syzbot


Applied filters: Label=subsystems:kvm (drop)
Title Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
KASAN: slab-use-after-free Read in vhost_task_fn net virt kvm C done 2661 19d 21d 1/26 never vhost_task: Handle SIGKILL by flushing work and exiting
WARNING in __kvm_gpc_refresh kvm C 177 1d01h 64d 25/26 never 5c9ca4ed8908 KVM: Check validity of offset+length of gfn_to_pfn_cache prior to activation
WARNING: kmalloc bug in memslot_rmap_alloc kvm C unreliable 3 959d 989d 1/26 never KVM: replace large kvmalloc allocation with vmalloc
WARNING in mmu_free_root_page kvm C 104 31d 53d 25/26 never 1bc26cb90902 KVM: x86/mmu: Precisely invalidate MMU root_role during CPUID update
WARNING in clear_dirty_gfn_range kvm C 3 48d 69d 25/26 never 2673dfb591a3 KVM: x86/mmu: Write-protect L2 SPTEs in TDP MMU when clearing dirty status
KMSAN: uninit-value in em_ret_far kvm C 37 67d 133d 26/26 40d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
KMSAN: uninit-value in em_ret_near_imm kvm 2 77d 90d 26/26 40d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
KMSAN: uninit-value in em_ret kvm 3 68d 90d 26/26 40d 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 126d 186d 26/26 75d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_mmu_notifier_change_pte kvm C inconclusive 2 150d 160d 26/26 112d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_arch_vcpu_ioctl_run (5) kvm C error 343 256d 343d 23/26 222d 26a0652cb453 KVM: x86: Disallow KVM_SET_SREGS{2} if incoming CR0 is invalid
general protection fault in vhost_work_queue kvm net virt 1 362d 357d 23/26 322d 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 394d 393d 22/26 348d edbdb43fc96b KVM: x86: Preserve TDP MMU roots until they are explicitly invalidated
WARNING in kvm_tdp_mmu_invalidate_all_roots kvm 1658 393d 396d 22/26 348d edbdb43fc96b KVM: x86: Preserve TDP MMU roots until they are explicitly invalidated
WARNING in kvm_arch_vcpu_ioctl_run (4) kvm C error 288 348d 432d 22/26 348d 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 659d 693d 22/26 452d 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 565d 573d 22/26 452d 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 544d 566d 22/26 452d 1cfaac2400c7 x86/kasan: Populate shadow for shared chunk of the CPU entry area
WARNING in vmx_queue_exception (2) kvm C 5 751d 750d 22/26 452d 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 816d 828d 22/26 452d 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 640d 644d 22/26 452d 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 660d 712d 22/26 452d 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 832d 822d 22/26 452d e2ae38cf3d91 vhost: fix hung thread due to erroneous iotlb entries
WARNING in free_loaded_vmcs (3) kvm C inconclusive 2 848d 848d 22/26 452d 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 452d 2246d 22/26 452d 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 779d 792d 22/26 452d 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 850d 846d 22/26 452d 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 816d 824d 22/26 452d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
memory leak in kvm_set_memslot kvm C 1 735d 735d 22/26 452d c87661f855c3 KVM: Free new dirty bitmap if creating a new memslot fails
general protection fault in kvm_arch_vcpu_ioctl kvm C inconclusive 365 652d 690d 22/26 452d f83894b24c2a KVM: x86: Fix handling of APIC LVT updates when userspace changes MCG_CAP
possible deadlock in scheduler_tick kvm C error 99 1142d 1154d 20/26 797d 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 988d 1052d 20/26 805d eb7511bf9182 KVM: x86: Handle SRCU initialization failure during page track init
WARNING in nested_vmx_vmexit kvm C done 101 881d 898d 20/26 805d a80dfc025924 KVM: VMX: Always clear vmx->fail on emulation_required
kernel BUG in kvm_read_guest_offset_cached kvm 11 904d 910d 20/26 805d 8503fea6761d KVM: VMX: do not use uninitialized gfn_to_hva_cache
WARNING in vmx_queue_exception kvm 8 815d 878d 20/26 805d 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 813d 875d 20/26 805d d6aba4c8e20d hugetlbfs: fix off-by-one error in hugetlb_vmdelete_list()
WARNING in kvm_mmu_uninit_tdp_mmu kvm 3 840d 923d 20/26 805d 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 966d 1337d 20/26 805d eb7511bf9182 KVM: x86: Handle SRCU initialization failure during page track init
KMSAN: uninit-value in kvm_cpuid kvm C 22 939d 963d 20/26 805d e8a747d0884e KVM: x86: Swap order of CPUID entry "index" vs. "significant flag" checks
upstream boot error: WARNING in kvm_wait kvm 233 1159d 1173d 20/26 923d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
memory leak in kvm_dev_ioctl kvm C 37 1041d 1053d 20/26 923d 004d62eb4e57 kvm: debugfs: fix memory leak in kvm_create_vm_debugfs
WARNING in exception_type kvm C error 1 996d 995d 20/26 923d e7177339d7b5 Revert "KVM: x86: mmu: Add guest physical address check in translate_gpa()"
usb-testing boot error: WARNING in kvm_wait kvm 3 1167d 1169d 20/26 923d f4e61f0c9add  x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in kvm_wait kvm C error 119882 1152d 1169d 20/26 923d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
bpf-next test error: WARNING in kvm_wait kvm 1 1162d 1162d 20/26 923d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in x86_emulate_instruction kvm C done 4 1099d 1095d 20/26 923d da6393cdd8aa KVM: X86: Fix warning caused by stale emulation context
net test error: WARNING in kvm_wait kvm 1 1165d 1165d 20/26 923d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
linux-next boot error: WARNING in kvm_wait kvm 9 1158d 1169d 20/26 923d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
upstream test error: WARNING in kvm_wait kvm 2 1164d 1166d 20/26 923d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
general protection fault in gfn_to_rmap (2) kvm C done 1 1078d 1078d 20/26 923d 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 1174d 1180d 20/26 1138d 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 1901d 1912d 20/26 1159d 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 1209d 1259d 19/26 1168d 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 1251d 1246d 19/26 1168d 2f80d502d627 KVM: x86: fix shift out of bounds reported by UBSAN
WARNING in handle_exception_nmi kvm C error done 2653 1323d 1328d 15/26 1282d 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 1328d 1347d 15/26 1282d 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 2117d 2232d 15/26 1339d 0447378a4a79 kvm: vmx: Nested VM-entry prereqs for event inj.
general protection fault in __apic_accept_irq (2) kvm C done 9 1426d 1422d 15/26 1389d 9d3c447c72fb KVM: X86: Fix async pf caused null-ptr-deref
WARNING in kvm_inject_emulated_page_fault kvm C done 20 1427d 1447d 15/26 1404d 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 1434d 1430d 15/26 1404d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in try_async_pf kvm 1 1434d 1430d 15/26 1404d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in kvm_vm_ioctl kvm 1 1433d 1433d 15/26 1404d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
kernel BUG at arch/x86/kvm/mmu/mmu.c:LINE! (2) kvm C done 46328 1424d 1455d 15/26 1404d 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 1433d 1433d 15/26 1404d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: soft lockup in wg_packet_tx_worker kvm 1 1476d 1476d 15/26 1404d df4953e4e997 sch_sfq: validate silly quantum values
KASAN: slab-out-of-bounds Read in __kvm_gfn_to_hva_cache_init kvm C done 1537 1460d 1505d 15/26 1433d 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 1516d 1521d 15/26 1472d 428b8f1d9f92 KVM: VMX: don't allow memory operands for inline asm that modifies SP
WARNING in vcpu_enter_guest kvm syz done 19 1521d 1635d 15/26 1472d d33294541889 KVM: x86: remove bogus user-triggerable WARN_ON
kernel panic: stack is corrupted in vhost_net_ioctl virt kvm net C done 2 1557d 1643d 15/26 1497d 42d84c8490f9 vhost: Check docket sk_family instead of call getname
kernel BUG at arch/x86/kvm/mmu/mmu.c:LINE! kvm C done 6 1610d 1618d 15/26 1554d 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 1630d 1630d 15/26 1595d 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 1651d 1660d 14/26 1635d 8a44119a98be KVM: Fix NULL-ptr deref after kvm_create_vm fails
KASAN: use-after-free Read in __schedule (2) kvm C done 961 1900d 2119d 13/26 1643d 26b471c7e2f7 KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs
WARNING in handle_desc kvm C done 6 1705d 1714d 13/26 1679d 3ca94192278c KVM: X86: Fix userspace set invalid CR4
BUG: unable to handle kernel paging request in coalesced_mmio_write kvm C done 10 1787d 1791d 13/26 1679d b60fe990c6b0 KVM: coalesced_mmio: add bounds checking
WARNING in kvm_set_tsc_khz kvm C 5 2113d 2110d 12/26 1758d 3f16a5c31839 KVM: x86: degrade WARN to pr_warn_ratelimited
general protection fault in vcpu_enter_guest (2) kvm C done 11286 1847d 1852d 12/26 1821d 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 1861d 1998d 12/26 1821d 813dbeb656d6 vhost: reject zero size iova range
WARNING in free_loaded_vmcs (2) kvm syz done 5 2086d 2107d 11/26 1876d 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 2068d 2110d 11/26 1876d 26b471c7e2f7 KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs
WARNING in enter_vmx_operation kvm syz done 8 2079d 2090d 11/26 1876d 5bea5123cbf0 KVM: VMX: check nested state and CR4.VMXE against SMM
KMSAN: kernel-infoleak in kvm_vcpu_write_guest_page kvm C 25 1994d 2022d 11/26 1903d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
KMSAN: uninit-value in kvm_clear_dirty_log_protect kvm 6 1903d 1948d 11/26 1903d 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 1955d 1966d 11/26 1903d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
KMSAN: kernel-infoleak in vmx_get_nested_state kvm C 6 1904d 2015d 11/26 1903d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
WARNING: refcount bug in kvm_vm_ioctl kvm syz 13 1937d 2050d 11/26 1903d cfa39381173d kvm: fix kvm_ioctl_create_device() reference counting (CVE-2019-6974)
general protection fault in kvm_ioapic_scan_entry kvm C 148 1997d 2107d 11/26 1910d dcbd3e49c2f0 KVM: X86: Fix NULL deref in vcpu_scan_ioapic
general protection fault in kvm_arch_vcpu_ioctl_run kvm C 12 1979d 1995d 11/26 1957d dcbd3e49c2f0 KVM: X86: Fix NULL deref in vcpu_scan_ioapic
KASAN: use-after-free Read in kvm_put_kvm kvm C 143 1980d 2040d 11/26 1957d 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 1995d 2122d 11/26 1981d 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 1993d 2093d 11/26 1981d 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 2020d 2064d 11/26 1981d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KMSAN: kernel-infoleak in kvm_write_guest_page kvm C 36 1994d 2022d 11/26 1992d bcbfbd8ec210 KVM: x86: Fix kernel info-leak in KVM_HC_CLOCK_PAIRING hypercall
KMSAN: kernel-infoleak in kvm_arch_vcpu_ioctl kvm C 31 1998d 2012d 11/26 1992d 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 2118d 2114d 8/26 2093d b13f9c636437 vhost: reset metadata cache when initializing new IOTLB
KASAN: use-after-free Write in irq_bypass_register_consumer kvm C 1632 2134d 2395d 8/26 2097d 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 2174d 2220d 8/26 2143d 670ae9caaca4 vhost: fix info leak due to uninitialized memory
WARNING in __mutex_unlock_slowpath kvm C 2 2211d 2214d 5/26 2175d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
general protection fault in __radix_tree_delete kvm C 38 2187d 2214d 5/26 2175d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
INFO: task hung in do_vfs_ioctl kvm 2 2211d 2229d 5/26 2196d 8236b0ae31c8 bdi: wake up concurrent wb_shutdown() callers.
kernel BUG at drivers/vhost/vhost.c:LINE! (2) kvm net virt C 139 2206d 2237d 5/26 2205d 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 2300d 2372d 5/26 2218d 4cd879515d68 vhost_net: stop device during reset owner
kernel BUG at drivers/vhost/vhost.c:LINE! kvm net virt C 152 2237d 2255d 5/26 2237d d65026c6c62e vhost: validate log when IOTLB is enabled
possible deadlock in handle_rx kvm net virt C 4 2248d 2248d 5/26 2237d aaa3149bbee9 vhost_net: add missing lock nesting notation
general protection fault in native_write_cr4 kvm C 132300 2240d 2344d 5/26 2237d 8eb3f87d9031 KVM: nVMX: fix guest CR4 loading when emulating L2 to L1 exit
BUG: corrupted list in remove_wait_queue kvm net virt C 5 2250d 2253d 5/26 2237d dc6455a71c7f vhost: correctly remove wait queue during poll failure
WARNING in kvm_arch_vcpu_ioctl_run (2) kvm C 61018 2304d 2393d 4/26 2261d c37c28730bb0 KVM: VMX: Fix rflags cache during vCPU reset
WARNING in __x86_set_memory_region kvm C 716 2276d 2394d 4/26 2268d 103c763c72dd KVM/x86: remove WARN_ON() for when vm_munmap() fails
WARNING in handle_ept_misconfig kvm C 238 2276d 2399d 4/26 2268d 95e057e25892 KVM: X86: Fix SMRAM accessing even if VM is shutdown
kernel BUG at arch/x86/kvm/mmu.c:LINE! kvm C 695 2275d 2393d 4/26 2268d b28676bb8ae4 KVM: mmu: Fix overlap between public and private memslots
KASAN: use-after-free Read in __schedule kvm C 145 2342d 2344d 4/26 2288d 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 2301d 2308d 4/26 2298d 4cd879515d68 vhost_net: stop device during reset owner
WARNING in vhost_dev_cleanup net virt kvm C 4 2302d 2308d 4/26 2301d 4cd879515d68 vhost_net: stop device during reset owner
possible deadlock in vhost_chr_write_iter kvm net virt C 25952 2308d 2311d 4/26 2304d e9cb4239134c vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()
KASAN: stack-out-of-bounds Read in write_mmio kvm C 3 2353d 2363d 4/26 2306d e39d200fa5bf KVM: Fix stack-out-of-bounds read in write_mmio
WARNING in free_loaded_vmcs kvm C 170 2366d 2373d 4/26 2308d b74558259c51 KVM: VMX: Fix vmx->nested freeing when no SMI handler
KASAN: double-free or invalid-free in kvm_arch_vcpu_uninit kvm 1 2324d 2320d 3/26 2319d d76c68109f37 crypto: pcrypt - fix freeing pcrypt instances
BUG: unable to handle kernel paging request in kvm_arch_vcpu_ioctl_run kvm 1 2358d 2354d 3/26 2330d 7fb983b4dd56 x86/entry: Fix assumptions that the HW TSS is at the beginning of cpu_tss