runtime: linux-mips-rtrk builder consistently failing with "bad prune" as of CL 233497 #39128
Comments
On it. |
OK, I see what's wrong. mips32 platforms only have access to the low 2 GiB of virtual memory, so |
Ah! And in fact, there's a comment on |
Ah hah, even more specifically, it looks like the test never goes beyond the 2 GiB boundary, but does hit the top of it. |
Never. The top half is kernel space. |
Sorry, to be clear I meant the top of the bottom half (so memory whose exclusive upper-bound would be |
Oh, that's possible. |
Change https://golang.org/cl/234457 mentions this issue: |
CL 233497, for #38966, introduced a consistent failure in the
linux-mips-rtrk
builder:2020-05-18T13:11:11-afd477f/linux-mips-rtrk
2020-05-18T09:13:38-bb59a13/linux-mips-rtrk
2020-05-15T16:15:25-2b70ffe/linux-mips-rtrk
2020-05-14T21:41:46-881d540/linux-mips-rtrk
2020-05-14T18:58:17-f474e9e/linux-mips-rtrk
2020-05-14T17:50:18-5c802c1/linux-mips-rtrk
2020-05-14T16:53:34-1f325af/linux-mips-rtrk
2020-05-14T16:20:19-796786c/linux-mips-rtrk
CC @mknyszek @cherrymui @aclements
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