syzbot


Out of 133 bugs, 105 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
INFO: task hung in vhost_vsock_dev_release (3) kvm net virt 1 1 119d 119d
BUG: soft lockup in vsock_loopback_work net virt kvm 1 1 162d 156d
BUG: sleeping function called from invalid context in get_random_u8 net virt 5 1 189d 185d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (10) virt 6 1 160d 160d
upstream test error: KMSAN: use-after-free in vring_map_one_sg virt -1 2 204d 201d
BUG: soft lockup in xfrm_timer_handler virt 1 1 259d 254d
INFO: rcu detected stall in vhost_task_fn (3) virt kvm net 1 2 259d 273d
possible deadlock in vsock_connect net virt 4 20 219d 226d
possible deadlock in vsock_shutdown net virt 4 2 225d 226d
possible deadlock in __vsock_release net virt 4 1 221d 221d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (7) virt 6 1 260d 260d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer (2) dri virt 1 1 299d 299d
upstream test error: general protection fault in vhost_dev_cleanup kvm net virt -1 19 264d 270d
INFO: task hung in vhost_dev_flush (2) net virt kvm 1 1 354d 354d
WARNING in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 381d 377d
INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer virt dri 1 14 474d 619d
INFO: rcu detected stall in vsock_connect net virt 1 1 483d 483d
BUG: unable to handle kernel paging request in clear_page_erms (6) net virt mm 8 2 508d 578d
INFO: trying to register non-static key in stats_request virt -1 2 528d 527d
INFO: rcu detected stall in blk_mq_run_hw_queues block net virt 1 3 550d 652d
INFO: task hung in vhost_vsock_dev_release (2) virt kvm net 1 6 579d 657d
INFO: task hung in vhost_net_stop (2) kvm net virt 1 4 583d 658d
INFO: task hung in vhost_worker_killed kvm net virt 1 1 588d 588d
INFO: rcu detected stall in drain_vmap_area_work (2) net virt 1 2 631d 642d
INFO: rcu detected stall in vhost_task_fn (2) kvm net virt 1 3 635d 685d
INFO: rcu detected stall in update_balloon_stats_func (2) virt 1 1 639d 639d
INFO: rcu detected stall in __unwind_start net virt 1 2 645d 677d
INFO: rcu detected stall in vmstat_shepherd net virt 1 1 647d 647d
INFO: rcu detected stall in free_obj_work net virt 1 2 648d 659d
upstream test error: KMSAN: uninit-value in virtnet_poll net virt -1 1 674d 670d
INFO: rcu detected stall in ext4_release_dir (2) net virt 1 1 689d 689d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (3) virt 6 2 635d 664d
upstream test error: KMSAN: uninit-value in net_rx_action net virt -1 1 667d 667d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (4) virt 6 3 643d 679d
upstream boot error: KMSAN: uninit-value in corrupted net virt -1 1 708d 704d
KMSAN: uninit-value in virtqueue_add (5) virt 7 170 684d 683d
INFO: task hung in vhost_worker_flush kvm net virt 1 12 706d 872d
INFO: task hung in vhost_vsock_dev_ioctl (2) kvm net virt 1 1 717d 717d
upstream boot error: KMSAN: uninit-value in receive_buf net virt -1 155 708d 701d
INFO: rcu detected stall in net_rx_action (5) virt wireguard wireless 1 3 733d 771d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt (2) virt 6 25 707d 870d
INFO: task hung in vhost_vsock_dev_release net virt kvm 1 1 769d 769d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (3) virt 6 37 708d 764d
upstream boot error: INFO: task hung in virtio_gpu_queue_fenced_ctrl_buffer dri virt -1 1 826d 826d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state (2) virt dri -1 1 870d 866d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb (2) virt 6 3 823d 850d
KMSAN: uninit-value in vsock_assign_transport net virt 7 C 2 879d 893d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (3) virt 6 1 849d 849d
general protection fault in psi_account_irqtime virt 19 C error 4 914d 1056d
KASAN: slab-use-after-free Read in sock_wfree net virt 19 1 907d 907d
INFO: rcu detected stall in update_balloon_stats_func virt 1 1 922d 922d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_disable_cb virt 6 47 916d 1097d
memory leak in napi_skb_cache_get virt net 3 C 109 1266d 1245d
upstream boot error: INFO: task hung in drm_atomic_get_plane_state virt dri -1 1 1006d 1002d
INFO: task hung in vhost_dev_flush kvm net virt 1 2 1032d 1059d
KCSAN: data-race in virtqueue_disable_cb / vring_interrupt virt 6 130 978d 1466d
KASAN: use-after-free Read in receive_buf (2) virt net 19 1 1092d 1092d
INFO: task hung in vhost_dev_stop virt kvm net 1 1 1057d 1057d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (3) virt net 6 1 1016d 1016d
general protection fault in vhost_task_start kvm net virt 2 C done 4 1133d 1135d
KCSAN: data-race in detach_buf_split / virtqueue_add virt 6 821 1033d 1609d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (8) virt 6 2 1044d 1063d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (6) virt 6 1 1054d 1054d
KASAN: slab-use-after-free Read in __vhost_vq_attach_worker net virt kvm 19 C done 3 1039d 1038d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (7) virt 6 1 1121d 1121d
kernel BUG in vhost_vsock_handle_tx_kick kvm net virt -1 C done 5 1213d 1211d
KMSAN: uninit-value in virtqueue_add (3) virt 7 13 1272d 1565d
usb-testing boot error: WARNING in cpumask_next_wrap virt net -1 21 1291d 1295d
usb-testing boot error: BUG: unable to handle kernel paging request in virtnet_set_affinity net virt -1 1 1350d 1346d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (6) virt 6 1 1266d 1266d
bpf-next boot error: WARNING in cpumask_next_wrap virt net -1 99 1274d 1288d
general protection fault in virtio_gpu_object_create (2) virt dri 2 C 2 1397d 1393d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats (2) net virt 6 1 1318d 1318d
INFO: rcu detected stall in vhost_worker kvm net virt 1 C done 45 1633d 2469d
INFO: task hung in vhost_net_stop net virt kvm 1 C error error 233 1516d 1705d
memory leak in vhost_net_ioctl virt kvm net 3 C 11 2494d 2519d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (5) virt 6 1 1390d 1390d
KASAN: use-after-free Read in sock_def_write_space (4) virt net 19 7 1454d 1622d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (5) virt 6 3 1425d 1474d
general protection fault in vhost_iotlb_itree_first kvm net virt 2 1 1532d 1530d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (4) virt 6 1 1468d 1468d
INFO: task hung in vhost_vsock_dev_ioctl net virt kvm 1 1 1540d 1540d
general protection fault in virtio_gpu_object_create virt dri 2 2 1605d 1607d
general protection fault in virtio_gpu_poll dri virt 2 7 1630d 1634d
KASAN: out-of-bounds Write in virtio_gpu_cmd_transfer_to_host_2d dri virt 21 1 1639d 1607d
INFO: task hung in vhost_dev_ioctl net virt kvm 1 1 1585d 1585d
INFO: task hung in memory_access_ok kvm net virt 1 1 1560d 1560d
KCSAN: data-race in free_old_xmit_skbs / virtnet_stats net virt 6 3 1585d 1595d
KCSAN: data-race in virtnet_poll / virtnet_stats net virt 6 1 1590d 1590d
KASAN: use-after-free Read in __napi_schedule net virt 19 1 1651d 1651d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt (2) virt 6 4 1612d 1643d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (3) virt 6 1 1653d 1653d
KCSAN: data-race in virtqueue_enable_cb_delayed / vring_interrupt virt 6 1 1701d 1701d
general protection fault in virtio_transport_seqpacket_allow net virt kvm 2 C unreliable unreliable 2 1773d 1773d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx (2) virt 6 1 1753d 1753d
general protection fault in receive_buf virt net 2 2 1821d 1829d
BUG: corrupted list in napi_complete_done net virt 8 2 1827d 1829d
general protection fault in virtqueue_disable_cb virt 2 1 1830d 1825d
general protection fault in virtnet_poll virt net 2 1 1833d 1829d
KASAN: invalid-access Read in virtblk_request_done block virt 17 1 1865d 1861d
INFO: rcu detected stall in net_rx_action net virt 1 3 1924d 1933d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (3) virt 6 1 1998d 1965d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (4) virt 6 1 1988d 1969d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare (2) virt 6 1 1994d 1969d
KCSAN: data-race in virtnet_poll / virtqueue_add virt 6 1 2009d 2009d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (3) virt 6 1 2082d 2082d
KMSAN: uninit-value in vhost_chr_write_iter virt kvm net 7 C 2 2111d 2111d
KMSAN: uninit-value in vring_map_one_sg virt 7 C 4 2224d 2242d
KMSAN: uninit-value in virtqueue_add virt 7 C 271 2107d 2223d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add (2) virt 6 3 2253d 2329d
KCSAN: data-race in detach_buf_split / virtnet_poll virt 6 1 2255d 2255d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed (2) virt 6 3 2255d 2327d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt (2) virt 6 4 2271d 2297d
KCSAN: data-race in virtqueue_enable_cb_delayed / virtqueue_enable_cb_prepare virt 6 31 2274d 2369d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_get_buf_ctx virt 6 31 2276d 2375d
KMSAN: uninit-value in kcov_remote_stop (2) virt kvm net 7 3 2331d 2332d
KMSAN: uninit-value in kcov_remote_start (2) kvm net virt 7 1216 2330d 2332d
kmsan boot error: BUG: attempting to access two shadow page ranges. virt -1 12 2352d 2353d
KCSAN: data-race in virtqueue_disable_cb / virtqueue_enable_cb_delayed virt 6 2 2367d 2379d
KCSAN: data-race in virtqueue_get_buf_ctx / vring_interrupt virt 6 3 2368d 2378d
KCSAN: data-race in virtnet_poll_tx / virtqueue_add virt 6 1 2377d 2377d
KMSAN: uninit-value in consume_skb net virt 7 1 2431d 2431d
KMSAN: uninit-value in receive_buf (2) virt net 7 1 2662d 2662d
INFO: task hung in vhost_init_device_iotlb kvm net virt 1 3 2618d 2647d
KASAN: stack-out-of-bounds Read in vmalloc_fault (2) virt 17 11 2688d 2723d
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:LINE kvm net virt -1 422 2550d 2767d
KMSAN: uninit-value in sg_init_one net virt 7 11 2856d 2858d
KMSAN: uninit-value in virtnet_poll net virt 7 1 2856d 2856d
https://github.com/google/kmsan.git boot error: KMSAN: uninit-value in receive_buf virt net -1 13 2877d 2878d
KMSAN: uninit-value in __napi_alloc_skb net virt 7 1 2876d 2876d
KASAN: stack-out-of-bounds Read in dump_pagetable virt 17 2 2853d 2853d
kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 C 64521 2876d 2945d
https://github.com/google/kmsan.git test error: kernel BUG at mm/kmsan/kmsan.c:LINE! virt -1 1 2882d 2876d