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Date:      Fri, 16 Sep 2011 19:15:59 +0100
From:      Anton Shterenlikht <mexas@bristol.ac.uk>
To:        freebsd-current@freebsd.org, freebsd-ia64@freebsd.org
Subject:   ia64 r221488: panic: blockable sleep lock (sleep mutex) process lock @ /usr/src/sys/ia64/ia64/trap.c:562
Message-ID:  <20110916181559.GA31128@mech-cluster241.men.bris.ac.uk>

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I know it's not exactly current anymore, but..

ia64 r221488

panic: blockable sleep lock (sleep mutex) process lock @ /usr/src/sys/ia64/ia64/trap.c:562
cpuid = 1
KDB: enter: panic
[ thread pid 43327 tid 101615 ]
Stopped at      kdb_enter+0x92: [I2]    addl r14=0xffffffffffe1fe38,gp ;;
db> 

db>  show proc
Process 43327 (automoc4) at 0xe00000001e91ba70:
 state: NORMAL
 uid: 0  gids: 0, 5
 parent: pid 43326 at 0xe00000001258d1a0
 ABI: FreeBSD ELF64
 arguments: /usr/local/bin/automoc4
 threads: 2
104746                   RunQ                                automoc4
101615                   Run     CPU 1                       initial thread
db> show thread
Thread 101615 at 0xe0000000128339e0:
 proc (pid 43327): 0xe00000001e91ba70
 name: initial thread
 stack: 0xa0000000c8358000-0xa0000000c835ffff
 flags: 0x4  pflags: 0
 state: RUNNING (CPU 1)
 priority: 142
 container lock: sched lock 1 (0x9ffc000000a31140)
db> thread 101615
[ thread pid 43327 tid 101615 ]
kdb_enter+0x92: [I2]    addl r14=0xffffffffffe1fe38,gp ;;
db> 
db> bt
Tracing pid 43327 tid 101615 td 0xe0000000128339e0
kdb_enter(0x9ffc000000913e38, 0x9ffc000000913e38, 0x9ffc000000351990, 0x793) at kdb_enter+0x92
panic(0x9ffc00000091cbd8, 0x9ffc000000912538, 0x9ffc000000912518, 0x9ffc000000953490, 0x232, 0x9ffc000000953490) at panic+0x2e0
witness_checkorder(0xe00000001e91bb68, 0x9, 0x9ffc000000953490, 0x232, 0x0) at witness_checkorder+0x1b0
_mtx_lock_flags(0xe00000001e91bb68, 0x0, 0x9ffc000000953490, 0x232, 0x9ffc0000007e1160, 0x716, 0x9ffc00000091d410) at _mtx_lock_flags+0x130
trap(0x14, 0xa0000000c835f000) at trap+0x940
ivt_Data_TLB() at ivt_Data_TLB+0x1d0
--- trapframe at 0xa0000000c835f000
uma_zalloc_arg(0xe0000001ffffab40, 0x0, 0x2) at uma_zalloc_arg+0x121
vm_map_entry_create(0xe000000010c100cd, 0x9ffc00000076f680, 0x48d, 0xe000000010c10000) at vm_map_entry_create+0x80
_vm_map_clip_start(0xe000000010c10000, 0xe00000001e14d680, 0xa0000000b4a32000, 0xe00000001e14d6c8) at _vm_map_clip_start+0x2a0
vm_map_delete(0xe000000010c10000, 0xa0000000b4a32000, 0xa0000000b4a36000) at vm_map_delete+0xd0
vm_map_remove(0xe000000010c10000, 0xa0000000b4a32000, 0xa0000000b4a36000) at vm_map_remove+0x80
pipe_free_kmem(0xe000000011be4708, 0xe000000011be4718, 0x9ffc0000003f73d0, 0x590, 0xe0000000128339e0) at pipe_free_kmem+0x110
pipeclose(0xe000000011be4708) at pipeclose+0x660
pipe_close(0xe0000000127f3a90, 0xe000000011be4708, 0x9ffc0000002e0410) at pipe_close+0x50
_fdrop(0xe0000000127f3a90, 0xe0000000128339e0, 0x9ffc0000002e13f0, 0xb9b) at _fdrop+0xb0
closef(0xe0000000127f3a90, 0xe0000000128339e0, 0x4a0, 0xe0000000128339e0) at closef+0x570
kern_close(0xe0000000128339e0, 0x9ffc00000090c938) at kern_close+0x250
close(0xe0000000128339e0, 0xa0000000c835f4e8, 0x9ffc0000003dc9c0, 0x50e) at close+0x30
syscallenter(0xe0000000128339e0, 0xa0000000c835f3a0, 0xa0000000c835f3a8) at syscallenter+0x4e0
syscall(0xa0000000c835f4c8, 0xe0000000128339e0, 0x1208a5290, 0x9ffc0000007dd880, 0x8, 0x0) at syscall+0x60
epc_syscall_return() at epc_syscall_return
db> 

-- 
Anton Shterenlikht
Room 2.6, Queen's Building
Mech Eng Dept
Bristol University
University Walk, Bristol BS8 1TR, UK
Tel: +44 (0)117 331 5944
Fax: +44 (0)117 929 4423



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