mirror of
https://github.com/cloud-hypervisor/cloud-hypervisor.git
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07756aa8fb
This updated tree now includes a fix for virtio-net regression that was
present in 5.14:
commit 732b74d647048668f0f8dc0c848f0746c69e2e2f
Author: Xuan Zhuo <xuanzhuo@linux.alibaba.com>
Date: Sat Oct 9 05:17:53 2021 -0400
virtio-net: fix for skb_over_panic inside big mode
commit 126285651b7f ("Merge ra.kernel.org:/pub/scm/linux/kernel/git/netdev/net")
accidentally reverted the effect of
commit 1a8024239da ("virtio-net: fix for skb_over_panic inside big mode")
on drivers/net/virtio_net.c
As a result, users of crosvm (which is using large packet mode)
are experiencing crashes with 5.14-rc1 and above that do not
occur with 5.13.
Crash trace:
[ 61.346677] skbuff: skb_over_panic: text:ffffffff881ae2c7 len:3762 put:3762 head:ffff8a5ec8c22000 data:ffff8a5ec8c22010 tail:0xec2 end:0xec0 dev:<NULL>
[ 61.369192] kernel BUG at net/core/skbuff.c:111!
[ 61.372840] invalid opcode: 0000 [#1] SMP PTI
[ 61.374892] CPU: 5 PID: 0 Comm: swapper/5 Not tainted 5.14.0-rc1 linux-v5.14-rc1-for-mesa-ci.tar.bz2 #1
[ 61.376450] Hardware name: ChromiumOS crosvm, BIOS 0
Signed-off-by: Rob Bradford <robert.bradford@intel.com>
96 lines
2.7 KiB
Bash
Executable File
96 lines
2.7 KiB
Bash
Executable File
#!/bin/bash
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set -x
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source $HOME/.cargo/env
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source $(dirname "$0")/test-util.sh
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export BUILD_TARGET=${BUILD_TARGET-x86_64-unknown-linux-gnu}
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WORKLOADS_DIR="$HOME/workloads"
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mkdir -p "$WORKLOADS_DIR"
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process_common_args "$@"
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# For now these values are deafult for kvm
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features_build=""
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features_test="--features integration_tests"
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if [ "$hypervisor" = "mshv" ] ; then
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features_build="--no-default-features --features mshv,common"
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features_test="--no-default-features --features mshv,common,integration_tests"
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fi
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cp scripts/sha1sums-x86_64 $WORKLOADS_DIR
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FOCAL_OS_IMAGE_NAME="focal-server-cloudimg-amd64-custom-20210609-0.qcow2"
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FOCAL_OS_IMAGE_URL="https://cloud-hypervisor.azureedge.net/$FOCAL_OS_IMAGE_NAME"
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FOCAL_OS_IMAGE="$WORKLOADS_DIR/$FOCAL_OS_IMAGE_NAME"
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if [ ! -f "$FOCAL_OS_IMAGE" ]; then
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pushd $WORKLOADS_DIR
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time wget --quiet $FOCAL_OS_IMAGE_URL || exit 1
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popd
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fi
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FOCAL_OS_RAW_IMAGE_NAME="focal-server-cloudimg-amd64-custom-20210609-0.raw"
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FOCAL_OS_RAW_IMAGE="$WORKLOADS_DIR/$FOCAL_OS_RAW_IMAGE_NAME"
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if [ ! -f "$FOCAL_OS_RAW_IMAGE" ]; then
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pushd $WORKLOADS_DIR
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time qemu-img convert -p -f qcow2 -O raw $FOCAL_OS_IMAGE_NAME $FOCAL_OS_RAW_IMAGE_NAME || exit 1
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popd
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fi
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pushd $WORKLOADS_DIR
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grep focal sha1sums-x86_64 | sha1sum --check
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if [ $? -ne 0 ]; then
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echo "sha1sum validation of images failed, remove invalid images to fix the issue."
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exit 1
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fi
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popd
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# Build custom kernel based on virtio-pmem and virtio-fs upstream patches
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VMLINUX_IMAGE="$WORKLOADS_DIR/vmlinux"
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LINUX_CUSTOM_DIR="$WORKLOADS_DIR/linux-custom"
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if [ ! -f "$VMLINUX_IMAGE" ]; then
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SRCDIR=$PWD
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pushd $WORKLOADS_DIR
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time git clone --depth 1 "https://github.com/cloud-hypervisor/linux.git" -b "ch-5.15.12" $LINUX_CUSTOM_DIR
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cp $SRCDIR/resources/linux-config-x86_64 $LINUX_CUSTOM_DIR/.config
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popd
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fi
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if [ ! -f "$VMLINUX_IMAGE" ]; then
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pushd $LINUX_CUSTOM_DIR
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time make bzImage -j `nproc`
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cp vmlinux $VMLINUX_IMAGE || exit 1
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popd
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fi
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if [ -d "$LINUX_CUSTOM_DIR" ]; then
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rm -rf $LINUX_CUSTOM_DIR
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fi
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BUILD_TARGET="$(uname -m)-unknown-linux-${CH_LIBC}"
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CFLAGS=""
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TARGET_CC=""
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if [[ "${BUILD_TARGET}" == "x86_64-unknown-linux-musl" ]]; then
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TARGET_CC="musl-gcc"
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CFLAGS="-I /usr/include/x86_64-linux-musl/ -idirafter /usr/include/"
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fi
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cargo build --all --release $features_build --target $BUILD_TARGET
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strip target/$BUILD_TARGET/release/cloud-hypervisor
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strip target/$BUILD_TARGET/release/vhost_user_net
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strip target/$BUILD_TARGET/release/ch-remote
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# Test ovs-dpdk relies on hugepages
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echo 6144 | sudo tee /proc/sys/vm/nr_hugepages
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sudo chmod a+rwX /dev/hugepages
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export RUST_BACKTRACE=1
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time cargo test $features_test "tests::live_migration::$test_filter" -- --test-threads=1
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RES=$?
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exit $RES
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