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 121d 123d
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 374d 440d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 422d 538d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 579d 579d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 621d 621d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 990d 990d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1756d 1859d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 1076d 1076d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2296d 2292d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2562d 2654d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1437d 1446d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 22 C done error 6 1938d 2031d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2372d 2372d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2564d 2694d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2617d 2628d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1413d 1417d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2682d 2681d
upstream build error (17) kvm-x86 -1 1 1434d 1434d
general protection fault in __handle_changed_spte kvm-x86 2 1 1559d 1555d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2148d 2866d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2156d 2225d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1677d 1697d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1795d 1771d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1864d 1864d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1900d 1900d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2784d 2795d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1986d 2032d
WARNING in handle_desc (2) kvm-x86 -1 1 2018d 2014d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1991d 2033d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1956d 1959d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 2036d 2032d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 2001d 2001d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 2002d 2002d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 2092d 2088d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 2097d 2093d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 2092d 2088d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 2050d 2072d
invalid opcode in kvm_mmu_load kvm-x86 2 2 2085d 2081d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2162d 2158d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 2079d 2079d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 2135d 2131d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2146d 2159d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2152d 2152d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 2111d 2193d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2194d 2190d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2257d 2253d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2245d 2295d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2655d 2706d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2311d 2331d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2311d 2327d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2311d 2311d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2317d 2329d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2318d 2318d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2327d 2329d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2971d 3017d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2444d 2444d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2470d 2582d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2560d 2559d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2585d 2585d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2698d 2890d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2707d 2708d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2707d 2707d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2711d 2710d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2725d 2758d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2727d 2765d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2739d 2758d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2767d 2764d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2827d 2826d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2663d 2662d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2693d 2693d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2708d 2710d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2709d 2709d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2710d 2710d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2711d 2716d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2713d 2716d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2711d 2715d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2711d 2716d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2711d 2711d