syzbot


Out of 131 bugs, 103 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: sleeping function called from invalid context in get_random_u8 net virt 5 1 100d 96d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (10) virt 6 1 70d 70d
upstream test error: KMSAN: use-after-free in vring_map_one_sg virt -1 2 114d 111d
BUG: soft lockup in xfrm_timer_handler virt 1 1 169d 165d
INFO: rcu detected stall in vhost_task_fn (3) virt kvm net 1 2 169d 183d
possible deadlock in vsock_connect net virt 4 20 130d 137d
possible deadlock in vsock_shutdown net virt 4 2 136d 137d
possible deadlock in __vsock_release net virt 4 1 131d 131d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 171d 171d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) dri virt 1 1 209d 209d
upstream test error: general protection fault in vhost_dev_cleanup kvm net virt -1 19 175d 181d
INFO: task hung in vhost_dev_flush (2) net virt kvm 1 1 264d 264d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 291d 287d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer virt dri 1 14 385d 529d
INFO: rcu detected stall in vsock_connect net virt 1 1 393d 393d
BUG: unable to handle kernel paging request in clear_page_erms (6) net virt mm 8 2 419d 488d
INFO: trying to register non-static key in stats_request virt -1 2 439d 437d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 461d 563d
INFO: task hung in vhost_vsock_dev_release (2) virt kvm net 1 6 489d 568d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 494d 568d
INFO: task hung in vhost_worker_killed kvm net virt 1 1 498d 498d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 541d 552d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 546d 596d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 549d 549d
INFO: rcu detected stall in __unwind_start net virt 1 2 556d 587d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 558d 558d
INFO: rcu detected stall in free_obj_work net virt 1 2 559d 569d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 584d 580d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 600d 600d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 545d 574d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 577d 577d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 553d 589d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 619d 615d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 594d 593d
INFO: task hung in vhost_worker_flush kvm net virt 1 12 617d 782d
INFO: task hung in vhost_vsock_dev_ioctl (2) kvm net virt 1 1 627d 627d
upstream boot error: KMSAN: uninit-value in receive_buf net virt -1 155 619d 612d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 644d 681d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 618d 781d
INFO: task hung in vhost_vsock_dev_release net virt kvm 1 1 680d 680d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 618d 674d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 737d 736d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) virt dri -1 1 781d 777d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 733d 760d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 790d 804d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 759d 759d
general protection fault in psi_account_irqtime virt 19 C error 4 824d 966d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 818d 818d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 833d 833d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 826d 1008d
memory leak in napi_skb_cache_get virt net 3 C 109 1176d 1155d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state virt dri -1 1 916d 912d
INFO: task hung in vhost_dev_flush kvm net virt 1 2 942d 970d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 888d 1376d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 1002d 1002d
INFO: task hung in vhost_dev_stop virt kvm net 1 1 968d 968d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) virt net 6 1 926d 926d
general protection fault in vhost_task_start kvm net virt 2 C done 4 1043d 1045d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 943d 1520d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 954d 973d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 964d 964d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker net virt kvm 19 C done 3 949d 949d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 1031d 1031d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1124d 1122d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1183d 1475d
usb-testing boot error: WARNING in cpumask_next_wrap virt net -1 21 1201d 1205d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity net virt -1 1 1260d 1256d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1177d 1177d
bpf-next boot error: WARNING in cpumask_next_wrap virt net -1 99 1184d 1198d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1307d 1303d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) net virt 6 1 1229d 1229d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1543d 2379d
INFO: task hung in vhost_net_stop net virt kvm 1 C error error 233 1426d 1616d
memory leak in vhost_net_ioctl virt kvm net 3 C 11 2404d 2430d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1300d 1300d
KASAN: use-after-free Read in sock_def_write_space (4) virt net 19 7 1364d 1532d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1335d 1385d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1443d 1440d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1379d 1379d
INFO: task hung in vhost_vsock_dev_ioctl net virt kvm 1 1 1450d 1450d
general protection fault in virtio_gpu_object_create virt dri 2 2 1516d 1517d
general protection fault in virtio_gpu_poll dri virt 2 7 1541d 1544d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 23 1 1550d 1517d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1495d 1495d
INFO: task hung in memory_access_ok kvm net virt 1 1 1471d 1471d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1496d 1505d
KCSAN: data-race in virtnet_poll / virtnet_stats net virt 6 1 1501d 1501d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1561d 1561d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1522d 1553d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1564d 1564d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1611d 1611d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1683d 1683d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1664d 1664d
general protection fault in receive_buf virt net 2 2 1732d 1739d
BUG: corrupted list in napi_complete_done net virt 8 2 1737d 1739d
general protection fault in virtqueue_disable_cb virt 2 1 1740d 1735d
general protection fault in virtnet_poll virt net 2 1 1743d 1739d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1776d 1772d
INFO: rcu detected stall in net_rx_action net virt 1 3 1834d 1843d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 1908d 1875d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 1899d 1879d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 1904d 1879d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 1919d 1919d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 1992d 1992d
KMSAN: uninit-value in vhost_chr_write_iter virt kvm net 7 C 2 2021d 2021d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2134d 2152d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 2017d 2133d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2163d 2239d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2165d 2165d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2165d 2237d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2182d 2207d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2184d 2279d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2186d 2285d
KMSAN: uninit-value in kcov_remote_stop (2) virt kvm net 7 3 2241d 2242d
KMSAN: uninit-value in kcov_remote_start (2) kvm net virt 7 1216 2241d 2242d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2263d 2264d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2277d 2289d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2278d 2288d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2287d 2287d
KMSAN: uninit-value in consume_skb net virt 7 1 2342d 2342d
KMSAN: uninit-value in receive_buf (2) virt net 7 1 2572d 2572d
INFO: task hung in vhost_init_device_iotlb kvm net virt 1 3 2529d 2557d
KASAN: stack-out-of-bounds Read in vmalloc_fault (2) virt 17 11 2599d 2634d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE kvm net virt -1 422 2460d 2677d
KMSAN: uninit-value in sg_init_one net virt 7 11 2766d 2768d
KMSAN: uninit-value in virtnet_poll net virt 7 1 2767d 2767d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf virt net -1 13 2788d 2788d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2786d 2786d
KASAN: stack-out-of-bounds Read in dump_pagetable virt 17 2 2764d 2764d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2786d 2855d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2792d 2786d