syzbot

 sign-in | mailing list | source | docs
🐞 Open [1444]
≡ Subsystems
🐞 Fixed [6942]
🐞 Invalid [18087]
⬇ Missing Backports [223]
≡ Crashes
Kernel Health Bugs/Month Bug Lifetimes Fuzzing
Total Repo Heatmap Subsystems Heatmap
✨ AI
💬 Send us feedback

Applied filters: Label=subsystems:kvm (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
WARNING in kvm_gmem_fault_user_mapping kvm -1 C error 3 12d 26d 2/29 never mm: thp: deny THP for files on anonymous inodes
KASAN: slab-use-after-free Write in kvm_gmem_release kvm 22 C done 12 75d 125d 29/29 49d ae431059e75d KVM: guest_memfd: Remove bindings on memslot deletion when gmem is dying
WARNING in virtio_transport_send_pkt_info net virt kvm -1 C 145 180d 198d 29/29 139d 7fb1291257ea vsock/virtio: Fix message iterator handling on transmit path
WARNING: suspicious RCU usage in kvm_vcpu_gfn_to_memslot kvm 4 C 67 339d 398d 28/29 260d 3617c0ee7dec KVM: x86/xen: Only write Xen hypercall page for guest writes to MSR
general protection fault in add_wait_queue kvm net virt 10 C done 676 374d 387d 28/29 260d 78dafe1cf3af vsock: Orphan socket after transport release
KASAN: slab-use-after-free Read in kvm_put_kvm kvm 19 1 491d 491d 28/29 469d ae8f8b376102 KVM: arm64: Unregister redistributor for failed vCPU creation
WARNING in __kvm_gpc_refresh (2) kvm -1 C error 2 624d 638d 27/29 560d ebbdf37ce9ab KVM: Validate hva in kvm_gpc_activate_hva() to fix __kvm_gpc_refresh() WARN
UBSAN: array-index-out-of-bounds in lock_timer_base fs kvm 15 4 618d 632d 26/29 596d b79922009214 bcachefs: Add missing synchronize_srcu_expedited() call when shutting down
WARNING: locking bug in srcu_gp_start_if_needed kvm fs 4 2 623d 624d 26/29 596d f770a6e9a3d7 bcachefs: Fix initialization order for srcu barrier
WARNING: locking bug in __timer_delete_sync fs kvm 4 6 610d 634d 26/29 596d b79922009214 bcachefs: Add missing synchronize_srcu_expedited() call when shutting down
KASAN: slab-use-after-free Read in vhost_task_fn kvm net virt 19 C done 2661 664d 666d 25/29 630d db5247d9bf5c vhost_task: Handle SIGKILL by flushing work and exiting
WARNING in __kvm_gpc_refresh kvm -1 C 178 644d 709d 25/29 644d 5c9ca4ed8908 KVM: Check validity of offset+length of gfn_to_pfn_cache prior to activation
WARNING in kvm_mmu_notifier_invalidate_range_start (3) kvm -1 C inconclusive done 44 771d 831d 25/29 720d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_mmu_notifier_change_pte kvm -1 C inconclusive 2 795d 805d 25/29 757d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
KMSAN: uninit-value in virtio_transport_recv_pkt virt kvm net 7 C 20713 838d 852d 25/29 797d 34c4effacfc3 virtio/vsock: Fix uninit-value in virtio_transport_recv_pkt()
general protection fault in vhost_work_queue net virt kvm 2 1 1007d 1002d 23/29 967d a284f09effea vhost: Fix crash during early vhost_transport_send_pkt calls
kernel BUG in vhost_get_vq_desc virt kvm net -1 C inconclusive 19 1461d 1474d 22/29 1097d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
WARNING: ODEBUG bug in kvm_xen_vcpu_set_attr kvm kvm-x86 io-uring -1 C done 4 1305d 1357d 22/29 1097d af735db31285 KVM: x86/xen: Initialize Xen timer only once c03689913635 KVM: x86/xen: Stop Xen timer before changing IRQ
INFO: task hung in vhost_work_dev_flush virt kvm net 1 C error 2 1477d 1468d 22/29 1097d e2ae38cf3d91 vhost: fix hung thread due to erroneous iotlb entries
WARNING in kvm_mmu_notifier_invalidate_range_start (2) kvm -1 C done 14 1424d 1437d 22/29 1097d 01e67e04c281 mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)
WARNING in vhost_dev_cleanup (2) net virt kvm -1 79 1461d 1469d 22/29 1097d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
memory leak in kvm_set_memslot kvm 3 C 1 1380d 1380d 22/29 1097d c87661f855c3 KVM: Free new dirty bitmap if creating a new memslot fails
kernel BUG in kvm_read_guest_offset_cached kvm -1 11 1549d 1556d 20/29 1450d 8503fea6761d KVM: VMX: do not use uninitialized gfn_to_hva_cache
WARNING in kvm_mmu_notifier_invalidate_range_start kvm -1 C done 19 1458d 1520d 20/29 1450d d6aba4c8e20d hugetlbfs: fix off-by-one error in hugetlb_vmdelete_list()
upstream boot error: WARNING in kvm_wait kvm -1 233 1804d 1818d 20/29 1568d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
memory leak in kvm_dev_ioctl kvm 3 C 37 1686d 1698d 20/29 1568d 004d62eb4e57 kvm: debugfs: fix memory leak in kvm_create_vm_debugfs
usb-testing boot error: WARNING in kvm_wait kvm -1 3 1812d 1814d 20/29 1568d f4e61f0c9add  x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in kvm_wait kvm -1 C error 119882 1797d 1815d 20/29 1568d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
bpf-next test error: WARNING in kvm_wait kvm -1 1 1807d 1807d 20/29 1568d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
memory leak in virtio_transport_send_pkt_info virt kvm net 3 C 2 1780d 1843d 20/29 1568d 8432b8114957 vsock/virtio: free queued packets when closing socket
net test error: WARNING in kvm_wait kvm -1 1 1810d 1810d 20/29 1568d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
linux-next boot error: WARNING in kvm_wait kvm -1 9 1803d 1814d 20/29 1568d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
upstream test error: WARNING in kvm_wait kvm -1 2 1810d 1811d 20/29 1568d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
general protection fault in kvm_hv_irq_routing_update kvm kvm-x86 2 C done 33 1819d 1825d 20/29 1783d 919f4ebc5987 KVM: x86: hyper-v: Fix Hyper-V context null-ptr-deref
BUG: unable to handle kernel NULL pointer dereference in kvm_vm_ioctl kvm 10 1 2079d 2079d 15/29 2049d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in kvm_vcpu_gfn_to_memslot kvm 10 1 2078d 2078d 15/29 2049d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: soft lockup in wg_packet_tx_worker kvm 1 1 2121d 2121d 15/29 2049d df4953e4e997 sch_sfq: validate silly quantum values
KASAN: slab-out-of-bounds Read in __kvm_gfn_to_hva_cache_init kvm 17 C done 1537 2105d 2150d 15/29 2078d b6467ab142b7 KVM: Check validity of resolved slot when searching memslots
kernel panic: stack is corrupted in vhost_net_ioctl kvm net virt 2 C done 2 2202d 2288d 15/29 2142d 42d84c8490f9 vhost: Check docket sk_family instead of call getname
INFO: task hung in lock_sock_nested (2) net virt kvm 1 C done 418 2182d 2195d 15/29 2142d 3f74957fcbea vsock: fix potential deadlock in transport->release()
general protection fault in virtio_transport_release kvm net virt 2 C done 7 2289d 2290d 15/29 2266d 039fcccaed33 vsock: avoid to assign transport if its initialization fails
general protection fault in kvm_coalesced_mmio_init kvm 2 syz done 48 2296d 2305d 14/29 2280d 8a44119a98be KVM: Fix NULL-ptr deref after kvm_create_vm fails
BUG: unable to handle kernel paging request in coalesced_mmio_write kvm 8 C done 10 2432d 2437d 13/29 2324d b60fe990c6b0 KVM: coalesced_mmio: add bounds checking
INFO: task hung in vhost_net_stop_vq net virt kvm 1 C done 136 2506d 2644d 12/29 2466d 813dbeb656d6 vhost: reject zero size iova range
KMSAN: kernel-infoleak in kvm_vcpu_write_guest_page kvm 9 C 25 2639d 2667d 11/29 2548d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
KMSAN: uninit-value in kvm_clear_dirty_log_protect kvm 7 6 2548d 2593d 11/29 2548d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
KASAN: slab-out-of-bounds Read in kvm_clear_dirty_log_protect kvm 17 C 54 2600d 2611d 11/29 2548d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
WARNING: refcount bug in kvm_vm_ioctl kvm 13 syz 13 2582d 2695d 11/29 2548d cfa39381173d kvm: fix kvm_ioctl_create_device() reference counting (CVE-2019-6974)
KASAN: use-after-free Read in kvm_put_kvm kvm 19 C 143 2625d 2685d 11/29 2602d 987d1149be7d KVM: fix unregistering coalesced mmio zone from wrong bus
KASAN: use-after-free Read in vhost_transport_send_pkt kvm net virt 19 syz 36 2640d 2767d 11/29 2626d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KASAN: use-after-free Read in vhost_work_queue kvm net virt 19 syz 30 2638d 2738d 11/29 2626d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KASAN: use-after-free Read in vhost_transport_cancel_pkt kvm net virt 19 syz 17 2665d 2709d 11/29 2626d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KMSAN: kernel-infoleak in kvm_write_guest_page kvm 9 C 36 2640d 2667d 11/29 2637d bcbfbd8ec210 KVM: x86: Fix kernel info-leak in KVM_HC_CLOCK_PAIRING hypercall
KASAN: use-after-free Read in iotlb_access_ok kvm net virt 19 1 2763d 2759d 8/29 2738d b13f9c636437 vhost: reset metadata cache when initializing new IOTLB
KASAN: use-after-free Write in irq_bypass_register_consumer kvm 22 C 1632 2779d 3040d 8/29 2742d b5020a8e6b54 KVM/Eventfd: Avoid crash when assign and deassign specific eventfd in parallel.
KMSAN: uninit-value in _copy_to_iter (2) kvm net virt 7 C 226 2819d 2865d 8/29 2788d 670ae9caaca4 vhost: fix info leak due to uninitialized memory
general protection fault in __radix_tree_delete kvm kvm-x86 2 C 38 2832d 2859d 5/29 2820d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
WARNING in __mutex_unlock_slowpath kvm kvm-x86 -1 C 2 2856d 2859d 5/29 2820d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
kernel BUG at drivers/vhost/vhost.c:LINE! (2) virt kvm net -1 C 139 2851d 2882d 5/29 2850d d14d2b78090c vhost: fix vhost_vq_access_ok() log check
KASAN: use-after-free Read in perf_trace_lock_acquire (2) kvm net virt 19 C 188 2945d 3017d 5/29 2864d 4cd879515d68 vhost_net: stop device during reset owner
BUG: corrupted list in remove_wait_queue virt kvm net 8 C 5 2895d 2898d 5/29 2882d dc6455a71c7f vhost: correctly remove wait queue during poll failure
kernel BUG at drivers/vhost/vhost.c:LINE! kvm net virt -1 C 152 2882d 2900d 5/29 2882d d65026c6c62e vhost: validate log when IOTLB is enabled
possible deadlock in handle_rx virt kvm net 4 C 4 2894d 2893d 5/29 2882d aaa3149bbee9 vhost_net: add missing lock nesting notation
KASAN: use-after-free Read in __list_add_valid (3) kvm net virt 19 16 2946d 2953d 4/29 2943d 4cd879515d68 vhost_net: stop device during reset owner
WARNING in vhost_dev_cleanup net virt kvm -1 C 4 2948d 2953d 4/29 2946d 4cd879515d68 vhost_net: stop device during reset owner
possible deadlock in vhost_chr_write_iter kvm net virt 4 C 25952 2953d 2956d 4/29 2949d e9cb4239134c vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()