syzbot


Applied filters: Label=subsystems:kvm (drop)
Title Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
WARNING: kmalloc bug in memslot_rmap_alloc kvm C unreliable 3 981d 1010d 1/28 never KVM: replace large kvmalloc allocation with vmalloc
KASAN: slab-use-after-free Read in vhost_task_fn kvm net virt C done 2661 41d 43d 26/28 7d02h db5247d9bf5c vhost_task: Handle SIGKILL by flushing work and exiting
WARNING in mmu_free_root_page kvm C 104 52d 75d 26/28 20d 1bc26cb90902 KVM: x86/mmu: Precisely invalidate MMU root_role during CPUID update
WARNING in clear_dirty_gfn_range kvm C 3 70d 91d 26/28 20d 2673dfb591a3 KVM: x86/mmu: Write-protect L2 SPTEs in TDP MMU when clearing dirty status
WARNING in __kvm_gpc_refresh kvm C 178 21d 85d 26/28 20d 5c9ca4ed8908 KVM: Check validity of offset+length of gfn_to_pfn_cache prior to activation
KMSAN: uninit-value in em_ret_far kvm C 37 89d 154d 26/28 62d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
KMSAN: uninit-value in em_ret_near_imm kvm 2 99d 112d 26/28 62d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
KMSAN: uninit-value in em_ret kvm 3 90d 112d 26/28 62d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
WARNING in kvm_mmu_notifier_invalidate_range_start (3) kvm C inconclusive done 44 147d 208d 26/28 97d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_mmu_notifier_change_pte kvm C inconclusive 2 171d 181d 26/28 134d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_arch_vcpu_ioctl_run (5) kvm C error 343 278d 365d 23/28 244d 26a0652cb453 KVM: x86: Disallow KVM_SET_SREGS{2} if incoming CR0 is invalid
general protection fault in vhost_work_queue kvm net virt 1 384d 379d 23/28 344d a284f09effea vhost: Fix crash during early vhost_transport_send_pkt calls
KASAN: slab-use-after-free Read in kvm_tdp_mmu_invalidate_all_roots kvm 3 416d 415d 22/28 370d edbdb43fc96b KVM: x86: Preserve TDP MMU roots until they are explicitly invalidated
WARNING in kvm_tdp_mmu_invalidate_all_roots kvm 1658 414d 417d 22/28 370d edbdb43fc96b KVM: x86: Preserve TDP MMU roots until they are explicitly invalidated
WARNING in kvm_arch_vcpu_ioctl_run (4) kvm C error 288 370d 453d 22/28 370d 0dc902267cb3 KVM: x86: Suppress pending MMIO write exits if emulator detects exception
KMSAN: uninit-value in kvm_irq_delivery_to_apic_fast kvm C 20 681d 715d 22/28 474d 8a414f943f8b KVM: x86: Fully initialize 'struct kvm_lapic_irq' in kvm_pv_kick_cpu_op() KVM: x86: Fully initialize 'struct kvm_lapic_irq' in kvm_pv_kick_cpu_op()
WARNING in vcpu_enter_guest (2) kvm C 42 587d 595d 22/28 474d dea0d5a2fde6 KVM: x86: Exempt pending triple fault from event injection sanity check
BUG: unable to handle kernel paging request in vmx_handle_exit_irqoff kvm C error 7736 566d 587d 22/28 474d 1cfaac2400c7 x86/kasan: Populate shadow for shared chunk of the CPU entry area
WARNING in vmx_queue_exception (2) kvm C 5 773d 772d 22/28 474d 053d2290c030 KVM: VMX: Exit to userspace if vCPU has injected exception and invalid state
kernel BUG in vhost_get_vq_desc kvm net virt C inconclusive 19 838d 850d 22/28 474d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
BUG: unable to handle kernel paging request in kvm_arch_hardware_enable kvm C error 28 662d 666d 22/28 474d 4ba4f4194274 KVM: Properly unwind VM creation if creating debugfs fails
WARNING: ODEBUG bug in kvm_xen_vcpu_set_attr kvm io-uring C done 4 681d 734d 22/28 474d 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 kvm net virt C error 2 853d 844d 22/28 474d e2ae38cf3d91 vhost: fix hung thread due to erroneous iotlb entries
WARNING in free_loaded_vmcs (3) kvm C inconclusive 2 870d 870d 22/28 474d f7e570780efc KVM: x86: Forcibly leave nested virt when SMM state is toggled
WARNING in kvm_arch_vcpu_ioctl_run (3) kvm C done error 16157 474d 2268d 22/28 474d ec6e4d863258 KVM: x86: Mark TSS busy during LTR emulation _after_ all fault checks
WARNING in kvm_mmu_notifier_invalidate_range_start (2) kvm C done 14 800d 814d 22/28 474d 01e67e04c281 mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)
memory leak in kvm_vcpu_ioctl_set_cpuid2 kvm C 1 871d 867d 22/28 474d 811f95ff9527 KVM: x86: Free kvm_cpuid_entry2 array on post-KVM_RUN KVM_SET_CPUID{,2}
WARNING in vhost_dev_cleanup (2) kvm net virt 79 838d 846d 22/28 474d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
memory leak in kvm_set_memslot kvm C 1 757d 757d 22/28 474d c87661f855c3 KVM: Free new dirty bitmap if creating a new memslot fails
general protection fault in kvm_arch_vcpu_ioctl kvm C inconclusive 365 674d 712d 22/28 474d f83894b24c2a KVM: x86: Fix handling of APIC LVT updates when userspace changes MCG_CAP
possible deadlock in scheduler_tick kvm C error 99 1164d 1176d 20/28 818d a83829f56c7c KVM: x86: disable interrupts while pvclock_gtod_sync_lock is taken 8228c77d8b56 KVM: x86: switch pvclock_gtod_sync_lock to a raw spinlock
general protection fault in rcu_segcblist_enqueue kvm C done done 368 1010d 1074d 20/28 826d eb7511bf9182 KVM: x86: Handle SRCU initialization failure during page track init
WARNING in nested_vmx_vmexit kvm C done 101 903d 920d 20/28 826d a80dfc025924 KVM: VMX: Always clear vmx->fail on emulation_required
kernel BUG in kvm_read_guest_offset_cached kvm 11 926d 932d 20/28 826d 8503fea6761d KVM: VMX: do not use uninitialized gfn_to_hva_cache
WARNING in vmx_queue_exception kvm 8 837d 899d 20/28 826d fc4fad79fc3d KVM: VMX: Reject KVM_RUN if emulation is required with pending exception
WARNING in kvm_mmu_notifier_invalidate_range_start kvm C done 19 835d 896d 20/28 826d d6aba4c8e20d hugetlbfs: fix off-by-one error in hugetlb_vmdelete_list()
WARNING in kvm_mmu_uninit_tdp_mmu kvm 3 862d 945d 20/28 826d 3a0f64de479c KVM: x86/mmu: Don't advance iterator after restart due to yielding
BUG: spinlock bad magic in synchronize_srcu kvm C done done 3254 988d 1358d 20/28 826d eb7511bf9182 KVM: x86: Handle SRCU initialization failure during page track init
KMSAN: uninit-value in kvm_cpuid kvm C 22 960d 985d 20/28 826d e8a747d0884e KVM: x86: Swap order of CPUID entry "index" vs. "significant flag" checks
upstream boot error: WARNING in kvm_wait kvm 233 1180d 1194d 20/28 945d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
memory leak in kvm_dev_ioctl kvm C 37 1063d 1075d 20/28 945d 004d62eb4e57 kvm: debugfs: fix memory leak in kvm_create_vm_debugfs
WARNING in exception_type kvm C error 1 1017d 1017d 20/28 945d e7177339d7b5 Revert "KVM: x86: mmu: Add guest physical address check in translate_gpa()"
usb-testing boot error: WARNING in kvm_wait kvm 3 1188d 1191d 20/28 945d f4e61f0c9add  x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in kvm_wait kvm C error 119882 1174d 1191d 20/28 945d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
bpf-next test error: WARNING in kvm_wait kvm 1 1184d 1184d 20/28 945d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in x86_emulate_instruction kvm C done 4 1121d 1117d 20/28 945d da6393cdd8aa KVM: X86: Fix warning caused by stale emulation context
net test error: WARNING in kvm_wait kvm 1 1187d 1187d 20/28 945d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
linux-next boot error: WARNING in kvm_wait kvm 9 1180d 1190d 20/28 945d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
upstream test error: WARNING in kvm_wait kvm 2 1186d 1188d 20/28 945d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
general protection fault in gfn_to_rmap (2) kvm C done 1 1100d 1099d 20/28 945d 78fcb2c91adf KVM: x86: Immediately reset the MMU context when the SMM flag is cleared
general protection fault in kvm_hv_irq_routing_update kvm C done 33 1195d 1202d 20/28 1159d 919f4ebc5987 KVM: x86: hyper-v: Fix Hyper-V context null-ptr-deref
BUG: unable to handle kernel paging request in __kvm_mmu_prepare_zap_page kvm syz error 2 1923d 1934d 20/28 1180d 47c42e6b4192 KVM: x86: fix handling of role.cr4_pae and rename it to 'gpte_size'
UBSAN: shift-out-of-bounds in intel_pmu_refresh kvm C unreliable 1237 1231d 1281d 19/28 1190d e61ab2a320c3 KVM: x86/pmu: Fix UBSAN shift-out-of-bounds warning in intel_pmu_refresh()
UBSAN: shift-out-of-bounds in kvm_vcpu_after_set_cpuid kvm 2 1273d 1268d 19/28 1190d 2f80d502d627 KVM: x86: fix shift out of bounds reported by UBSAN
WARNING in handle_exception_nmi kvm C error done 2653 1345d 1349d 15/28 1304d f8e48a3dca06 lockdep: Fix preemption WARN for spurious IRQ-enable
BUG: unable to handle kernel paging request in pvclock_gtod_notify kvm C done done 8 1350d 1369d 15/28 1304d a49145acfb97 fbmem: add margin check to fb_check_caps()
BUG: unable to handle kernel paging request in vmx_vcpu_run kvm C error error 194 2139d 2254d 15/28 1361d 0447378a4a79 kvm: vmx: Nested VM-entry prereqs for event inj.
general protection fault in __apic_accept_irq (2) kvm C done 9 1448d 1444d 15/28 1411d 9d3c447c72fb KVM: X86: Fix async pf caused null-ptr-deref
WARNING in kvm_inject_emulated_page_fault kvm C done 20 1449d 1469d 15/28 1425d 7a35e515a705 KVM: VMX: Properly handle kvm_read/write_guest_virt*() result
BUG: unable to handle kernel NULL pointer dereference in direct_page_fault kvm 1 1455d 1451d 15/28 1425d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in try_async_pf kvm 1 1455d 1451d 15/28 1425d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in kvm_vm_ioctl kvm 1 1455d 1455d 15/28 1425d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
kernel BUG at arch/x86/kvm/mmu/mmu.c:LINE! (2) kvm C done 46328 1446d 1477d 15/28 1425d 7d2e8748af62 KVM: x86: Initialize tdp_level during vCPU creation
BUG: unable to handle kernel NULL pointer dereference in kvm_vcpu_gfn_to_memslot kvm 1 1455d 1455d 15/28 1425d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: soft lockup in wg_packet_tx_worker kvm 1 1498d 1498d 15/28 1425d df4953e4e997 sch_sfq: validate silly quantum values
KASAN: slab-out-of-bounds Read in __kvm_gfn_to_hva_cache_init kvm C done 1537 1482d 1526d 15/28 1455d b6467ab142b7 KVM: Check validity of resolved slot when searching memslots
BUG: unable to handle kernel NULL pointer dereference in handle_external_interrupt_irqoff kvm C done 6404 1538d 1543d 15/28 1494d 428b8f1d9f92 KVM: VMX: don't allow memory operands for inline asm that modifies SP
WARNING in vcpu_enter_guest kvm syz done 19 1543d 1657d 15/28 1494d d33294541889 KVM: x86: remove bogus user-triggerable WARN_ON
kernel panic: stack is corrupted in vhost_net_ioctl virt kvm net C done 2 1579d 1665d 15/28 1518d 42d84c8490f9 vhost: Check docket sk_family instead of call getname
kernel BUG at arch/x86/kvm/mmu/mmu.c:LINE! kvm C done 6 1632d 1640d 15/28 1576d 005ba37cb89b mm: thp: KVM: Explicitly check for THP when populating secondary MMU
KASAN: vmalloc-out-of-bounds Write in kvm_dev_ioctl_get_cpuid kvm C 41 1651d 1652d 15/28 1617d 433f4ba19041 KVM: x86: fix out-of-bounds write in KVM_GET_EMULATED_CPUID (CVE-2019-19332)
general protection fault in kvm_coalesced_mmio_init kvm syz done 48 1673d 1682d 14/28 1657d 8a44119a98be KVM: Fix NULL-ptr deref after kvm_create_vm fails
KASAN: use-after-free Read in __schedule (2) kvm C done 961 1922d 2141d 13/28 1665d 26b471c7e2f7 KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs
WARNING in handle_desc kvm C done 6 1727d 1735d 13/28 1701d 3ca94192278c KVM: X86: Fix userspace set invalid CR4
BUG: unable to handle kernel paging request in coalesced_mmio_write kvm C done 10 1809d 1813d 13/28 1701d b60fe990c6b0 KVM: coalesced_mmio: add bounds checking
WARNING in kvm_set_tsc_khz kvm C 5 2135d 2131d 12/28 1780d 3f16a5c31839 KVM: x86: degrade WARN to pr_warn_ratelimited
general protection fault in vcpu_enter_guest (2) kvm C done 11286 1869d 1874d 12/28 1843d b904cb8dff82 KVM: lapic: Check for in-kernel LAPIC before deferencing apic pointer
INFO: task hung in vhost_net_stop_vq kvm net virt C done 136 1883d 2020d 12/28 1843d 813dbeb656d6 vhost: reject zero size iova range
WARNING in free_loaded_vmcs (2) kvm syz done 5 2107d 2129d 11/28 1898d 5bea5123cbf0 KVM: VMX: check nested state and CR4.VMXE against SMM
general protection fault in kvm_lapic_hv_timer_in_use kvm syz done 205 2090d 2132d 11/28 1898d 26b471c7e2f7 KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs
WARNING in enter_vmx_operation kvm syz done 8 2101d 2112d 11/28 1898d 5bea5123cbf0 KVM: VMX: check nested state and CR4.VMXE against SMM
KMSAN: kernel-infoleak in kvm_vcpu_write_guest_page kvm C 25 2016d 2044d 11/28 1925d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
KMSAN: uninit-value in kvm_clear_dirty_log_protect kvm 6 1925d 1970d 11/28 1925d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
KASAN: slab-out-of-bounds Read in kvm_clear_dirty_log_protect kvm C 54 1976d 1988d 11/28 1925d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
KMSAN: kernel-infoleak in vmx_get_nested_state kvm C 6 1926d 2037d 11/28 1925d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
WARNING: refcount bug in kvm_vm_ioctl kvm syz 13 1959d 2072d 11/28 1925d cfa39381173d kvm: fix kvm_ioctl_create_device() reference counting (CVE-2019-6974)
general protection fault in kvm_ioapic_scan_entry kvm C 148 2019d 2129d 11/28 1932d dcbd3e49c2f0 KVM: X86: Fix NULL deref in vcpu_scan_ioapic
general protection fault in kvm_arch_vcpu_ioctl_run kvm C 12 2001d 2017d 11/28 1979d dcbd3e49c2f0 KVM: X86: Fix NULL deref in vcpu_scan_ioapic
KASAN: use-after-free Read in kvm_put_kvm kvm C 143 2001d 2061d 11/28 1979d 987d1149be7d KVM: fix unregistering coalesced mmio zone from wrong bus
KASAN: use-after-free Read in vhost_transport_send_pkt net virt kvm syz 36 2017d 2143d 11/28 2003d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KASAN: use-after-free Read in vhost_work_queue kvm net virt syz 30 2015d 2115d 11/28 2003d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KASAN: use-after-free Read in vhost_transport_cancel_pkt kvm net virt syz 17 2041d 2086d 11/28 2003d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KMSAN: kernel-infoleak in kvm_write_guest_page kvm C 36 2016d 2043d 11/28 2014d bcbfbd8ec210 KVM: x86: Fix kernel info-leak in KVM_HC_CLOCK_PAIRING hypercall
KMSAN: kernel-infoleak in kvm_arch_vcpu_ioctl kvm C 31 2019d 2034d 11/28 2014d 7f9ad1dfa3c7 KVM: nVMX: Fix kernel info-leak when enabling KVM_CAP_HYPERV_ENLIGHTENED_VMCS more than once
KASAN: use-after-free Read in iotlb_access_ok kvm net virt 1 2140d 2136d 8/28 2114d b13f9c636437 vhost: reset metadata cache when initializing new IOTLB
KASAN: use-after-free Write in irq_bypass_register_consumer kvm C 1632 2155d 2416d 8/28 2118d b5020a8e6b54 KVM/Eventfd: Avoid crash when assign and deassign specific eventfd in parallel.
KMSAN: uninit-value in _copy_to_iter (2) kvm net virt C 226 2196d 2241d 8/28 2164d 670ae9caaca4 vhost: fix info leak due to uninitialized memory
WARNING in __mutex_unlock_slowpath kvm C 2 2233d 2235d 5/28 2197d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
general protection fault in __radix_tree_delete kvm C 38 2209d 2235d 5/28 2197d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
INFO: task hung in do_vfs_ioctl kvm 2 2233d 2250d 5/28 2218d 8236b0ae31c8 bdi: wake up concurrent wb_shutdown() callers.
kernel BUG at drivers/vhost/vhost.c:LINE! (2) kvm net virt C 139 2228d 2258d 5/28 2226d d14d2b78090c vhost: fix vhost_vq_access_ok() log check
KASAN: use-after-free Read in perf_trace_lock_acquire (2) kvm net virt C 188 2322d 2394d 5/28 2240d 4cd879515d68 vhost_net: stop device during reset owner
kernel BUG at drivers/vhost/vhost.c:LINE! kvm net virt C 152 2258d 2277d 5/28 2258d d65026c6c62e vhost: validate log when IOTLB is enabled
possible deadlock in handle_rx kvm net virt C 4 2270d 2270d 5/28 2258d aaa3149bbee9 vhost_net: add missing lock nesting notation
BUG: corrupted list in remove_wait_queue kvm net virt C 5 2272d 2274d 5/28 2258d dc6455a71c7f vhost: correctly remove wait queue during poll failure
general protection fault in native_write_cr4 kvm C 132300 2261d 2366d 5/28 2258d 8eb3f87d9031 KVM: nVMX: fix guest CR4 loading when emulating L2 to L1 exit
WARNING in kvm_arch_vcpu_ioctl_run (2) kvm C 61018 2326d 2414d 4/28 2283d c37c28730bb0 KVM: VMX: Fix rflags cache during vCPU reset
WARNING in handle_ept_misconfig kvm C 238 2298d 2420d 4/28 2290d 95e057e25892 KVM: X86: Fix SMRAM accessing even if VM is shutdown
kernel BUG at arch/x86/kvm/mmu.c:LINE! kvm C 695 2297d 2414d 4/28 2290d b28676bb8ae4 KVM: mmu: Fix overlap between public and private memslots
WARNING in __x86_set_memory_region kvm C 716 2297d 2416d 4/28 2290d 103c763c72dd KVM/x86: remove WARN_ON() for when vm_munmap() fails
KASAN: use-after-free Read in __schedule kvm C 145 2364d 2365d 4/28 2309d 8dbfb2bf1bb3 KVM: x86: don't forget vcpu_put() in kvm_arch_vcpu_ioctl_set_sregs()
KASAN: use-after-free Read in __list_add_valid (3) kvm net virt 16 2323d 2330d 4/28 2320d 4cd879515d68 vhost_net: stop device during reset owner
WARNING in vhost_dev_cleanup net virt kvm C 4 2324d 2330d 4/28 2323d 4cd879515d68 vhost_net: stop device during reset owner
possible deadlock in vhost_chr_write_iter kvm net virt C 25952 2330d 2332d 4/28 2326d e9cb4239134c vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()
KASAN: stack-out-of-bounds Read in write_mmio kvm C 3 2374d 2385d 4/28 2328d e39d200fa5bf KVM: Fix stack-out-of-bounds read in write_mmio
WARNING in free_loaded_vmcs kvm C 170 2387d 2395d 4/28 2330d b74558259c51 KVM: VMX: Fix vmx->nested freeing when no SMI handler
KASAN: double-free or invalid-free in kvm_arch_vcpu_uninit kvm 1 2346d 2342d 3/28 2341d d76c68109f37 crypto: pcrypt - fix freeing pcrypt instances
BUG: unable to handle kernel paging request in kvm_arch_vcpu_ioctl_run kvm 1 2379d 2375d 3/28 2352d 7fb983b4dd56 x86/entry: Fix assumptions that the HW TSS is at the beginning of cpu_tss