This happened 36 hours after upgrading to 6.3 and applying syspatch:
ddb{0}> dmesg
OpenBSD 6.3 (GENERIC.MP) #3: Fri May 18 00:06:26 CEST 2018
[email protected]:/usr/src/sys/arch/amd64/compile/GENERIC.
MP
real mem = 4264062976 (4066MB)
avail mem = 4127744000 (3936MB)
mpath0 at root
scsibus0 at mpath0: 256 targets
mainbus0 at root
bios0 at mainbus0: SMBIOS rev. 2.8 @ 0x7f98a000 (53 entries)
bios0: vendor American Megatrends Inc. version "5.6.5" date 05/19/2014
acpi0 at bios0: rev 2
acpi0: sleep states S0 S4 S5
acpi0: tables DSDT FACP FPDT MCFG WDAT UEFI APIC BDAT HPET SSDT HEST BERT ERST E
INJ
acpi0: wakeup devices PEX1(S4) PEX2(S4) PEX3(S4) PEX4(S4) EHC1(S4)
acpitimer0 at acpi0: 3579545 Hz, 24 bits
acpimcfg0 at acpi0 addr 0xe0000000, bus 0-255
acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat
cpu0 at mainbus0: apid 0 (boot processor)
cpu0: Intel(R) Atom(TM) CPU C2358 @ 1.74GHz, 1750.32 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,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,MOVBE,POPCNT,DEADLINE,AES,RDRAND,
NXE,RDTSCP,LONG,LAHF,3DNOWP,PERF,ITSC,SMEP,ERMS,SENSOR,ARAT,MELTDOWN
cpu0: 1MB 64b/line 16-way L2 cache
acpitimer0: recalibrated TSC frequency 1750002519 Hz
cpu0: smt 0, core 0, package 0
mtrr: Pentium Pro MTRR support, 8 var ranges, 88 fixed ranges
cpu0: apic clock running at 83MHz
cpu0: mwait min=64, max=64, C-substates=0.2.0.0.0.0.3, IBE
cpu1 at mainbus0: apid 2 (application processor)
cpu1: Intel(R) Atom(TM) CPU C2358 @ 1.74GHz, 1750.01 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,EST,TM2,SSSE3,CX16,xTPR,PDCM,SSE4.1,SSE4.2,MOVBE,POPCNT,DEADLINE,AES,RDRAND,
NXE,RDTSCP,LONG,LAHF,3DNOWP,PERF,ITSC,SMEP,ERMS,SENSOR,ARAT,MELTDOWN
cpu1: 1MB 64b/line 16-way L2 cache
cpu1: smt 0, core 1, package 0
ioapic0 at mainbus0: apid 2 pa 0xfec00000, version 20, 24 pins
acpihpet0 at acpi0: 14318179 Hz
acpihpet0: recalibrated TSC frequency 1750004059 Hz
acpiprt0 at acpi0: bus 0 (PCI0)
acpiprt1 at acpi0: bus 1 (PEX1)
acpiprt2 at acpi0: bus 2 (PEX2)
acpiprt3 at acpi0: bus 3 (PEX3)
acpiprt4 at acpi0: bus 4 (PEX4)
acpicpu0 at acpi0: C2(350@41 mwait.3@0x51), C1(1000@1 mwait.1), PSS
acpicpu1 at acpi0: C2(350@41 mwait.3@0x51), C1(1000@1 mwait.1), PSS
"PNP0003" at acpi0 not configured
"PNP0C33" at acpi0 not configured
cpu0: Enhanced SpeedStep 1750 MHz: speeds: 1744, 1743, 1660, 1577, 1494, 1411, 1
328, 1245, 1162 MHz
pci0 at mainbus0 bus 0
pchb0 at pci0 dev 0 function 0 vendor "Intel", unknown product 0x1f0e rev 0x02
ppb0 at pci0 dev 1 function 0 "Intel Atom C2000 PCIE" rev 0x02: msi
pci1 at ppb0 bus 1
em0 at pci1 dev 0 function 0 "Intel I210" rev 0x03: msi, address 00:60:e0:5a:75
:40
ppb1 at pci0 dev 2 function 0 "Intel Atom C2000 PCIE" rev 0x02: msi
pci2 at ppb1 bus 2
em1 at pci2 dev 0 function 0 "Intel I210" rev 0x03: msi, address 00:60:e0:5a:75
:41
ppb2 at pci0 dev 3 function 0 "Intel Atom C2000 PCIE" rev 0x02: msi
pci3 at ppb2 bus 3
ppb3 at pci0 dev 4 function 0 "Intel Atom C2000 PCIE" rev 0x02: msi
pci4 at ppb3 bus 4
vendor "Intel", unknown product 0x1f18 (class processor subclass Co-processor, r
ev 0x02) at pci0 dev 11 function 0 not configured
pchb1 at pci0 dev 14 function 0 "Intel Atom C2000 RAS" rev 0x02
"Intel Atom C2000 RCEC" rev 0x02 at pci0 dev 15 function 0 not configured
"Intel Atom C2000 SMBus" rev 0x02 at pci0 dev 19 function 0 not configured
em2 at pci0 dev 20 function 0 "Intel I354 SGMII" rev 0x03: msi, address 00:60:e
0:5a:75:42
em3 at pci0 dev 20 function 1 "Intel I354 SGMII" rev 0x03: msi, address 00:60:e
0:5a:75:43
em4 at pci0 dev 20 function 2 "Intel I354 SGMII" rev 0x03: msi, address 00:60:e
0:5a:75:44
em5 at pci0 dev 20 function 3 "Intel I354 SGMII" rev 0x03: msi, address 00:60:e
0:5a:75:45
ehci0 at pci0 dev 22 function 0 "Intel Atom C2000 USB" rev 0x02: apic 2 int 23
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
ahci0 at pci0 dev 23 function 0 "Intel Atom C2000 AHCI" rev 0x02: msi, AHCI 1.3
scsibus1 at ahci0: 32 targets
ahci1 at pci0 dev 24 function 0 "Intel Atom C2000 AHCI" rev 0x02: msi, AHCI 1.3
ahci1: port 0: 3.0Gb/s
scsibus2 at ahci1: 32 targets
sd0 at scsibus2 targ 0 lun 0: <ATA, INTEL SSDSA2CT04, 4PC1> SCSI3 0/direct fixe
d naa.55cd2e40003e4c4f
sd0: 38166MB, 512 bytes/sector, 78165360 sectors, thin
pcib0 at pci0 dev 31 function 0 "Intel Atom C2000 PCU" rev 0x02
ichiic0 at pci0 dev 31 function 3 "Intel Atom C2000 PCU SMBus" rev 0x02: apic 2
int 18
iic0 at ichiic0
sdtemp0 at iic0 addr 0x18: mcp98243
sdtemp1 at iic0 addr 0x19: mcp98243
spdmem0 at iic0 addr 0x50: 2GB DDR3 SDRAM ECC PC3-12800 with thermal sensor
spdmem1 at iic0 addr 0x51: 2GB DDR3 SDRAM ECC PC3-12800 with thermal sensor
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 mux 1
pms0 at pckbc0 (aux slot)
wsmouse0 at pms0 mux 0
pcppi0 at isa0 port 0x61
spkr0 at pcppi0
lpt0 at isa0 port 0x378/4 irq 7
wbsio0 at isa0 port 0x2e/2: NCT5104D rev 0x52
wbsio0 port 0xa00/2 not configured
vmm0 at mainbus0: VMX/EPT
uhub1 at uhub0 port 1 configuration 1 interface 0 "Intel product 0x07db" rev 2.
00/0.02 addr 2
vscsi0 at root
scsibus3 at vscsi0: 256 targets
softraid0 at root
scsibus4 at softraid0: 256 targets
root on sd0a (ba26539e367c2c0f.a) swap on sd0b dump on sd0b
<2>carp3: state transition: BACKUP -> MASTER
<2>carp0: state transition: BACKUP -> MASTER
<2>carp1: state transition: BACKUP -> MASTER
<2>carp2: state transition: BACKUP -> MASTER
panic: Data modified on freelist: word 4 of object 0xffff800001212000 size 0x10
00 previous type free (0x0 != 0xdead4110)
Stopped at db_enter+0x5: popq %rbp
TID PID UID PRFLAGS PFLAGS CPU COMMAND
* 97319 59066 0 0x101004 0 0K sh
89954 65841 0 0x2 0 1 tcpdump
db_enter() at db_enter+0x5
panic() at panic+0x129
malloc(8,ffff800021ec6bc0,ffff800021ec6cb0) at malloc+0x6e8
vmcmd_randomize(ffff800021ec6cdc,ffff800021ec6bc0) at vmcmd_randomize+0x44
exec_process_vmcmds(1530,5) at exec_process_vmcmds+0x6c
sys_execve(3b0,ffff8000ffff9cf8,0) at sys_execve+0x726
syscall() at syscall+0x279
--- syscall (number 59) ---
end of kernel
end trace frame: 0x7f7ffffde400, count: 8
0x1be436240c9a:
https://www.openbsd.org/ddb.html describes the minimum info required in bug
reports. Insufficient info makes it difficult to find and fix bugs.
ddb{0}> bt
db_enter() at db_enter+0x5
panic() at panic+0x129
malloc(8,ffff800021ec6bc0,ffff800021ec6cb0) at malloc+0x6e8
vmcmd_randomize(ffff800021ec6cdc,ffff800021ec6bc0) at vmcmd_randomize+0x44
exec_process_vmcmds(1530,5) at exec_process_vmcmds+0x6c
sys_execve(3b0,ffff8000ffff9cf8,0) at sys_execve+0x726
syscall() at syscall+0x279
--- syscall (number 59) ---
end of kernel
end trace frame: 0x7f7ffffde400, count: -7
0x1be436240c9a:
ddb{0}> ps
PID TID PPID UID S FLAGS WAIT COMMAND
*59066 97319 56832 0 7 0x101004 sh
65841 89954 56832 0 7 0x2 tcpdump
56832 206888 12862 0 3 0x10008a pause sh
12862 53970 30440 0 3 0x10008a pause sh
30440 36952 48318 0 3 0x100090 piperd cron
5616 175171 86106 51 3 0x1000b2 poll ping
86106 395923 11823 0 3 0x10008a pause sh
37730 99489 1 51 3 0x1000b2 poll ping
59416 390881 1 92 3 0x100090 kqread rtadvd
14676 492331 1 0 3 0x100083 ttyin getty
48318 63563 1 0 3 0x100098 poll cron
91516 457177 1 0 3 0x90 select bacula-fd
91516 310271 1 0 3 0x4000090 fsleep bacula-fd
54859 274529 1 99 3 0x100090 poll sndiod
65695 520661 1 110 3 0x100090 poll sndiod
31890 274960 1 109 3 0x90 kqread ftp-proxy
44306 365794 98048 95 3 0x100092 kqread smtpd
79096 371769 98048 103 3 0x100092 kqread smtpd
27669 22273 98048 95 3 0x100092 kqread smtpd
38790 522981 98048 95 3 0x100092 kqread smtpd
42136 280886 98048 95 3 0x100092 kqread smtpd
44115 276789 98048 95 3 0x100092 kqread smtpd
98048 351117 1 0 3 0x100080 kqread smtpd
50911 339551 1 77 3 0x100090 poll dhcpd
11823 488868 1 0 3 0x100080 kqread ifstated
42087 303720 1 0 3 0x80 select sshd
71976 270048 23264 68 3 0x90 select sasyncd
23264 390517 1 0 3 0x80 select sasyncd
70363 40542 95557 68 3 0x90 select isakmpd
95557 313982 1 0 3 0x80 netio isakmpd
85604 387833 1 0 3 0x100080 poll ntpd
51551 391890 41190 83 3 0x100092 poll ntpd
41190 252827 1 83 3 0x100092 poll ntpd
79516 183228 98199 74 3 0x100092 bpf pflogd
98199 156524 1 0 3 0x80 netio pflogd
43487 457117 82813 73 3 0x100090 kqread syslogd
82813 407999 1 0 3 0x100082 netio syslogd
67161 34078 97116 115 3 0x100092 kqread slaacd
13646 51354 97116 115 3 0x100092 kqread slaacd
97116 70527 1 0 3 0x80 kqread slaacd
39981 208752 0 0 2 0x14200 zerothread
7179 154952 0 0 3 0x14200 aiodoned aiodoned
60237 345932 0 0 3 0x14200 syncer update
54168 156334 0 0 3 0x14200 cleaner cleaner
30821 44166 0 0 3 0x14200 reaper reaper
27269 202389 0 0 3 0x14200 pgdaemon pagedaemon
48329 519243 0 0 3 0x14200 bored crynlk
61566 358639 0 0 3 0x14200 bored crypto
53804 499616 0 0 3 0x14200 usbtsk usbtask
52213 486933 0 0 3 0x14200 usbatsk usbatsk
90927 172830 0 0 3 0x40014200 acpi0 acpi0
19858 206654 0 0 3 0x40014200 idle1
36628 301582 0 0 3 0x14200 bored sensors
72764 369891 0 0 3 0x14200 bored softnet
14699 59478 0 0 3 0x14200 bored systqmp
41502 356361 0 0 3 0x14200 bored systq
74638 287044 0 0 3 0x40014200 bored softclock
37937 295470 0 0 3 0x40014200 idle0
1 316629 0 0 3 0x82 wait init
0 0 -1 0 3 0x10200 scheduler swapper
Thanks, Axel
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PGP-Key:29E99DD6 ☀ computing @ chaos claudius
