alignment_check':
>> arch/x86/kernel/traps.c:309: undefined reference to
`split_lock_detect_enabled'
vim +309 arch/x86/kernel/traps.c
297
298 dotraplinkage void do_alignment_check(struct pt_regs *regs, long
error_code)
299 {
300 unsigned int trapnr = X86_TRAP_AC;
301 char str[] = "alignment check";
302 int signr = SIGBUS;
303
304 RCU_LOCKDEP_WARN(!rcu_is_watching(), "entry code didn't
wake RCU");
305
306 if (notify_die(DIE_TRAP, str, regs, error_code, trapnr, signr) ==
NOTIFY_STOP)
307 return;
308
> 309 if (!user_mode(regs) && split_lock_detect_enabled)
310 panic("Split lock detected\n");
311
312 cond_local_irq_enable(regs);
313
314 /* Handle #AC generated in any other cases. */
315 do_trap(X86_TRAP_AC, SIGBUS, "alignment check", regs,
316 error_code, BUS_ADRALN, NULL);
317 }
318
---
0-DAY CI Kernel Test Service, Intel Corporation
https://lists.01.org/hyperkitty/list/kbuild-all@lists.01.org
690
days inactive
695
days old
3 comments
3 participants
participants (3)
-
Dadhania, Nikunj -
kernel test robot -
Li, Lili