This can still be reproduced with the current version of QEMU. Marking as "Confirmed"
** Changed in: qemu Status: New => Confirmed -- You received this bug notification because you are a member of qemu- devel-ml, which is subscribed to QEMU. https://bugs.launchpad.net/bugs/1890157 Title: Assertion failure in net_tx_pkt_reset through vmxnet3 Status in QEMU: Confirmed Bug description: Hello, Reproducer: cat << EOF | ./i386-softmmu/qemu-system-i386 \ -device vmxnet3 -m 64 -nodefaults -qtest stdio -nographic outl 0xcf8 0x80001014 outl 0xcfc 0xe0001000 outl 0xcf8 0x80001018 outl 0xcf8 0x80001004 outw 0xcfc 0x7 outl 0xcf8 0x80001083 write 0x0 0x1 0xe1 write 0x1 0x1 0xfe write 0x2 0x1 0xbe write 0x3 0x1 0xba writeq 0xe0001020 0xefefff5ecafe0000 writeq 0xe0001020 0xffff5e5ccafe0002 EOF ============================================================== qemu-system-i386: /home/alxndr/Development/qemu/general-fuzz/hw/net/net_tx_pkt.c:450: void net_tx_pkt_reset(struct NetTxPkt *): Assertion `pkt->raw' failed. #9 0x564838761930 in net_tx_pkt_reset /home/alxndr/Development/qemu/general-fuzz/hw/net/net_tx_pkt.c:450:5 #10 0x564838881749 in vmxnet3_deactivate_device /home/alxndr/Development/qemu/general-fuzz/hw/net/vmxnet3.c:1159:9 #11 0x56483888cf71 in vmxnet3_reset /home/alxndr/Development/qemu/general-fuzz/hw/net/vmxnet3.c:1170:5 #12 0x564838882124 in vmxnet3_handle_command /home/alxndr/Development/qemu/general-fuzz/hw/net/vmxnet3.c:1610:9 #13 0x56483887f10f in vmxnet3_io_bar1_write /home/alxndr/Development/qemu/general-fuzz/hw/net/vmxnet3.c:1772:9 #14 0x56483738f193 in memory_region_write_accessor /home/alxndr/Development/qemu/general-fuzz/softmmu/memory.c:483:5 #15 0x56483738e637 in access_with_adjusted_size /home/alxndr/Development/qemu/general-fuzz/softmmu/memory.c:544:18 #16 0x56483738c256 in memory_region_dispatch_write /home/alxndr/Development/qemu/general-fuzz/softmmu/memory.c:1466:16 #17 0x56483673d4a6 in flatview_write_continue /home/alxndr/Development/qemu/general-fuzz/exec.c:3176:23 -Alex To manage notifications about this bug go to: https://bugs.launchpad.net/qemu/+bug/1890157/+subscriptions