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Applied filters: Label=subsystems:kvm (drop)
Title Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
WARNING: kmalloc bug in memslot_rmap_alloc kvm C unreliable 3 1078d 1107d 1/28 never KVM: replace large kvmalloc allocation with vmalloc
general protection fault in is_page_fault_stale kvm 3 32d 56d 24/28 never 28cec7f08b8b KVM: x86/mmu: Check that root is valid/loaded when pre-faulting SPTEs
WARNING in kvm_recalculate_apic_map kvm C done 23 34d 70d 27/28 never 4b7c3f6d04bd KVM: x86: Make x2APIC ID 100% readonly
WARNING in __kvm_gpc_refresh (2) kvm C error 2 97d 111d 27/28 34d ebbdf37ce9ab KVM: Validate hva in kvm_gpc_activate_hva() to fix __kvm_gpc_refresh() WARN
UBSAN: array-index-out-of-bounds in lock_timer_base bcachefs kvm 4 91d 105d 26/28 69d b79922009214 bcachefs: Add missing synchronize_srcu_expedited() call when shutting down
WARNING: locking bug in srcu_gp_start_if_needed kvm bcachefs 2 96d 98d 26/28 69d f770a6e9a3d7 bcachefs: Fix initialization order for srcu barrier
WARNING: locking bug in __timer_delete_sync kvm bcachefs 6 83d 107d 26/28 69d b79922009214 bcachefs: Add missing synchronize_srcu_expedited() call when shutting down
KASAN: slab-use-after-free Read in vhost_task_fn kvm net virt C done 2661 138d 140d 25/28 103d db5247d9bf5c vhost_task: Handle SIGKILL by flushing work and exiting
WARNING in mmu_free_root_page kvm C 104 149d 172d 25/28 117d 1bc26cb90902 KVM: x86/mmu: Precisely invalidate MMU root_role during CPUID update
WARNING in clear_dirty_gfn_range kvm C 3 166d 188d 25/28 117d 2673dfb591a3 KVM: x86/mmu: Write-protect L2 SPTEs in TDP MMU when clearing dirty status
WARNING in __kvm_gpc_refresh kvm C 178 118d 182d 25/28 117d 5c9ca4ed8908 KVM: Check validity of offset+length of gfn_to_pfn_cache prior to activation
KMSAN: uninit-value in em_ret_far kvm C 37 185d 251d 25/28 159d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
KMSAN: uninit-value in em_ret_near_imm kvm 2 196d 209d 25/28 159d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
KMSAN: uninit-value in em_ret kvm 3 187d 208d 25/28 159d 6fd1e3963f20 KVM: x86: Clean up partially uninitialized integer in emulate_pop()
WARNING in kvm_mmu_notifier_invalidate_range_start (3) kvm C inconclusive done 44 244d 305d 25/28 193d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_mmu_notifier_change_pte kvm C inconclusive 2 268d 278d 25/28 230d 4cccb6221cae fs/proc/task_mmu: move mmu notification mechanism inside mm lock
WARNING in kvm_arch_vcpu_ioctl_run (5) kvm C error 343 375d 462d 23/28 340d 26a0652cb453 KVM: x86: Disallow KVM_SET_SREGS{2} if incoming CR0 is invalid
general protection fault in vhost_work_queue kvm net virt 1 481d 476d 23/28 441d a284f09effea vhost: Fix crash during early vhost_transport_send_pkt calls
KASAN: slab-use-after-free Read in kvm_tdp_mmu_invalidate_all_roots kvm 3 513d 512d 22/28 466d edbdb43fc96b KVM: x86: Preserve TDP MMU roots until they are explicitly invalidated
WARNING in kvm_tdp_mmu_invalidate_all_roots kvm 1658 511d 514d 22/28 466d edbdb43fc96b KVM: x86: Preserve TDP MMU roots until they are explicitly invalidated
WARNING in kvm_arch_vcpu_ioctl_run (4) kvm C error 288 467d 550d 22/28 466d 0dc902267cb3 KVM: x86: Suppress pending MMIO write exits if emulator detects exception
KMSAN: uninit-value in kvm_irq_delivery_to_apic_fast kvm C 20 778d 812d 22/28 570d 8a414f943f8b KVM: x86: Fully initialize 'struct kvm_lapic_irq' in kvm_pv_kick_cpu_op() KVM: x86: Fully initialize 'struct kvm_lapic_irq' in kvm_pv_kick_cpu_op()
WARNING in vcpu_enter_guest (2) kvm C 42 683d 692d 22/28 570d dea0d5a2fde6 KVM: x86: Exempt pending triple fault from event injection sanity check
BUG: unable to handle kernel paging request in vmx_handle_exit_irqoff kvm C error 7736 662d 684d 22/28 570d 1cfaac2400c7 x86/kasan: Populate shadow for shared chunk of the CPU entry area
WARNING in vmx_queue_exception (2) kvm C 5 870d 868d 22/28 570d 053d2290c030 KVM: VMX: Exit to userspace if vCPU has injected exception and invalid state
kernel BUG in vhost_get_vq_desc kvm net virt C inconclusive 19 934d 947d 22/28 570d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
BUG: unable to handle kernel paging request in kvm_arch_hardware_enable kvm C error 28 759d 763d 22/28 570d 4ba4f4194274 KVM: Properly unwind VM creation if creating debugfs fails
WARNING: ODEBUG bug in kvm_xen_vcpu_set_attr kvm io-uring C done 4 778d 831d 22/28 570d af735db31285 KVM: x86/xen: Initialize Xen timer only once c03689913635 KVM: x86/xen: Stop Xen timer before changing IRQ
INFO: task hung in vhost_work_dev_flush kvm net virt C error 2 950d 941d 22/28 570d e2ae38cf3d91 vhost: fix hung thread due to erroneous iotlb entries
WARNING in free_loaded_vmcs (3) kvm C inconclusive 2 967d 966d 22/28 570d f7e570780efc KVM: x86: Forcibly leave nested virt when SMM state is toggled
WARNING in kvm_arch_vcpu_ioctl_run (3) kvm C done error 16157 571d 2365d 22/28 570d ec6e4d863258 KVM: x86: Mark TSS busy during LTR emulation _after_ all fault checks
WARNING in kvm_mmu_notifier_invalidate_range_start (2) kvm C done 14 897d 911d 22/28 570d 01e67e04c281 mmmremap.c: avoid pointless invalidate_range_start/end on mremap(old_size=0)
memory leak in kvm_vcpu_ioctl_set_cpuid2 kvm C 1 968d 964d 22/28 570d 811f95ff9527 KVM: x86: Free kvm_cpuid_entry2 array on post-KVM_RUN KVM_SET_CPUID{,2}
WARNING in vhost_dev_cleanup (2) kvm net virt 79 935d 943d 22/28 570d a58da53ffd70 vhost/vsock: don't check owner in vhost_vsock_stop() while releasing
memory leak in kvm_set_memslot kvm C 1 854d 854d 22/28 570d c87661f855c3 KVM: Free new dirty bitmap if creating a new memslot fails
general protection fault in kvm_arch_vcpu_ioctl kvm C inconclusive 365 771d 809d 22/28 570d f83894b24c2a KVM: x86: Fix handling of APIC LVT updates when userspace changes MCG_CAP
possible deadlock in scheduler_tick kvm C error 99 1261d 1273d 20/28 915d a83829f56c7c KVM: x86: disable interrupts while pvclock_gtod_sync_lock is taken 8228c77d8b56 KVM: x86: switch pvclock_gtod_sync_lock to a raw spinlock
general protection fault in rcu_segcblist_enqueue kvm C done done 368 1106d 1171d 20/28 923d eb7511bf9182 KVM: x86: Handle SRCU initialization failure during page track init
WARNING in nested_vmx_vmexit kvm C done 101 1000d 1016d 20/28 923d a80dfc025924 KVM: VMX: Always clear vmx->fail on emulation_required
kernel BUG in kvm_read_guest_offset_cached kvm 11 1023d 1029d 20/28 923d 8503fea6761d KVM: VMX: do not use uninitialized gfn_to_hva_cache
WARNING in vmx_queue_exception kvm 8 934d 996d 20/28 923d fc4fad79fc3d KVM: VMX: Reject KVM_RUN if emulation is required with pending exception
WARNING in kvm_mmu_notifier_invalidate_range_start kvm C done 19 932d 993d 20/28 923d d6aba4c8e20d hugetlbfs: fix off-by-one error in hugetlb_vmdelete_list()
WARNING in kvm_mmu_uninit_tdp_mmu kvm 3 959d 1042d 20/28 923d 3a0f64de479c KVM: x86/mmu: Don't advance iterator after restart due to yielding
BUG: spinlock bad magic in synchronize_srcu kvm C done done 3254 1085d 1455d 20/28 923d eb7511bf9182 KVM: x86: Handle SRCU initialization failure during page track init
KMSAN: uninit-value in kvm_cpuid kvm C 22 1057d 1082d 20/28 923d e8a747d0884e KVM: x86: Swap order of CPUID entry "index" vs. "significant flag" checks
upstream boot error: WARNING in kvm_wait kvm 233 1277d 1291d 20/28 1042d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
memory leak in kvm_dev_ioctl kvm C 37 1160d 1172d 20/28 1042d 004d62eb4e57 kvm: debugfs: fix memory leak in kvm_create_vm_debugfs
WARNING in exception_type kvm C error 1 1114d 1114d 20/28 1042d e7177339d7b5 Revert "KVM: x86: mmu: Add guest physical address check in translate_gpa()"
usb-testing boot error: WARNING in kvm_wait kvm 3 1285d 1288d 20/28 1042d f4e61f0c9add  x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in kvm_wait kvm C error 119882 1271d 1288d 20/28 1042d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
bpf-next test error: WARNING in kvm_wait kvm 1 1281d 1281d 20/28 1042d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
WARNING in x86_emulate_instruction kvm C done 4 1218d 1214d 20/28 1042d da6393cdd8aa KVM: X86: Fix warning caused by stale emulation context
net test error: WARNING in kvm_wait kvm 1 1284d 1284d 20/28 1042d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
linux-next boot error: WARNING in kvm_wait kvm 9 1276d 1287d 20/28 1042d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
upstream test error: WARNING in kvm_wait kvm 2 1283d 1285d 20/28 1042d f4e61f0c9add x86/kvm: Fix broken irq restoration in kvm_wait
general protection fault in gfn_to_rmap (2) kvm C done 1 1197d 1196d 20/28 1042d 78fcb2c91adf KVM: x86: Immediately reset the MMU context when the SMM flag is cleared
general protection fault in kvm_hv_irq_routing_update kvm C done 33 1292d 1299d 20/28 1256d 919f4ebc5987 KVM: x86: hyper-v: Fix Hyper-V context null-ptr-deref
BUG: unable to handle kernel paging request in __kvm_mmu_prepare_zap_page kvm syz error 2 2020d 2030d 20/28 1277d 47c42e6b4192 KVM: x86: fix handling of role.cr4_pae and rename it to 'gpte_size'
UBSAN: shift-out-of-bounds in intel_pmu_refresh kvm C unreliable 1237 1328d 1378d 19/28 1287d e61ab2a320c3 KVM: x86/pmu: Fix UBSAN shift-out-of-bounds warning in intel_pmu_refresh()
UBSAN: shift-out-of-bounds in kvm_vcpu_after_set_cpuid kvm 2 1370d 1365d 19/28 1287d 2f80d502d627 KVM: x86: fix shift out of bounds reported by UBSAN
WARNING in handle_exception_nmi kvm C error done 2653 1441d 1446d 15/28 1400d f8e48a3dca06 lockdep: Fix preemption WARN for spurious IRQ-enable
BUG: unable to handle kernel paging request in pvclock_gtod_notify kvm C done done 8 1446d 1465d 15/28 1400d a49145acfb97 fbmem: add margin check to fb_check_caps()
BUG: unable to handle kernel paging request in vmx_vcpu_run kvm C error error 194 2236d 2350d 15/28 1457d 0447378a4a79 kvm: vmx: Nested VM-entry prereqs for event inj.
general protection fault in __apic_accept_irq (2) kvm C done 9 1545d 1541d 15/28 1508d 9d3c447c72fb KVM: X86: Fix async pf caused null-ptr-deref
WARNING in kvm_inject_emulated_page_fault kvm C done 20 1546d 1566d 15/28 1522d 7a35e515a705 KVM: VMX: Properly handle kvm_read/write_guest_virt*() result
BUG: unable to handle kernel NULL pointer dereference in direct_page_fault kvm 1 1552d 1548d 15/28 1522d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in try_async_pf kvm 1 1552d 1548d 15/28 1522d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: unable to handle kernel NULL pointer dereference in kvm_vm_ioctl kvm 1 1552d 1552d 15/28 1522d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
kernel BUG at arch/x86/kvm/mmu/mmu.c:LINE! (2) kvm C done 46328 1543d 1574d 15/28 1522d 7d2e8748af62 KVM: x86: Initialize tdp_level during vCPU creation
BUG: unable to handle kernel NULL pointer dereference in kvm_vcpu_gfn_to_memslot kvm 1 1552d 1552d 15/28 1522d 3021e69219e2 kcov: check kcov_softirq in kcov_remote_stop()
BUG: soft lockup in wg_packet_tx_worker kvm 1 1594d 1594d 15/28 1522d df4953e4e997 sch_sfq: validate silly quantum values
KASAN: slab-out-of-bounds Read in __kvm_gfn_to_hva_cache_init kvm C done 1537 1578d 1623d 15/28 1551d b6467ab142b7 KVM: Check validity of resolved slot when searching memslots
BUG: unable to handle kernel NULL pointer dereference in handle_external_interrupt_irqoff kvm C done 6404 1635d 1640d 15/28 1591d 428b8f1d9f92 KVM: VMX: don't allow memory operands for inline asm that modifies SP
WARNING in vcpu_enter_guest kvm syz done 19 1640d 1754d 15/28 1591d d33294541889 KVM: x86: remove bogus user-triggerable WARN_ON
kernel panic: stack is corrupted in vhost_net_ioctl virt kvm net C done 2 1675d 1762d 15/28 1615d 42d84c8490f9 vhost: Check docket sk_family instead of call getname
kernel BUG at arch/x86/kvm/mmu/mmu.c:LINE! kvm C done 6 1729d 1736d 15/28 1672d 005ba37cb89b mm: thp: KVM: Explicitly check for THP when populating secondary MMU
KASAN: vmalloc-out-of-bounds Write in kvm_dev_ioctl_get_cpuid kvm C 41 1748d 1749d 15/28 1714d 433f4ba19041 KVM: x86: fix out-of-bounds write in KVM_GET_EMULATED_CPUID (CVE-2019-19332)
general protection fault in kvm_coalesced_mmio_init kvm syz done 48 1770d 1779d 14/28 1753d 8a44119a98be KVM: Fix NULL-ptr deref after kvm_create_vm fails
KASAN: use-after-free Read in __schedule (2) kvm C done 961 2019d 2237d 13/28 1762d 26b471c7e2f7 KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs
WARNING in handle_desc kvm C done 6 1824d 1832d 13/28 1798d 3ca94192278c KVM: X86: Fix userspace set invalid CR4
BUG: unable to handle kernel paging request in coalesced_mmio_write kvm C done 10 1906d 1910d 13/28 1798d b60fe990c6b0 KVM: coalesced_mmio: add bounds checking
WARNING in kvm_set_tsc_khz kvm C 5 2232d 2228d 12/28 1876d 3f16a5c31839 KVM: x86: degrade WARN to pr_warn_ratelimited
general protection fault in vcpu_enter_guest (2) kvm C done 11286 1965d 1971d 12/28 1939d b904cb8dff82 KVM: lapic: Check for in-kernel LAPIC before deferencing apic pointer
INFO: task hung in vhost_net_stop_vq kvm net virt C done 136 1980d 2117d 12/28 1939d 813dbeb656d6 vhost: reject zero size iova range
WARNING in free_loaded_vmcs (2) kvm syz done 5 2204d 2225d 11/28 1994d 5bea5123cbf0 KVM: VMX: check nested state and CR4.VMXE against SMM
general protection fault in kvm_lapic_hv_timer_in_use kvm syz done 205 2187d 2229d 11/28 1994d 26b471c7e2f7 KVM: nVMX: Fix bad cleanup on error of get/set nested state IOCTLs
WARNING in enter_vmx_operation kvm syz done 8 2198d 2209d 11/28 1994d 5bea5123cbf0 KVM: VMX: check nested state and CR4.VMXE against SMM
KMSAN: kernel-infoleak in kvm_vcpu_write_guest_page kvm C 25 2113d 2141d 11/28 2022d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
KMSAN: uninit-value in kvm_clear_dirty_log_protect kvm 6 2022d 2066d 11/28 2022d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
KASAN: slab-out-of-bounds Read in kvm_clear_dirty_log_protect kvm C 54 2073d 2085d 11/28 2022d 98938aa8edd6 KVM: validate userspace input in kvm_clear_dirty_log_protect()
KMSAN: kernel-infoleak in vmx_get_nested_state kvm C 6 2022d 2134d 11/28 2022d 3a33d030daaa kvm: x86/vmx: Use kzalloc for cached_vmcs12
WARNING: refcount bug in kvm_vm_ioctl kvm syz 13 2056d 2169d 11/28 2022d cfa39381173d kvm: fix kvm_ioctl_create_device() reference counting (CVE-2019-6974)
general protection fault in kvm_ioapic_scan_entry kvm C 148 2116d 2226d 11/28 2029d dcbd3e49c2f0 KVM: X86: Fix NULL deref in vcpu_scan_ioapic
general protection fault in kvm_arch_vcpu_ioctl_run kvm C 12 2098d 2114d 11/28 2076d dcbd3e49c2f0 KVM: X86: Fix NULL deref in vcpu_scan_ioapic
KASAN: use-after-free Read in kvm_put_kvm kvm C 143 2098d 2158d 11/28 2076d 987d1149be7d KVM: fix unregistering coalesced mmio zone from wrong bus
KASAN: use-after-free Read in vhost_transport_send_pkt net virt kvm syz 36 2114d 2240d 11/28 2100d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KASAN: use-after-free Read in vhost_work_queue kvm net virt syz 30 2112d 2211d 11/28 2100d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KASAN: use-after-free Read in vhost_transport_cancel_pkt kvm net virt syz 17 2138d 2183d 11/28 2100d 834e772c8db0 vhost/vsock: fix use-after-free in network stack callers
KMSAN: kernel-infoleak in kvm_write_guest_page kvm C 36 2113d 2140d 11/28 2111d bcbfbd8ec210 KVM: x86: Fix kernel info-leak in KVM_HC_CLOCK_PAIRING hypercall
KMSAN: kernel-infoleak in kvm_arch_vcpu_ioctl kvm C 31 2116d 2131d 11/28 2111d 7f9ad1dfa3c7 KVM: nVMX: Fix kernel info-leak when enabling KVM_CAP_HYPERV_ENLIGHTENED_VMCS more than once
KASAN: use-after-free Read in iotlb_access_ok kvm net virt 1 2237d 2233d 8/28 2211d b13f9c636437 vhost: reset metadata cache when initializing new IOTLB
KASAN: use-after-free Write in irq_bypass_register_consumer kvm C 1632 2252d 2513d 8/28 2215d b5020a8e6b54 KVM/Eventfd: Avoid crash when assign and deassign specific eventfd in parallel.
KMSAN: uninit-value in _copy_to_iter (2) kvm net virt C 226 2293d 2338d 8/28 2261d 670ae9caaca4 vhost: fix info leak due to uninitialized memory
WARNING in __mutex_unlock_slowpath kvm C 2 2330d 2332d 5/28 2293d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
general protection fault in __radix_tree_delete kvm C 38 2306d 2332d 5/28 2293d 7a4deea1aa8b idr: fix invalid ptr dereference on item delete
INFO: task hung in do_vfs_ioctl kvm 2 2330d 2347d 5/28 2315d 8236b0ae31c8 bdi: wake up concurrent wb_shutdown() callers.
kernel BUG at drivers/vhost/vhost.c:LINE! (2) kvm net virt C 139 2325d 2355d 5/28 2323d d14d2b78090c vhost: fix vhost_vq_access_ok() log check
KASAN: use-after-free Read in perf_trace_lock_acquire (2) kvm net virt C 188 2419d 2491d 5/28 2337d 4cd879515d68 vhost_net: stop device during reset owner
kernel BUG at drivers/vhost/vhost.c:LINE! kvm net virt C 152 2355d 2374d 5/28 2355d d65026c6c62e vhost: validate log when IOTLB is enabled
possible deadlock in handle_rx kvm net virt C 4 2367d 2367d 5/28 2355d aaa3149bbee9 vhost_net: add missing lock nesting notation
BUG: corrupted list in remove_wait_queue kvm net virt C 5 2368d 2371d 5/28 2355d dc6455a71c7f vhost: correctly remove wait queue during poll failure
general protection fault in native_write_cr4 kvm C 132300 2358d 2463d 5/28 2355d 8eb3f87d9031 KVM: nVMX: fix guest CR4 loading when emulating L2 to L1 exit
WARNING in kvm_arch_vcpu_ioctl_run (2) kvm C 61018 2423d 2511d 4/28 2380d c37c28730bb0 KVM: VMX: Fix rflags cache during vCPU reset
kernel BUG at arch/x86/kvm/mmu.c:LINE! kvm C 695 2394d 2511d 4/28 2386d b28676bb8ae4 KVM: mmu: Fix overlap between public and private memslots
WARNING in __x86_set_memory_region kvm C 716 2394d 2512d 4/28 2386d 103c763c72dd KVM/x86: remove WARN_ON() for when vm_munmap() fails
WARNING in handle_ept_misconfig kvm C 238 2394d 2517d 4/28 2386d 95e057e25892 KVM: X86: Fix SMRAM accessing even if VM is shutdown
KASAN: use-after-free Read in __schedule kvm C 145 2461d 2462d 4/28 2406d 8dbfb2bf1bb3 KVM: x86: don't forget vcpu_put() in kvm_arch_vcpu_ioctl_set_sregs()
KASAN: use-after-free Read in __list_add_valid (3) kvm net virt 16 2420d 2427d 4/28 2417d 4cd879515d68 vhost_net: stop device during reset owner
WARNING in vhost_dev_cleanup net virt kvm C 4 2421d 2427d 4/28 2420d 4cd879515d68 vhost_net: stop device during reset owner
possible deadlock in vhost_chr_write_iter kvm net virt C 25952 2427d 2429d 4/28 2423d e9cb4239134c vhost: use mutex_lock_nested() in vhost_dev_lock_vqs()
KASAN: stack-out-of-bounds Read in write_mmio kvm C 3 2471d 2482d 4/28 2424d e39d200fa5bf KVM: Fix stack-out-of-bounds read in write_mmio
WARNING in free_loaded_vmcs kvm C 170 2484d 2492d 4/28 2427d b74558259c51 KVM: VMX: Fix vmx->nested freeing when no SMI handler
KASAN: double-free or invalid-free in kvm_arch_vcpu_uninit kvm 1 2442d 2438d 3/28 2437d d76c68109f37 crypto: pcrypt - fix freeing pcrypt instances
BUG: unable to handle kernel paging request in kvm_arch_vcpu_ioctl_run kvm 1 2476d 2472d 3/28 2449d 7fb983b4dd56 x86/entry: Fix assumptions that the HW TSS is at the beginning of cpu_tss