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 112d 106d
BUG: sleeping function called from invalid context in get_random_u8 net virt 5 1 139d 135d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (10) virt 6 1 110d 110d
upstream test error: KMSAN: use-after-free in vring_map_one_sg virt -1 2 154d 151d
BUG: soft lockup in xfrm_timer_handler virt 1 1 209d 204d
INFO: rcu detected stall in vhost_task_fn (3) virt kvm net 1 2 209d 223d
possible deadlock in vsock_connect net virt 4 20 169d 176d
possible deadlock in vsock_shutdown net virt 4 2 175d 176d
possible deadlock in __vsock_release net virt 4 1 170d 170d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 210d 210d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) dri virt 1 1 249d 249d
upstream test error: general protection fault in vhost_dev_cleanup kvm net virt -1 19 214d 220d
INFO: task hung in vhost_dev_flush (2) net virt kvm 1 1 304d 304d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 331d 327d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer virt dri 1 14 424d 569d
INFO: rcu detected stall in vsock_connect net virt 1 1 433d 433d
BUG: unable to handle kernel paging request in clear_page_erms (6) net virt mm 8 2 458d 528d
INFO: trying to register non-static key in stats_request virt -1 2 478d 477d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 500d 602d
INFO: task hung in vhost_vsock_dev_release (2) virt kvm net 1 6 529d 607d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 533d 608d
INFO: task hung in vhost_worker_killed kvm net virt 1 1 538d 538d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 581d 592d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 585d 635d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 589d 589d
INFO: rcu detected stall in __unwind_start net virt 1 2 595d 627d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 597d 597d
INFO: rcu detected stall in free_obj_work net virt 1 2 598d 609d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 624d 620d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 639d 639d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 585d 614d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 617d 617d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 593d 629d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 658d 654d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 634d 633d
INFO: task hung in vhost_worker_flush kvm net virt 1 12 656d 822d
INFO: task hung in vhost_vsock_dev_ioctl (2) kvm net virt 1 1 667d 667d
upstream boot error: KMSAN: uninit-value in receive_buf net virt -1 155 658d 651d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 683d 721d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 657d 820d
INFO: task hung in vhost_vsock_dev_release net virt kvm 1 1 719d 719d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 658d 714d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 776d 776d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) virt dri -1 1 820d 816d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 772d 800d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 829d 843d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 799d 799d
general protection fault in psi_account_irqtime virt 19 C error 4 864d 1006d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 857d 857d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 872d 872d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 866d 1047d
memory leak in napi_skb_cache_get virt net 3 C 109 1216d 1195d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state virt dri -1 1 956d 952d
INFO: task hung in vhost_dev_flush kvm net virt 1 2 982d 1009d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 928d 1416d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 1042d 1042d
INFO: task hung in vhost_dev_stop virt kvm net 1 1 1007d 1007d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) virt net 6 1 966d 966d
general protection fault in vhost_task_start kvm net virt 2 C done 4 1083d 1085d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 983d 1559d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 994d 1012d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 1004d 1004d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker net virt kvm 19 C done 3 989d 988d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 1071d 1071d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1163d 1161d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1222d 1515d
usb-testing boot error: WARNING in cpumask_next_wrap virt net -1 21 1241d 1245d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity net virt -1 1 1300d 1296d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1216d 1216d
bpf-next boot error: WARNING in cpumask_next_wrap virt net -1 99 1224d 1238d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1347d 1343d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) net virt 6 1 1268d 1268d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1583d 2419d
INFO: task hung in vhost_net_stop net virt kvm 1 C error error 233 1465d 1655d
memory leak in vhost_net_ioctl virt kvm net 3 C 11 2444d 2469d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1340d 1340d
KASAN: use-after-free Read in sock_def_write_space (4) virt net 19 7 1404d 1572d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1375d 1424d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1482d 1480d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1418d 1418d
INFO: task hung in vhost_vsock_dev_ioctl net virt kvm 1 1 1490d 1490d
general protection fault in virtio_gpu_object_create virt dri 2 2 1555d 1557d
general protection fault in virtio_gpu_poll dri virt 2 7 1580d 1583d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 21 1 1589d 1557d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1535d 1535d
INFO: task hung in memory_access_ok kvm net virt 1 1 1510d 1510d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1535d 1545d
KCSAN: data-race in virtnet_poll / virtnet_stats net virt 6 1 1540d 1540d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1601d 1601d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1562d 1593d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1603d 1603d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1651d 1651d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1723d 1723d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1703d 1703d
general protection fault in receive_buf virt net 2 2 1771d 1779d
BUG: corrupted list in napi_complete_done net virt 8 2 1777d 1779d
general protection fault in virtqueue_disable_cb virt 2 1 1780d 1775d
general protection fault in virtnet_poll virt net 2 1 1782d 1779d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1815d 1811d
INFO: rcu detected stall in net_rx_action net virt 1 3 1874d 1883d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 1948d 1915d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 1938d 1919d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 1944d 1919d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 1959d 1959d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 2032d 2032d
KMSAN: uninit-value in vhost_chr_write_iter virt kvm net 7 C 2 2060d 2061d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2174d 2192d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 2057d 2173d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2203d 2279d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2205d 2205d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2205d 2277d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2221d 2247d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2224d 2319d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2226d 2325d
KMSAN: uninit-value in kcov_remote_stop (2) virt kvm net 7 3 2281d 2281d
KMSAN: uninit-value in kcov_remote_start (2) kvm net virt 7 1216 2280d 2281d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2302d 2303d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2317d 2329d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2318d 2328d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2327d 2327d
KMSAN: uninit-value in consume_skb net virt 7 1 2381d 2381d
KMSAN: uninit-value in receive_buf (2) virt net 7 1 2612d 2611d
INFO: task hung in vhost_init_device_iotlb kvm net virt 1 3 2568d 2597d
KASAN: stack-out-of-bounds Read in vmalloc_fault (2) virt 17 11 2638d 2673d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE kvm net virt -1 422 2500d 2717d
KMSAN: uninit-value in sg_init_one net virt 7 11 2806d 2808d
KMSAN: uninit-value in virtnet_poll net virt 7 1 2806d 2806d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf virt net -1 13 2827d 2828d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2826d 2826d
KASAN: stack-out-of-bounds Read in dump_pagetable virt 17 2 2803d 2803d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2826d 2894d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2832d 2826d