I trigger the usb_ep_get assertion as well, but I think is't not a bug.(I use the ehci) Maybe the logic is the function return ep_ctl whith USB_TOKEN_SETUP and ep==0.Otherwise, will goto the next.
-- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1907042 Title: assert issue locates in hw/usb/core.c:727: usb_ep_get: Assertion `pid == USB_TOKEN_IN || pid == USB_TOKEN_OUT' failed Status in QEMU: New Bug description: Hello, An assertion failure was found in hw/usb/core.c:727 in latest version 5.2.0. Reproduced environment is as follows: Host: ubuntu 18.04 Guest: ubuntu 18.04 QEMU boot command line: qemu-system-x86_64 -enable-kvm -boot c -m 4G -drive format=qcow2,file=./ubuntu.img -nic user,hostfwd=tcp:0.0.0.0:5555-:22 -device pci-ohci,id=ohci -device usb-tablet,bus=ohci.0,port=1,id=usbdev1 -trace usb\* Backtrace is as follows: #0 0x00007f13fff14438 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54 #1 0x00007f13fff1603a in __GI_abort () at abort.c:89 #2 0x00007f13fff0cbe7 in __assert_fail_base (fmt=<optimized out>, assertion=assertion@entry=0x55f97745ffe0 "pid == USB_TOKEN_IN || pid == USB_TOKEN_OUT", file=file@entry=0x55f97745f6c0 "../hw/usb/core.c", line=line@entry=727, function=function@entry=0x55f9774606e0 <__PRETTY_FUNCTION__.22877> "usb_ep_get") at assert.c:92 #3 0x00007f13fff0cc92 in __GI___assert_fail (assertion=0x55f97745ffe0 "pid == USB_TOKEN_IN || pid == USB_TOKEN_OUT", file=0x55f97745f6c0 "../hw/usb/core.c", line=727, function=0x55f9774606e0 <__PRETTY_FUNCTION__.22877> "usb_ep_get") at assert.c:101 #4 0x000055f975bfc9b2 in usb_ep_get (dev=0x62300000c500, pid=45, ep=1) at ../hw/usb/core.c:727 #5 0x000055f975f945db in ohci_service_td (ohci=0x6270000191f0, ed=0x7ffcd9308410) at ../hw/usb/hcd-ohci.c:1044 #6 0x000055f975f95d5e in ohci_service_ed_list (ohci=0x6270000191f0, head=857580576, completion=0) at ../hw/usb/hcd-ohci.c:1200 #7 0x000055f975f9656d in ohci_process_lists (ohci=0x6270000191f0, completion=0) at ../hw/usb/hcd-ohci.c:1238 #8 0x000055f975f9725c in ohci_frame_boundary (opaque=0x6270000191f0) at ../hw/usb/hcd-ohci.c:1281 #9 0x000055f977212494 in timerlist_run_timers (timer_list=0x60b00005b060) at ../util/qemu-timer.c:574 #10 0x000055f9772126db in qemu_clock_run_timers (type=QEMU_CLOCK_VIRTUAL) at ../util/qemu-timer.c:588 #11 0x000055f977212fde in qemu_clock_run_all_timers () at ../util/qemu-timer.c:670 #12 0x000055f9772d5717 in main_loop_wait (nonblocking=0) at ../util/main-loop.c:531 #13 0x000055f97695100c in qemu_main_loop () at ../softmmu/vl.c:1677 #14 0x000055f9758f7601 in main (argc=16, argv=0x7ffcd9308888, envp=0x7ffcd9308910) at ../softmmu/main.c:50 #15 0x00007f13ffeff840 in __libc_start_main (main=0x55f9758f75b0 <main>, argc=16, argv=0x7ffcd9308888, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7ffcd9308878) at ../csu/libc-start.c:291 #16 0x000055f9758f74a9 in _start () The poc is attached. Thanks. To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1907042/+subscriptions
