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 170d 235d
INFO: task hung in kvm_arch_vm_ioctl kvm-x86 1 4 218d 333d
INFO: rcu detected stall in kvm_vcpu_ioctl (2) kvm-x86 1 1 375d 375d
INFO: rcu detected stall in kvm_tdp_page_fault kvm-x86 1 1 417d 417d
INFO: task hung in kvm_mmu_pre_destroy_vm kvm-x86 1 1 786d 786d
general protection fault in vmx_vcpu_run (2) kvm-x86 17 C done unreliable 43427 1552d 1654d
KASAN: slab-use-after-free Read in alloc_workqueue kvm-x86 19 510 871d 871d
BUG: unable to handle kernel paging request in __call_srcu kvm-x86 8 syz error 1 2091d 2087d
KMSAN: uninit-value in vmx_queue_exception kvm-x86 7 C 29 2357d 2450d
general protection fault in kvm_mmu_uninit_tdp_mmu kvm-x86 2 C error 11802 1232d 1242d
KASAN: use-after-free Write in paging32_walk_addr_generic io-uring kvm-x86 24 C done error 6 1733d 1826d
KASAN: slab-out-of-bounds Read in handle_vmptrld kvm-x86 17 C done error 6 2167d 2167d
BUG: unable to handle kernel paging request in mmu_page_zap_pte kvm-x86 8 syz error error 74 2359d 2490d
WARNING in mmu_spte_clear_track_bits (2) kvm-x86 -1 C error 75 2412d 2423d
WARNING in kvm_mmu_uninit_tdp_mmu (2) kvm-x86 -1 C 10 1208d 1213d
BUG: spinlock cpu recursion on CPU, syz-executor kvm-x86 4 syz error error 1 2477d 2476d
upstream build error (17) kvm-x86 -1 1 1229d 1229d
general protection fault in __handle_changed_spte kvm-x86 2 1 1354d 1350d
INFO: rcu detected stall in vcpu_enter_guest kvm-x86 1 syz done error 14 1943d 2661d
INFO: rcu detected stall in ksys_ioctl kvm-x86 1 C done error 2 1951d 2020d
general protection fault in debug_check_no_obj_freed (5) kvm-x86 2 4 1472d 1492d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (4) kvm-x86 6 1 1590d 1566d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (3) kvm-x86 6 1 1659d 1659d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (3) kvm-x86 6 1 1695d 1695d
WARNING: kernel stack regs has bad value (2) kvm-x86 -1 C error error 5 2579d 2591d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify (2) kvm-x86 10 15 1781d 1827d
WARNING in handle_desc (2) kvm-x86 -1 1 1813d 1809d
invalid opcode in pvclock_gtod_notify kvm-x86 2 7 1786d 1828d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick (2) kvm-x86 6 2 1751d 1754d
KASAN: global-out-of-bounds Read in pvclock_gtod_notify kvm-x86 17 1 1831d 1827d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq (2) kvm-x86 6 1 1797d 1797d
KCSAN: data-race in kvm_arch_vcpu_load / kvm_vcpu_kick kvm-x86 6 1 1797d 1797d
KASAN: null-ptr-deref Write in kvm_vcpu_halt kvm-x86 12 1 1887d 1883d
KASAN: user-memory-access Read in sync_vmcs02_to_vmcs12 kvm-x86 17 1 1892d 1888d
KASAN: null-ptr-deref Read in kvm_arch_vm_ioctl kvm-x86 11 1 1888d 1884d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest (2) kvm-x86 6 5 1845d 1867d
invalid opcode in kvm_mmu_load kvm-x86 2 2 1881d 1877d
KASAN: null-ptr-deref Read in init_emulate_ctxt kvm-x86 11 1 1958d 1954d
KCSAN: data-race in kvm_cpu_has_injectable_intr / kvm_pic_set_irq kvm-x86 6 1 1875d 1875d
KASAN: vmalloc-out-of-bounds Read in __call_srcu kvm-x86 17 1 1930d 1926d
INFO: rcu detected stall in kvm_get_dirty_log_protect kvm-x86 1 2 1941d 1955d
INFO: rcu detected stall in __ia32_compat_sys_ioctl kvm-x86 1 1 1947d 1947d
KCSAN: data-race in mm_update_next_owner / vcpu_enter_guest kvm-x86 6 3 1906d 1988d
BUG: unable to handle kernel NULL pointer dereference in pvclock_gtod_notify kvm-x86 10 1 1990d 1986d
WARNING in cleanup_srcu_struct kvm-x86 -1 1 2052d 2048d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault (2) kvm-x86 6 2 2041d 2091d
KMSAN: uninit-value in native_apic_mem_read kvm-x86 7 syz 75 2450d 2501d
KCSAN: data-race in kvm_arch_vcpu_load / pvclock_gtod_notify kvm-x86 6 20 2106d 2126d
KCSAN: data-race in pvclock_gtod_notify / pvclock_update_vm_gtod_copy kvm-x86 6 6 2106d 2122d
KCSAN: data-race in prepare_signal / vcpu_enter_guest kvm-x86 6 1 2107d 2107d
KCSAN: data-race in kvm_write_tsc / pvclock_gtod_notify kvm-x86 6 3 2112d 2124d
KCSAN: data-race in kvm_mmu_notifier_change_pte / tdp_page_fault kvm-x86 6 1 2113d 2113d
KCSAN: data-race in kvm_arch_vcpu_create / pvclock_gtod_notify kvm-x86 6 2 2122d 2124d
WARNING in x86_emulate_insn kvm-x86 -1 C error 309 2767d 2812d
kernel BUG at include/linux/kvm_host.h:LINE! kvm-x86 -1 1 2239d 2239d
INFO: task hung in kvm_page_track_unregister_notifier kvm-x86 1 2 2265d 2378d
kernel BUG at arch/x86/kvm/x86.c:LINE! (3) kvm-x86 -1 1 2355d 2354d
KMSAN: uninit-value in __rmap_write_protect kvm-x86 7 1 2380d 2380d
BUG: sleeping function called from invalid context at arch/x86/mm/fault.c:LINE (2) kvm-x86 -1 C 43 2493d 2685d
KMSAN: uninit-value in vmx_set_constant_host_state (2) kvm-x86 7 1576 2503d 2504d
KMSAN: uninit-value in vmx_handle_external_intr (2) kvm-x86 7 1 2503d 2503d
KMSAN: uninit-value in vmx_create_vcpu (2) kvm-x86 7 12 2506d 2506d
BUG: corrupted list in __loaded_vmcs_clear kvm-x86 8 3 2521d 2553d
KASAN: use-after-free Read in vmx_vcpu_load kvm-x86 19 13 2523d 2561d
KASAN: use-after-free Read in __loaded_vmcs_clear kvm-x86 19 5 2534d 2553d
general protection fault in vcpu_enter_guest kvm-x86 2 1 2562d 2559d
BUG: unable to handle kernel NULL pointer dereference in vmx_set_msr kvm-x86 10 1 2622d 2622d
invalid opcode in kvm_spurious_fault kvm-x86 2 1 2458d 2458d
KMSAN: uninit-value in x86_emulate_insn kvm-x86 7 syz 2 2488d 2488d
KMSAN: uninit-value in vmx_set_constant_host_state kvm-x86 7 C 2007 2504d 2506d
KMSAN: uninit-value in vmx_handle_external_intr kvm-x86 7 3 2504d 2505d
KMSAN: uninit-value in vmx_vcpu_put (2) kvm-x86 7 2 2505d 2506d
KMSAN: uninit-value in vmx_create_vcpu kvm-x86 7 8860 2506d 2511d
KMSAN: uninit-value in vmx_vcpu_load kvm-x86 7 4 2508d 2511d
KMSAN: uninit-value in __vmx_flush_tlb kvm-x86 7 20 2506d 2511d
KMSAN: uninit-value in loaded_vmcs_init kvm-x86 7 33 2506d 2511d
KMSAN: uninit-value in vmx_vcpu_put kvm-x86 7 1 2506d 2506d