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Date:      Sun, 24 Jun 2007 19:33:49 +0200
From:      Andrea Venturoli <ml@netfence.it>
To:        freebsd-questions@freebsd.org
Subject:   Re: Hangs with Adaptec 29320
Message-ID:  <467EAAFD.2000009@netfence.it>
In-Reply-To: <46686BBB.3090008@netfence.it>
References:  <20070606161221.GB31380@schottelius.org> <46672BAD.7010201@samsco.org> <466735B6.8050903@netfence.it> <20070607081316.GD30443@schottelius.org> <4667DE3A.1090802@samsco.org> <466846A5.3010903@netfence.it> <466867B9.9040600@samsco.org> <46686BBB.3090008@netfence.it>

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Hello.
Any one can make anything out of this crash dump?
It's an SMP amd64 6.2 box with a RAID-5 SCSI controller and a couple GiB 
of RAM. We are also using GELI.

  bye & Thanks
	av.


----------------------------------------------------------------------
> # kgdb kernel.debug /var/crash/vmcore.1
> [GDB will not be able to debug user-mode threads: /usr/lib/libthread_db.so: Undefined symbol "ps_pglobal_lookup"]
> GNU gdb 6.1.1 [FreeBSD]
> Copyright 2004 Free Software Foundation, Inc.
> GDB is free software, covered by the GNU General Public License, and you are
> welcome to change it and/or distribute copies of it under certain conditions.
> Type "show copying" to see the conditions.
> There is absolutely no warranty for GDB.  Type "show warranty" for details.
> This GDB was configured as "amd64-marcel-freebsd".
> 
> Unread portion of the kernel message buffer:
> 0s1e
> 
> 0xffffff004ecf5510: tag ufs, type VREG
>     usecount 1, writecount 0, refcount 9 mountedhere 0
>     flags ()
>     v_object 0xffffff002a70d000 ref 0 pages 515
>      lock type ufs: EXCL (count 1) by thread 0xffffff007a85d720 (pid 31) with 1 pending#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff8029ba00 at vget+0x90
> #5 0xffffffff80329cb9 at vm_pageout+0x1309
> #6 0xffffffff8021a30b at fork_exit+0xbb
> #7 0xffffffff803358ee at fork_trampoline+0xe
> 
>         ino 118134, on dev amrd0s1e
> 
> 0xffffff000ba75510: tag ufs, type VREG
>     usecount 1, writecount 1, refcount 3 mountedhere 0
>     flags ()
>     v_object 0xffffff0043d80380 ref 0 pages 9
>      lock type ufs: EXCL (count 1) by thread 0xffffff0079b9b980 (pid 447)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff802a3cfb at fsync+0xab
> #5 0xffffffff8034a731 at syscall+0x4d1
> #6 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 188422, on dev amrd0s1e
> 
> 0xffffff0008358510: tag ufs, type VREG
>     usecount 1, writecount 1, refcount 3 mountedhere 0
>     flags ()
>     v_object 0xffffff0064290e00 ref 0 pages 3
>      lock type ufs: EXCL (count 1) by thread 0xffffff001de6cbe0 (pid 3365)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff802a3cfb at fsync+0xab
> #5 0xffffffff8034a731 at syscall+0x4d1
> #6 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 117876, on dev amrd0s1e
> 
> 0xffffff0011565a20: tag ufs, type VREG
>     usecount 1, writecount 1, refcount 3 mountedhere 0
>     flags ()
>     v_object 0xffffff002c970e00 ref 0 pages 3
>      lock type ufs: EXCL (count 1) by thread 0xffffff00496e3000 (pid 3367)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff802a3cfb at fsync+0xab
> #5 0xffffffff8034a731 at syscall+0x4d1
> #6 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 118135, on dev amrd0s1e
> 
> 0xffffff0036d66a20: tag ufs, type VREG
>     usecount 1, writecount 1, refcount 3 mountedhere 0
>     flags ()
>     v_object 0xffffff001d4a21c0 ref 0 pages 3
>      lock type ufs: EXCL (count 1) by thread 0xffffff0046644980 (pid 3368)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff802a3cfb at fsync+0xab
> #5 0xffffffff8034a731 at syscall+0x4d1
> #6 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 118141, on dev amrd0s1e
> 
> 0xffffff000419c288: tag ufs, type VREG
>     usecount 1, writecount 1, refcount 3 mountedhere 0
>     flags ()
>     v_object 0xffffff0049701000 ref 0 pages 3
>      lock type ufs: EXCL (count 1) by thread 0xffffff003264c000 (pid 3369)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff802a3cfb at fsync+0xab
> #5 0xffffffff8034a731 at syscall+0x4d1
> #6 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 118305, on dev amrd0s1e
> 
> 0xffffff0077dc1000: tag ufs, type VREG
>     usecount 1, writecount 1, refcount 2 mountedhere 0
>     flags ()
>     v_object 0xffffff004478f8c0 ref 0 pages 1
>      lock type ufs: EXCL (count 1) by thread 0xffffff0079b9d980 (pid 593)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80302068 at ffs_lock+0x58
> #2 0xffffffff80384fc1 at VOP_LOCK_APV+0x81
> #3 0xffffffff802a78bb at vn_lock+0x6b
> #4 0xffffffff802a8ab6 at vn_write+0x156
> #5 0xffffffff8025f667 at dofilewrite+0x87
> #6 0xffffffff8025f931 at kern_writev+0x51
> #7 0xffffffff8025fa2a at write+0x4a
> #8 0xffffffff8034a731 at syscall+0x4d1
> #9 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 212070, on dev amrd0s1e
> 
> 0xffffff00082c5798: tag ufs, type VREG
>     usecount 1, writecount 0, refcount 11258 mountedhere 0
>     flags ()
>      lock type ufs: EXCL (count 1) by thread 0xffffff006d6ef000 (pid 3315)#0 0xffffffff802252b6 at lockmgr+0x5f6
> #1 0xffffffff80290b48 at vfs_hash_insert+0x38
> #2 0xffffffff802fe581 at ffs_vget+0x1a1
> #3 0xffffffff802e8816 at ffs_valloc+0x106
> #4 0xffffffff8030d4b7 at ufs_makeinode+0x87
> #5 0xffffffff8030da78 at ufs_create+0x28
> #6 0xffffffff80383b28 at VOP_CREATE_APV+0x98
> #7 0xffffffff802f197b at ffs_snapshot+0x3bb
> #8 0xffffffff802ff917 at ffs_mount+0x437
> #9 0xffffffff8029466e at vfs_donmount+0xf2e
> #10 0xffffffff8029658f at kernel_mount+0xaf
> #11 0xffffffff802fdf82 at ffs_cmount+0x92
> #12 0xffffffff80296272 at mount+0x132
> #13 0xffffffff8034a47b at syscall+0x21b
> #14 0xffffffff80335728 at Xfast_syscall+0xa8
> 
>         ino 4, on dev amrd0s1f.eli
> panic: from debugger
> cpuid = 0
> Uptime: 8d9h25m58s
> Dumping 2031 MB (2 chunks)
>   chunk 0: 1MB (156 pages) ... ok
>   chunk 1: 2031MB (519872 pages) 2015 1999 1983 1967 1951 1935 1919 1903 1887 1871 1855 1839 1823 1807 1791 1775 1759 1743 1727 1711 1695 1679 1663 1647 1631 1615 1599 1583 1567 1551 1535 1519 1503 1487 1471 1455 1439 1423 1407 1391 1375 1359 1343 1327 1311 1295 1279 1263 1247 1231 1215 1199 1183 1167 1151 1135 1119 1103 1087 1071 1055 1039 1023 1007 991 975 959 943 927 911 895 879 863 847 831 815 799 783 767 751 735 719 703 687 671 655 639 623 607 591 575 559 543 527 511 495 479 463 447 431 415 399 383 367 351 335 319 303 287 271 255 239 223 207 191 175 159 143 127 111 95 79 63 47 31 15
> 
> #0  doadump () at pcpu.h:172
> 172             __asm __volatile("movq %%gs:0,%0" : "=r" (td));
> (kgdb) bt
> #0  doadump () at pcpu.h:172
> #1  0xffffffff80232879 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:409
> #2  0xffffffff8023230b in panic (fmt=0xffffffff80394189 "from debugger") at /usr/src/sys/kern/kern_shutdown.c:565
> #3  0xffffffff80177272 in db_panic (addr=0, have_addr=0, count=0, modif=0x0) at /usr/src/sys/ddb/db_command.c:438
> #4  0xffffffff801777b5 in db_command_loop () at /usr/src/sys/ddb/db_command.c:350
> #5  0xffffffff801796ad in db_trap (type=-1315342064, code=0) at /usr/src/sys/ddb/db_main.c:222
> #6  0xffffffff8024fbb9 in kdb_trap (type=3, code=0, tf=0xffffffffb1997a10) at /usr/src/sys/kern/subr_kdb.c:473
> #7  0xffffffff80349f14 in trap (frame=
>       {tf_rdi = 0, tf_rsi = -2139025408, tf_rdx = 1, tf_rcx = 1509545, tf_r8 = 1048064, tf_r9 = 10, tf_rax = 38, tf_rbx = 0, tf_rbp = -1315341616, tf_r10 = -1315341856, tf_r11 = 4294967186, tf_r12 = -2141325600, tf_r13 = -2141326208, tf_r14 = 2, tf_r15 = 0, tf_trapno = 3, tf_addr = 0, tf_flags = -2145099097, tf_err = 0, tf_rip = -2145061233, tf_cs = 8, tf_rflags = 646, tf_rsp = -1315341616, tf_ss = 16}) at /usr/src/sys/amd64/amd64/trap.c:442
> #8  0xffffffff8033558b in calltrap () at /usr/src/sys/amd64/amd64/exception.S:168
> #9  0xffffffff8024f68f in kdb_enter (msg=0x0) at cpufunc.h:63
> #10 0xffffffff8036650e in scgetc (sc=0xffffffff805df6e0, flags=2) at /usr/src/sys/dev/syscons/syscons.c:3365
> #11 0xffffffff803667a3 in sckbdevent (thiskbd=0xffffff0000912400, event=-2139025408, arg=0x1) at /usr/src/sys/dev/syscons/syscons.c:659
> #12 0xffffffff801b97bd in kbdmux_intr (kbd=0xffffff0000912400, arg=0xffffffff80811000) at /usr/src/sys/dev/kbdmux/kbdmux.c:548
> #13 0xffffffff801b8e40 in kbdmux_kbd_intr (xkbd=0x0, pending=-2139025408) at /usr/src/sys/dev/kbdmux/kbdmux.c:199
> #14 0xffffffff80258675 in taskqueue_run (queue=0xffffff0000948000) at /usr/src/sys/kern/subr_taskqueue.c:257
> #15 0xffffffff8021b5bc in ithread_loop (arg=0xffffff0000049380) at /usr/src/sys/kern/kern_intr.c:682
> #16 0xffffffff8021a30b in fork_exit (callout=0xffffffff8021b470 <ithread_loop>, arg=0xffffff0000049380, frame=0xffffffffb1997c50) at /usr/src/sys/kern/kern_fork.c:821
> #17 0xffffffff803358ee in fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:394
> #18 0x0000000000000000 in ?? ()
> #19 0x0000000000000000 in ?? ()
> #20 0x0000000000000001 in ?? ()
> #21 0x0000000000000000 in ?? ()
> #22 0x0000000000000000 in ?? ()
> #23 0x0000000000000000 in ?? ()
> #24 0x0000000000000000 in ?? ()
> #25 0x0000000000000000 in ?? ()
> #26 0x0000000000000000 in ?? ()
> #27 0x0000000000000000 in ?? ()
> #28 0x0000000000000000 in ?? ()
> #29 0x0000000000000000 in ?? ()
> #30 0x0000000000000000 in ?? ()
> #31 0x0000000000000000 in ?? ()
> #32 0x0000000000000000 in ?? ()
> #33 0x0000000000000000 in ?? ()
> #34 0x0000000000000000 in ?? ()
> #35 0x0000000000000000 in ?? ()
> #36 0x0000000000000000 in ?? ()
> #37 0x0000000000000000 in ?? ()
> #38 0x0000000000000000 in ?? ()
> #39 0x0000000000000000 in ?? ()
> #40 0x0000000000000000 in ?? ()
> #41 0x0000000000000000 in ?? ()
> #42 0x0000000000000000 in ?? ()
> #43 0x0000000000000000 in ?? ()
> #44 0x0000000000000000 in ?? ()
> #45 0x0000000000000000 in ?? ()
> #46 0x0000000000000000 in ?? ()
> #47 0x0000000000000000 in ?? ()
> #48 0x0000000000000000 in ?? ()
> #49 0x0000000000000000 in ?? ()
> #50 0x00000000007cc000 in ?? ()
> #51 0xffffffff00000001 in ?? ()
> #52 0x0000000000000001 in ?? ()
> #53 0xffffff007a85c000 in ?? ()
> #54 0xffffff007a87d980 in ?? ()
> #55 0xffffffffb1997b80 in ?? ()
> ---Type <return> to continue, or q <return> to quit---
> #56 0xffffffffb1997b58 in ?? ()
> #57 0xffffff007a840720 in ?? ()
> #58 0xffffffff802472aa in sched_switch (td=0xffffff0000049380, newtd=0xffffffff8021b470, flags=0) at /usr/src/sys/kern/sched_4bsd.c:973
> Previous frame inner to this frame (corrupt stack?)
> (kgdb) info threads
>   134 Thread 100152 (PID=3375: sshd)  sched_switch (td=0xffffff0046644260, newtd=0xffffff007a880000, flags=0) at /usr/src/sys/kern/sched_4bsd.c:980
>   133 Thread 100179 (PID=3374: smbd)  sched_switch (td=0xffffff0005afa980, newtd=0xffffff007a880000, flags=0) at /usr/src/sys/kern/sched_4bsd.c:980
>   132 Thread 100192 (PID=3373: httpd)  sched_switch (td=0xffffff003264cbe0, newtd=0xffffff00611064c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   131 Thread 100141 (PID=3372: master)  sched_switch (td=0xffffff00762c5980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   130 Thread 100154 (PID=3371: sendmail)  sched_switch (td=0xffffff0015043be0, newtd=0xffffff0079b9b720, flags=0) at /usr/src/sys/kern/sched_4bsd.c:980
>   129 Thread 100197 (PID=3370: sendmail)  sched_switch (td=0xffffff000800f980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   128 Thread 100159 (PID=3369: sendmail)  sched_switch (td=0xffffff003264c000, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   127 Thread 100149 (PID=3368: sendmail)  sched_switch (td=0xffffff0046644980, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   126 Thread 100217 (PID=3367: sendmail)  sched_switch (td=0xffffff00496e3000, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   125 Thread 100126 (PID=3366: ctl_cyrusdb)  sched_switch (td=0xffffff0056c63be0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   124 Thread 100186 (PID=3365: sendmail)  sched_switch (td=0xffffff001de6cbe0, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   123 Thread 100161 (PID=3364: nmbd)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   122 Thread 100207 (PID=3363: cron)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   121 Thread 100196 (PID=3362: supervise)  sched_switch (td=0xffffff000800fbe0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   120 Thread 100187 (PID=3315: mksnap_ffs)  sched_switch (td=0xffffff006d6ef000, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   119 Thread 100150 (PID=3314: sh)  sched_switch (td=0xffffff0046644720, newtd=0xffffff006d6ef000, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   118 Thread 100143 (PID=3304: postgres)  sched_switch (td=0xffffff00762c54c0, newtd=0xffffff0069469260, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   117 Thread 100164 (PID=2997: cat)  sched_switch (td=0xffffff0043ef7980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   116 Thread 100071 (PID=2995: perl)  sched_switch (td=0xffffff0061106be0, newtd=0xffffff0079b9b980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   115 Thread 100185 (PID=2994: perl)  sched_switch (td=0xffffff001de6c980, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   114 Thread 100128 (PID=46407: smbd)  sched_switch (td=0xffffff0056c63720, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   113 Thread 100046 (PID=8576: master)  sched_switch (td=0xffffff00799ad260, newtd=0xffffff00762c5980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   112 Thread 100157 (PID=97674: httpd)  sched_switch (td=0xffffff00150434c0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   111 Thread 100117 (PID=97673: httpd)  sched_switch (td=0xffffff004f1714c0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   110 Thread 100131 (PID=97671: httpd)  sched_switch (td=0xffffff0073fa74c0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   109 Thread 100148 (PID=49693: httpd)  sched_switch (td=0xffffff0046644be0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   108 Thread 100177 (PID=49469: httpd)  sched_switch (td=0xffffff0005afa4c0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   107 Thread 100116 (PID=42317: httpd)  sched_switch (td=0xffffff004f171720, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   106 Thread 100169 (PID=42280: httpd)  sched_switch (td=0xffffff0067a56be0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   105 Thread 100163 (PID=42272: httpd)  sched_switch (td=0xffffff0043ef7be0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> kgdb: kvm_read: invalid address (0xffffffffb4a0bd10)
>   104 Thread 100073 (PID=978: getty)  0x0000000000000000 in ?? ()
>   103 Thread 100120 (PID=885: httpd)  sched_switch (td=0xffffff004ef70be0, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   102 Thread 100055 (PID=883: httpd)  sched_switch (td=0xffffff00618844c0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> kgdb: kvm_read: invalid address (0xffffffffb4af1d10)
>   101 Thread 100124 (PID=881: getty)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb4b1ed10)
>   100 Thread 100115 (PID=880: getty)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb49ded10)
>   99 Thread 100051 (PID=879: getty)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb2610d10)
>   98 Thread 100041 (PID=878: getty)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb4ac9d10)
>   97 Thread 100095 (PID=877: getty)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb4a83d10)
>   96 Thread 100111 (PID=876: getty)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb49c0d10)
>   95 Thread 100112 (PID=875: getty)  0x0000000000000000 in ?? ()
>   94 Thread 100048 (PID=844: sshd)  sched_switch (td=0xffffff0061845720, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> kgdb: kvm_read: invalid address (0xffffffffb2629d10)
>   93 Thread 100036 (PID=832: portsentry)  0x0000000000000000 in ?? ()
> kgdb: kvm_read: invalid address (0xffffffffb4a3dd10)
>   92 Thread 100092 (PID=830: portsentry)  0x0000000000000000 in ?? ()
>   91 Thread 100090 (PID=826: pamsmbd)  sched_switch (td=0xffffff0060743720, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   90 Thread 100085 (PID=810: cron)  sched_switch (td=0xffffff00608444c0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   89 Thread 100087 (PID=805: sshd)  sched_switch (td=0xffffff0060844000, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   88 Thread 100074 (PID=792: httpd)  sched_switch (td=0xffffff00611064c0, newtd=0xffffff007a850720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   87 Thread 100239 (PID=783: bacula-dir)  sched_switch (td=0xffffff0047c20720, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   86 Thread 100100 (PID=783: bacula-dir)  sched_switch (td=0xffffff0047c204c0, newtd=0xffffff0047c20720, flags=1203898144) at /usr/src/sys/kern/sched_4bsd.c:980
>   85 Thread 100083 (PID=783: bacula-dir)  sched_switch (td=0xffffff004c0ab260, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   84 Thread 100195 (PID=783: bacula-dir)  sched_switch (td=0xffffff0077fce260, newtd=0xffffff0066ae4be0, flags=1722698720) at /usr/src/sys/kern/sched_4bsd.c:980
>   83 Thread 100106 (PID=783: bacula-dir)  sched_switch (td=0xffffff0056100260, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   82 Thread 100065 (PID=783: bacula-dir)  sched_switch (td=0xffffff0060eaabe0, newtd=0xffffff0060745be0, flags=1618238432) at /usr/src/sys/kern/sched_4bsd.c:980
>   81 Thread 100240 (PID=775: bacula-fd)  sched_switch (td=0xffffff000d16cbe0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   80 Thread 100109 (PID=775: bacula-fd)  sched_switch (td=0xffffff0069469be0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   79 Thread 100242 (PID=775: bacula-fd)  sched_switch (td=0xffffff000d16c260, newtd=0xffffff000d16cbe0, flags=219597792) at /usr/src/sys/kern/sched_4bsd.c:980
>   78 Thread 100097 (PID=775: bacula-fd)  sched_switch (td=0xffffff005edafbe0, newtd=0xffffff00301d1720, flags=807212832) at /usr/src/sys/kern/sched_4bsd.c:980
>   77 Thread 100098 (PID=775: bacula-fd)  sched_switch (td=0xffffff0056862000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   76 Thread 100110 (PID=768: bacula-sd)  sched_switch (td=0xffffff0021e7c720, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> ---Type <return> to continue, or q <return> to quit---
>   75 Thread 100099 (PID=768: bacula-sd)  sched_switch (td=0xffffff00065d6000, newtd=0xffffff0021e7c720, flags=568837920) at /usr/src/sys/kern/sched_4bsd.c:980
>   74 Thread 100108 (PID=768: bacula-sd)  sched_switch (td=0xffffff0039c57980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   73 Thread 100107 (PID=768: bacula-sd)  sched_switch (td=0xffffff006451d000, newtd=0xffffff0066ae4be0, flags=1722698720) at /usr/src/sys/kern/sched_4bsd.c:980
>   72 Thread 100096 (PID=768: bacula-sd)  sched_switch (td=0xffffff0056862980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   71 Thread 100086 (PID=761: healthd)  sched_switch (td=0xffffff0060844260, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   70 Thread 100091 (PID=751: postgres)  sched_switch (td=0xffffff00607434c0, newtd=0xffffff0061845980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   69 Thread 100093 (PID=749: postgres)  sched_switch (td=0xffffff0060743000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   68 Thread 100094 (PID=748: postgres)  sched_switch (td=0xffffff0056c63000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   67 Thread 100080 (PID=747: postgres)  sched_switch (td=0xffffff0060745260, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   66 Thread 100078 (PID=744: snort)  sched_switch (td=0xffffff0061845980, newtd=0xffffff007a880000, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> kgdb: kvm_read: invalid address (0xffffffffb49f7d10)
>   65 Thread 100077 (PID=743: sh)  0x0000000000000000 in ?? ()
>   64 Thread 100066 (PID=741: postgres)  sched_switch (td=0xffffff0060eaa980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   63 Thread 100045 (PID=724: snmpd)  sched_switch (td=0xffffff00799ad4c0, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> kgdb: kvm_read: invalid address (0xffffffffb4a29d10)
>   62 Thread 100067 (PID=722: smbd)  0x0000000000000000 in ?? ()
>   61 Thread 100069 (PID=717: supervise)  sched_switch (td=0xffffff0060eaa260, newtd=0xffffff000800fbe0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   60 Thread 100072 (PID=716: supervise)  sched_switch (td=0xffffff0061106980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   59 Thread 100039 (PID=711: readproctitle)  sched_switch (td=0xffffff0079b9b720, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   58 Thread 100057 (PID=710: svscan)  sched_switch (td=0xffffff00799ac980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   57 Thread 100060 (PID=698: smbd)  sched_switch (td=0xffffff00799ac260, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   56 Thread 100040 (PID=695: nmbd)  sched_switch (td=0xffffff0079b9b4c0, newtd=0xffffff00799ac000, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   55 Thread 100075 (PID=693: nmbd)  sched_switch (td=0xffffff0061106260, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   54 Thread 100056 (PID=674: dhcpd)  sched_switch (td=0xffffff00799acbe0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   53 Thread 100058 (PID=656: fetchmail)  sched_switch (td=0xffffff00799ac720, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   52 Thread 100050 (PID=638: sendmail)  sched_switch (td=0xffffff0061845260, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   51 Thread 100037 (PID=634: sendmail)  sched_switch (td=0xffffff0079b9bbe0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   50 Thread 100064 (PID=629: saslauthd)  sched_switch (td=0xffffff0079b9d720, newtd=0xffffff0079b9dbe0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   49 Thread 100035 (PID=628: saslauthd)  sched_switch (td=0xffffff0079b9d260, newtd=0xffffff00618454c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   48 Thread 100079 (PID=627: saslauthd)  sched_switch (td=0xffffff00607454c0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   47 Thread 100062 (PID=625: saslauthd)  sched_switch (td=0xffffff0079b9dbe0, newtd=0xffffff0043ef7000, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   46 Thread 100049 (PID=624: saslauthd)  sched_switch (td=0xffffff00618454c0, newtd=0xffffff0079b9d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   45 Thread 100063 (PID=593: ntpd)  sched_switch (td=0xffffff0079b9d980, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   44 Thread 100061 (PID=511: named)  sched_switch (td=0xffffff00799ac000, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   43 Thread 100038 (PID=447: syslogd)  sched_switch (td=0xffffff0079b9b980, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> kgdb: kvm_read: invalid address (0xffffffffb269fd10)
>   42 Thread 100047 (PID=370: devd)  0x0000000000000000 in ?? ()
>   41 Thread 100054 (PID=73: g_eli[1] amrd0s1f)  sched_switch (td=0xffffff0061884720, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   40 Thread 100053 (PID=72: g_eli[0] amrd0s1f)  sched_switch (td=0xffffff0061884980, newtd=0xffffff007a8844c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   39 Thread 100042 (PID=38: schedcpu)  sched_switch (td=0xffffff0079b9b000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   38 Thread 100043 (PID=37: softdepflush)  sched_switch (td=0xffffff007a840be0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   37 Thread 100044 (PID=36: vnlru)  sched_switch (td=0xffffff007a840980, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   36 Thread 100026 (PID=35: syncer)  sched_switch (td=0xffffff007a840260, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   35 Thread 100027 (PID=34: bufdaemon)  sched_switch (td=0xffffff007a840000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   34 Thread 100028 (PID=33: pagezero)  sched_switch (td=0xffffff007a85dbe0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   33 Thread 100029 (PID=32: vmdaemon)  sched_switch (td=0xffffff007a85d980, newtd=0xffffff007a884260, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   32 Thread 100030 (PID=31: pagedaemon)  sched_switch (td=0xffffff007a85d720, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   31 Thread 100031 (PID=30: irq12: psm0)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   30 Thread 100032 (PID=29: irq1: atkbd0)  sched_switch (td=0xffffff007a85d260, newtd=0xffffff007a840720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   29 Thread 100033 (PID=28: irq17: amr0)  sched_switch (td=0xffffff007a85d000, newtd=0xffffff007a884260, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   28 Thread 100034 (PID=27: irq22: atapci2)  sched_switch (td=0xffffff0079b9d4c0, newtd=0xffffff007a884260, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   27 Thread 100018 (PID=26: irq21: atapci1)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   26 Thread 100019 (PID=25: irq15: ata1)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   25 Thread 100020 (PID=24: irq14: ata0)  sched_switch (td=0xffffff007a850000, newtd=0xffffff007a884720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   24 Thread 100021 (PID=23: irq16: fxp0)  sched_switch (td=0xffffff007a884be0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   23 Thread 100022 (PID=22: irq9: acpi0)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   22 Thread 100023 (PID=21: swi6: task queue)  sched_switch (td=0xffffff007a884720, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> * 21 Thread 100024 (PID=20: swi6: Giant taskq)  doadump () at pcpu.h:172
>   20 Thread 100025 (PID=19: thread taskq)  sched_switch (td=0xffffff007a8404c0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   19 Thread 100011 (PID=18: swi5: +)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   18 Thread 100012 (PID=17: acpi_task_2)  sched_switch (td=0xffffff007a880720, newtd=0xffffff007a8404c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   17 Thread 100013 (PID=9: acpi_task_1)  sched_switch (td=0xffffff007a8804c0, newtd=0xffffff007a880720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
> ---Type <return> to continue, or q <return> to quit---
>   16 Thread 100014 (PID=8: acpi_task_0)  sched_switch (td=0xffffff007a880260, newtd=0xffffff007a8804c0, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   15 Thread 100015 (PID=16: swi2: cambio)  sched_switch (td=0xffffff007a850be0, newtd=0xffffff007a884720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   14 Thread 100016 (PID=7: kqueue taskq)  sched_switch (td=0xffffff007a850980, newtd=0xffffff007a880260, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   13 Thread 100017 (PID=15: yarrow)  sched_switch (td=0xffffff007a850720, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   12 Thread 100005 (PID=6: crypto returns)  sched_switch (td=0xffffff007a87d260, newtd=0xffffff007a850720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   11 Thread 100006 (PID=5: crypto)  sched_switch (td=0xffffff007a87d000, newtd=0xffffff007a87d260, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   10 Thread 100007 (PID=4: g_down)  sched_switch (td=0xffffff007a8844c0, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   9 Thread 100008 (PID=3: g_up)  sched_switch (td=0xffffff007a884260, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   8 Thread 100009 (PID=2: g_event)  sched_switch (td=0xffffff007a884000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   7 Thread 100010 (PID=14: swi3: vm)  fork_trampoline () at /usr/src/sys/amd64/amd64/exception.S:391
>   6 Thread 100000 (PID=13: swi4: clock)  sched_switch (td=0xffffff007a880000, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   5 Thread 100001 (PID=12: swi1: net)  sched_switch (td=0xffffff007a87dbe0, newtd=0xffffff007a87d720, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   4 Thread 100002 (PID=11: idle: cpu0)  sched_switch (td=0xffffff007a87d980, newtd=0xffffff007a85d260, flags=2055590496) at /usr/src/sys/kern/sched_4bsd.c:980
>   3 Thread 100003 (PID=10: idle: cpu1)  Xcpustop () at apic_vector.S:284
>   2 Thread 100004 (PID=1: init)  sched_switch (td=0xffffff007a87d4c0, newtd=0xffffff0046644980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980
>   1 Thread 0 (PID=0: swapper)  sched_switch (td=0xffffffff8052cc20, newtd=0xffffff007a87d980, flags=1) at /usr/src/sys/kern/sched_4bsd.c:980




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