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 232d 297d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 280d 396d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 437d 437d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 479d 479d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 848d 848d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1614d 1717d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 933d 933d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2153d 2149d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2420d 2512d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1294d 1304d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1795d 1889d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2229d 2230d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2422d 2552d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2474d 2486d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1270d 1275d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2540d 2538d
upstream build error (17) kvm-x86 -1 1 1292d 1292d
general protection fault in __handle_changed_spte kvm-x86 2 1 1417d 1413d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 2006d 2723d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 2014d 2082d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1534d 1555d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1653d 1629d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1721d 1721d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1757d 1757d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2641d 2653d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1844d 1890d
WARNING in handle_desc (2) kvm-x86 -1 1 1875d 1871d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1848d 1891d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1814d 1817d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 1893d 1889d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1859d 1859d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1859d 1859d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 1950d 1945d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 1954d 1951d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 1950d 1946d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 1907d 1929d
invalid opcode in kvm_mmu_load kvm-x86 2 2 1943d 1939d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 2020d 2016d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 1937d 1937d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 1992d 1988d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 2004d 2017d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 2009d 2009d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 1968d 2050d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 2052d 2048d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2115d 2111d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2103d 2153d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2512d 2564d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2168d 2188d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2168d 2184d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2169d 2169d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2175d 2187d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2176d 2176d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2185d 2187d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2829d 2875d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2302d 2302d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2327d 2440d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2417d 2417d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2443d 2443d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2556d 2748d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2565d 2566d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2565d 2565d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2568d 2568d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2583d 2616d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2585d 2623d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2597d 2616d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2625d 2622d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2684d 2684d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2521d 2520d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2550d 2550d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2566d 2568d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2566d 2567d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2568d 2568d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2568d 2573d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2570d 2573d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2569d 2573d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2568d 2573d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2568d 2568d