syzbot


Out of 121 bugs, 97 were automatically obsoleted (8 due to revoked reproducers), 24 were invalidated by users.
Applied filters: Label=subsystems:virt (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 57d 57d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) virt dri 1 1 96d 96d
upstream test error: general protection fault in vhost_dev_cleanup virt kvm net -1 19 62d 67d
INFO: task hung in vhost_dev_flush (2) kvm net virt 1 1 151d 151d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer virt dri -1 1 178d 174d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt 1 14 271d 416d
INFO: rcu detected stall in vsock_connect net virt 1 1 280d 280d
BUG: unable to handle kernel paging request in clear_page_erms (6) mm virt net 8 2 306d 375d
INFO: trying to register non-static key in stats_request virt -1 2 326d 324d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 348d 449d
INFO: task hung in vhost_vsock_dev_release (2) kvm net virt 1 6 376d 454d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 380d 455d
INFO: task hung in vhost_worker_killed net virt kvm 1 1 385d 385d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 428d 439d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 433d 482d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 436d 436d
INFO: rcu detected stall in __unwind_start net virt 1 2 442d 474d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 445d 445d
INFO: rcu detected stall in free_obj_work net virt 1 2 445d 456d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 471d 467d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 487d 487d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 432d 461d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 464d 464d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 440d 476d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 505d 501d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 481d 480d
INFO: task hung in vhost_worker_flush virt kvm net 1 12 503d 669d
INFO: task hung in vhost_vsock_dev_ioctl (2) net virt kvm 1 1 514d 514d
upstream boot error: KMSAN: uninit-value in receive_buf virt net -1 155 505d 498d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 531d 568d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 505d 668d
INFO: task hung in vhost_vsock_dev_release virt kvm net 1 1 566d 566d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 505d 561d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 624d 623d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) dri virt -1 1 668d 664d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 620d 647d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 676d 691d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 646d 646d
general protection fault in psi_account_irqtime virt 19 C error 4 711d 853d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 704d 704d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 719d 719d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 713d 894d
memory leak in napi_skb_cache_get net virt 3 C 109 1063d 1042d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state dri virt -1 1 803d 799d
INFO: task hung in vhost_dev_flush virt kvm net 1 2 829d 856d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 775d 1263d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 889d 889d
INFO: task hung in vhost_dev_stop kvm net virt 1 1 855d 855d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) net virt 6 1 813d 813d
general protection fault in vhost_task_start kvm net virt 2 C done 4 930d 932d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 830d 1407d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 841d 860d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 851d 851d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker virt kvm net 19 C done 3 836d 835d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 918d 918d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1010d 1009d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1070d 1362d
usb-testing boot error: WARNING in cpumask_next_wrap net virt -1 21 1088d 1092d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity virt net -1 1 1147d 1143d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1063d 1063d
bpf-next boot error: WARNING in cpumask_next_wrap net virt -1 99 1071d 1085d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1194d 1190d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) virt net 6 1 1115d 1115d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1430d 2266d
INFO: task hung in vhost_net_stop kvm net virt 1 C error error 233 1313d 1503d
memory leak in vhost_net_ioctl kvm net virt 3 C 11 2291d 2317d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1187d 1187d
KASAN: use-after-free Read in sock_def_write_space (4) net virt 19 7 1251d 1419d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1222d 1271d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1329d 1327d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1266d 1266d
INFO: task hung in vhost_vsock_dev_ioctl virt kvm net 1 1 1337d 1337d
general protection fault in virtio_gpu_object_create dri virt 2 2 1402d 1404d
general protection fault in virtio_gpu_poll dri virt 2 7 1427d 1431d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 23 1 1436d 1404d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1382d 1382d
INFO: task hung in memory_access_ok kvm net virt 1 1 1357d 1357d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1382d 1392d
KCSAN: data-race in virtnet_poll / virtnet_stats virt net 6 1 1388d 1388d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1448d 1448d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1409d 1440d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1451d 1451d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1498d 1498d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1570d 1570d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1550d 1550d
general protection fault in receive_buf virt net 2 2 1619d 1626d
BUG: corrupted list in napi_complete_done virt net 8 2 1624d 1626d
general protection fault in virtqueue_disable_cb virt 2 1 1627d 1622d
general protection fault in virtnet_poll net virt 2 1 1630d 1626d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1662d 1658d
INFO: rcu detected stall in net_rx_action net virt 1 3 1721d 1730d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 1795d 1762d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 1785d 1766d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 1791d 1766d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 1806d 1806d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 1879d 1879d
KMSAN: uninit-value in vhost_chr_write_iter net virt kvm 7 C 2 1908d 1908d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2021d 2039d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 1904d 2020d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2050d 2126d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2052d 2052d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2052d 2124d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2068d 2094d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2071d 2166d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2073d 2172d
KMSAN: uninit-value in kcov_remote_stop (2) net virt kvm 7 3 2128d 2129d
KMSAN: uninit-value in kcov_remote_start (2) net virt kvm 7 1216 2128d 2129d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2149d 2151d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2164d 2176d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2165d 2175d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2174d 2174d
KMSAN: uninit-value in consume_skb net virt 7 1 2228d 2228d
KMSAN: uninit-value in receive_buf (2) net virt 7 1 2459d 2459d
INFO: task hung in vhost_init_device_iotlb net virt kvm 1 3 2415d 2444d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE virt kvm net -1 422 2347d 2564d
KMSAN: uninit-value in sg_init_one virt net 7 11 2653d 2655d
KMSAN: uninit-value in virtnet_poll virt net 7 1 2654d 2654d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf net virt -1 13 2674d 2675d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2673d 2673d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2673d 2742d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2679d 2673d