Messages in this thread | | | Subject | Re: linux-next failing build due to missing cubictcp_state symbol | From | Yonghong Song <> | Date | Mon, 26 Apr 2021 08:41:49 -0700 |
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On 4/26/21 5:14 AM, Michal Suchánek wrote: > On Mon, Apr 26, 2021 at 02:12:20PM +0200, Michal Suchánek wrote: >> On Mon, Apr 26, 2021 at 01:32:15PM +0200, Michal Suchánek wrote: >>> On Sun, Apr 25, 2021 at 01:15:45PM +0200, Michal Suchánek wrote: >>>> On Fri, Apr 23, 2021 at 07:55:28PM +0200, Michal Suchánek wrote: >>>>> On Fri, Apr 23, 2021 at 07:41:29AM -0700, Yonghong Song wrote: >>>>>> >>>>>> >>>>>> On 4/23/21 6:05 AM, Michal Suchánek wrote: >>>>>>> Hello, >>>>>>> >>>>>>> I see this build error in linux-next (config attached). >>>>>>> >>>>>>> [ 4939s] LD vmlinux >>>>>>> [ 4959s] BTFIDS vmlinux >>>>>>> [ 4959s] FAILED unresolved symbol cubictcp_state >>>>>>> [ 4960s] make[1]: *** >>>>>>> [/home/abuild/rpmbuild/BUILD/kernel-vanilla-5.12~rc8.next.20210422/linux-5.12-rc8-next-20210422/Makefile:1277: >>>>>>> vmlinux] Error 255 >>>>>>> [ 4960s] make: *** [../Makefile:222: __sub-make] Error 2 >>>>>> >>>>>> Looks like you have DYNAMIC_FTRACE config option enabled already. >>>>>> Could you try a later version of pahole? >>>>> >>>>> Is this requireent new? >>>>> >>>>> I have pahole 1.20, and master does build without problems. >>>>> >>>>> If newer version is needed can a check be added? >>>> >>>> With dwarves 1.21 some architectures are fixed and some report other >>>> missing symbol. Definitely an improvenent. >>>> >>>> I see some new type support was added so it makes sense if that type is >>>> used the new dwarves are needed. >>> >>> Ok, here is the current failure with dwarves 1.21 on 5.12: >>> >>> [ 2548s] LD vmlinux >>> [ 2557s] BTFIDS vmlinux >>> [ 2557s] FAILED unresolved symbol vfs_truncate >>> [ 2558s] make[1]: *** >>> [/home/abuild/rpmbuild/BUILD/kernel-kvmsmall-5.12.0/linux-5.12/Makefile:1213: >>> vmlinux] Error 255
This is PPC64, from attached config: CONFIG_PPC64=y I don't have environment to cross-compile for PPC64. Jiri, could you take a look? Thanks!
>>> >>> Any idea where this one is coming from? >> Attaching a complete config >>> >>> Thanks >>> >>> Michal
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