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 47d 49d
INFO: rcu detected stall in kvm_vcpu_ioctl (3) kvm-x86 1 2 300d 365d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 348d 464d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 505d 505d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 547d 547d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 916d 916d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1682d 1785d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 1001d 1002d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2221d 2217d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2488d 2580d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1362d 1372d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1863d 1957d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2298d 2298d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2490d 2620d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2542d 2554d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1338d 1343d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2608d 2607d
upstream build error (17) kvm-x86 -1 1 1360d 1360d
general protection fault in __handle_changed_spte kvm-x86 2 1 1485d 1481d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2074d 2791d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2082d 2150d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1602d 1623d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1721d 1697d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1789d 1789d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1825d 1825d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2709d 2721d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1912d 1958d
WARNING in handle_desc (2) kvm-x86 -1 1 1943d 1939d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1917d 1959d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1882d 1885d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 1961d 1957d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1927d 1927d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1927d 1927d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 2018d 2013d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 2023d 2019d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 2018d 2014d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 1975d 1997d
invalid opcode in kvm_mmu_load kvm-x86 2 2 2011d 2007d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2088d 2084d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 2005d 2005d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 2060d 2056d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2072d 2085d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2077d 2077d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 2036d 2118d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2120d 2116d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2183d 2179d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2171d 2221d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2580d 2632d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2237d 2256d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2236d 2253d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2237d 2237d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2243d 2255d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2244d 2244d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2253d 2255d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2897d 2943d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2370d 2370d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2395d 2508d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2485d 2485d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2511d 2511d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2624d 2816d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2633d 2634d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2633d 2633d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2636d 2636d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2651d 2684d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2653d 2691d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2665d 2684d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2693d 2690d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2753d 2752d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2589d 2588d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2618d 2618d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2634d 2636d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2635d 2635d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2636d 2636d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2636d 2641d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2638d 2641d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2637d 2641d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2636d 2641d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2636d 2636d