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 66d 68d
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 319d 385d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 368d 483d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 525d 525d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 567d 567d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 935d 935d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1702d 1804d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 1021d 1021d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2241d 2237d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2507d 2600d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1382d 1392d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1883d 1976d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2317d 2317d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2509d 2640d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2562d 2573d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1358d 1363d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2627d 2626d
upstream build error (17) kvm-x86 -1 1 1379d 1379d
general protection fault in __handle_changed_spte kvm-x86 2 1 1504d 1500d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2093d 2811d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2101d 2170d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1622d 1642d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1740d 1716d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1809d 1809d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1845d 1845d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2729d 2741d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1931d 1977d
WARNING in handle_desc (2) kvm-x86 -1 1 1963d 1959d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1936d 1978d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1901d 1904d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 1981d 1977d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1947d 1947d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1947d 1947d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 2037d 2033d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 2042d 2038d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 2038d 2034d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 1995d 2017d
invalid opcode in kvm_mmu_load kvm-x86 2 2 2031d 2027d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2108d 2103d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 2025d 2025d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 2080d 2076d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2091d 2105d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2097d 2097d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 2056d 2138d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2139d 2135d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2202d 2198d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2191d 2241d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2600d 2651d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2256d 2276d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2256d 2272d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2257d 2257d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2262d 2274d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2263d 2263d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2272d 2274d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2917d 2962d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2389d 2389d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2415d 2528d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2505d 2504d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2530d 2530d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2643d 2835d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2652d 2653d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2653d 2652d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2656d 2656d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2671d 2703d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2673d 2710d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2684d 2703d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2712d 2709d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2772d 2772d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2608d 2607d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2638d 2638d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2654d 2656d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2654d 2655d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2655d 2656d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2656d 2661d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2658d 2661d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2656d 2661d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2656d 2661d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2656d 2656d