syzbot


Out of 132 bugs, 104 were automatically obsoleted (8 due to revoked reproducers), 28 were invalidated by users.
Applied filters: Label=subsystems:virt (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
BUG: soft lockup in vsock_loopback_work net virt kvm 1 1 108d 101d
BUG: sleeping function called from invalid context in get_random_u8 net virt 5 1 135d 131d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (10) virt 6 1 105d 105d
upstream test error: KMSAN: use-after-free in vring_map_one_sg virt -1 2 149d 146d
BUG: soft lockup in xfrm_timer_handler virt 1 1 204d 199d
INFO: rcu detected stall in vhost_task_fn (3) virt kvm net 1 2 204d 218d
possible deadlock in vsock_connect net virt 4 20 165d 172d
possible deadlock in vsock_shutdown net virt 4 2 170d 172d
possible deadlock in __vsock_release net virt 4 1 166d 166d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 205d 205d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) dri virt 1 1 244d 244d
upstream test error: general protection fault in vhost_dev_cleanup kvm net virt -1 19 210d 216d
INFO: task hung in vhost_dev_flush (2) net virt kvm 1 1 299d 299d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 326d 322d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer virt dri 1 14 419d 564d
INFO: rcu detected stall in vsock_connect net virt 1 1 428d 428d
BUG: unable to handle kernel paging request in clear_page_erms (6) net virt mm 8 2 454d 523d
INFO: trying to register non-static key in stats_request virt -1 2 474d 472d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 496d 598d
INFO: task hung in vhost_vsock_dev_release (2) virt kvm net 1 6 524d 602d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 529d 603d
INFO: task hung in vhost_worker_killed kvm net virt 1 1 533d 533d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 576d 587d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 581d 631d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 584d 584d
INFO: rcu detected stall in __unwind_start net virt 1 2 591d 622d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 593d 593d
INFO: rcu detected stall in free_obj_work net virt 1 2 593d 604d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 619d 615d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 635d 635d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 580d 609d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 612d 612d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 588d 624d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 654d 650d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 629d 628d
INFO: task hung in vhost_worker_flush kvm net virt 1 12 652d 817d
INFO: task hung in vhost_vsock_dev_ioctl (2) kvm net virt 1 1 662d 662d
upstream boot error: KMSAN: uninit-value in receive_buf net virt -1 155 654d 646d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 679d 716d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 653d 816d
INFO: task hung in vhost_vsock_dev_release net virt kvm 1 1 715d 715d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 653d 709d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 772d 771d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) virt dri -1 1 816d 812d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 768d 795d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 824d 839d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 794d 794d
general protection fault in psi_account_irqtime virt 19 C error 4 859d 1001d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 853d 853d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 868d 868d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 861d 1043d
memory leak in napi_skb_cache_get virt net 3 C 109 1211d 1190d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state virt dri -1 1 951d 947d
INFO: task hung in vhost_dev_flush kvm net virt 1 2 977d 1005d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 923d 1411d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 1037d 1037d
INFO: task hung in vhost_dev_stop virt kvm net 1 1 1003d 1003d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) virt net 6 1 961d 961d
general protection fault in vhost_task_start kvm net virt 2 C done 4 1078d 1080d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 978d 1555d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 989d 1008d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 999d 999d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker net virt kvm 19 C done 3 984d 983d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 1066d 1066d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1159d 1157d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1218d 1510d
usb-testing boot error: WARNING in cpumask_next_wrap virt net -1 21 1236d 1240d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity net virt -1 1 1295d 1291d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1212d 1212d
bpf-next boot error: WARNING in cpumask_next_wrap virt net -1 99 1219d 1233d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1342d 1338d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) net virt 6 1 1264d 1264d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1578d 2414d
INFO: task hung in vhost_net_stop net virt kvm 1 C error error 233 1461d 1651d
memory leak in vhost_net_ioctl virt kvm net 3 C 11 2439d 2465d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1335d 1335d
KASAN: use-after-free Read in sock_def_write_space (4) virt net 19 7 1399d 1567d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1370d 1420d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1477d 1475d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1414d 1414d
INFO: task hung in vhost_vsock_dev_ioctl net virt kvm 1 1 1485d 1485d
general protection fault in virtio_gpu_object_create virt dri 2 2 1551d 1552d
general protection fault in virtio_gpu_poll dri virt 2 7 1576d 1579d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 21 1 1585d 1552d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1530d 1530d
INFO: task hung in memory_access_ok kvm net virt 1 1 1506d 1506d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1531d 1540d
KCSAN: data-race in virtnet_poll / virtnet_stats net virt 6 1 1536d 1536d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1596d 1596d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1557d 1588d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1599d 1599d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1646d 1646d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1718d 1718d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1699d 1699d
general protection fault in receive_buf virt net 2 2 1767d 1774d
BUG: corrupted list in napi_complete_done net virt 8 2 1772d 1774d
general protection fault in virtqueue_disable_cb virt 2 1 1775d 1770d
general protection fault in virtnet_poll virt net 2 1 1778d 1774d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1811d 1807d
INFO: rcu detected stall in net_rx_action net virt 1 3 1869d 1878d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 1943d 1910d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 1934d 1914d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 1939d 1914d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 1954d 1954d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 2027d 2027d
KMSAN: uninit-value in vhost_chr_write_iter virt kvm net 7 C 2 2056d 2056d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2169d 2187d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 2052d 2168d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2198d 2274d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2200d 2200d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2200d 2272d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2217d 2242d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2219d 2314d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2221d 2320d
KMSAN: uninit-value in kcov_remote_stop (2) virt kvm net 7 3 2276d 2277d
KMSAN: uninit-value in kcov_remote_start (2) kvm net virt 7 1216 2276d 2277d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2298d 2299d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2312d 2324d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2313d 2323d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2322d 2322d
KMSAN: uninit-value in consume_skb net virt 7 1 2377d 2377d
KMSAN: uninit-value in receive_buf (2) virt net 7 1 2607d 2607d
INFO: task hung in vhost_init_device_iotlb kvm net virt 1 3 2564d 2592d
KASAN: stack-out-of-bounds Read in vmalloc_fault (2) virt 17 11 2634d 2668d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE kvm net virt -1 422 2495d 2712d
KMSAN: uninit-value in sg_init_one net virt 7 11 2801d 2803d
KMSAN: uninit-value in virtnet_poll net virt 7 1 2802d 2802d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf virt net -1 13 2823d 2823d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2821d 2821d
KASAN: stack-out-of-bounds Read in dump_pagetable virt 17 2 2798d 2799d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2821d 2890d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2827d 2821d