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 112d 114d
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 365d 430d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 413d 529d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 570d 570d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 612d 612d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 981d 981d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1747d 1850d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 1067d 1067d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2287d 2283d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2553d 2645d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1428d 1437d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 22 C done error 6 1929d 2022d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2363d 2363d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2555d 2685d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2608d 2619d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1404d 1408d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2673d 2672d
upstream build error (17) kvm-x86 -1 1 1425d 1425d
general protection fault in __handle_changed_spte kvm-x86 2 1 1550d 1546d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2139d 2856d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2147d 2215d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1668d 1688d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1786d 1762d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1854d 1854d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1891d 1891d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2775d 2786d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1977d 2023d
WARNING in handle_desc (2) kvm-x86 -1 1 2009d 2005d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1982d 2024d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1947d 1950d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 2027d 2023d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1992d 1992d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1993d 1993d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 2083d 2079d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 2088d 2084d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 2083d 2079d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 2041d 2063d
invalid opcode in kvm_mmu_load kvm-x86 2 2 2076d 2072d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2153d 2149d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 2070d 2070d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 2126d 2122d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2137d 2150d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2143d 2143d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 2102d 2184d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2185d 2181d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2248d 2244d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2236d 2286d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2646d 2697d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2302d 2322d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2302d 2318d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2302d 2302d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2308d 2320d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2309d 2309d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2318d 2320d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2962d 3008d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2435d 2435d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2461d 2573d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2551d 2550d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2576d 2576d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2689d 2881d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2698d 2699d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2698d 2698d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2701d 2701d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2716d 2749d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2718d 2756d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2730d 2749d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2758d 2755d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2818d 2817d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2654d 2653d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2684d 2684d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2699d 2701d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2700d 2700d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2701d 2701d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2701d 2707d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2704d 2707d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2702d 2706d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2701d 2707d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2702d 2702d