syzbot


Out of 79 bugs, 52 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
INFO: task hung in kvm_mmu_uninit_vm kvm-x86 1 128 103d 242d
WARNING in kvm_arch_can_dequeue_async_page_present kvm-x86 -1 C 25 171d 173d
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 424d 489d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 472d 588d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 629d 629d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 671d 671d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 1040d 1040d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1806d 1909d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 1126d 1126d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2345d 2341d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2612d 2704d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1487d 1496d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 22 C done error 6 1988d 2081d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2422d 2422d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2614d 2744d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2666d 2678d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1463d 1467d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2732d 2731d
upstream build error (17) kvm-x86 -1 1 1484d 1484d
general protection fault in __handle_changed_spte kvm-x86 2 1 1609d 1605d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2198d 2915d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2206d 2274d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1727d 1747d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1845d 1821d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1913d 1913d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1949d 1949d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2833d 2845d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 2036d 2082d
WARNING in handle_desc (2) kvm-x86 -1 1 2067d 2063d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 2041d 2083d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 2006d 2009d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 2085d 2081d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 2051d 2051d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 2052d 2052d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 2142d 2137d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 2147d 2143d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 2142d 2138d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 2100d 2122d
invalid opcode in kvm_mmu_load kvm-x86 2 2 2135d 2131d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2212d 2208d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 2129d 2129d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 2184d 2180d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2196d 2209d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2202d 2202d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 2161d 2242d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2244d 2240d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2307d 2303d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2295d 2345d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2705d 2756d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2361d 2381d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2361d 2377d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2361d 2361d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2367d 2379d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2368d 2368d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2377d 2379d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 3021d 3067d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2494d 2494d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2520d 2632d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2609d 2609d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2635d 2635d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2748d 2940d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2757d 2758d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2757d 2757d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2760d 2760d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2775d 2808d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2777d 2815d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2789d 2808d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2817d 2814d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2877d 2876d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2713d 2712d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2742d 2742d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2758d 2760d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2759d 2759d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2760d 2760d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2760d 2766d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2762d 2765d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2761d 2765d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2760d 2765d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2761d 2761d