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abort issue locates in hw/usb/hcd-ohci.c:1297:ohci_frame_boundary
Hello,
I found an assertion failure in hw/usb/hcd-ohci.c:1297
This was found in latest version 5.2.0.
my 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 -display none -device pci-ohci,id=ohci -device usb-tablet,bus=ohci.0,port=1,id=usbdev1
backtrace is as follows
pwndbg> bt
#0 0x00007fdf392aa438 in __GI_raise (sig=sig@entry=6) at ../sysdeps/unix/sysv/linux/raise.c:54
#1 0x00007fdf392ac03a in __GI_abort () at abort.c:89
#2 0x000055c613721118 in ohci_frame_boundary (opaque=0x6270000191f0) at hw/usb/hcd-ohci.c:1297
#3 0x000055c6140bdf0e in timerlist_run_timers (timer_list=0x60b00005bcc0) at util/qemu-timer.c:572
#4 0x000055c6140be15a in qemu_clock_run_timers (type=QEMU_CLOCK_VIRTUAL) at util/qemu-timer.c:586
#5 0x000055c6140beac7 in qemu_clock_run_all_timers () at util/qemu-timer.c:672
#6 0x000055c6140a1938 in main_loop_wait (nonblocking=0) at util/main-loop.c:523
#7 0x000055c6125d87e9 in qemu_main_loop () at /home/dell/qemu5-hypervisor/vm/fuzz-seedpool/hcd-ohci/qemu-5.1.0/softmmu/vl.c:1676
#8 0x000055c613f216ea in main (argc=7, argv=0x7fff174cdd28, envp=0x7fff174cdd68) at /home/dell/qemu5-hypervisor/vm/fuzz-seedpool/hcd-ohci/qemu-5.1.0/softmmu/main.c:49
#9 0x00007fdf39295840 in __libc_start_main (main=0x55c613f21699 <main>, argc=7, argv=0x7fff174cdd28, init=<optimized out>, fini=<optimized out>, rtld_fini=<optimized out>, stack_end=0x7fff174cdd18) at ../csu/libc-start.c:291
#10 0x000055c6120a4349 in _start ()
The poc is attached.
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