8724a18868
config handling stack overflow 55a62eb0-xl-correct-handling-of-extra_config-in-main_cpupoolcreate.patch - bsc#907514 - Bus fatal error & sles12 sudden reboot has been observed - bsc#910258 - SLES12 Xen host crashes with FATAL NMI after shutdown of guest with VT-d NIC - bsc#918984 - Bus fatal error & sles11-SP4 sudden reboot has been observed - bsc#923967 - Partner-L3: Bus fatal error & sles11-SP3 sudden reboot has been observed 552d293b-x86-vMSI-X-honor-all-mask-requests.patch 552d2966-x86-vMSI-X-add-valid-bits-for-read-acceleration.patch 5576f143-x86-adjust-PV-I-O-emulation-functions-types.patch 55795a52-x86-vMSI-X-support-qword-MMIO-access.patch 5583d9c5-x86-MSI-X-cleanup.patch 5583da09-x86-MSI-track-host-and-guest-masking-separately.patch 55b0a218-x86-PCI-CFG-write-intercept.patch 55b0a255-x86-MSI-X-maskall.patch 55b0a283-x86-MSI-X-teardown.patch 55b0a2ab-x86-MSI-X-enable.patch 55b0a2db-x86-MSI-track-guest-masking.patch - Upstream patches from Jan 552d0f49-x86-traps-identify-the-vcpu-in-context-when-dumping-regs.patch 559bc633-x86-cpupool-clear-proper-cpu_valid-bit-on-CPU-teardown.patch 559bc64e-credit1-properly-deal-with-CPUs-not-in-any-pool.patch 559bc87f-x86-hvmloader-avoid-data-corruption-with-xenstore-rw.patch 55a66a1e-make-rangeset_report_ranges-report-all-ranges.patch 55a77e4f-dmar-device-scope-mem-leak-fix.patch OBS-URL: https://build.opensuse.org/package/show/Virtualization/xen?expand=0&rev=373
24 lines
868 B
Diff
24 lines
868 B
Diff
# Commit 142473cfce41a565898e0fa33dc98a1f5e41abe4
|
|
# Date 2015-06-25 14:57:04 +0200
|
|
# Author Andrew Cooper <andrew.cooper3@citrix.com>
|
|
# Committer Jan Beulich <jbeulich@suse.com>
|
|
x86/traps: avoid using current too early on boot
|
|
|
|
Early on boot, current has the sentinel value 0xfffff000. Blindly using it in
|
|
show_registers() causes a nested failure and no useful information printed
|
|
from an early crash.
|
|
|
|
Signed-off-by: Andrew Cooper <andrew.cooper3@citrix.com>
|
|
|
|
--- a/xen/arch/x86/x86_64/traps.c
|
|
+++ b/xen/arch/x86/x86_64/traps.c
|
|
@@ -86,7 +86,7 @@ void show_registers(const struct cpu_use
|
|
struct cpu_user_regs fault_regs = *regs;
|
|
unsigned long fault_crs[8];
|
|
enum context context;
|
|
- struct vcpu *v = current;
|
|
+ struct vcpu *v = system_state >= SYS_STATE_smp_boot ? current : NULL;
|
|
|
|
if ( guest_mode(regs) && has_hvm_container_vcpu(v) )
|
|
{
|