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[Qemu-commits] [qemu/qemu] a9197a: kvm: fix segfault with query-stats-sc
From: |
Richard Henderson |
Subject: |
[Qemu-commits] [qemu/qemu] a9197a: kvm: fix segfault with query-stats-schemas and -M ... |
Date: |
Fri, 19 Aug 2022 09:30:02 -0700 |
Branch: refs/heads/master
Home: https://github.com/qemu/qemu
Commit: a9197ad2101cfc885cc316af299f49ba89039e54
https://github.com/qemu/qemu/commit/a9197ad2101cfc885cc316af299f49ba89039e54
Author: Paolo Bonzini <pbonzini@redhat.com>
Date: 2022-08-18 (Thu, 18 Aug 2022)
Changed paths:
M accel/kvm/kvm-all.c
Log Message:
-----------
kvm: fix segfault with query-stats-schemas and -M none
-M none creates a guest without a vCPU, causing the following error:
$ ./qemu-system-x86_64 -qmp stdio -M none -accel kvm
{execute:qmp_capabilities}
{"return": {}}
{execute: query-stats-schemas}
Segmentation fault (core dumped)
Fix it by not querying the vCPU stats if first_cpu is NULL.
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Commit: a78241a62b55b202b29f3b190bdca3c3a425e693
https://github.com/qemu/qemu/commit/a78241a62b55b202b29f3b190bdca3c3a425e693
Author: Richard Henderson <richard.henderson@linaro.org>
Date: 2022-08-19 (Fri, 19 Aug 2022)
Changed paths:
M accel/kvm/kvm-all.c
Log Message:
-----------
Merge tag 'for-upstream' of https://gitlab.com/bonzini/qemu into staging
Fix SIGSEGV with query-stats-schema.
This allows management tools to query the statistics schemas without
worrying that some versions of QEMU will crash.
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# gpg: Signature made Fri 19 Aug 2022 02:11:57 AM PDT
# gpg: using RSA key F13338574B662389866C7682BFFBD25F78C7AE83
# gpg: issuer "pbonzini@redhat.com"
# gpg: Good signature from "Paolo Bonzini <bonzini@gnu.org>" [undefined]
# gpg: aka "Paolo Bonzini <pbonzini@redhat.com>" [undefined]
# gpg: WARNING: This key is not certified with a trusted signature!
# gpg: There is no indication that the signature belongs to the owner.
# Primary key fingerprint: 46F5 9FBD 57D6 12E7 BFD4 E2F7 7E15 100C CD36 69B1
# Subkey fingerprint: F133 3857 4B66 2389 866C 7682 BFFB D25F 78C7 AE83
* tag 'for-upstream' of https://gitlab.com/bonzini/qemu:
kvm: fix segfault with query-stats-schemas and -M none
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Compare: https://github.com/qemu/qemu/compare/976a55c0fe42...a78241a62b55