syzbot


Out of 125 bugs, 98 were automatically obsoleted (8 due to revoked reproducers), 27 were invalidated by users.
Applied filters: Label=subsystems:virt (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
INFO: rcu detected stall in vhost_task_fn (3) virt kvm net 1 2 116d 131d
possible deadlock in vsock_connect net virt 4 20 77d 84d
possible deadlock in vsock_shutdown net virt 4 2 83d 84d
possible deadlock in __vsock_release net virt 4 1 78d 78d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 118d 118d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) virt dri 1 1 156d 156d
upstream test error: general protection fault in vhost_dev_cleanup virt kvm net -1 19 122d 128d
INFO: task hung in vhost_dev_flush (2) kvm net virt 1 1 212d 212d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer virt dri -1 1 239d 235d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt 1 14 332d 477d
INFO: rcu detected stall in vsock_connect net virt 1 1 340d 340d
BUG: unable to handle kernel paging request in clear_page_erms (6) mm virt net 8 2 366d 436d
INFO: trying to register non-static key in stats_request virt -1 2 386d 385d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 408d 510d
INFO: task hung in vhost_vsock_dev_release (2) kvm net virt 1 6 436d 515d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 441d 516d
INFO: task hung in vhost_worker_killed net virt kvm 1 1 446d 446d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 488d 500d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 493d 543d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 497d 497d
INFO: rcu detected stall in __unwind_start net virt 1 2 503d 535d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 505d 505d
INFO: rcu detected stall in free_obj_work net virt 1 2 506d 516d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 531d 527d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 547d 547d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 493d 522d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 524d 524d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 500d 537d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 566d 562d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 542d 541d
INFO: task hung in vhost_worker_flush virt kvm net 1 12 564d 729d
INFO: task hung in vhost_vsock_dev_ioctl (2) net virt kvm 1 1 575d 575d
upstream boot error: KMSAN: uninit-value in receive_buf virt net -1 155 566d 559d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 591d 628d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 565d 728d
INFO: task hung in vhost_vsock_dev_release virt kvm net 1 1 627d 627d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 566d 621d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 684d 684d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) dri virt -1 1 728d 724d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 680d 707d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 737d 751d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 707d 707d
general protection fault in psi_account_irqtime virt 19 C error 4 772d 914d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 765d 765d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 780d 780d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 774d 955d
memory leak in napi_skb_cache_get net virt 3 C 109 1124d 1103d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state dri virt -1 1 863d 859d
INFO: task hung in vhost_dev_flush virt kvm net 1 2 890d 917d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 836d 1323d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 950d 950d
INFO: task hung in vhost_dev_stop kvm net virt 1 1 915d 915d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) net virt 6 1 874d 874d
general protection fault in vhost_task_start kvm net virt 2 C done 4 991d 993d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 891d 1467d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 901d 920d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 912d 912d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker virt kvm net 19 C done 3 896d 896d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 979d 979d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1071d 1069d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1130d 1423d
usb-testing boot error: WARNING in cpumask_next_wrap net virt -1 21 1149d 1153d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity virt net -1 1 1207d 1203d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1124d 1124d
bpf-next boot error: WARNING in cpumask_next_wrap net virt -1 99 1132d 1146d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1254d 1250d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) virt net 6 1 1176d 1176d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1490d 2327d
INFO: task hung in vhost_net_stop kvm net virt 1 C error error 233 1373d 1563d
memory leak in vhost_net_ioctl kvm net virt 3 C 11 2352d 2377d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1248d 1248d
KASAN: use-after-free Read in sock_def_write_space (4) net virt 19 7 1312d 1479d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1282d 1332d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1390d 1388d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1326d 1326d
INFO: task hung in vhost_vsock_dev_ioctl virt kvm net 1 1 1398d 1398d
general protection fault in virtio_gpu_object_create dri virt 2 2 1463d 1465d
general protection fault in virtio_gpu_poll dri virt 2 7 1488d 1491d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 23 1 1497d 1465d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1443d 1443d
INFO: task hung in memory_access_ok kvm net virt 1 1 1418d 1418d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1443d 1452d
KCSAN: data-race in virtnet_poll / virtnet_stats virt net 6 1 1448d 1448d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1509d 1509d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1469d 1501d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1511d 1511d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1559d 1559d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1631d 1631d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1611d 1611d
general protection fault in receive_buf virt net 2 2 1679d 1686d
BUG: corrupted list in napi_complete_done virt net 8 2 1685d 1686d
general protection fault in virtqueue_disable_cb virt 2 1 1688d 1682d
general protection fault in virtnet_poll net virt 2 1 1690d 1686d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1723d 1719d
INFO: rcu detected stall in net_rx_action net virt 1 3 1782d 1790d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 1855d 1823d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 1846d 1827d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 1851d 1827d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 1866d 1866d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 1939d 1939d
KMSAN: uninit-value in vhost_chr_write_iter net virt kvm 7 C 2 1968d 1968d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2082d 2099d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 1965d 2080d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2111d 2187d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2112d 2112d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2112d 2185d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2129d 2154d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2132d 2227d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2134d 2232d
KMSAN: uninit-value in kcov_remote_stop (2) net virt kvm 7 3 2189d 2189d
KMSAN: uninit-value in kcov_remote_start (2) net virt kvm 7 1216 2188d 2189d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2210d 2211d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2225d 2236d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2225d 2236d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2235d 2235d
KMSAN: uninit-value in consume_skb net virt 7 1 2289d 2289d
KMSAN: uninit-value in receive_buf (2) net virt 7 1 2519d 2519d
INFO: task hung in vhost_init_device_iotlb net virt kvm 1 3 2476d 2505d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE virt kvm net -1 422 2408d 2624d
KMSAN: uninit-value in sg_init_one virt net 7 11 2714d 2716d
KMSAN: uninit-value in virtnet_poll virt net 7 1 2714d 2714d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf net virt -1 13 2735d 2736d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2734d 2734d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2734d 2802d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2739d 2734d