Re: qemu fuzz crash in virtio_net_queue_reset()

2024-03-22 Thread Vladimir Sementsov-Ogievskiy
On 22.03.24 05:17, Xuan Zhuo wrote: On Wed, 20 Mar 2024 00:24:37 +0300, "Vladimir Sementsov-Ogievskiy" wrote: Hi all! From fuzzing I've got a fuzz-data, which produces the following crash: qemu-fuzz-x86_64: ../hw/net/virtio-net.c:134: void flush_or_purge_queued_packets(NetClientState *):

Re: qemu fuzz crash in virtio_net_queue_reset()

2024-03-21 Thread Xuan Zhuo
On Wed, 20 Mar 2024 00:24:37 +0300, "Vladimir Sementsov-Ogievskiy" wrote: > Hi all! > > From fuzzing I've got a fuzz-data, which produces the following crash: > > qemu-fuzz-x86_64: ../hw/net/virtio-net.c:134: void > flush_or_purge_queued_packets(NetClientState *): Assertion >

Re: qemu fuzz crash in virtio_net_queue_reset()

2024-03-21 Thread Alexander Bulekov
On 240321 2208, Vladimir Sementsov-Ogievskiy wrote: > On 21.03.24 18:01, Alexander Bulekov wrote: > > On 240320 0024, Vladimir Sementsov-Ogievskiy wrote: > > > Hi all! > > > > > > From fuzzing I've got a fuzz-data, which produces the following crash: > > > > > > qemu-fuzz-x86_64:

Re: qemu fuzz crash in virtio_net_queue_reset()

2024-03-21 Thread Vladimir Sementsov-Ogievskiy
On 21.03.24 18:01, Alexander Bulekov wrote: On 240320 0024, Vladimir Sementsov-Ogievskiy wrote: Hi all! From fuzzing I've got a fuzz-data, which produces the following crash: qemu-fuzz-x86_64: ../hw/net/virtio-net.c:134: void flush_or_purge_queued_packets(NetClientState *): Assertion

Re: qemu fuzz crash in virtio_net_queue_reset()

2024-03-21 Thread Alexander Bulekov
On 240320 0024, Vladimir Sementsov-Ogievskiy wrote: > Hi all! > > From fuzzing I've got a fuzz-data, which produces the following crash: > > qemu-fuzz-x86_64: ../hw/net/virtio-net.c:134: void > flush_or_purge_queued_packets(NetClientState *): Assertion >

qemu fuzz crash in virtio_net_queue_reset()

2024-03-19 Thread Vladimir Sementsov-Ogievskiy
Hi all! From fuzzing I've got a fuzz-data, which produces the following crash: qemu-fuzz-x86_64: ../hw/net/virtio-net.c:134: void flush_or_purge_queued_packets(NetClientState *): Assertion `!virtio_net_get_subqueue(nc)->async_tx.elem' failed. ==2172308== ERROR: libFuzzer: deadly signal #0