syzbot


Out of 136 bugs, 108 were automatically obsoleted (8 due to revoked reproducers), 28 were invalidated by users.
Applied filters: Label=subsystems:virt (drop)
Extra filters: [With Repro]
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (11) virt race:harmful 6 1 85d 82d
KASAN: slab-use-after-free Read in lookup_object_or_alloc (3) mm virt 19 10 150d 156d
BUG: unable to handle kernel paging request in __run_timers (2) sound virt net 21 4 141d 237d
INFO: task hung in vhost_vsock_dev_release (3) kvm net virt 1 1 171d 171d
BUG: soft lockup in vsock_loopback_work net virt kvm 1 1 215d 209d
BUG: sleeping function called from invalid context in get_random_u8 net virt 5 1 242d 238d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (10) virt 6 1 212d 212d
upstream test error: KMSAN: use-after-free in vring_map_one_sg virt -1 2 256d 253d
BUG: soft lockup in xfrm_timer_handler virt 1 1 312d 307d
INFO: rcu detected stall in vhost_task_fn (3) virt kvm net 1 2 311d 326d
possible deadlock in vsock_connect net virt 4 20 272d 279d
possible deadlock in vsock_shutdown net virt 4 2 278d 279d
possible deadlock in __vsock_release net virt 4 1 273d 273d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 313d 313d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) dri virt 1 1 351d 351d
upstream test error: general protection fault in vhost_dev_cleanup kvm net virt -1 19 317d 323d
INFO: task hung in vhost_dev_flush (2) net virt kvm 1 1 406d 406d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 434d 430d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer virt dri 1 14 527d 672d
INFO: rcu detected stall in vsock_connect net virt 1 1 535d 535d
BUG: unable to handle kernel paging request in clear_page_erms (6) net virt mm 8 2 561d 631d
INFO: trying to register non-static key in stats_request virt -1 2 581d 580d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 603d 705d
INFO: task hung in vhost_vsock_dev_release (2) virt kvm net 1 6 631d 710d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 636d 711d
INFO: task hung in vhost_worker_killed kvm net virt 1 1 641d 641d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 683d 695d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 688d 738d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 692d 692d
INFO: rcu detected stall in __unwind_start net virt 1 2 698d 730d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 700d 700d
INFO: rcu detected stall in free_obj_work net virt 1 2 701d 711d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 726d 722d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 742d 742d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 687d 717d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 719d 719d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 695d 732d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 761d 757d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 737d 736d
INFO: task hung in vhost_worker_flush kvm net virt 1 12 759d 924d
INFO: task hung in vhost_vsock_dev_ioctl (2) kvm net virt 1 1 769d 769d
upstream boot error: KMSAN: uninit-value in receive_buf net virt -1 155 761d 754d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 786d 823d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 760d 923d
INFO: task hung in vhost_vsock_dev_release net virt kvm 1 1 822d 822d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 761d 816d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 879d 879d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) virt dri -1 1 923d 919d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 875d 902d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 932d 946d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 902d 902d
general protection fault in psi_account_irqtime virt 19 C error 4 967d 1109d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 960d 960d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 975d 975d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 969d 1150d
memory leak in napi_skb_cache_get virt net 3 C 109 1319d 1298d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state virt dri -1 1 1058d 1054d
INFO: task hung in vhost_dev_flush kvm net virt 1 2 1085d 1112d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 1031d 1518d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 1145d 1145d
INFO: task hung in vhost_dev_stop virt kvm net 1 1 1110d 1110d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) virt net 6 1 1069d 1069d
general protection fault in vhost_task_start kvm net virt 2 C done 4 1186d 1187d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 1086d 1662d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 1096d 1115d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 1107d 1107d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker net virt kvm 19 C done 3 1091d 1091d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 1174d 1174d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1266d 1264d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1325d 1618d
usb-testing boot error: WARNING in cpumask_next_wrap virt net -1 21 1344d 1348d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity net virt -1 1 1402d 1398d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1319d 1319d
bpf-next boot error: WARNING in cpumask_next_wrap virt net -1 99 1326d 1340d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1449d 1445d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) net virt 6 1 1371d 1371d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1685d 2522d
INFO: task hung in vhost_net_stop net virt kvm 1 C error error 233 1568d 1758d
memory leak in vhost_net_ioctl virt kvm net 3 C 11 2547d 2572d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1443d 1443d
KASAN: use-after-free Read in sock_def_write_space (4) virt net 19 7 1506d 1674d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1477d 1527d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1585d 1583d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1521d 1521d
INFO: task hung in vhost_vsock_dev_ioctl net virt kvm 1 1 1593d 1593d
general protection fault in virtio_gpu_object_create virt dri 2 2 1658d 1660d
general protection fault in virtio_gpu_poll dri virt 2 7 1683d 1686d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 21 1 1692d 1660d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1638d 1638d
INFO: task hung in memory_access_ok kvm net virt 1 1 1613d 1613d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1638d 1647d
KCSAN: data-race in virtnet_poll / virtnet_stats net virt 6 1 1643d 1643d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1704d 1704d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1664d 1696d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1706d 1706d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1754d 1754d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1826d 1826d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1806d 1806d
general protection fault in receive_buf virt net 2 2 1874d 1881d
BUG: corrupted list in napi_complete_done net virt 8 2 1880d 1881d
general protection fault in virtqueue_disable_cb virt 2 1 1883d 1877d
general protection fault in virtnet_poll virt net 2 1 1885d 1881d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1918d 1914d
INFO: rcu detected stall in net_rx_action net virt 1 3 1977d 1985d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 2050d 2018d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 2041d 2022d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 2046d 2022d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 2061d 2061d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 2134d 2134d
KMSAN: uninit-value in vhost_chr_write_iter virt kvm net 7 C 2 2163d 2163d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2277d 2294d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 2160d 2275d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2305d 2382d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2307d 2307d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2307d 2380d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2324d 2349d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2327d 2422d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2329d 2427d
KMSAN: uninit-value in kcov_remote_stop (2) virt kvm net 7 3 2384d 2384d
KMSAN: uninit-value in kcov_remote_start (2) kvm net virt 7 1216 2383d 2384d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2405d 2406d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2419d 2431d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2420d 2431d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2430d 2430d
KMSAN: uninit-value in consume_skb net virt 7 1 2484d 2484d
KMSAN: uninit-value in receive_buf (2) virt net 7 1 2714d 2714d
INFO: task hung in vhost_init_device_iotlb kvm net virt 1 3 2671d 2700d
KASAN: stack-out-of-bounds Read in vmalloc_fault (2) virt 17 11 2741d 2776d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE kvm net virt -1 422 2602d 2819d
KMSAN: uninit-value in sg_init_one net virt 7 11 2909d 2911d
KMSAN: uninit-value in virtnet_poll net virt 7 1 2909d 2909d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf virt net -1 13 2930d 2931d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2929d 2929d
KASAN: stack-out-of-bounds Read in dump_pagetable virt 17 2 2906d 2906d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2929d 2997d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2934d 2929d