Date: Tue, 7 Jun 2022 21:37:52 -0400 From: Oleg Lelchuk <oleglelchuk@gmail.com> To: freebsd-current@freebsd.org Subject: A kernel crash after compiling a fresh kernel Message-ID: <CA%2BGqWgsTOu5qY-5yKdp_zJ2ThYxf1ucr%2BAqxOg_21AMhD%2BDbLg@mail.gmail.com>
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--000000000000a0a2b805e0e5c132
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The 14-CURRENT running a fresh kernel crashes with these messages:
__curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55
55 __asm("movq %%gs:%P1,%0" : "=r" (td) : "n" (offsetof(struct
pcpu,
(kgdb) #0 __curthread () at
/usr/src/sys/amd64/include/pcpu_aux.h:55
#1 dump_savectx () at /usr/src/sys/kern/kern_shutdown.c:401
#2 0xffffffff80be8ba5 in dumpsys (di=0x0)
at /usr/src/sys/x86/include/dump.h:87
#3 doadump (textdump=1) at /usr/src/sys/kern/kern_shutdown.c:430
#4 kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:537
#5 0xffffffff80be8fee in vpanic (fmt=<optimized out>,
ap=ap@entry=0xfffffe01042395a0) at
/usr/src/sys/kern/kern_shutdown.c:975
#6 0xffffffff80be8d53 in panic (fmt=<unavailable>)
at /usr/src/sys/kern/kern_shutdown.c:899
#7 0xffffffff810c0877 in trap_fatal (frame=0xfffffe0104239690, eva=0)
at /usr/src/sys/amd64/amd64/trap.c:942
#8 0xffffffff810c092b in trap_pfault (frame=0xfffffe0104239690,
usermode=false, signo=<optimized out>, ucode=<optimized out>)
at /usr/src/sys/amd64/amd64/trap.c:761
#9 <signal handler called>
#10 tcp_sack_output (tp=tp@entry=0xfffffe0187312140,
sack_bytes_rexmt=sack_bytes_rexmt@entry=0xfffffe010423983c)
at /usr/src/sys/netinet/tcp_sack.c:970
#11 0xffffffff80dd47a2 in tcp_default_output (tp=0xfffffe0187312140)
at /usr/src/sys/netinet/tcp_output.c:310
#12 0xffffffff80dcd240 in tcp_output (tp=tp@entry=0xfffffe0187312140)
at /usr/src/sys/netinet/tcp_var.h:407
#13 0xffffffff80dcc81a in tcp_do_segment (m=0xfffff80203467700,
th=0xfffff8001f190022, so=0xfffff80015d0fb40,
tp=0xfffffe0187312140,
drop_hdrlen=64, tlen=<optimized out>, iptos=0 '\000')
at /usr/src/sys/netinet/tcp_input.c:2788
#14 0xffffffff80dc8def in tcp_input_with_port (mp=<optimized out>,
offp=<optimized out>, proto=<optimized out>, port=port@entry
=0)
at /usr/src/sys/netinet/tcp_input.c:1397
#15 0xffffffff80dc9c8b in tcp_input (mp=0xfffff8011c764010, offp=0x4,
proto=-2128851986) at /usr/src/sys/netinet/tcp_input.c:1492
#16 0xffffffff80db8cd7 in ip_input (m=0x0)
at /usr/src/sys/netinet/ip_input.c:840
#17 0xffffffff80d3842f in netisr_dispatch_src (proto=1,
source=source@entry=0, m=0xfffff80203467700)
at /usr/src/sys/net/netisr.c:1153
#18 0xffffffff80d3878f in netisr_dispatch (proto=477511696,
m=0xffffffff811c4bee) at /usr/src/sys/net/netisr.c:1244
#19 0xffffffff80d1a7cc in ether_demux (ifp=ifp@entry=0xfffff80002873800,
m=0x4) at /usr/src/sys/net/if_ethersubr.c:925
#20 0xffffffff80d1be53 in ether_input_internal (ifp=0xfffff80002873800,
m=0x4)
at /usr/src/sys/net/if_ethersubr.c:711
#21 ether_nh_input (m=<optimized out>) at
/usr/src/sys/net/if_ethersubr.c:741
#22 0xffffffff80d3842f in netisr_dispatch_src (proto=proto@entry=5,
source=source@entry=0, m=m@entry=0xfffff80203467700)
at /usr/src/sys/net/netisr.c:1153
#23 0xffffffff80d3878f in netisr_dispatch (proto=477511696, proto@entry=5,
m=0xffffffff811c4bee, m@entry=0xfffff80203467700)
at /usr/src/sys/net/netisr.c:1244
#24 0xffffffff80d1ac89 in ether_input (ifp=0xfffff80002873800,
m=0xfffff80203467700) at /usr/src/sys/net/if_ethersubr.c:832
#25 0xffffffff808f41f7 in re_rxeof (sc=sc@entry=0xfffffe00e1cce000,
rx_npktsp=0x0) at /usr/src/sys/dev/re/if_re.c:2386
#26 0xffffffff808f1a16 in re_intr_msi (xsc=0xfffffe00e1cce000)
at /usr/src/sys/dev/re/if_re.c:2682
#27 0xffffffff80ba3d49 in intr_event_execute_handlers
(ie=0xfffff800020fde00,
p=<optimized out>) at /usr/src/sys/kern/kern_intr.c:1205
#28 ithread_execute_handlers (ie=0xfffff800020fde00, p=<optimized out>)
at /usr/src/sys/kern/kern_intr.c:1218
#29 ithread_loop (arg=arg@entry=0xfffff800020fbf80)
at /usr/src/sys/kern/kern_intr.c:1306
#30 0xffffffff80ba03e0 in fork_exit (
callout=0xffffffff80ba3ad0 <ithread_loop>,
arg=0xfffff800020fbf80,
frame=0xfffffe0104239f40) at
/usr/src/sys/kern/kern_fork.c:1102
#31 <signal handler called>
--000000000000a0a2b805e0e5c132
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<div dir=3D"ltr"><div dir=3D"ltr"><div dir=3D"ltr"><div>The 14-CURRENT runn=
ing a fresh kernel crashes with these messages:</div><div><br></div><div>__=
curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:55<br>55 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0__asm("movq %%gs:%P1,%0" : =
"=3Dr" (td) : "n" (offsetof(struct pcpu,<br>=C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 (kgdb) #0 =C2=A0__curthread () at /usr/src/sys/=
amd64/include/pcpu_aux.h:55<br>#1 =C2=A0dump_savectx () at /usr/src/sys/ker=
n/kern_shutdown.c:401<br>#2 =C2=A00xffffffff80be8ba5 in dumpsys (di=3D0x0)<=
br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 at /usr/src/sys/x86/include/dump.=
h:87<br>#3 =C2=A0doadump (textdump=3D1) at /usr/src/sys/kern/kern_shutdown.=
c:430<br>#4 =C2=A0kern_reboot (howto=3D260) at /usr/src/sys/kern/kern_shutd=
own.c:537<br>#5 =C2=A00xffffffff80be8fee in vpanic (fmt=3D<optimized out=
>,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 ap=3Dap@entry=3D0xfffffe01042395a0) at=
/usr/src/sys/kern/kern_shutdown.c:975<br>#6 =C2=A00xffffffff80be8d53 in pa=
nic (fmt=3D<unavailable>)<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 a=
t /usr/src/sys/kern/kern_shutdown.c:899<br>#7 =C2=A00xffffffff810c0877 in t=
rap_fatal (frame=3D0xfffffe0104239690, eva=3D0)<br>=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 at /usr/src/sys/amd64/amd64/trap.c:942<br>#8 =C2=A00xffffffff=
810c092b in trap_pfault (frame=3D0xfffffe0104239690,<br>=C2=A0 =C2=A0 =C2=
=A0 =C2=A0 usermode=3Dfalse, signo=3D<optimized out>, ucode=3D<opt=
imized out>)<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 at /usr/src/sys/amd=
64/amd64/trap.c:761<br>#9 =C2=A0<signal handler called><br>#10 tcp_sa=
ck_output (tp=3Dtp@entry=3D0xfffffe0187312140,<br>=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 sack_bytes_rexmt=3Dsack_bytes_rexmt@entry=3D0xfffffe010423983c)<br>=C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 at /usr/src/sys/netinet/tcp_sack.c:970<b=
r>#11 0xffffffff80dd47a2 in tcp_default_output (tp=3D0xfffffe0187312140)<br=
>at /usr/src/sys/netinet/tcp_output.c:310<br>#12 0xffffffff80dcd240 in tcp_=
output (tp=3Dtp@entry=3D0xfffffe0187312140)<br>at /usr/src/sys/netinet/tcp_=
var.h:407<br>#13 0xffffffff80dcc81a in tcp_do_segment (m=3D0xfffff802034677=
00,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 th=3D0xfffff=
8001f190022, so=3D0xfffff80015d0fb40, tp=3D0xfffffe0187312140,<br>=C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 drop_hdrlen=3D64, tlen=3D&=
lt;optimized out>, iptos=3D0 '\000')<br>at /usr/src/sys/netinet/=
tcp_input.c:2788<br>#14 0xffffffff80dc8def in tcp_input_with_port (mp=3D<=
;optimized out>,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 offp=3D<optimized out>, proto=3D<optimized out>, port=3Dpor=
t@entry=3D0)<br>at /usr/src/sys/netinet/tcp_input.c:1397<br>#15 0xffffffff8=
0dc9c8b in tcp_input (mp=3D0xfffff8011c764010, offp=3D0x4,<br>=C2=A0 =C2=A0=
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 proto=3D-2128851986) at /usr/src=
/sys/netinet/tcp_input.c:1492<br>#16 0xffffffff80db8cd7 in ip_input (m=3D0x=
0)<br>at /usr/src/sys/netinet/ip_input.c:840<br>#17 0xffffffff80d3842f in n=
etisr_dispatch_src (proto=3D1,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0=
=C2=A0 =C2=A0 source=3Dsource@entry=3D0, m=3D0xfffff80203467700)<br>at /us=
r/src/sys/net/netisr.c:1153<br>#18 0xffffffff80d3878f in netisr_dispatch (p=
roto=3D477511696,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 m=3D0xffffffff811c4bee) at /usr/src/sys/net/netisr.c:1244<br>#19 0xffff=
ffff80d1a7cc in ether_demux (ifp=3Difp@entry=3D0xfffff80002873800,</div><di=
v>m=3D0x4) at /usr/src/sys/net/if_ethersubr.c:925<br>#20 0xffffffff80d1be53=
in ether_input_internal (ifp=3D0xfffff80002873800, m=3D0x4)<br>at /usr/src=
/sys/net/if_ethersubr.c:711<br>#21 ether_nh_input (m=3D<optimized out>=
;) at /usr/src/sys/net/if_ethersubr.c:741<br>#22 0xffffffff80d3842f in neti=
sr_dispatch_src (proto=3Dproto@entry=3D5,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 source=3Dsource@entry=3D0, m=3Dm@entry=3D0xffff=
f80203467700)<br>at /usr/src/sys/net/netisr.c:1153<br>#23 0xffffffff80d3878=
f in netisr_dispatch (proto=3D477511696, proto@entry=3D5,<br>=C2=A0 =C2=A0 =
=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 m=3D0xffffffff811c4bee, m@entry=
=3D0xfffff80203467700)<br>at /usr/src/sys/net/netisr.c:1244<br>#24 0xffffff=
ff80d1ac89 in ether_input (ifp=3D0xfffff80002873800,<br>=C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 m=3D0xfffff80203467700) at /usr/src/=
sys/net/if_ethersubr.c:832<br>#25 0xffffffff808f41f7 in re_rxeof (sc=3Dsc@e=
ntry=3D0xfffffe00e1cce000,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 rx_npktsp=3D0x0) at /usr/src/sys/dev/re/if_re.c:2386<br>#26 0xff=
ffffff808f1a16 in re_intr_msi (xsc=3D0xfffffe00e1cce000)<br>at /usr/src/sys=
/dev/re/if_re.c:2682<br>#27 0xffffffff80ba3d49 in intr_event_execute_handle=
rs (ie=3D0xfffff800020fde00,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =
=C2=A0 =C2=A0 p=3D<optimized out>) at /usr/src/sys/kern/kern_intr.c:1=
205<br>#28 ithread_execute_handlers (ie=3D0xfffff800020fde00, p=3D<optim=
ized out>)<br>at /usr/src/sys/kern/kern_intr.c:1218<br>#29 ithread_loop =
(arg=3Darg@entry=3D0xfffff800020fbf80)<br>at /usr/src/sys/kern/kern_intr.c:=
1306<br>#30 0xffffffff80ba03e0 in fork_exit (<br>=C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 callout=3D0xffffffff80ba3ad0 <ithread_lo=
op>, arg=3D0xfffff800020fbf80,<br>=C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=A0 =C2=
=A0 =C2=A0 =C2=A0 frame=3D0xfffffe0104239f40) at /usr/src/sys/kern/kern_for=
k.c:1102<br>#31 <signal handler called></div></div></div></div>
--000000000000a0a2b805e0e5c132--
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