Messages in this thread | | | Subject | Re: Linux 5.0 regression: BUG: unable to handle kernel paging request at ffff888023e26778 RIP: e030:move_page_tables+0x7c1/0xae0 | From | Juergen Gross <> | Date | Sat, 9 Feb 2019 19:48:24 +0100 |
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On 09/02/2019 19:45, Sander Eikelenboom wrote: > On 09/02/2019 09:26, Sander Eikelenboom wrote: >> L.S., >> >> >> While testing a Linux 5.0-rc5-ish kernel (pull of yesterday) with some additional patches for >> already reported other issues i came across the issue below which i haven't seen with 4.20.x >> >> I haven't got a reproducer so i might be hard to hit it again, >> system is AMD and this is from the host kernel running under >> the Xen hypervisor might it matter. > >> -- >> >> Sander > > Hi Boris / Juergen, > > The commit causing this is: > 2c91bd4a4e2e530582d6fd643ea7b86b27907151 mm: speed up mremap by 20x on large regions > > Since it seems there haven't been any other reports about this .. > could it be this doesn't specifically work well with a Xen PVH dom0 ?
PVH? Not PV?
Juergen
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