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Re: port-macppc/59014: Shutdown -r now often freezes on macppc b&w G3



The following reply was made to PR port-macppc/59014; it has been noted by GNATS.

From: Chris Tucker <capa150%gmail.com@localhost>
To: Taylor R Campbell <riastradh%netbsd.org@localhost>, gnats-bugs%netbsd.org@localhost
Cc: 
Subject: Re: port-macppc/59014: Shutdown -r now often freezes on macppc b&w G3
Date: Tue, 21 Jan 2025 11:25:31 -0800

 --000000000000c4e20d062c3c571d
 Content-Type: text/plain; charset="UTF-8"
 Content-Transfer-Encoding: quoted-printable
 
 On Mon, Jan 20, 2025 at 11:55=E2=80=AFPM Taylor R Campbell <riastradh@netbs=
 d.org>
 wrote:
 
 > > Date: Mon, 20 Jan 2025 12:22:26 -0800
 > > From: Chris Tucker <capa150%gmail.com@localhost>
 > >
 > > I was able to type at the console and see characters but there was no
 > > response otherwise.
 >
 > Huh, so the console is responsive and echoing input, which suggests
 > it's still in userland.  Can you type ^T when this happens?  What does
 > it say when you do that?
 >
 
 netbsd# rndctl -S seed2   (works)
 netbsd# rndctl -S seed2   (works)
 netbsd# rndctl -S seed2   (works)
 netbsd# rndctl -S seed2   (freezes, and I press ctrl-t)
 [ 139.8510292] load: 0.42  cmd: rndctl 633 [biowait] 0.01u 0.00s 0% 1424k
 
 
 > Can you run rndctl in the background, and either start up crash(8)
 > (userland version of ddb that can examine a live kernel, doesn't crash
 > your system) or enter ddb with `sysctl -w debug.crashme_enable=3D1' and
 > `sysctl -w debug.crashme.ddb=3D1'?
 >
 > If so, at the crash or ddb prompt, can you get the output of these
 > commands?
 >
 > ps
 > ps/w
 > show all tstiles
 > bt/t 0t$PID          where $PID is the pid in decimal of rndctl
 >
 
 NOTE: photographs of my display to verify my typing:
 https://i.ibb.co/7vnbHvL/pr59014.jpg
 
 netbsd# rndctl -S seed2 & (couldn't' tell you if this command froze or not)
 netbsd# sysctl -w debug.crashme_enable=3D1
 debug.crashme_enable: 0 -> 1
 netbsd# sysctl -w debug.crashme.ddb=3D1
 [ 206.2935173] crashme_sysctl_forwarder:201: invoking "ddb" (enter ddb
 directly)
 Stopped in pid 3603.3603 (sysctl) at netbsd: crashme_ddb+0x10: lwz
 r0, 0x14(r1)
 db> ps
 PID LID S CPU FLAGS STRUCT LWP * NAME WAIT
 3603 > 3603 7 0 0 ef43940 sysctl
 3288 3288 3 0 0 e2d5680 rndctl biowait
 3018 3018 3 0 180 f1fbd00 sh wait
 4027 4027 3 0 180 e2d5080 sh wait
 3170 3170 3 0 180 ef43c40 sshd poll
 3936 3936 3 0 180 fb3a380 sshd poll
 2207 2207 3 0 180 fb3a080 sh ttyraw
 1486 1486 3 0 180 f1fb400 getty ttyraw
 2100 2100 3 0 180 f10940 getty ttyraw
 1730 1730 3 0 180 f10c40 getty ttyraw
 1323 1323 3 0 180 ffa700 getty ttyraw
 2465 2465 3 0 180 f1fb100 login wait
 1590 1590 3 0 180 ef43040 cron nanoslp
 1366 1366 3 0 180 ef43640 inetd kqueue
 1609 1609 3 0 180 fafb700 qmgr kqueue
 2077 2077 3 0 180 fb3a980 pickup kqueue
 2211 2211 3 0 180 e2d5380 master kqueue
 848 848 3 0 180 f1fba00 sshd poll
 440 440 3 0 180 fb3a680 powerd kqueue
 429 429 3 0 0 fd79cc0 makemandb biowait
 1116 1116 3 0 180 fd799c0 syslogd kqueue
 570 570 3 0 180 fd796c0 dhcpcd poll
 560 560 3 0 180 fd793c0 dhcpcd poll
 572 572 3 0 180 fb3ac80 dhcpcd poll
 501 501 3 0 180 fd790c0 dhcpcd poll
 1 1 3 0 180 f74700 init wait
 0 177 3 0 200 f9b080 physiod physiod
 0 120 3 0 200 f10640 pooldrain pooldrain
 0 119 3 0 200 f10340 ioflush syncer
 0 118 3 0 200 f10040 pgdaemon pgdaemon
 0 115 3 0 200 ffad00 swwreboot swwreboot
 0 114 3 0 200 f74d00 atapibus0 sccomp
 0 111 3 0 200 f9b380 npfgc0 npfgcw
 0 110 3 0 200 f74a00 usb0 usbevt
 0 109 3 0 200 f74400 rt_free rt_free
 0 108 3 0 200 f74100 unpgc unpgc
 0 107 3 0 200 f94cc0 key_timehandler key_timehandler
 0 106 3 0 200 f949c0 icmp6_wqinput/0 icmp6_wqinput
 0 105 3 0 200 f946c0 nd6_timer nd6_timer
 0 104 3 0 200 f943c0 carp6_wqinput/0 carp6_wqinput
 0 103 3 0 200 f9bc80 carp_wqinput/0 carp_wqinput
 0 102 3 0 200 f9b980 icmp_wqinput/0 icmp_wqinput
 0 101 3 0 200 f9b680 rt_timer rt_timer
 0 100 3 0 200 f940c0 vmem_rehash vmem_rehash
 0 26 3 0 200 fdcc40 entbutler entropy
 0 25 3 0 200 fdc940 usbtask-dr usbtsk
 0 24 3 0 200 fdc640 usbtask-hc usbtsk
 0 23 3 0 200 fdc340 atabus1 atath
 0 22 3 0 200 fdc040 awacs awacs_wait
 0 20 3 0 200 ffaa00 scsibus1 sccomp
 0 18 3 0 200 ffa400 scsibus0 sccomp
 0 17 3 0 240 ffa100 atabus0 atath
 0 16 3 0 200 b1cc0 sysmon smtaskq
 0 15 3 0 200 b19c0 pmfsuspend pmfsuspend
 0 14 3 0 200 b16c0 pmfevent pmfevent
 0 13 3 0 200 b13c0 sopendfree sopendfr
 0 12 3 0 200 b10c0 ifwdog ifwdog
 0 11 3 0 200 ffc80 iflnkst iflnkst
 0 10 3 0 200 ff980 nfssilly nfssilly
 0 9 3 0 200 ff680 vdrain vdrain
 0 8 3 0 200 ff380 modunload mod_unld
 0 7 3 0 200 ff080 xcall/0 xcall
 0 6 1 0 200 d69c40 softser/0
 0 5 1 0 40200 d69940 softclk/0
 0 4 1 0 200 d69640 softbio/0
 0 3 1 0 40200 d69340 softnet/0
 0 2 1 0 201 d69040 idle/0
 0 0 3 0 200 c3df80 swapper uvm
 db> ps/w
 PID LID COMMAND EMUL PRI WAIT-MSG WAIT-CHANNEL
 3603 > 3603 sysctl netbsd 43 0
 3288 3288 rndctl netbsd 43 biowait c88a694
 3018 3018 sh netbsd 43 wait f3f9044
 4027 4207 sh netbsd 41 wait e2d704c
 3170 3170 sshd netbsd 43 poll dd7400
 3936 3936 sshd netbsd 37 poll dd7400
 2207 2207 sh netbsd 42 ttyraw f3c428
 1486 1486 getty netbsd 41 ttyraw fec028
 2100 2100 getty netbsd 41 ttyraw fae828
 1730 1730 getty netbsd 41 ttyraw faea28
 1323 1323 getty netbsd 41 ttyraw faec28
 2465 2465 login netbsd 42 wait f68f53c
 1590 1590 cron netbsd 43 nanoslp ef43040
 1366 1366 inetd netbsd 39 kqueue d056d80
 1609 1609 qmgr netbsd 41 kqueue f5e7740
 2077 2077 pickup netbsd 43 kqueue f5e7f40
 2211 2211 master netbsd 43 kqueue e642700
 848 848 sshd netbsd 43 poll dd7400
 440 440 powerd netbsd 42 kqueue fdf0980
 429 429 makemandb netbsd 26 biowait ae5f744
 1116 1116 syslogd netbsd 43 kqueue f8bfe80
 570 570 dhcpcd netbsd 43 poll dd7400
 560 560 dhcpcd netbsd 43 poll dd7400
 572 572 dhcpcd netbsd 43 poll dd7400
 501 501 dhcpcd netbsd 43 poll dd7400
 1 1 init netbsd 43 wait f6e02c
 0 177 system netbsd 123 physiod f8bf2f4
 0 120 system netbsd 125 pooldrain c6e1fc
 0 119 system netbsd 124 syncer f10340
 0 118 system netbsd 126 pgdaemon c6d570
 0 115 system netbsd 43 swwreboot f51df4
 0 114 system netbsd 96 sccomp ff099c
 0 111 system netbsd 96 npfgcw fc9bcc
 0 110 system netbsd 96 usbevt fc7244
 0 109 system netbsd 222 rt_free fc1bf4
 0 108 system netbsd 96 unpgc c763a0
 0 107 system netbsd 222 key_timehandler fc1af4
 0 106 system netbsd 222 icmp6_wqinput fc1a74
 0 105 system netbsd 222 nd6_timer fc19f4
 0 104 system netbsd 222 carp6_wqinput fc18f4
 0 103 system netbsd 222 carp_wqinput fc1874
 0 102 system netbsd 222 icmp_wqinput fc17f4
 0 101 system netbsd 222 rt_timer fc1774
 0 100 system netbsd 125 vmem_rehash fc13f4
 0 26 system netbsd 43 entropy c3d678
 0 25 system netbsd 96 usbtsk c5b858
 0 24 system netbsd 96 usbtsk c5b830
 0 23 system netbsd 96 atath ff09bc
 0 22 system netbsd 96 awacs_wait fef454
 0 20 system netbsd 96 sccomp ff00a0
 0 18 system netbsd 96 sccomp ad4a0
 0 17 system netbsd 96 atath d010021c
 0 16 system netbsd 96 smtaskq c5c434
 0 15 system netbsd 43 pmfsuspend b2274
 0 14 system netbsd 43 pmfevent b21f4
 0 13 system netbsd 96 sopendfr c7635c
 0 12 system netbsd 222 ifwdog b20f4
 0 11 system netbsd 222 iflnkst b2074
 0 10 system netbsd 43 nfssilly dcef34
 0 9 system netbsd 125 vdrain c76eec
 0 8 system netbsd 125 mod_unld c6f2fc
 0 7 system netbsd 127 xcall c027c8
 0 6 system netbsd 223 0
 0 5 system netbsd 220 0
 0 4 system netbsd 221 0
 0 3 system netbsd 222 0
 0 2 system netbsd 0 0
 0 0 system netbsd 125 uvm c3df80
 db> show all tstiles
 PID LID COMMAND WAITING-FOR WAIT-CHANNEL     (nothing eles outputted)
 db> bt/t 0t$3288
 trace: pid 0 lid 177 at 0xe37de0
 0x00e37e40: at cpu_switchto+0x28
 0x00e37e50: at mi_switch+0x140
 0x00e37e90: at sleepq_block+0xe0
 0x00e37eb0: at cv_wait+0xc0
 0x00e37ee0: at workqueue_worker+0x12c
 0x00e37f20: at cpu_lwp_bootstrap+0xc
 0x00e37fe8: at 0xfffffffc
 db>
 
 --000000000000c4e20d062c3c571d
 Content-Type: text/html; charset="UTF-8"
 Content-Transfer-Encoding: quoted-printable
 
 <div dir=3D"ltr"><div dir=3D"ltr"><br></div><br><div class=3D"gmail_quote g=
 mail_quote_container"><div dir=3D"ltr" class=3D"gmail_attr">On Mon, Jan 20,=
  2025 at 11:55=E2=80=AFPM Taylor R Campbell &lt;<a href=3D"mailto:riastradh=
 @netbsd.org">riastradh%netbsd.org@localhost</a>&gt; wrote:<br></div><blockquote class=
 =3D"gmail_quote" style=3D"margin:0px 0px 0px 0.8ex;border-left-width:1px;bo=
 rder-left-style:solid;border-left-color:rgb(204,204,204);padding-left:1ex">=
 &gt; Date: Mon, 20 Jan 2025 12:22:26 -0800<br>
 &gt; From: Chris Tucker &lt;<a href=3D"mailto:capa150%gmail.com@localhost"; target=3D"=
 _blank">capa150%gmail.com@localhost</a>&gt;<br>
 &gt; <br>
 &gt; I was able to type at the console and see characters but there was no<=
 br>
 &gt; response otherwise.<br>
 <br>
 Huh, so the console is responsive and echoing input, which suggests<br>
 it&#39;s still in userland.=C2=A0 Can you type ^T when this happens?=C2=A0 =
 What does<br>
 it say when you do that?<br></blockquote><div><br></div><div>netbsd# rndctl=
  -S seed2 =C2=A0 (works)</div><div><div>netbsd# rndctl -S seed2<span class=
 =3D"gmail-Apple-converted-space">=C2=A0</span>=C2=A0 (works)</div></div><di=
 v><div>netbsd# rndctl -S seed2<span class=3D"gmail-Apple-converted-space">=
 =C2=A0</span>=C2=A0 (works)</div></div><div><div>netbsd# rndctl -S seed2<sp=
 an class=3D"gmail-Apple-converted-space">=C2=A0</span>=C2=A0 (freezes, and =
 I press ctrl-t)</div>[ 139.8510292] load: 0.42 =C2=A0cmd: rndctl 633 [biowa=
 it] 0.01u 0.00s 0% 1424k</div><div><br></div><blockquote class=3D"gmail_quo=
 te" style=3D"margin:0px 0px 0px 0.8ex;border-left-width:1px;border-left-sty=
 le:solid;border-left-color:rgb(204,204,204);padding-left:1ex">
 <br>
 Can you run rndctl in the background, and either start up crash(8)<br>
 (userland version of ddb that can examine a live kernel, doesn&#39;t crash<=
 br>
 your system) or enter ddb with `sysctl -w debug.crashme_enable=3D1&#39; and=
 <br>
 `sysctl -w debug.crashme.ddb=3D1&#39;?<br>
 <br>
 If so, at the crash or ddb prompt, can you get the output of these<br>
 commands?<br>
 <br>
 ps<br>
 ps/w<br>
 show all tstiles<br>
 bt/t 0t$PID=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 where $PID is the pid in deci=
 mal of rndctl<br></blockquote><div><br></div><div>NOTE: photographs of my d=
 isplay to verify my typing:=C2=A0<a href=3D"https://i.ibb.co/7vnbHvL/pr5901=
 4.jpg">https://i.ibb.co/7vnbHvL/pr59014.jpg</a></div><div><br></div>netbsd#=
  rndctl -S seed2 &amp; (couldn&#39;t&#39; tell you if this command froze or=
  not)<br>netbsd# sysctl -w debug.crashme_enable=3D1<br>debug.crashme_enable=
 : 0 -&gt; 1<br>netbsd# sysctl -w debug.crashme.ddb=3D1<br>[ 206.2935173] cr=
 ashme_sysctl_forwarder:201: invoking &quot;ddb&quot; (enter ddb directly)<b=
 r>Stopped in pid 3603.3603 (sysctl) at netbsd: crashme_ddb+0x10: lwz<br>r0,=
  0x14(r1)<br>db&gt; ps<br>PID		LID		S	CPU	FLAGS	STRUCT LWP *	NAME	WAIT<br>3=
 603 &gt;	3603	7	0	0		ef43940			sysctl<br>3288	3288	3	0	0		e2d5680			rndctl	=
 biowait<br>3018	3018	3	0	180		f1fbd00			sh		wait<br>4027	4027	3	0	180		e2d5=
 080			sh		wait<br>3170	3170	3	0	180		ef43c40			sshd	poll<br>3936	3936	3	0	1=
 80		fb3a380			sshd	poll<br>2207	2207	3	0	180		fb3a080			sh		ttyraw<br>1486	=
 1486	3	0	180		f1fb400			getty	ttyraw<br>2100	2100	3	0	180		f10940			getty	t=
 tyraw<br>1730	1730	3	0	180		f10c40			getty	ttyraw<br>1323	1323	3	0	180		ffa=
 700			getty	ttyraw<br>2465	2465	3	0	180		f1fb100			login	wait<br>1590	1590	=
 3	0	180		ef43040			cron	nanoslp<br>1366	1366	3	0	180		ef43640			inetd	kqueu=
 e<br>1609	1609	3	0	180		fafb700			qmgr	kqueue<br>2077	2077	3	0	180		fb3a980=
 			pickup	kqueue<br>2211	2211	3	0	180		e2d5380			master	kqueue<br>848		848	=
 	3	0	180		f1fba00			sshd	poll<br>440		440		3	0	180		fb3a680			powerd	kqueue=
 <br>429		429		3	0	0		fd79cc0			makemandb	biowait<br>1116	1116	3	0	180		fd79=
 9c0			syslogd	kqueue<br>570		570		3	0	180		fd796c0			dhcpcd	poll<br>560		56=
 0		3	0	180		fd793c0			dhcpcd	poll<br>572		572		3	0	180		fb3ac80			dhcpcd	po=
 ll<br>501		501		3	0	180		fd790c0			dhcpcd	poll<br>1		1		3	0	180		f74700			i=
 nit	wait<br>0		177		3	0	200		f9b080			physiod	physiod<br>0		120		3	0	200		f=
 10640			pooldrain	pooldrain<br>0		119		3	0	200		f10340			ioflush	syncer<br>=
 0		118		3	0	200		f10040			pgdaemon	pgdaemon<br>0		115		3	0	200		ffad00			sw=
 wreboot	swwreboot<br>0		114		3	0	200		f74d00			atapibus0	sccomp<br>0		111		=
 3	0	200		f9b380			npfgc0		npfgcw<br>0		110		3	0	200		f74a00			usb0	usbevt<b=
 r>0		109		3	0	200		f74400			rt_free	rt_free<br>0		108		3	0	200		f74100			un=
 pgc	unpgc<br>0		107		3	0	200		f94cc0			key_timehandler	key_timehandler<br>0=
 		106		3	0	200		f949c0			icmp6_wqinput/0	icmp6_wqinput<br>0		105		3	0	200		=
 f946c0			nd6_timer	nd6_timer<br>0		104		3	0	200		f943c0			carp6_wqinput/0	c=
 arp6_wqinput<br>0		103		3	0	200		f9bc80			carp_wqinput/0	carp_wqinput<br>0	=
 	102		3	0	200		f9b980			icmp_wqinput/0	icmp_wqinput<br>0		101		3	0	200		f9b=
 680			rt_timer		rt_timer<br>0		100		3	0	200		f940c0			vmem_rehash		vmem_reh=
 ash<br>0		26		3	0	200		fdcc40			entbutler		entropy<br>0		25		3	0	200		fdc94=
 0			usbtask-dr		usbtsk<br>0		24		3	0	200		fdc640			usbtask-hc		usbtsk<br>0	=
 	23		3	0	200		fdc340			atabus1			atath<br>0		22		3	0	200		fdc040			awacs			=
 awacs_wait<br>0		20		3	0	200		ffaa00			scsibus1		sccomp<br>0		18		3	0	200		=
 ffa400			scsibus0		sccomp<br>0		17		3	0	240		ffa100			atabus0			atath<br>0	=
 	16		3	0	200		b1cc0			sysmon			smtaskq<br>0		15		3	0	200		b19c0			pmfsuspen=
 d		pmfsuspend<br>0		14		3	0	200		b16c0			pmfevent		pmfevent<br>0		13		3	0	2=
 00		b13c0			sopendfree		sopendfr<br>0		12		3	0	200		b10c0			ifwdog			ifwdog=
 <br>0		11		3	0	200		ffc80			iflnkst			iflnkst<br>0		10		3	0	200		ff980			nf=
 ssilly		nfssilly<br>0		9		3	0	200		ff680			vdrain			vdrain<br>0		8		3	0	200=
 		ff380			modunload		mod_unld<br>0		7		3	0	200		ff080			xcall/0			xcall<br>=
 0		6		1	0	200		d69c40			softser/0<br>0		5		1	0	40200	d69940			softclk/0<br>=
 0		4		1	0	200		d69640			softbio/0<br>0		3		1	0	40200	d69340			softnet/0<br>=
 0		2		1	0	201		d69040			idle/0<br>0		0		3	0	200		c3df80			swapper			uvm<br>=
 db&gt; ps/w<br>PID		LID		COMMAND		EMUL		PRI	WAIT-MSG		WAIT-CHANNEL<br>3603 =
 &gt;	3603	sysctl		netbsd		43					0<br>3288	3288	rndctl		netbsd		43	biowait	=
 		c88a694<br>3018	3018	sh			netbsd		43	wait			f3f9044<br>4027	4207	sh			net=
 bsd		41	wait			e2d704c<br>3170	3170	sshd		netbsd		43	poll			dd7400<br>3936	=
 3936	sshd		netbsd		37	poll			dd7400<br>2207	2207	sh			netbsd		42	ttyraw			f=
 3c428<br>1486	1486	getty		netbsd		41	ttyraw			fec028<br>2100	2100	getty		ne=
 tbsd		41	ttyraw			fae828<br>1730	1730	getty		netbsd		41	ttyraw			faea28<br>=
 1323	1323	getty		netbsd		41	ttyraw			faec28<br>2465	2465	login		netbsd		42	=
 wait			f68f53c<br>1590	1590	cron		netbsd		43	nanoslp			ef43040<br>1366	1366=
 	inetd		netbsd		39	kqueue			d056d80<br>1609	1609	qmgr		netbsd		41	kqueue			=
 f5e7740<br>2077	2077	pickup		netbsd		43	kqueue			f5e7f40<br>2211	2211	maste=
 r		netbsd		43	kqueue			e642700<br>848		848		sshd		netbsd		43	poll			dd7400<=
 br>440		440		powerd		netbsd		42	kqueue			fdf0980<br>429		429		makemandb	net=
 bsd		26	biowait			ae5f744<br>1116	1116	syslogd		netbsd		43	kqueue			f8bfe80=
 <br>570		570		dhcpcd		netbsd		43	poll			dd7400<br>560		560		dhcpcd		netbsd	=
 	43	poll			dd7400<br>572		572		dhcpcd		netbsd		43	poll			dd7400<br>501		501=
 		dhcpcd		netbsd		43	poll			dd7400<br>1		1		init		netbsd		43	wait			f6e02c<=
 br>0		177		system		netbsd		123	physiod			f8bf2f4<br>0		120		system		netbsd	=
 	125	pooldrain		c6e1fc<br>0		119		system		netbsd		124	syncer			f10340<br>0	=
 	118		system		netbsd		126	pgdaemon		c6d570<br>0		115		system		netbsd		43	sw=
 wreboot		f51df4<br>0		114		system		netbsd		96	sccomp			ff099c<br>0		111		sy=
 stem		netbsd		96	npfgcw			fc9bcc<br>0		110		system		netbsd		96	usbevt			fc7=
 244<br>0		109		system		netbsd		222	rt_free			fc1bf4<br>0		108		system		netb=
 sd		96	unpgc			c763a0<br>0		107		system		netbsd		222	key_timehandler	fc1af4=
 <br>0		106		system		netbsd		222	icmp6_wqinput	fc1a74<br>0		105		system		net=
 bsd		222	nd6_timer		fc19f4<br>0		104		system		netbsd		222	carp6_wqinput	fc1=
 8f4<br>0		103		system		netbsd		222	carp_wqinput	fc1874<br>0		102		system		n=
 etbsd		222	icmp_wqinput	fc17f4<br>0		101		system		netbsd		222	rt_timer		fc1=
 774<br>0		100		system		netbsd		125	vmem_rehash		fc13f4<br>0		26		system		ne=
 tbsd		43	entropy			c3d678<br>0		25		system		netbsd		96	usbtsk			c5b858<br>0=
 		24		system		netbsd		96	usbtsk			c5b830<br>0		23		system		netbsd		96	atath=
 			ff09bc<br>0		22		system		netbsd		96	awacs_wait		fef454<br>0		20		system	=
 	netbsd		96	sccomp			ff00a0<br>0		18		system		netbsd		96	sccomp			ad4a0<br>=
 0		17		system		netbsd		96	atath			d010021c<br>0		16		system		netbsd		96	smt=
 askq			c5c434<br>0		15		system		netbsd		43	pmfsuspend		b2274<br>0		14		syst=
 em		netbsd		43	pmfevent		b21f4<br>0		13		system		netbsd		96	sopendfr		c7635=
 c<br>0		12		system		netbsd		222	ifwdog			b20f4<br>0		11		system		netbsd		22=
 2	iflnkst			b2074<br>0		10		system		netbsd		43	nfssilly		dcef34<br>0		9		sy=
 stem		netbsd		125	vdrain			c76eec<br>0		8		system		netbsd		125	mod_unld		c6=
 f2fc<br>0		7		system		netbsd		127	xcall			c027c8<br>0		6		system		netbsd		2=
 23					0<br>0		5		system		netbsd		220					0<br>0		4		system		netbsd		221			=
 		0<br>0		3		system		netbsd		222					0<br>0		2		system		netbsd		0					0<br>=
 0		0		system		netbsd		125	uvm				c3df80<br>db&gt; show all tstiles<br>	PID	=
 LID	COMMAND	WAITING-FOR	WAIT-CHANNEL =C2=A0 =C2=A0 (nothing eles outputted)=
 <br>db&gt; bt/t 0t$3288<br>trace: pid 0 lid 177 at 0xe37de0<br>0x00e37e40: =
 at cpu_switchto+0x28<br>0x00e37e50: at mi_switch+0x140<br>0x00e37e90: at sl=
 eepq_block+0xe0<br>0x00e37eb0: at cv_wait+0xc0<br>0x00e37ee0: at workqueue_=
 worker+0x12c<br>0x00e37f20: at cpu_lwp_bootstrap+0xc<br>0x00e37fe8: at 0xff=
 fffffc<br><div>db&gt;=C2=A0</div></div></div>
 
 --000000000000c4e20d062c3c571d--
 


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