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Tsirkin" To: Stefan Hajnoczi Cc: qemu-devel@nongnu.org, Peter Maydell Subject: Re: [PULL v2 00/82] pci,pc,virtio: features, tests, fixes, cleanups Message-ID: <20221103081148-mutt-send-email-mst@kernel.org> References: <20221102160336.616599-1-mst@redhat.com> MIME-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: Received-SPF: pass client-ip=170.10.133.124; envelope-from=mst@redhat.com; helo=us-smtp-delivery-124.mimecast.com X-Spam_score_int: -30 X-Spam_score: -3.1 X-Spam_bar: --- X-Spam_report: (-3.1 / 5.0 requ) BAYES_00=-1.9, DKIMWL_WL_HIGH=-1.047, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, RCVD_IN_DNSWL_NONE=-0.0001, RCVD_IN_MSPIKE_H2=-0.001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-devel@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "Qemu-devel" Errors-To: qemu-devel-bounces+qemu-devel=archiver.kernel.org@nongnu.org On Wed, Nov 02, 2022 at 03:47:43PM -0400, Stefan Hajnoczi wrote: > On Wed, Nov 02, 2022 at 12:02:14PM -0400, Michael S. Tsirkin wrote: > > Changes from v1: > > > > Applied and squashed fixes by Igor, Lei He, Hesham Almatary for > > bugs that tripped up the pipeline. > > Updated expected files for core-count test. > > Several "make check" CI failures have occurred. They look like they are > related. Here is one (see the URLs at the bottom of this email for more > details): > > 17/106 ERROR:../tests/qtest/qos-test.c:191:subprocess_run_one_test: child process (/arm/virt/virtio-mmio/virtio-bus/virtio-net-device/virtio-net/virtio-net-tests/vhost-user/flags-mismatch/subprocess [8609]) failed unexpectedly ERROR > 17/106 qemu:qtest+qtest-arm / qtest-arm/qos-test ERROR 31.44s killed by signal 6 SIGABRT > >>> G_TEST_DBUS_DAEMON=/builds/qemu-project/qemu/tests/dbus-vmstate-daemon.sh MALLOC_PERTURB_=49 QTEST_QEMU_IMG=./qemu-img QTEST_QEMU_BINARY=./qemu-system-arm QTEST_QEMU_STORAGE_DAEMON_BINARY=./storage-daemon/qemu-storage-daemon /builds/qemu-project/qemu/build/tests/qtest/qos-test --tap -k > ――――――――――――――――――――――――――――――――――――― ✀ ――――――――――――――――――――――――――――――――――――― > stderr: > qemu-system-arm: Failed to write msg. Wrote -1 instead of 20. > qemu-system-arm: vhost VQ 0 ring restore failed: -22: Invalid argument (22) > qemu-system-arm: Failed to set msg fds. > qemu-system-arm: vhost VQ 1 ring restore failed: -22: Invalid argument (22) > qemu-system-arm: -chardev socket,id=chr-reconnect,path=/tmp/vhost-test-6PT2U1/reconnect.sock,server=on: info: QEMU waiting for connection on: disconnected:unix:/tmp/vhost-test-6PT2U1/reconnect.sock,server=on > qemu-system-arm: Failed to write msg. Wrote -1 instead of 20. > qemu-system-arm: vhost VQ 0 ring restore failed: -22: Invalid argument (22) > qemu-system-arm: Failed to set msg fds. > qemu-system-arm: vhost VQ 1 ring restore failed: -22: Invalid argument (22) > qemu-system-arm: -chardev socket,id=chr-connect-fail,path=/tmp/vhost-test-H8G7U1/connect-fail.sock,server=on: info: QEMU waiting for connection on: disconnected:unix:/tmp/vhost-test-H8G7U1/connect-fail.sock,server=on > qemu-system-arm: -netdev vhost-user,id=hs0,chardev=chr-connect-fail,vhostforce=on: Failed to read msg header. Read 0 instead of 12. Original request 1. > qemu-system-arm: -netdev vhost-user,id=hs0,chardev=chr-connect-fail,vhostforce=on: vhost_backend_init failed: Protocol error > qemu-system-arm: -netdev vhost-user,id=hs0,chardev=chr-connect-fail,vhostforce=on: failed to init vhost_net for queue 0 > qemu-system-arm: -netdev vhost-user,id=hs0,chardev=chr-connect-fail,vhostforce=on: info: QEMU waiting for connection on: disconnected:unix:/tmp/vhost-test-H8G7U1/connect-fail.sock,server=on > qemu-system-arm: Failed to write msg. Wrote -1 instead of 20. > qemu-system-arm: vhost VQ 0 ring restore failed: -22: Invalid argument (22) > qemu-system-arm: Failed to set msg fds. > qemu-system-arm: vhost VQ 1 ring restore failed: -22: Invalid argument (22) > qemu-system-arm: -chardev socket,id=chr-flags-mismatch,path=/tmp/vhost-test-94UYU1/flags-mismatch.sock,server=on: info: QEMU waiting for connection on: disconnected:unix:/tmp/vhost-test-94UYU1/flags-mismatch.sock,server=on > qemu-system-arm: Failed to write msg. Wrote -1 instead of 52. > qemu-system-arm: vhost_set_mem_table failed: Invalid argument (22) > qemu-system-arm: Failed to set msg fds. > qemu-system-arm: vhost VQ 0 ring restore failed: -22: Invalid argument (22) > UndefinedBehaviorSanitizer:DEADLYSIGNAL > ==8618==ERROR: UndefinedBehaviorSanitizer: SEGV on unknown address 0x000000000000 (pc 0x55e34deccab0 bp 0x000000000000 sp 0x7ffc94894710 T8618) > ==8618==The signal is caused by a READ memory access. > ==8618==Hint: address points to the zero page. > #0 0x55e34deccab0 in ldl_he_p /builds/qemu-project/qemu/include/qemu/bswap.h:301:5 > #1 0x55e34deccab0 in ldn_he_p /builds/qemu-project/qemu/include/qemu/bswap.h:440:1 > #2 0x55e34deccab0 in flatview_write_continue /builds/qemu-project/qemu/build/../softmmu/physmem.c:2824:19 > #3 0x55e34dec9f21 in flatview_write /builds/qemu-project/qemu/build/../softmmu/physmem.c:2867:12 > #4 0x55e34dec9f21 in address_space_write /builds/qemu-project/qemu/build/../softmmu/physmem.c:2963:18 > #5 0x55e34decace7 in address_space_unmap /builds/qemu-project/qemu/build/../softmmu/physmem.c:3306:9 > #6 0x55e34de6d4ec in vhost_memory_unmap /builds/qemu-project/qemu/build/../hw/virtio/vhost.c:342:9 > #7 0x55e34de6d4ec in vhost_virtqueue_stop /builds/qemu-project/qemu/build/../hw/virtio/vhost.c:1242:5 > #8 0x55e34de72904 in vhost_dev_stop /builds/qemu-project/qemu/build/../hw/virtio/vhost.c:1882:9 > #9 0x55e34d890514 in vhost_net_stop_one /builds/qemu-project/qemu/build/../hw/net/vhost_net.c:331:5 > #10 0x55e34d88fef6 in vhost_net_start /builds/qemu-project/qemu/build/../hw/net/vhost_net.c:404:13 > #11 0x55e34de0bec6 in virtio_net_vhost_status /builds/qemu-project/qemu/build/../hw/net/virtio-net.c:307:13 > #12 0x55e34de0bec6 in virtio_net_set_status /builds/qemu-project/qemu/build/../hw/net/virtio-net.c:388:5 > #13 0x55e34de5e409 in virtio_set_status /builds/qemu-project/qemu/build/../hw/virtio/virtio.c:2442:9 > #14 0x55e34da22a50 in virtio_mmio_write /builds/qemu-project/qemu/build/../hw/virtio/virtio-mmio.c:428:9 > #15 0x55e34deb44a6 in memory_region_write_accessor /builds/qemu-project/qemu/build/../softmmu/memory.c:493:5 > #16 0x55e34deb428a in access_with_adjusted_size /builds/qemu-project/qemu/build/../softmmu/memory.c:555:18 > #17 0x55e34deb402d in memory_region_dispatch_write /builds/qemu-project/qemu/build/../softmmu/memory.c > #18 0x55e34deccaf1 in flatview_write_continue /builds/qemu-project/qemu/build/../softmmu/physmem.c:2825:23 > #19 0x55e34dec9f21 in flatview_write /builds/qemu-project/qemu/build/../softmmu/physmem.c:2867:12 > #20 0x55e34dec9f21 in address_space_write /builds/qemu-project/qemu/build/../softmmu/physmem.c:2963:18 > #21 0x55e34ded0bf6 in qtest_process_command /builds/qemu-project/qemu/build/../softmmu/qtest.c > #22 0x55e34ded008d in qtest_process_inbuf /builds/qemu-project/qemu/build/../softmmu/qtest.c:796:9 > #23 0x55e34e109b02 in tcp_chr_read /builds/qemu-project/qemu/build/../chardev/char-socket.c:508:13 > #24 0x7fc6c665d0ae in g_main_context_dispatch (/lib64/libglib-2.0.so.0+0x550ae) > #25 0x55e34e1fc1bc in glib_pollfds_poll /builds/qemu-project/qemu/build/../util/main-loop.c:297:9 > #26 0x55e34e1fc1bc in os_host_main_loop_wait /builds/qemu-project/qemu/build/../util/main-loop.c:320:5 > #27 0x55e34e1fc1bc in main_loop_wait /builds/qemu-project/qemu/build/../util/main-loop.c:596:11 > #28 0x55e34da52de6 in qemu_main_loop /builds/qemu-project/qemu/build/../softmmu/runstate.c:739:9 > #29 0x55e34d60a4f5 in qemu_default_main /builds/qemu-project/qemu/build/../softmmu/main.c:37:14 > #30 0x7fc6c43a5eaf in __libc_start_call_main (/lib64/libc.so.6+0x3feaf) > #31 0x7fc6c43a5f5f in __libc_start_main@GLIBC_2.2.5 (/lib64/libc.so.6+0x3ff5f) > #32 0x55e34d5e1094 in _start (/builds/qemu-project/qemu/build/qemu-system-arm+0xc17094) > UndefinedBehaviorSanitizer can not provide additional info. > SUMMARY: UndefinedBehaviorSanitizer: SEGV /builds/qemu-project/qemu/include/qemu/bswap.h:301:5 in ldl_he_p > ==8618==ABORTING > Broken pipe > ../tests/qtest/libqtest.c:179: kill_qemu() tried to terminate QEMU process but encountered exit status 1 (expected 0) > ** > ERROR:../tests/qtest/qos-test.c:191:subprocess_run_one_test: child process (/arm/virt/virtio-mmio/virtio-bus/virtio-net-device/virtio-net/virtio-net-tests/vhost-user/flags-mismatch/subprocess [8609]) failed unexpectedly > (test program exited with status code -6) > > https://gitlab.com/qemu-project/qemu/-/jobs/3265209698 > https://gitlab.com/qemu-project/qemu/-/pipelines/683909108 > > Stefan Ugh. I need to build with ubsan to reproduce yes? didn't trigger for me I am wondering how to bisect on gitlab. -- MST