On Tue, Dec 13, 2016 at 05:11:14PM +0300, Slawa Olhovchenkov wrote: > On Tue, Dec 13, 2016 at 03:57:59PM +0200, Konstantin Belousov wrote: > > > On Tue, Dec 13, 2016 at 03:49:32PM +0300, Slawa Olhovchenkov wrote: > > > > Boot with NUMA enabled and interleave off. > > > > > > Already with patched kernel > > > > > > > Patch kernel with the 'if (1 || ...)' patch. > > > > Reboot, enter BIOS setup and enable interleave there. > > > > Try to boot - does it boot ? > > > > > > No. > > > > > > > If it did not booted, power machine off for 10 minutes. > > > > > > OK > > > > > > > Power it on, try to boot (with the same patched kernel). > > > > Does the machine boot now ? > > > > > > Don't boot. > > > > I am really puzzled. In other words, touching all memory causes the > > msgbuf to not hang. > > yes > > > Can you try one more experiment ? > > Take the patch below, apply it. > > >From the config where interleave is disabled, install new kernel. > > Reboot, enter BIOS setup and enable interleave. > > Set late_console to zero in loader. > > Do not enable memory test. > > Boot the patched kernel. > > Kernel must hang, according to your previous reports. > > I want to see the console log. > > Hmm. I am [already] show output from ddb, and guess kernel will be > hang at first wirte to *mbp, i.e. you don't see any in console log. > > OK, anyway I am try this pacth. KDB: debugger backends: ddb KDB: current backend: ddb SMAP type=01 base=0000000000000000 len=0000000000099c00 SMAP type=02 base=0000000000099c00 len=0000000000006400 SMAP type=02 base=00000000000e0000 len=0000000000020000 SMAP type=01 base=0000000000100000 len=000000007906b000 SMAP type=02 base=000000007916b000 len=0000000000936000 SMAP type=04 base=0000000079aa1000 len=0000000000509000 SMAP type=02 base=0000000079faa000 len=0000000002056000 SMAP type=01 base=0000000100000000 len=0000001f80000000 SMAP type=02 base=000000007c000000 len=0000000014000000 SMAP type=02 base=00000000fed1c000 len=0000000000029000 SMAP type=02 base=00000000ff000000 len=0000000001000000 XXX1 YYY1 ZZZ1Received on Tue Dec 13 2016 - 13:34:04 UTC
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