Messages in this thread | | | Date | Wed, 5 Jan 2022 09:59:25 -0300 | Subject | Re: Occasional hung with UM after enable VMAP_STACK | From | Walter Lozano <> |
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Hi Anton,
On 1/4/22 18:39, Anton Ivanov wrote: > On 04/01/2022 19:26, Walter Lozano wrote: >> Hi Johannes, >> >> On 1/4/22 16:04, Johannes Berg wrote: >>> On Tue, 2022-01-04 at 15:10 -0300, Walter Lozano wrote: >>>> Hi all, >>>> >>>> I noticed that after "um: enable VMAP_STACK" [1] I experienced some >>>> occasional hung in my Gitlab CI jobs that use user-mode-linux to build >>>> distro images. >>>> >>> Did you actually *enable* VMAP_STACK in the config as well? The commit >>> just makes it *possible* to enable it, you still have to set it >>> yourself. So you should be able to easily check with/without that >>> setting. >> >> Thank you for your quick response. The Debian configuration on >> package user-mode-linux have these settings >> >> CONFIG_HAVE_ARCH_VMAP_STACK=y >> CONFIG_VMAP_STACK=y >> >> >> as you can see in [1]. I did run some tests disabling those settings, >> which passed without any hung. >> >> Unfortunately the "occasional" behavior makes this issue a bit tricky >> to debug. >> >> Regards, >> >> Walter >> >> [1] >> https://salsa.debian.org/uml-team/user-mode-linux/-/blob/master/config.amd64#L321 >> >> > > Just to narrow things down - 64 bit or 32 bit? > Thank you for commenting on this thread. All my tests were done with 64 bits.
Regards,
-- Walter Lozano Collabora Ltd.
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