syzbot


Out of 78 bugs, 51 were automatically obsoleted (9 due to revoked reproducers), 27 were invalidated by users.
Applied filters: Label=subsystems:kvm-x86 (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
WARNING in kvm_arch_can_dequeue_async_page_present kvm-x86 -1 C 25 80d 82d
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 333d 398d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 381d 497d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 538d 538d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 580d 580d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 949d 949d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1715d 1818d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 1034d 1035d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2254d 2250d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2521d 2613d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1396d 1405d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1897d 1990d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2331d 2331d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2523d 2653d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2575d 2587d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1372d 1376d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2641d 2640d
upstream build error (17) kvm-x86 -1 1 1393d 1393d
general protection fault in __handle_changed_spte kvm-x86 2 1 1518d 1514d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2107d 2824d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2115d 2183d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1636d 1656d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1754d 1730d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1822d 1822d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1858d 1858d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2742d 2754d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1945d 1991d
WARNING in handle_desc (2) kvm-x86 -1 1 1976d 1972d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1950d 1992d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1915d 1918d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 1994d 1990d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1960d 1960d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1961d 1961d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 2051d 2046d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 2056d 2052d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 2051d 2047d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 2009d 2030d
invalid opcode in kvm_mmu_load kvm-x86 2 2 2044d 2040d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2121d 2117d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 2038d 2038d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 2093d 2089d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2105d 2118d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2111d 2111d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 2069d 2151d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2153d 2149d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2216d 2212d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2204d 2254d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2613d 2665d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2270d 2290d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2270d 2286d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2270d 2270d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2276d 2288d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2277d 2277d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2286d 2288d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2930d 2976d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2403d 2403d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2429d 2541d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2518d 2518d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2544d 2544d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2657d 2849d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2666d 2667d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2666d 2666d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2669d 2669d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2684d 2717d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2686d 2724d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2698d 2717d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2726d 2723d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2786d 2785d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2622d 2621d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2651d 2651d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2667d 2669d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2668d 2668d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2669d 2669d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2669d 2674d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2671d 2674d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2670d 2674d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2669d 2674d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2670d 2670d