Re: port-xen/45975 (panic: HYPERVISOR_mmu_update failed, ret: -22 during heavy activity)

To: bouyer%NetBSD.org@localhost, gnats-admin%netbsd.org@localhost, netbsd-bugs%netbsd.org@localhost, riz%NetBSD.org@localhost
Subject: Re: port-xen/45975 (panic: HYPERVISOR_mmu_update failed, ret: -22 during heavy activity)
From: Jeff Rizzo <riz%netbsd.org@localhost>
Date: Mon, 13 Feb 2012 16:25:02 +0000 (UTC)
The following reply was made to PR port-xen/45975; it has been noted by GNATS.

From: Jeff Rizzo <riz%netbsd.org@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: port-xen/45975 (panic: HYPERVISOR_mmu_update failed, ret: -22
 during heavy activity)
Date: Mon, 13 Feb 2012 08:23:27 -0800

 On 2/13/12 1:49 AM, Manuel Bouyer wrote:
 > please also send the last few lines of 'xm dmesg' if possible.
 >
 
 Unfortunately, they're not timestamped, so it's hard for me to figure 
 out what's relevant.  Here's the entire 'xm dmesg'.
 
 2:d170 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d170 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d170 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d170 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d170 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1e6705 (pfn 6edb)
 (XEN) mm.c:915:d170 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d171 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d171 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d171 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d171 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d171 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d172 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d172 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d172 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d172 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d172 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d173 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d173 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d173 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d173 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d173 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d173 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d173 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d174 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d174 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d174 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d174 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d174 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d175 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d175 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d175 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d175 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d175 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d175 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d175 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d174 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1e51ff (pfn 1edaf)
 (XEN) mm.c:915:d174 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d176 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d176 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d176 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d176 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d176 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d177 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d177 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d177 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d177 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d177 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d177 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1c496c (pfn de83)
 (XEN) mm.c:915:d177 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d178 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d178 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d178 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d178 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d178 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d179 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d179 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d179 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d179 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d179 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d179 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d179 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d178 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1c0e0e (pfn 141c4)
 (XEN) mm.c:915:d178 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d180 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d180 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d180 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d180 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d180 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d181 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d181 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d181 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d181 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d181 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d182 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d182 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d182 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d182 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d182 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d183 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d183 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d183 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d183 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d183 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d183 Bad type (saw 7400000000000001 != exp 
 3000000000000000) for mfn 1c47ef (pfn 65cb)
 (XEN) mm.c:982:d183 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d184 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d184 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d184 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d184 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d184 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d185 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d185 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d185 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d185 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d185 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d186 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d186 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d186 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d186 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d186 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d186 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1f4ff6 (pfn b804)
 (XEN) mm.c:915:d186 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d187 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d187 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d187 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d187 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d187 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d187 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1e48ca (pfn 196f5)
 (XEN) mm.c:915:d187 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d188 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d188 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d188 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d188 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d188 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d179 Bad type (saw 7400000000000001 != exp 
 3000000000000000) for mfn 1b224c (pfn 723a3)
 (XEN) mm.c:982:d179 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d190 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d190 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d190 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d190 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d190 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d190 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d190 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d191 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d191 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d191 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d191 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d191 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d191 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d191 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d191 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 11beb9 (pfn c8753)
 (XEN) mm.c:915:d191 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d192 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d192 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d192 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d192 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d192 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d192 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d192 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d193 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d193 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d193 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d193 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d193 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d193 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d193 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d193 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1c90f7 (pfn 1b4e5)
 (XEN) mm.c:915:d193 Attempt to create linear p.t. with write perms
 (XEN) mm.c:2424:d193 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1c8d36 (pfn 1b8a6)
 (XEN) mm.c:915:d193 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d194 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d194 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d194 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d194 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d194 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d194 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d194 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) traps.c:2432:d196 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d196 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d196 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d196 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d196 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d196 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d196 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d196 Bad type (saw 7400000000000001 != exp 
 1000000000000000) for mfn 1fdc1f (pfn 169b6)
 (XEN) mm.c:915:d196 Attempt to create linear p.t. with write perms
 (XEN) traps.c:2432:d197 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d197 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d197 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d197 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d197 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) domain.c:652:d197 Attempt to change CR4 flags 00002660 -> 00000620
 (XEN) traps.c:2432:d197 Domain attempted WRMSR 0000000000000277 from 
 0x0000050100070406 to 0x0007010600070106.
 (XEN) mm.c:2424:d197 Bad type (saw 7400000000000001 != exp 
 3000000000000000) for mfn 1fe715 (pfn ded3)
 (XEN) mm.c:982:d197 Attempt to create linear p.t. with write perms
Follow-Ups:
- Re: port-xen/45975 (panic: HYPERVISOR_mmu_update failed, ret: -22 during heavy activity)
  - From: Manuel Bouyer
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