Hi Florian, [auto build test ERROR on linus/master] [also build test ERROR on v4.12-rc2 next-20170524] [if your patch is applied to the wrong git tree, please drop us a note to help improve the system]
url: https://github.com/0day-ci/linux/commits/Florian-Fainelli/um-Avoid-longjmp-setjmp-symbol-clashes-with-libpthread-a/20170524-154948 config: um-x86_64_defconfig (attached as .config) compiler: gcc-6 (Debian 6.2.0-3) 6.2.0 20160901 reproduce: # save the attached .config to linux build tree make ARCH=um SUBARCH=x86_64 Note: the linux-review/Florian-Fainelli/um-Avoid-longjmp-setjmp-symbol-clashes-with-libpthread-a/20170524-154948 HEAD 09c4f46a9b5f1dacc04d404bc93231fd21c83d78 builds fine. It only hurts bisectibility. All error/warnings (new ones prefixed by >>): arch/um/os-Linux/skas/process.c: In function 'start_idle_thread': >> arch/um/os-Linux/skas/process.c:579:1: warning: control reaches end of >> non-void function [-Wreturn-type] } ^ vim +248 arch/um/kernel/trap.c ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 242 ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 243 catcher = current->thread.fault_catcher; ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 244 if (!err) f72c22e4 arch/um/kernel/trap.c Richard Weinberger 2013-09-23 245 goto out; ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 246 else if (catcher != NULL) { ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 247 current->thread.fault_addr = (void *) address; fab95c55 arch/um/kernel/trap.c Jeff Dike 2007-10-16 @248 UML_LONGJMP(catcher, 1); ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 249 } ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 250 else if (current->thread.fault_addr != NULL) ^1da177e arch/um/kernel/trap_kern.c Linus Torvalds 2005-04-16 251 panic("fault_addr set but no fault catcher"); :::::: The code at line 248 was first introduced by commit :::::: fab95c55e3b94e219044dc7a558632d08c198771 uml: get rid of do_longjmp :::::: TO: Jeff Dike <[email protected]> :::::: CC: Linus Torvalds <[email protected]> --- 0-DAY kernel test infrastructure Open Source Technology Center https://lists.01.org/pipermail/kbuild-all Intel Corporation
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