xapic in kvm-unit-test failed (FAIL: Want 2 IPI(s) using logical flat mode)

[Po-Hsu Lin]

Issue found with kvm-unit-test repo updated to e11a0e2f88 ("s390x: Fix integer literal in skey.c") upstream.

Test log:
 Running '/home/ubuntu/autotest/client/tmp/ubuntu_kvm_unit_tests/src/kvm-unit-tests/tests/xapic'
 BUILD_HEAD=48af4243
 timeout -k 1s --foreground 60 /usr/bin/qemu-system-x86_64 --no-reboot -nodefaults -device pc-testdev -device isa-debug-exit,iobase=0xf4,iosize=0x4 -vnc none -serial stdio -device pci-testdev -machine accel=kvm -kernel /tmp/tmp.FGPTckNz8x -smp 2 -cpu qemu64,-x2apic,+tsc-deadline -machine pit=off # -initrd /tmp/tmp.sPa6bm421X
 qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]
 qemu-system-x86_64: warning: host doesn't support requested feature: CPUID.80000001H:ECX.svm [bit 2]
 enabling apic
 smp: waiting for 1 APs
 enabling apic
 setup: CPU 1 online
 paging enabled
 cr0 = 80010011
 cr3 = 1007000
 cr4 = 20
 apic version: 14
 PASS: apic existence
 PASS: apic_disable: Local apic disabled
 PASS: apic_disable: CPUID.1H:EDX.APIC[bit 9] is clear
 PASS: apic_disable: *0xfee00030: ffffffff
 PASS: apic_disable: CR8: 0
 PASS: apic_disable: CR8: f
 PASS: apic_disable: *0xfee00080: ffffffff
 PASS: apic_disable: Local apic enabled in xAPIC mode
 PASS: apic_disable: CPUID.1H:EDX.APIC[bit 9] is set
 PASS: apic_disable: *0xfee00030: 50014
 PASS: apic_disable: *0xfee00080: 0
 PASS: apic_disable: *0xfee00080: f0
 x2apic not detected
 PASS: enable unsupported x2apic
 PASS: self_ipi_xapic: Local apic enabled in xAPIC mode
 PASS: self_ipi_xapic: self ipi
 SKIP: self_ipi_x2apic: x2apic not detected
 starting broadcast (xapic)
 PASS: APIC physical broadcast address
 PASS: APIC physical broadcast shorthand
 PASS: IPI to single target using logical flat mode
 PASS: IPI to single target using logical cluster mode
 FAIL: Want 2 IPI(s) using logical flat mode, dest = 3, got 1 IPI(s)
 FAIL: IPI to multiple targets using logical flat mode
 FAIL: Want 2 IPI(s) using logical cluster mode, dest = 3, got 1 IPI(s)
 FAIL: IPI to multiple targets using logical cluster mode
 PASS: PV IPIs testing
 PASS: nmi-after-sti
 PASS: multiple nmi
 PASS: pending nmi
 PASS: APIC LVT timer one shot
 starting apic change mode
 PASS: TMICT value reset
 PASS: TMCCT should have a non-zero value
 PASS: TMCCT should have reached 0
 PASS: TMCCT should have a non-zero value
 PASS: TMCCT should not be reset to TMICT value
 PASS: TMCCT should be reset to the initial-count
 PASS: TMCCT should not be reset to init
 PASS: TMCCT should have reach zero
 PASS: TMCCT should stay at zero
 PASS: tsc deadline timer
 PASS: tsc deadline timer clearing
 PASS: xapic id matches cpuid
 PASS: writeable xapic id
 PASS: correct xapic id after reset
 PASS: apicbase: relocate apic
 PASS: apicbase: reserved physaddr bits
 PASS: apicbase: reserved low bits
 FAIL: Want 2 IPI(s) using physical mode, dest = 0, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 9, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 10, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 11, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 12, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 13, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 14, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 15, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 16, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 17, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 18, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 19, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 1f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 20, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 21, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 22, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 23, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 24, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 25, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 26, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 27, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 28, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 29, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 2f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 30, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 31, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 32, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 33, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 34, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 35, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 36, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 37, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 38, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 39, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 3f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 40, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 41, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 42, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 43, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 44, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 45, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 46, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 47, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 48, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 49, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 4f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 50, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 51, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 52, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 53, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 54, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 55, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 56, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 57, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 58, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 59, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 5f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 60, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 61, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 62, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 63, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 64, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 65, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 66, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 67, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 68, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 69, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 6f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 70, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 71, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 72, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 73, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 74, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 75, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 76, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 77, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 78, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 79, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 7f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 80, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 81, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 82, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 83, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 84, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 85, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 86, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 87, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 88, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 89, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8a, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8b, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8c, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8d, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8e, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 8f, got 1 IPI(s)
 FAIL: Want 2 IPI(s) using physical mode, dest = 90, got 1 IPI(s)
 qemu-system-x86_64: terminating on signal 15 from pid 38229 (timeout)
 FAIL xapic (timeout; duration=60)

Test added from this patchset:
https://<email address hidden>/

[Cory Todd (corytodd)]

Spotted on jammy:linux-oracle 5.15.0-1031 with same error log.

[Cory Todd (corytodd)]

Also affecting x2apic

  30404 18:38:00 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 0, got 1 IPI(s)
    30405 18:38:00 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 1, got 1 IPI(s)
    30406 18:38:01 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 2, got 1 IPI(s)
    30407 18:38:01 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 3, got 1 IPI(s)
    30408 18:38:02 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 4, got 1 IPI(s)
    30409 18:38:02 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 5, got 1 IPI(s)
    30410 18:38:03 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 6, got 1 IPI(s)
    30411 18:38:04 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 7, got 1 IPI(s)
    30412 18:38:04 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 8, got 1 IPI(s)
    30413 18:38:05 DEBUG| [stdout] FAIL: Want 2 IPI(s) using physical mode, dest = 9, got 1 IPI(s)