syzbot


Out of 77 bugs, 51 were automatically obsoleted (9 due to revoked reproducers), 26 were invalidated by users.
Applied filters: Label=subsystems:kvm-x86 (drop)
Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 235d 300d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 283d 399d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 440d 440d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 482d 482d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 851d 851d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1617d 1720d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 936d 936d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2156d 2152d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2423d 2515d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1297d 1307d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1798d 1892d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2232d 2232d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2425d 2555d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2477d 2488d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1273d 1278d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2542d 2541d
upstream build error (17) kvm-x86 -1 1 1295d 1295d
general protection fault in __handle_changed_spte kvm-x86 2 1 1420d 1416d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2008d 2726d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2017d 2085d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1537d 1558d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1656d 1631d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1724d 1724d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1760d 1760d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2644d 2656d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1846d 1892d
WARNING in handle_desc (2) kvm-x86 -1 1 1878d 1874d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1851d 1894d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1817d 1819d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 1896d 1892d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1862d 1862d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1862d 1862d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 1952d 1948d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 1957d 1953d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 1953d 1949d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 1910d 1932d
invalid opcode in kvm_mmu_load kvm-x86 2 2 1946d 1942d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2023d 2019d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 1940d 1940d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 1995d 1991d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2006d 2020d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2012d 2012d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 1971d 2053d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2055d 2051d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2117d 2113d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2106d 2156d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2515d 2566d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2171d 2191d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2171d 2187d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2172d 2172d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2177d 2190d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2179d 2179d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2187d 2190d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2832d 2877d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2305d 2305d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2330d 2443d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2420d 2420d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2446d 2446d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2559d 2750d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2568d 2569d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2568d 2568d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2571d 2571d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2586d 2619d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2588d 2626d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2599d 2619d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2628d 2625d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2687d 2687d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2523d 2523d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2553d 2553d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2569d 2571d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2569d 2570d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2571d 2571d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2571d 2576d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2573d 2576d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2572d 2576d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2571d 2576d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2571d 2571d