# ls -l
total 940018
-rw-r--r--   1 root     root           2 Feb 23 10:45 bounds
-rw-r--r--   1 root     root     2085484 Feb 23 09:26 unix.0
-rw-r--r--   1 root     root     1290461 Feb 23 10:04 unix.1
-rw-r--r--   1 root     root     2103573 Feb 23 10:44 unix.2
-rw-r--r--   1 root     root     174235648 Feb 23 09:26 vmcore.0
-rw-r--r--   1 root     root     144596992 Feb 23 10:04 vmcore.1
-rw-r--r--   1 root     root     156672000 Feb 23 10:45 vmcore.2
# mdb -k unix.0 vmcore.0
Loading modules: [ unix genunix specfs dtrace cpu.generic uppc pcplusmp scsi_vhci ufs ip hook neti sctp arp usba uhci s1394 fctl md lofs audiosup fcp random cpc crypto zfs smbsrv fcip nca logindmux ptm nsctl sdbc sv ii sppp rdc ipc ]
> ::status
debugging crash dump vmcore.0 (32-bit) from deimos
operating system: 5.11 snv_82 (i86pc)
panic message: BAD TRAP: type=e (#pf Page fault) rp=d6b1bd6c addr=0 occurred in module "<unknown>" due to a NULL pointer dereference
dump content: kernel pages only
> ::stack
drm_sun_ioctl+0x195(2140004, c010643a, 8046b48, 102003, df7bed28, d6b1bf78)
cdev_ioctl+0x2e(2140004, c010643a, 8046b48, 102003, df7bed28, d6b1bf78)
spec_ioctl+0x65(df7c9240, c010643a, 8046b48, 102003, df7bed28, d6b1bf78)
fop_ioctl+0x49(df7c9240, c010643a, 8046b48, 102003, df7bed28, d6b1bf78)
ioctl+0x155()
sys_sysenter+0x106()
> ::panicinfo
             cpu        0
          thread d7f48800
         message BAD TRAP: type=e (#pf Page fault) rp=d6b1bd6c addr=0 occurred in module "<unknown>" due to a NULL pointer dereference
              gs      1b0
              fs fe8b0000
              es d6b10160
              ds fe940160
             edi  8046b48
             esi d36d4080
             ebp d6b1be0c
             esp d6b1bda4
             ebx        0
             edx        1
             ecx d6b1bde4
             eax        0
          trapno        e
             err        0
             eip        0
              cs      158
          eflags    10206
            uesp f951feb9
              ss d36d4080
             gdt fe7fe00002cf
             idt fe7fd00007ff
             ldt        0
            task      150
             cr0 8005003b
             cr2        0
             cr3 12219000
             cr4      6d8
> 

//------------------------------------------------------------------------------

# ls -l
total 940018
-rw-r--r--   1 root     root           2 Feb 23 10:45 bounds
-rw-r--r--   1 root     root     2085484 Feb 23 09:26 unix.0
-rw-r--r--   1 root     root     1290461 Feb 23 10:04 unix.1
-rw-r--r--   1 root     root     2103573 Feb 23 10:44 unix.2
-rw-r--r--   1 root     root     174235648 Feb 23 09:26 vmcore.0
-rw-r--r--   1 root     root     144596992 Feb 23 10:04 vmcore.1
-rw-r--r--   1 root     root     156672000 Feb 23 10:45 vmcore.2
# mdb -k unix.1 vmcore.1
Loading modules: [ unix genunix specfs dtrace cpu.generic uppc pcplusmp scsi_vhci ufs ip hook neti sctp arp usba uhci s1394 nca fctl lofs audiosup random cpc crypto zfs fcip logindmux ptm nsctl sppp ipc ]
> ::status
debugging crash dump vmcore.1 (32-bit) from deimos
operating system: 5.11 snv_82 (i86pc)
panic message: BAD TRAP: type=e (#pf Page fault) rp=d6e74d6c addr=0 occurred in module "<unknown>" due to a NULL pointer dereference
dump content: kernel pages only
> ::stack
drm_sun_ioctl+0x195(2140004, c010643a, 8047518, 102003, df0d5a88, d6e74f78)
cdev_ioctl+0x2e(2140004, c010643a, 8047518, 102003, df0d5a88, d6e74f78)
spec_ioctl+0x65(d541e840, c010643a, 8047518, 102003, df0d5a88, d6e74f78)
fop_ioctl+0x49(d541e840, c010643a, 8047518, 102003, df0d5a88, d6e74f78)
ioctl+0x155()
sys_sysenter+0x106()
> ::panicinfo
             cpu        0
          thread def16000
         message BAD TRAP: type=e (#pf Page fault) rp=d6e74d6c addr=0 occurred in module "<unknown>" due to a NULL pointer dereference
              gs      1b0
              fs fe8b0000
              es d6e70160
              ds fe940160
             edi  8047518
             esi d36d4080
             ebp d6e74e0c
             esp d6e74da4
             ebx        0
             edx        1
             ecx d6e74de4
             eax        0
          trapno        e
             err        0
             eip        0
              cs      158
          eflags    10206
            uesp f951feb9
              ss d36d4080
             gdt fe7fe00002cf
             idt fe7fd00007ff
             ldt        0
            task      150
             cr0 8005003b
             cr2        0
             cr3  ba9e000
             cr4      6d8
> 

//------------------------------------------------------------------------------

# ls -l
total 940018
-rw-r--r--   1 root     root           2 Feb 23 10:45 bounds
-rw-r--r--   1 root     root     2085484 Feb 23 09:26 unix.0
-rw-r--r--   1 root     root     1290461 Feb 23 10:04 unix.1
-rw-r--r--   1 root     root     2103573 Feb 23 10:44 unix.2
-rw-r--r--   1 root     root     174235648 Feb 23 09:26 vmcore.0
-rw-r--r--   1 root     root     144596992 Feb 23 10:04 vmcore.1
-rw-r--r--   1 root     root     156672000 Feb 23 10:45 vmcore.2
# mdb -k unix.2 vmcore.2
Loading modules: [ unix genunix specfs dtrace cpu.generic uppc pcplusmp scsi_vhci ufs ip hook neti sctp arp usba uhci s1394 fctl nca lofs zfs random audiosup sppp ptm md cpc crypto smbsrv fcip fcp logindmux nsctl sdbc sv ii rdc ipc ]
> ::status
debugging crash dump vmcore.2 (32-bit) from deimos
operating system: 5.11 snv_82 (i86pc)
panic message: BAD TRAP: type=e (#pf Page fault) rp=dea9dd6c addr=0 occurred in module "<unknown>" due to a NULL pointer dereference
dump content: kernel pages only
> ::stack
drm_sun_ioctl+0x195(2140005, c010643a, 8047528, 102003, ded79930, dea9df78)
cdev_ioctl+0x2e(2140005, c010643a, 8047528, 102003, ded79930, dea9df78)
spec_ioctl+0x65(de785d80, c010643a, 8047528, 102003, ded79930, dea9df78)
fop_ioctl+0x49(de785d80, c010643a, 8047528, 102003, ded79930, dea9df78)
ioctl+0x155()
sys_sysenter+0x106()
> ::panicinfo
             cpu        0
          thread ded7c000
         message BAD TRAP: type=e (#pf Page fault) rp=dea9dd6c addr=0 occurred in module "<unknown>" due to a NULL pointer dereference
              gs      1b0
              fs fe8b0000
              es dea90160
              ds fe940160
             edi  8047528
             esi d36c4080
             ebp dea9de0c
             esp dea9dda4
             ebx        0
             edx        1
             ecx dea9dde4
             eax        0
          trapno        e
             err        0
             eip        0
              cs      158
          eflags    10206
            uesp f951feb9
              ss d36c4080
             gdt fe7fe00002cf
             idt fe7fd00007ff
             ldt        0
            task      150
             cr0 8005003b
             cr2        0
             cr3 138b7000
             cr4      6d8
>