[Bug 1909261] Re: [OSS-Fuzz] Issue 28929 xhci: ASSERT: xfer->packet.status != USB_RET_NAK

[Alexander Bulekov]

Full reproducer:
./qemu-system-i386 -m 512M -machine q35,accel=qtest \
 -drive file=null-co://,if=none,format=raw,id=disk0 \
-device qemu-xhci,id=xhci -device usb-tablet,bus=xhci.0 \
-device usb-bot -device usb-storage,drive=disk0 \
-chardev null,id=cd0 -chardev null,id=cd1 \
-device usb-braille,chardev=cd0 -device usb-ccid \
-device usb-ccid -device usb-kbd -device usb-mouse \
-device usb-serial,chardev=cd1 -device usb-tablet \
-device usb-wacom-tablet -device usb-audio \
-qtest stdio -nographic -nodefaults < full_reproducer

** Attachment added: "full_reproducer"
   
https://bugs.launchpad.net/qemu/+bug/1909261/+attachment/5446641/+files/full_reproducer

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https://bugs.launchpad.net/bugs/1909261

Title:
  [OSS-Fuzz]  Issue 28929 xhci: ASSERT: xfer->packet.status !=
  USB_RET_NAK

Status in QEMU:
  New

Bug description:
  === Reproducer ===

  ./qemu-system-i386 -m 512M -machine q35,accel=qtest \
   -drive file=null-co://,if=none,format=raw,id=disk0 \
  -device qemu-xhci,id=xhci -device usb-tablet,bus=xhci.0 \
  -device usb-bot -device usb-storage,drive=disk0 \
  -chardev null,id=cd0 -chardev null,id=cd1 \
  -device usb-braille,chardev=cd0 -device usb-ccid \
  -device usb-ccid -device usb-kbd -device usb-mouse \
  -device usb-serial,chardev=cd1 -device usb-tablet \
  -device usb-wacom-tablet -device usb-audio \
  -qtest stdio -nographic -nodefaults < attachment

  === Stack Trace ===
  #0 raise
  #1 abort
  #2 libc.so.6
  #3 __assert_fail
  #4 xhci_kick_epctx /src/qemu/hw/usb/hcd-xhci.c:1865:13
  #5 xhci_ep_kick_timer /src/qemu/hw/usb/hcd-xhci.c:1034:5
  #6 timerlist_run_timers /src/qemu/util/qemu-timer.c:574:9
  #7 qemu_clock_run_timers /src/qemu/util/qemu-timer.c:588:12
  #8 qtest_clock_warp /src/qemu/softmmu/qtest.c:356:9
  #9 qtest_process_command /src/qemu/softmmu/qtest.c:752:9
  #10 qtest_process_inbuf /src/qemu/softmmu/qtest.c:797:9
  #11 qtest_server_inproc_recv /src/qemu/softmmu/qtest.c:904:9
  #12 send_wrapper /src/qemu/tests/qtest/libqtest.c:1390:5
  #13 qtest_sendf /src/qemu/tests/qtest/libqtest.c:438:5
  #14 qtest_clock_step_next /src/qemu/tests/qtest/libqtest.c:912:5
  #15 op_clock_step /src/qemu/tests/qtest/fuzz/generic_fuzz.c:574:5

  OSS-Fuzz Report:
  https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=28929

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