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Groups > linux.kernel > #1533591
| From | Jarod Wilson <jarod@redhat.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: Odd build breakage in 4.9-rc7 |
| Date | 2016-11-30 22:40 +0100 |
| Message-ID | <sJkLD-2XW-27@gated-at.bofh.it> (permalink) |
| References | <sJgRI-yy-15@gated-at.bofh.it> <sJk8V-2ve-5@gated-at.bofh.it> <sJkiB-2NQ-23@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On 2016-11-30 4:07 PM, Jarod Wilson wrote: > On 2016-11-30 3:52 PM, Paul Bolle wrote: >> On Wed, 2016-11-30 at 12:24 -0500, Jarod Wilson wrote: >>> Up second, once we're past the above, building modules goes splat: >>> >>> ----8<---- >>> $ make -s ARCH=x86_64 V=1 -j8 modules >>> ... >>> ERROR: "module_put" [virt/lib/irqbypass.ko] undefined! >>> ERROR: "mutex_unlock" [virt/lib/irqbypass.ko] undefined! >>> ERROR: "mutex_lock" [virt/lib/irqbypass.ko] undefined! >>> ... >>> ----8<---- >>> >>> There are similar ERROR lines to the tune of 145k lines of output, >>> basically for every single module and symbol in the build. This breakage >>> was bisected to commit cd3caefb4663e3811d37cc2afad3cce642d60061, which >>> looks fairly innocuous, but when reverted, builds work fine again. >> >> I ran into a modules build printing over 100K ERROR lines a month ago: >> >> https://lkml.kernel.org/r/<1478165881-9263-1-git-send-email-pebolle@tiscali.nl> >> >> >> That had to do with setting TRIM_UNUSED_KSYMS and so unsetting >> UNUSED_SYMBOLS, >> as far as I could tell. Did you perhaps also have UNUSED_SYMBOLS unset >> when >> your modules build when splat? > > I did indeed have CONFIG_TRIM_UNUSED_KSYMS=y and CONFIG_UNUSED_SYMBOLS > unset. Just to confirm, with CONFIG_TRIM_UNUSED_KSYMS unset, the build behaves normally, no ERROR spew. -- Jarod Wilson jarod@redhat.com
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Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-11-30 18:30 +0100
Re: Odd build breakage in 4.9-rc7 Linus Torvalds <torvalds@linux-foundation.org> - 2016-11-30 19:20 +0100
Re: Odd build breakage in 4.9-rc7 Prarit Bhargava <prarit@redhat.com> - 2016-11-30 19:30 +0100
Re: Odd build breakage in 4.9-rc7 Linus Torvalds <torvalds@linux-foundation.org> - 2016-11-30 19:40 +0100
Re: Odd build breakage in 4.9-rc7 Prarit Bhargava <prarit@redhat.com> - 2016-11-30 20:00 +0100
Re: Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-11-30 20:10 +0100
Re: Odd build breakage in 4.9-rc7 Linus Torvalds <torvalds@linux-foundation.org> - 2016-11-30 20:40 +0100
Re: Odd build breakage in 4.9-rc7 Nicolas Pitre <nicolas.pitre@linaro.org> - 2016-11-30 23:50 +0100
Re: Odd build breakage in 4.9-rc7 Prarit Bhargava <prarit@redhat.com> - 2016-12-01 13:50 +0100
Re: Odd build breakage in 4.9-rc7 Prarit Bhargava <prarit@redhat.com> - 2016-12-01 15:20 +0100
Re: Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-12-01 16:30 +0100
Re: Odd build breakage in 4.9-rc7 Nicolas Pitre <nico@fluxnic.net> - 2016-12-01 00:20 +0100
Re: Odd build breakage in 4.9-rc7 Paul Bolle <pebolle@tiscali.nl> - 2016-11-30 22:00 +0100
Re: Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-11-30 22:10 +0100
Re: Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-11-30 22:40 +0100
Re: Odd build breakage in 4.9-rc7 Paul Bolle <pebolle@tiscali.nl> - 2016-11-30 22:50 +0100
Re: Odd build breakage in 4.9-rc7 Paul Bolle <pebolle@tiscali.nl> - 2016-11-30 23:00 +0100
Re: Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-12-01 00:50 +0100
Re: Odd build breakage in 4.9-rc7 Paul Bolle <pebolle@tiscali.nl> - 2016-12-01 10:10 +0100
Re: Odd build breakage in 4.9-rc7 Paul Bolle <pebolle@tiscali.nl> - 2016-12-01 14:50 +0100
Re: Odd build breakage in 4.9-rc7 Nicolas Pitre <nicolas.pitre@linaro.org> - 2016-12-01 18:50 +0100
Re: Odd build breakage in 4.9-rc7 Paul Bolle <pebolle@tiscali.nl> - 2016-12-01 21:20 +0100
Re: Odd build breakage in 4.9-rc7 Nicolas Pitre <nicolas.pitre@linaro.org> - 2016-12-02 21:20 +0100
Re: Odd build breakage in 4.9-rc7 Jarod Wilson <jarod@redhat.com> - 2016-12-02 23:50 +0100
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