http://bugzilla.opensuse.org/show_bug.cgi?id=1101058 Bug ID: 1101058 Summary: qemu crashed on closing VM at xenstore_update_fe Classification: openSUSE Product: openSUSE Tumbleweed Version: Current Hardware: Other OS: Other Status: NEW Severity: Normal Priority: P5 - None Component: Xen Assignee: xen-bugs@suse.de Reporter: adam@mizerski.pl QA Contact: qa-bugs@suse.de Found By: --- Blocker: --- Happened once so far. Guest: openwrt-18.06.0-rc1-x86-64-combined-ext4.img under paravirtualisation, booted with PvGrub2 (instructions: https://wiki.xen.org/wiki/PvGrub2#Loading_grub.cfg_from_any_partition) On closing the VM, qemu crashed: #0 0x00007f3eb4bfc941 in __strlen_avx2 () from /lib64/libc.so.6 #1 0x000055e68495140f in xenstore_update_fe (watch=0x55e6870fef90 "/local/domain/7/device/vfb/0", xendev=0x55e6870f5660) at hw/xen/xen_backend.c:507 #2 0x000055e68495217d in xenstore_update (unused=<optimized out>) at hw/xen/xen_pvdev.c:170 #3 0x000055e684a98ce2 in aio_dispatch_handlers (ctx=ctx@entry=0x55e6870da8c0) at util/aio-posix.c:406 #4 0x000055e684a99578 in aio_dispatch (ctx=0x55e6870da8c0) at util/aio-posix.c:437 #5 0x000055e684a961ee in aio_ctx_dispatch (source=<optimized out>, callback=<optimized out>, user_data=<optimized out>) at util/async.c:261 #6 0x00007f3eba1430be in g_main_context_dispatch () from /usr/lib64/libglib-2.0.so.0 #7 0x000055e684a98878 in glib_pollfds_poll () at util/main-loop.c:215 #8 os_host_main_loop_wait (timeout=<optimized out>) at util/main-loop.c:263 #9 main_loop_wait (nonblocking=<optimized out>) at util/main-loop.c:522 #10 0x000055e6846808be in main_loop () at vl.c:1944 #11 main (argc=<optimized out>, argv=<optimized out>, envp=<optimized out>) at vl.c:4746 (gdb) up #1 0x000055e68495140f in xenstore_update_fe (watch=0x55e6870fef90 "/local/domain/7/device/vfb/0", xendev=0x55e6870f5660) at hw/xen/xen_backend.c:507 507 len = strlen(xendev->fe); (gdb) p xendev->fe $1 = 0x0 -- You are receiving this mail because: You are on the CC list for the bug.