On 15/06/17(Thu) 18:43, Hrvoje Popovski wrote:
> Hi all,
> 
> test box is configured with kern.pool_debug=1 and option MP_LOCKDEBUG.
> 
> while sending traffic (9000 byte) over ix interfaces and at the same
> time changing mtu on sink interface (ix1) from 9000 to 1500 drops me to
> ddb console.
> 
> it seems that i can't trigger dropping to ddb console with
> kern.pool_debug=0.

But the machine do not freeze right?

Do you still enter DDB with a bigger value of __mp_lock_spinout? 

> 
> without MP_LOCKDEBUG, it seems that after changing mtu on ix1 interface
> while forwarding traffic, i can't see any traffic on ix1 interface. but
> this i need to investigate a little more.
> 
> this is plain ip forwarding without pseudo interfaces or pf.
> 
> ddb traces are in attachment.
> 
> 
> 
> OpenBSD 6.1-current (GENERIC.MP) #3: Thu Jun 15 16:03:36 CEST 2017
>     hrv...@x3550m4.srce.hr:/usr/src/sys/arch/amd64/compile/GENERIC.MP
> real mem = 34314846208 (32725MB)
> avail mem = 33269080064 (31727MB)
> mpath0 at root
> scsibus0 at mpath0: 256 targets
> mainbus0 at root
> bios0 at mainbus0: SMBIOS rev. 2.7 @ 0x7e67b000 (84 entries)
> bios0: vendor IBM version "-[D7E158DUS-2.40]-" date 04/10/2017
> bios0: IBM IBM System x3550 M4 -[791425Z]-
> acpi0 at bios0: rev 2
> acpi0: sleep states S0 S5
> acpi0: tables DSDT FACP TCPA ERST HEST HPET APIC MCFG OEM0 OEM1 SLIT
> SRAT SLIC S
> SDT SSDT SSDT SSDT DMAR
> acpi0: wakeup devices MRP1(S4) DCC0(S4) MRP3(S4) MRP5(S4) EHC2(S5)
> PEX0(S5) PEX
> 7(S5) EHC1(S5) IP2P(S3) MRPB(S4) MRPC(S4) MRPD(S4) MRPF(S4) MRPG(S4)
> MRPH(S4) M
> RPI(S4) [...]
> acpitimer0 at acpi0: 3579545 Hz, 24 bits
> acpihpet0 at acpi0: 14318179 Hz
> acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
> cpu0 at mainbus0: apid 0 (boot processor)
> cpu0: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.27 MHz
> cpu0:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu0: 256KB 64b/line 8-way L2 cache
> cpu0: TSC frequency 2100271740 Hz
> cpu0: smt 0, core 0, package 0
> mtrr: Pentium Pro MTRR support, 10 var ranges, 88 fixed ranges
> cpu0: apic clock running at 100MHz
> cpu0: mwait min=64, max=64, C-substates=0.2.1.1, IBE
> cpu1 at mainbus0: apid 2 (application processor)
> cpu1: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu1:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu1: 256KB 64b/line 8-way L2 cache
> cpu1: smt 0, core 1, package 0
> cpu2 at mainbus0: apid 4 (application processor)
> cpu2: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu2:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu2: 256KB 64b/line 8-way L2 cache
> cpu2: smt 0, core 2, package 0
> cpu3 at mainbus0: apid 6 (application processor)
> cpu3: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu3:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu3: 256KB 64b/line 8-way L2 cache
> cpu3: smt 0, core 3, package 0
> cpu4 at mainbus0: apid 8 (application processor)
> cpu4: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu4:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu4: 256KB 64b/line 8-way L2 cache
> cpu4: smt 0, core 4, package 0
> cpu5 at mainbus0: apid 10 (application processor)
> cpu5: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu5:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu5: 256KB 64b/line 8-way L2 cache
> cpu5: smt 0, core 5, package 0
> cpu6 at mainbus0: apid 32 (application processor)
> cpu6: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu6:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu6: 256KB 64b/line 8-way L2 cache
> cpu6: smt 0, core 0, package 1
> cpu7 at mainbus0: apid 34 (application processor)
> cpu7: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu7:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu7: 256KB 64b/line 8-way L2 cache
> cpu7: smt 0, core 1, package 1
> cpu8 at mainbus0: apid 36 (application processor)
> cpu8: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu8:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu8: 256KB 64b/line 8-way L2 cache
> cpu8: smt 0, core 2, package 1
> cpu9 at mainbus0: apid 38 (application processor)
> cpu9: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu9:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,C
> FLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,V
> MX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADLI
> NE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,SM
> EP,ERMS,SENSOR,ARAT
> cpu9: 256KB 64b/line 8-way L2 cache
> cpu9: smt 0, core 3, package 1
> cpu10 at mainbus0: apid 40 (application processor)
> cpu10: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.00 MHz
> cpu10:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,
> CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,
> VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADL
> INE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,S
> MEP,ERMS,SENSOR,ARAT
> cpu10: 256KB 64b/line 8-way L2 cache
> cpu10: smt 0, core 4, package 1
> cpu11 at mainbus0: apid 42 (application processor)
> cpu11: Intel(R) Xeon(R) CPU E5-2620 v2 @ 2.10GHz, 2100.01 MHz
> cpu11:
> FPU,VME,DE,PSE,TSC,MSR,PAE,MCE,CX8,APIC,SEP,MTRR,PGE,MCA,CMOV,PAT,PSE36,
> CFLUSH,DS,ACPI,MMX,FXSR,SSE,SSE2,SS,HTT,TM,PBE,SSE3,PCLMUL,DTES64,MWAIT,DS-CPL,
> VMX,SMX,EST,TM2,SSSE3,CX16,xTPR,PDCM,PCID,DCA,SSE4.1,SSE4.2,x2APIC,POPCNT,DEADL
> INE,AES,XSAVE,AVX,F16C,RDRAND,NXE,PAGE1GB,RDTSCP,LONG,LAHF,PERF,ITSC,FSGSBASE,S
> MEP,ERMS,SENSOR,ARAT
> cpu11: 256KB 64b/line 8-way L2 cache
> cpu11: smt 0, core 5, package 1
> ioapic0 at mainbus0: apid 8 pa 0xfec00000, version 20, 24 pins
> ioapic1 at mainbus0: apid 9 pa 0xfec01000, version 20, 24 pins
> ioapic2 at mainbus0: apid 10 pa 0xfec40000, version 20, 24 pins
> acpimcfg0 at acpi0 addr 0x80000000, bus 0-255
> acpiprt0 at acpi0: bus 0 (IOH0)
> acpiprt1 at acpi0: bus 12 (MRP1)
> acpiprt2 at acpi0: bus 17 (DCC0)
> acpiprt3 at acpi0: bus 22 (MRP3)
> acpiprt4 at acpi0: bus 27 (MRP5)
> acpiprt5 at acpi0: bus 6 (PEX0)
> acpiprt6 at acpi0: bus 128 (IOH1)
> acpiprt7 at acpi0: bus 134 (MRPD)
> acpicpu0 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu1 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu2 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu3 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu4 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu5 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu6 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu7 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu8 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu9 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu10 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> acpicpu11 at acpi0: C2(500@59 mwait.3@0x10), C1(1000@3 mwait.1)
> "PNP0003" at acpi0 not configured
> "IPI0001" at acpi0 not configured
> "PNP0501" at acpi0 not configured
> "PNP0501" at acpi0 not configured
> tpm0 at acpi0: TPM_ addr 0xfed40000/0x5000: WEC WPCT200 rev 0x47
> "PNP0C33" at acpi0 not configured
> "PNP0C14" at acpi0 not configured
> ipmi at mainbus0 not configured
> pci0 at mainbus0 bus 0
> pchb0 at pci0 dev 0 function 0 "Intel E5 v2 Host" rev 0x04
> ppb0 at pci0 dev 1 function 0 "Intel E5 v2 PCIE" rev 0x04: msi
> pci1 at ppb0 bus 12
> 12:0:0: mem address conflict 0xfff80000/0x80000
> 12:0:1: mem address conflict 0xfff80000/0x80000
> bge0 at pci1 dev 0 function 0 "Broadcom BCM5720" rev 0x00, BCM5720 A0
> (0x572000
> 0), APE firmware NCSI 1.0.60.0: msi, address 00:10:18:c1:e4:e2
> brgphy0 at bge0 phy 1: BCM5720C 10/100/1000baseT PHY, rev. 0
> bge1 at pci1 dev 0 function 1 "Broadcom BCM5720" rev 0x00, BCM5720 A0
> (0x572000
> 0), APE firmware NCSI 1.0.60.0: msi, address 00:10:18:c1:e4:e3
> brgphy1 at bge1 phy 2: BCM5720C 10/100/1000baseT PHY, rev. 0
> ppb1 at pci0 dev 2 function 0 "Intel E5 v2 PCIE" rev 0x04: msi
> pci2 at ppb1 bus 17
> ppb2 at pci2 dev 0 function 0 "IDT 89HPES24T3G2" rev 0x02
> pci3 at ppb2 bus 18
> ppb3 at pci3 dev 2 function 0 "IDT 89HPES24T3G2" rev 0x02
> pci4 at ppb3 bus 19
> 19:0:0: mem address conflict 0xfff80000/0x80000
> myx0 at pci4 dev 0 function 0 "Myricom Z8E" rev 0x01: msi, model
> 10G-PCIE2-8BL2
> -2S, address 00:60:dd:45:ba:f8
> ppb4 at pci3 dev 4 function 0 "IDT 89HPES24T3G2" rev 0x02
> pci5 at ppb4 bus 20
> 20:0:0: mem address conflict 0xfff80000/0x80000
> myx1 at pci5 dev 0 function 0 "Myricom Z8E" rev 0x01: msi, model
> 10G-PCIE2-8BL2
> -2S, address 00:60:dd:45:ba:f9
> ppb5 at pci0 dev 3 function 0 "Intel E5 v2 PCIE" rev 0x04: msi
> pci6 at ppb5 bus 22
> 22:0:0: mem address conflict 0xfff80000/0x80000
> 22:0:1: mem address conflict 0xfff80000/0x80000
> ix0 at pci6 dev 0 function 0 "Intel 82599" rev 0x01: msi, address
> a0:36:9f:2e:9
> 6:a0
> ix1 at pci6 dev 0 function 1 "Intel 82599" rev 0x01: msi, address
> a0:36:9f:2e:9
> 6:a1
> ppb6 at pci0 dev 3 function 2 "Intel E5 v2 PCIE" rev 0x04: msi
> pci7 at ppb6 bus 27
> mfii0 at pci7 dev 0 function 0 "Symbios Logic MegaRAID SAS2208" rev
> 0x05: msi
> mfii0: "ServeRAID M5110", firmware 23.34.0-0023, 512MB cache
> scsibus1 at mfii0: 64 targets
> sd0 at scsibus1 targ 0 lun 0: <IBM, ServeRAID M5110, 3.46> SCSI3
> 0/direct fixed
>  naa.600605b006c3a0b01a582bd010e4c053
> sd0: 952720MB, 512 bytes/sector, 1951170560 sectors
> scsibus2 at mfii0: 256 targets
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 0 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 1 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 2 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 3 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 4 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 5 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 6 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci0 dev 4 function 7 not configured
> "Intel E5 v2 Address Map" rev 0x04 at pci0 dev 5 function 0 not configured
> "Intel E5 v2 IIO RAS" rev 0x04 at pci0 dev 5 function 2 not configured
> ppb7 at pci0 dev 17 function 0 "Intel C600 Virtual PCIE" rev 0x06
> pci8 at ppb7 bus 32
> ehci0 at pci0 dev 26 function 0 "Intel C600 USB" rev 0x06: apic 8 int 19
> usb0 at ehci0: USB revision 2.0
> uhub0 at usb0 configuration 1 interface 0 "Intel EHCI root hub" rev
> 2.00/1.00 a
> ddr 1
> ppb8 at pci0 dev 28 function 0 "Intel C600 PCIE" rev 0xb6: msi
> pci9 at ppb8 bus 6
> em0 at pci9 dev 0 function 0 "Intel I350" rev 0x01: msi, address
> 40:f2:e9:ec:b4
> :12
> em1 at pci9 dev 0 function 1 "Intel I350" rev 0x01: msi, address
> 40:f2:e9:ec:b4
> :13
> em2 at pci9 dev 0 function 2 "Intel I350" rev 0x01: msi, address
> 40:f2:e9:ec:b4
> :14
> em3 at pci9 dev 0 function 3 "Intel I350" rev 0x01: msi, address
> 40:f2:e9:ec:b4
> :15
> ppb9 at pci0 dev 28 function 7 "Intel C600 PCIE" rev 0xb6: msi
> pci10 at ppb9 bus 1
> ppb10 at pci10 dev 0 function 0 "Renesas SH7757 PCIE Switch" rev 0x00
> pci11 at ppb10 bus 2
> ppb11 at pci11 dev 0 function 0 "Renesas SH7757 PCIE Switch" rev 0x00
> pci12 at ppb11 bus 3
> ppb12 at pci12 dev 0 function 0 "Renesas SH7757 PCIE-PCI" rev 0x00
> pci13 at ppb12 bus 4
> vga1 at pci13 dev 0 function 0 "Matrox MGA G200eR" rev 0x00
> wsdisplay0 at vga1 mux 1: console (80x25, vt100 emulation)
> wsdisplay0: screen 1-5 added (80x25, vt100 emulation)
> ppb13 at pci11 dev 1 function 0 "Renesas SH7757 PCIE Switch" rev 0x00
> pci14 at ppb13 bus 5
> ehci1 at pci0 dev 29 function 0 "Intel C600 USB" rev 0x06: apic 8 int 23
> usb1 at ehci1: USB revision 2.0
> uhub1 at usb1 configuration 1 interface 0 "Intel EHCI root hub" rev
> 2.00/1.00 a
> ddr 1
> ppb14 at pci0 dev 30 function 0 "Intel 82801BA Hub-to-PCI" rev 0xa6
> pci15 at ppb14 bus 33
> pcib0 at pci0 dev 31 function 0 "Intel C600 LPC" rev 0x06
> ichiic0 at pci0 dev 31 function 3 "Intel C600 SMBus" rev 0x06: apic 8 int 11
> iic0 at ichiic0
> isa0 at pcib0
> isadma0 at isa0
> com0 at isa0 port 0x3f8/8 irq 4: ns16550a, 16 byte fifo
> com0: console
> com1 at isa0 port 0x2f8/8 irq 3: ns16550a, 16 byte fifo
> pckbc0 at isa0 port 0x60/5 irq 1 irq 12
> pckbd0 at pckbc0 (kbd slot)
> wskbd0 at pckbd0: console keyboard, using wsdisplay0
> pcppi0 at isa0 port 0x61
> spkr0 at pcppi0
> pci16 at mainbus0 bus 128
> 128:4:0: mem address conflict 0x90000000/0x4000
> 128:4:1: mem address conflict 0x90004000/0x4000
> 128:4:2: mem address conflict 0x90008000/0x4000
> 128:4:3: mem address conflict 0x9000c000/0x4000
> 128:4:4: mem address conflict 0x90010000/0x4000
> 128:4:5: mem address conflict 0x90014000/0x4000
> 128:4:6: mem address conflict 0x90018000/0x4000
> 128:4:7: mem address conflict 0x9001c000/0x4000
> ppb15 at pci16 dev 0 function 0 "Intel E5 v2 PCIE" rev 0x04
> 
> 
>         [85/18108]
> pci17 at ppb15 bus 129
> ppb16 at pci16 dev 2 function 0 "Intel E5 v2 PCIE" rev 0x04: msi
> pci18 at ppb16 bus 134
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 0 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 1 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 2 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 3 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 4 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 5 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 6 not configured
> "Intel E5 v2 I/OAT" rev 0x04 at pci16 dev 4 function 7 not configured
> "Intel E5 v2 Address Map" rev 0x04 at pci16 dev 5 function 0 not configured
> "Intel E5 v2 IIO RAS" rev 0x04 at pci16 dev 5 function 2 not configured
> vmm0 at mainbus0: VMX/EPT
> uhub2 at uhub0 port 1 configuration 1 interface 0 "Intel Rate Matching
> Hub" rev
>  2.00/0.00 addr 2
> uhub3 at uhub1 port 1 configuration 1 interface 0 "Intel Rate Matching
> Hub" rev
>  2.00/0.00 addr 2
> uhub4 at uhub3 port 1 configuration 1 interface 0 "no manufacturer
> Gadget USB H
> UB" rev 2.00/0.00 addr 3
> uhub4: device problem, disabling port 1
> vscsi0 at root
> scsibus3 at vscsi0: 256 targets
> softraid0 at root
> scsibus4 at softraid0: 256 targets
> root on sd0a (2aee1933a7f750e8.a) swap on sd0b dump on sd0b
> WARNING: / was not properly unmounted
> uhidev0 at uhub4 port 1 configuration 1 interface 0 "Avocent
> Keyboard/Mouse Fun
> ction" rev 2.00/0.00 addr 4
> uhidev0: iclass 3/1
> ukbd0 at uhidev0: 8 variable keys, 6 key codes
> wskbd1 at ukbd0 mux 1
> wskbd1: connecting to wsdisplay0
> uhidev1 at uhub4 port 1 configuration 1 interface 1 "Avocent
> Keyboard/Mouse Fun
> ction" rev 2.00/0.00 addr 4
> uhidev1: iclass 3/1
> ums0 at uhidev1: 3 buttons, Z dir
> wsmouse0 at ums0 mux 0
> uhidev2 at uhub4 port 1 configuration 1 interface 2 "Avocent
> Keyboard/Mouse Fun
> ction" rev 2.00/0.00 addr 4
> uhidev2: iclass 3/1
> ums1 at uhidev2: 3 buttons, Z dir
> wsmouse1 at ums1 mux 0

> # ifconfig ix
> ix0: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 9000
>         lladdr a0:36:9f:2e:96:a0
>         index 3 priority 0 llprio 3
>         media: Ethernet autoselect (10GSFP+Cu full-duplex,rxpause,txpause)
>         status: active
>         inet 192.168.11.1 netmask 0xfffffffc broadcast 192.168.11.3
> ix1: flags=8843<UP,BROADCAST,RUNNING,SIMPLEX,MULTICAST> mtu 9000
>         lladdr a0:36:9f:2e:96:a1
>         index 4 priority 0 llprio 3
>         media: Ethernet autoselect (10GSFP+Cu full-duplex,rxpause,txpause)
>         status: active
>         inet 192.168.12.1 netmask 0xfffffffc broadcast 192.168.12.3
> 
> root@x3550m4:~
> # ifconfig ix1 mtu 1500
> 
> root@x3550m4:~
> # __mp_lock(0xffffffff819e5a20): lock spun outStopped at  db_enter+0x9:   
> leave
> 
> ddb{1}> trace
> db_enter(ffffffff81884fe8,8,10,ffff800023c97ce0,282,8) at db_enter+0x9
> ___mp_lock(ffffffff819e5a20,ffffffff81939ab0,1,1,ffff800023c79170,ffff800023c98
> 010) at ___mp_lock+0x7c
> ___mp_acquire_count(ffffffff819e5a20,1,ffff800023c79170,ffff800023c98010,ffffff
> ff819e7200,ffffffff81667882) at ___mp_acquire_count+0x33
> mi_switch(ffffffff81a00170,ffffffff8192d3d6,0,ffff800023c97e40,ffff800023c98010
> ,ffff800023c97e30) at mi_switch+0x22b
> sleep_finish(ffff800023c97e40,1,28,ffff800023c97e40,ffffffff81a00170,ffffffff81
> 92d3d6) at sleep_finish+0xc2
> tsleep(ffffffff81a00170,28,ffffffff8192d3d6,0,ffff800023c98010,0) at 
> tsleep+0x1
> 64
> sched_sync(ffff800023c98010,2a2,0,0,ffff800023c98010,ffffffff811e89d0) at 
> sched
> _sync+0x1d6
> end trace frame: 0x0, count: -7
> ddb{1}>
> 
> ddb{1}> ps
>    PID     TID   PPID    UID  S       FLAGS  WAIT          COMMAND
>  90211  173972      1      0  7    0x100083                ksh
>  49416  350139      1      0  3    0x100083  ttyin         getty
>  76263  320744      1      0  3    0x100083  ttyin         getty
>  67418  467704      1      0  3    0x100083  ttyin         getty
>   2507  209424      1      0  3    0x100083  ttyin         getty
>  39830  298933      1      0  3    0x100083  ttyin         getty
>  16844  121935      1      0  3    0x100098  poll          cron
>   1996  388057  15917     95  3    0x100092  kqread        smtpd
>  50983  455639  15917    103  3    0x100092  kqread        smtpd
>  32750  261433  15917     95  3    0x100092  kqread        smtpd
>  98003  155465  15917     95  3    0x100092  kqread        smtpd
>  66529  293417  15917     95  3    0x100092  kqread        smtpd
>  67220  458973  15917     95  3    0x100092  kqread        smtpd
>  15917  239051      1      0  3    0x100080  kqread        smtpd
>  60680  469781      1      0  3        0x80  select        sshd
>  64899  147364  39896     83  3    0x100092  poll          ntpd
>  39896  523282  77847     83  3    0x100092  poll          ntpd
>  77847  465982      1      0  3    0x100080  poll          ntpd
>  67535   92132  39254     73  3    0x100090  kqread        syslogd
>  39254  320074      1      0  3    0x100082  netio         syslogd
>  26613   57176      0      0  3     0x14200  pgzero        zerothread
>  88504  340949      0      0  3     0x14200  aiodoned      aiodoned
> *77211  223387      0      0  7     0x14200                update
>  99991  196282      0      0  3     0x14200  cleaner       cleaner
>  72079   23890      0      0  3     0x14200  reaper        reaper
>  20741  275460      0      0  3     0x14200  pgdaemon      pagedaemon
>  48988   72107      0      0  3     0x14200  bored         crynlk
>  76396  445498      0      0  3     0x14200  bored         crypto
>  46485   14982      0      0  7     0x14600                pfpurge
>  35334  373436      0      0  3     0x14200  usbtsk        usbtask
>  99136  145473      0      0  3     0x14200  usbatsk       usbatsk
>  94006  465245      0      0  3  0x40014200  acpi0         acpi0
>  90754  125248      0      0  7  0x40014200                idle11
>  62737  125323      0      0  7  0x40014200                idle10
>  73466   12196      0      0  7  0x40014200                idle9
>   1119  126734      0      0  7  0x40014200                idle8
>  63337  421118      0      0  7  0x40014200                idle7
>  60651  337134      0      0  3  0x40014200                idle6
>   1151  518800      0      0  3  0x40014200                idle5
>  26371  210902      0      0  3  0x40014200                idle4
>  49267   93946      0      0  7  0x40014200                idle3
>  99422  273194      0      0  3  0x40014200                idle2
>  52099  215802      0      0  3  0x40014200                idle1
>  15954  394329      0      0  3     0x14200  bored         sensors
>  87018  123322      0      0  7     0x14200                softnet
>  31914  320684      0      0  3     0x14200  bored         systqmp
>  51334  100638      0      0  7     0x14200                systq
>  20437  386613      0      0  2  0x40014200                softclock
>  26318  231633      0      0  7  0x40014200                idle0
>   9501  248801      0      0  3     0x14200  bored         sbar
>      1  126966      0      0  3        0x82  wait          init
>      0       0     -1      0  3     0x10200  scheduler     swapper
> 
> 
> 
> 
> 
> ddb{1}> mach ddbcpu 0
> Stopped at      db_enter+0x9:   leave
> ddb{0}> trace
> db_enter(ffffffff8196ca20,ffff800023c0f878,0,10,ffff800023c0f718,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff80000120f000,ffff800023c0f914,ffff8000000dbc00,7,10,e0) 
> at x
> 86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> ixgbe_tx_ctx_setup(ffff8000000dbc00,ffffff007e16af00,ffff800023c0f910,ffff80002
> 3c0f914,0,ffff80000120f000) at ixgbe_tx_ctx_setup+0x53
> ixgbe_encap(ffff8000000dbc00,ffffff007e16af00,ffff8000000e0000,ffff8000000e0278
> ,ffff8000000e0048,ffff8000000dbc00) at ixgbe_encap+0xbd
> ixgbe_start(ffff8000000e0278,7,ffff8000000dbc00,ffff8000000e02f0,ffff8000000e02
> 78,ffffffff8132ea30) at ixgbe_start+0xaf
> ifq_serialize(ffff8000000e0278,ffff8000000e0340,42,ffffff006a225420,ffff8000011
> aa630,42) at ifq_serialize+0xf8
> ixgbe_txeof(ffff8000000dbc00,800,ffff800023c0fb48,ffff8000000dbc00,ffff8000000d
> f040,ffff8000000e0000) at ixgbe_txeof+0x234
> ixgbe_intr(ffff8000000e0000,0,0,ffffffff8196ca20,ffff8000000c3880,4) at 
> ixgbe_i
> ntr+0x1fc
> intr_handler(ffff800023c0fb48,ffff8000000c3880,0,ffff8000000c3900,4,7) at 
> intr_
> handler+0x6f
> Xintr_ioapic_edge22() at Xintr_ioapic_edge22+0xc9
> --- interrupt ---
> Xspllower(4,1,ffffffff81a04160,ffffffff8196ca20,ffffffff81956ff8,ffffffff81956f
> e0) at Xspllower+0xc
> task_add(ffffffff81956fe0,ffffffff81a04160,ffffffff819e7d80,ffffffff814fcce0,0,
> ffffffff81420060) at task_add+0x83
> timeout_run(ffffffff81a03f20,ffffffff819e7d80,ffffffff819e7d98,0,3,8) at 
> timeou
> t_run+0x4c
> softclock(0,4,ffff800000504940,ffff800000504940,ffffffff811a91fc,ffff800023c0fd
> 38) at softclock+0x146
> softintr_dispatch(0,ffff800023c0fda0,0,ffff8000000c3900,ffffffff815e1080,7) 
> at s
> oftintr_dispatch+0x9f
> Xsoftclock() at Xsoftclock+0x1f
> --- interrupt ---
> end trace frame: 0x0, count: -17
> 0x8:
> 
> 
> ddb{0}> mach ddbcpu 2
> Stopped at      db_enter+0x9:   leave
> ddb{2}> trace
> db_enter(ffff8000000a0000,ffff800000530000,0,10,ffff800023d616b8,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff80000009e010,ffffffff819e5a20,7c07b,c,ffff800000530000,0) 
> a
> t x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> ___mp_lock(ffffffff819e5a20,ffffffff81939ab0,1,1,ffff800023d4d178,ffff800023d38
> 020) at ___mp_lock+0x4d
> ___mp_acquire_count(ffffffff819e5a20,1,ffff800023d4d178,ffff800023d38020,ffffff
> 078f7c4720,ffffffff81667882) at ___mp_acquire_count+0x33
> mi_switch(ffff8000005adc10,ffffffff8196a868,0,ffff800023d61930,ffff800023d38020
> ,ffff800023d61920) at mi_switch+0x22b
> sleep_finish(ffff800023d61930,1,119,ffff800023d61930,ffff8000005adc10,ffffffff8
> 196a868) at sleep_finish+0xc2
> tsleep(ffff8000005adc10,119,ffffffff8196a868,0,0,443) at tsleep+0x164
> ttysleep(ffff8000005adc00,ffff8000005adc10,119,ffffffff8196a868,0,ffff800023d38
> 020) at ttysleep+0x42
> ttread(ffff8000005adc00,ffff800023d61d20,0,800,ffff800023d61d20,ffffff078705abd
> 8) at ttread+0x1c5
> spec_read(ffff800023d61b80,2001,ffffff078408b2e0,ffffff078705abd8,1,0) at 
> spec_
> read+0x301
> VOP_READ(ffffff078705abd8,ffff800023d61d20,0,ffffff087f7d3000,3d8b07b445621e71,
> 1) at VOP_READ+0x4f
> vn_read(ffffff078408b2b0,ffffff078408b2e0,ffff800023d61d20,ffffff087f7d3000,fff
> fff078408b2b0,ffff800023d61eb0) at vn_read+0xaf
> dofilereadv(ffff800023d38020,0,ffffff078408b2b0,ffff800023d61de0,1,0) at 
> dofile
> readv+0x247
> sys_read(ffff800023d38020,ffff800023d61e60,ffff800023d61eb0,ffff800023d38020,1,
> ffff800023d61f20) at sys_read+0x95
> syscall() at syscall+0x29f
> --- syscall (number 3) ---
> end of kernel
> end trace frame: 0x7f7ffffd4aff, count: -16
> 0x1e614d2518aa:
> 
> 
> ddb{2}> mach ddbcpu 3
> Stopped at      db_enter+0x9:   leave
> ddb{3}> trace
> db_enter(ffff8000000a2000,0,ffff8000000a2000,10,ffff800023c37d28,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff8000000a2000,ffff8000000b8d00,ffff80000005bee0,0,0,ffff8000
> 23c37da0) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> acpicpu_idle(ffff800023bfb630,ffff8000000a2000,ffff8000000a2010,0,3d8b07b445621
> e71,286) at acpicpu_idle+0x242
> cpu_idle_cycle(ffff8000000a2000,2a2,0,ffff8000000a2000,ffffffff8170c670,0) at 
> c
> pu_idle_cycle+0x10
> end trace frame: 0x0, count: -5
> 
> 
> ddb{3}> mach ddbcpu 4
> Stopped at      db_enter+0x9:   leave
> ddb{4}> trace
> db_enter(ffff8000000a4000,ffff8000217e10f0,ffff8000217e1000,10,ffff800023c77be8
> ,286) at db_enter+0x9
> x86_ipi_handler(ffff8000000a0010,ffffffff819e5a20,7c07c,c,ffffffff815e102c,ffff
> 8000000a2000) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> ___mp_lock(ffffffff819e5a20,ffffffff81939ab0,1,1,ffff800023c78000,ffff800023c4f
> 1c8) at ___mp_lock+0x4a
> ___mp_acquire_count(ffffffff819e5a20,1,ffff800023c78000,ffff800023c4f1c8,ffffff
> ff819e7200,ffffffff81667882) at ___mp_acquire_count+0x33
> mi_switch(ffffffff814b28a0,ffffffff81874657,64,ffff800023c77e60,ffff800023c4f1c
> 8,ffff800023c77e50) at mi_switch+0x22b
> sleep_finish(ffff800023c77e60,1,20,ffff800023c77e60,ffffffff814b28a0,ffffffff81
> 874657) at sleep_finish+0xc2
> tsleep(ffffffff814b28a0,20,ffffffff81874657,64,0,0) at tsleep+0x164
> pf_purge_thread(ffff800023c4f1c8,2a2,ffffffff814b28a0,0,ffffffff811a91fc,ffff80
> 0023c77f10) at pf_purge_thread+0x55
> end trace frame: 0x0, count: -9
> ddb{4}>
> 
> 
> ddb{4}> mach ddbcpu 5
> Stopped at      db_enter+0x9:   leave
> ddb{5}> trace
> db_enter(ffff8000000a7000,ffffffff819efaf0,0,10,ffff800023c19b48,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff8000000a4010,ffffffff819e5a20,7c07d,c,ffff800023c19bb0,ffff
> ffff819fff60) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> ___mp_lock(ffffffff819e5a20,ffffffff81939ab0,1,1,ffff800023bfcba0,ffff800023bfa
> 8e0) at ___mp_lock+0x4a
> ___mp_acquire_count(ffffffff819e5a20,1,ffff800023bfcba0,ffff800023bfa8e0,ffffff
> ff819e7200,ffffffff81667882) at ___mp_acquire_count+0x33
> mi_switch(0,0,20,ffff800023c19dc0,ffff800023bfa8e0,ffff800023c19db0) at 
> mi_swit
> ch+0x22b
> sleep_finish(ffff800023c19dc0,1,ffffffff81956ff8,ffff800023c19dc0,0,0) at 
> sleep
> _finish+0xc2
> msleep(ffffffff81956fe0,ffffffff81956ff8,20,ffffffff81806781,0,ffffffff8160f474
> ) at msleep+0x15a
> taskq_next_work(ffffffff81956fe0,ffff800023c19eb0,ffffffff813a3a20,ffffffff813a
> 3a20,0,ffff800023c19eb0) at taskq_next_work+0x5c
> taskq_thread(ffffffff81956fe0,2a2,ffffffff81956fe0,ffffffff8121d910,0,ffff80002
> 3c19f10) at taskq_thread+0x6e
> end trace frame: 0x0, count: -10
> ddb{5}>
> 
> 
> ddb{5}> mach ddbcpu 6
> Stopped at      db_enter+0x9:   leave
> ddb{6}> trace
> db_enter(ffff8000000a9000,ffffff006979e500,ffff8000000e0278,10,ffff800023c23958
> ,282) at db_enter+0x9
> x86_ipi_handler(ffff80000001ded0,ffff800023c23cc0,ffffff007e13eb50,7,ffff800023
> c239c0,ffffffff8132f3ad) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> ip_fragment(ffffff0066f59500,0,ffff800023c23cc0,1,0,0) at ip_fragment
> ip_forward(ffffff0066f59500,ffff8000000dd048,ffffff0786a4e708,0,1600000c,160000
> 0c) at ip_forward+0x1e7
> ipv4_input(ffff8000000dd048,ffffff0066f59500,800,800,ffffff007e13eb42,ffff80000
> 00dd048) at ipv4_input+0x4f7
> ether_input(ffff8000000dd048,ffffff0066f59500,0,ffffffff813a3a20,ffff8000000dd2
> 40,ffff8000000dd048) at ether_input+0xbd
> if_input_process(3,ffff800023c23eb0,0,0,ffff800023c23eb0,ffff800000019080) at 
> i
> f_input_process+0xfa
> taskq_thread(ffff800000019080,2a2,ffff800000019080,ffffffff8121d910,0,ffff80002
> 3c23f10) at taskq_thread+0x79
> end trace frame: 0x0, count: -9
> ddb{6}>
> 
> 
> ddb{6}> mach ddbcpu 7
> Stopped at      db_enter+0x9:   leave
> ddb{7}> trace
> db_enter(ffff8000000ab000,ffff800023c4e008,ffff8000000ab000,10,ffff800023c4dd28
> ,286) at db_enter+0x9
> x86_ipi_handler(ffff8000000ab000,ffff800000014e00,ffff80000005bf60,0,3b48a538,f
> fffffff81776ec0) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> acpicpu_idle(ffff800023c4e008,ffff8000000ab000,ffff8000000ab010,0,3d8b07b445621
> e71,286) at acpicpu_idle+0x242
> cpu_idle_cycle(ffff8000000ab000,2a2,0,ffff8000000ab000,ffffffff8170c670,0) at 
> c
> pu_idle_cycle+0x10
> end trace frame: 0x0, count: -5
> ddb{7}>
> 
> 
> ddb{7}> mach ddbcpu 8
> Stopped at      db_enter+0x9:   leave
> ddb{8}> trace
> db_enter(ffff8000000ad000,0,ffff8000000ad000,10,ffff800023c54d28,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff8000000ad000,ffff8000000b8000,ffff80000005b220,0,3b48a541,f
> fffffff81776ec0) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> acpicpu_idle(ffff800023c4e240,ffff8000000ad000,ffff8000000ad010,0,3d8b07b445621
> e71,286) at acpicpu_idle+0x242
> cpu_idle_cycle(ffff8000000ad000,2a2,0,ffff8000000ad000,ffffffff8170c670,0) at 
> c
> pu_idle_cycle+0x10
> end trace frame: 0x0, count: -5
> 
> 
> ddb{8}> mach ddbcpu 9
> Stopped at      db_enter+0x9:   leave
> ddb{9}> trace
> db_enter(ffff8000000b0000,9f,ffff8000000b0000,10,ffff800023c59d28,286) at 
> db_en
> ter+0x9
> x86_ipi_handler(ffff8000000b0000,ffff8000000b8100,ffff8000000c7040,0,3b48a52e,f
> fffffff81776ec0) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> acpicpu_idle(ffff800023c4e478,ffff8000000b0000,ffff8000000b0010,0,3d8b07b445621
> e71,286) at acpicpu_idle+0x242
> cpu_idle_cycle(ffff8000000b0000,2a2,0,ffff8000000b0000,ffffffff8170c670,0) at 
> c
> pu_idle_cycle+0x10
> end trace frame: 0x0, count: -5
> ddb{9}>
> 
> 
> ddb{9}> mach ddbcpu 0xa
> Stopped at      db_enter+0x9:   leave
> ddb{10}> trace
> db_enter(ffff8000000b2000,0,ffff8000000b2000,10,ffff800023c5ed28,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff8000000b2000,ffff800000014400,ffff8000000c7160,0,3b48a54b,f
> fffffff81776ec0) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> acpicpu_idle(ffff800023c4e6b0,ffff8000000b2000,ffff8000000b2010,0,3d8b07b445621
> e71,286) at acpicpu_idle+0x242
> cpu_idle_cycle(ffff8000000b2000,2a2,0,ffff8000000b2000,ffffffff8170c670,0) at 
> c
> pu_idle_cycle+0x10
> end trace frame: 0x0, count: -5
> ddb{10}>
> 
> 
> ddb{10}> mach ddbcpu 0xb
> Stopped at      db_enter+0x9:   leave
> ddb{11}> trace
> db_enter(ffff8000000b4000,0,ffff8000000b4000,10,ffff800023c63d28,286) at 
> db_ent
> er+0x9
> x86_ipi_handler(ffff8000000b4000,ffff8000000b8200,ffff8000000c7280,0,3b48a500,f
> fffffff81776ec0) at x86_ipi_handler+0x85
> Xresume_lapic_ipi() at Xresume_lapic_ipi+0x1c
> --- interrupt ---
> acpicpu_idle(ffff800023c4e8e8,ffff8000000b4000,ffff8000000b4010,0,3d8b07b445621
> e71,286) at acpicpu_idle+0x242
> cpu_idle_cycle(ffff8000000b4000,2a2,0,ffff8000000b4000,ffffffff8170c670,0) at 
> c
> pu_idle_cycle+0x10
> end trace frame: 0x0, count: -5
> ddb{11}>

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