Date: Sat, 24 Jan 2015 12:46:33 +0300 From: Chagin Dmitry <dchagin@freebsd.org> To: freebsd-current@freebsd.org Subject: dblfault panic r277611 Message-ID: <20150124094633.GA1804@dchagin.static.corbina.net>
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Hi,
dchagin.static.corbina.net dumped core - see /var/crash/vmcore.7
Sat Jan 24 01:02:20 MSK 2015
FreeBSD dchagin.static.corbina.net 11.0-CURRENT FreeBSD 11.0-CURRENT #2 r27=
7611+c41ef74(lemul): Sat Jan 24 00:53:45 MSK 2015 root@dchagin.static.c=
orbina.net:/home/rootobj/home/git/head/sys/YOY amd64
panic: double fault
GNU gdb 6.1.1 [FreeBSD]
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This GDB was configured as "amd64-marcel-freebsd"...
Unread portion of the kernel message buffer:
ffs_syncvnode+0x3b0/frame 0xfffffe033c22bd50
ffs_truncate() at ffs_truncate+0xc6a/frame 0xfffffe033c22c150
ufs_direnter() at ufs_direnter+0xde5/frame 0xfffffe033c22c280
ufs_mkdir() at ufs_mkdir+0xb07/frame 0xfffffe033c22c4a0
Fatal double fault
rip =3D 0xffffffff807a8d03
rsp =3D 0xfffffe033c228e60
rbp =3D 0xfffffe033c229000
cpuid =3D 5; apic id =3D 05
panic: double fault
cpuid =3D 5
KDB: enter: panic
Reading symbols from /boot/kernel/if_tap.ko.symbols...done.
Loaded symbols for /boot/kernel/if_tap.ko.symbols
Reading symbols from /boot/kernel/if_bridge.ko.symbols...done.
Loaded symbols for /boot/kernel/if_bridge.ko.symbols
Reading symbols from /boot/kernel/bridgestp.ko.symbols...done.
Loaded symbols for /boot/kernel/bridgestp.ko.symbols
Reading symbols from /boot/kernel/usb.ko.symbols...done.
Loaded symbols for /boot/kernel/usb.ko.symbols
Reading symbols from /boot/kernel/xhci.ko.symbols...done.
Loaded symbols for /boot/kernel/xhci.ko.symbols
Reading symbols from /boot/kernel/vmm.ko.symbols...done.
Loaded symbols for /boot/kernel/vmm.ko.symbols
Reading symbols from /boot/kernel/nmdm.ko.symbols...done.
Loaded symbols for /boot/kernel/nmdm.ko.symbols
Reading symbols from /boot/kernel/linprocfs.ko.symbols...done.
Loaded symbols for /boot/kernel/linprocfs.ko.symbols
Reading symbols from /boot/kernel/pseudofs.ko.symbols...done.
Loaded symbols for /boot/kernel/pseudofs.ko.symbols
Reading symbols from /boot/kernel/linux_common.ko.symbols...done.
Loaded symbols for /boot/kernel/linux_common.ko.symbols
Reading symbols from /boot/kernel/procfs.ko.symbols...done.
Loaded symbols for /boot/kernel/procfs.ko.symbols
Reading symbols from /boot/kernel/ukbd.ko.symbols...done.
Loaded symbols for /boot/kernel/ukbd.ko.symbols
Reading symbols from /boot/kernel/ums.ko.symbols...done.
Loaded symbols for /boot/kernel/ums.ko.symbols
#0 doadump (textdump=3D771179792)
at /home/git/head/sys/kern/kern_shutdown.c:262
262 dumptid =3D curthread->td_tid;
(kgdb) #0 doadump (textdump=3D771179792)
at /home/git/head/sys/kern/kern_shutdown.c:262
#1 0xffffffff803c1b08 in db_fncall_generic (addr=3D-2139713712,=20
rv=3D0xfffffe032df744a0, nargs=3D0, args=3D0xfffffe032df744b0)
at /home/git/head/sys/ddb/db_command.c:568
#2 0xffffffff803c17d3 in db_fncall (dummy1=3D-2185367173664, dummy2=3D0,=
=20
dummy3=3D0, dummy4=3D0xfffffe032df745e0 "\n")
at /home/git/head/sys/ddb/db_command.c:616
#3 0xffffffff803c142b in db_command (last_cmdp=3D0xffffffff810fd6a8,=20
cmd_table=3D0x0, dopager=3D1) at /home/git/head/sys/ddb/db_command.c:440
#4 0xffffffff803c0f9d in db_command_loop ()
at /home/git/head/sys/ddb/db_command.c:493
#5 0xffffffff803c58d9 in db_trap (type=3D3, code=3D0)
at /home/git/head/sys/ddb/db_main.c:251
#6 0xffffffff807cc704 in kdb_trap (type=3D3, code=3D0, tf=3D0xfffffe032df7=
4cc0)
at /home/git/head/sys/kern/subr_kdb.c:654
#7 0xffffffff80c94e1d in trap (frame=3D0xfffffe032df74cc0)
at /home/git/head/sys/amd64/amd64/trap.c:546
#8 0xffffffff80c9655f in trap_check (frame=3D0xfffffe032df74cc0)
at /home/git/head/sys/amd64/amd64/trap.c:645
#9 0xffffffff80c691a2 in calltrap ()
at /home/git/head/sys/amd64/amd64/exception.S:235
#10 0xffffffff807cbf15 in breakpoint () at cpufunc.h:63
#11 0xffffffff807cbaff in kdb_enter (why=3D0xffffffff80dcd635 "panic",=20
msg=3D0xffffffff80dcd635 "panic") at /home/git/head/sys/kern/subr_kdb.c=
:443
#12 0xffffffff80769768 in vpanic (fmt=3D0xffffffff80e24597 "double fault",=
=20
ap=3D0xfffffe032df74ec0) at /home/git/head/sys/kern/kern_shutdown.c:740
#13 0xffffffff80769820 in panic (fmt=3D0xffffffff80e24597 "double fault")
at /home/git/head/sys/kern/kern_shutdown.c:676
#14 0xffffffff80c9667d in dblfault_handler (frame=3D0xfffffe032df74f40)
at /home/git/head/sys/amd64/amd64/trap.c:912
#15 0xffffffff80c6929c in Xdblfault ()
at /home/git/head/sys/amd64/amd64/exception.S:291
#16 0xffffffff807a8d03 in cpu_search_lowest (cg=3DCannot access memory at a=
ddress 0xfffffe033c228ec8
)
at /home/git/head/sys/kern/sched_ule.c:764
#17 0xffffffff807a9094 in cpu_search_lowest (cg=3D0xffffffff8128a6e8,=20
low=3D0xfffffe033c2292f8) at /home/git/head/sys/kern/sched_ule.c:690
#18 0xffffffff807a9094 in cpu_search_lowest (cg=3D0xffffffff8128a6b0,=20
low=3D0xfffffe033c229380) at /home/git/head/sys/kern/sched_ule.c:690
#19 0xffffffff807b0f56 in sched_lowest (cg=3D0xffffffff8128a6b0, mask=3D
{__bits =3D {255, 0, 0, 0}}, pri=3D121, maxload=3D2147483647, prefe=
r=3D5)
at /home/git/head/sys/kern/sched_ule.c:796
#20 0xffffffff807abcdb in sched_pickcpu (td=3D0xfffff80009e5a9a0, flags=3D0)
at /home/git/head/sys/kern/sched_ule.c:1276
#21 0xffffffff807ace35 in sched_add (td=3D0xfffff80009e5a9a0, flags=3D0)
at /home/git/head/sys/kern/sched_ule.c:2395
#22 0xffffffff807acac9 in sched_wakeup (td=3D0xfffff80009e5a9a0)
at /home/git/head/sys/kern/sched_ule.c:2029
#23 0xffffffff8077d6a8 in setrunnable (td=3D0xfffff80009e5a9a0)
at /home/git/head/sys/kern/kern_synch.c:544
#24 0xffffffff807e4e98 in sleepq_resume_thread (sq=3D0xfffff80009e55d80,=20
td=3D0xfffff80009e5a9a0, pri=3D0)
at /home/git/head/sys/kern/subr_sleepqueue.c:776
#25 0xffffffff807e306a in sleepq_timeout (arg=3D0xfffff80009e5a9a0)
at /home/git/head/sys/kern/subr_sleepqueue.c:915
#26 0xffffffff80791b40 in softclock_call_cc (c=3D0xfffff80009e5ad38,=20
cc=3D0xffffffff813a4200, direct=3D1)
at /home/git/head/sys/kern/kern_timeout.c:724
#27 0xffffffff807913bd in callout_process (now=3D740683739317)
at /home/git/head/sys/kern/kern_timeout.c:499
#28 0xffffffff80ce346a in handleevents (now=3D740683739317, fake=3D0)
at /home/git/head/sys/kern/kern_clocksource.c:212
#29 0xffffffff80ce3fd6 in timercb (et=3D0xffffffff8137df68, arg=3D0x0)
at /home/git/head/sys/kern/kern_clocksource.c:345
#30 0xffffffff80d376e3 in lapic_handle_timer (frame=3D0xfffffe033c229c50)
at /home/git/head/sys/x86/x86/local_apic.c:883
#31 0xffffffff80c69cfc in Xtimerint () at apic_vector.S:109
#32 0xffffffff80c745ef in write_rflags (rf=3D642) at cpufunc.h:382
#33 0xffffffff80c6f225 in intr_restore (rflags=3D642) at cpufunc.h:775
#34 0xffffffff80c71ce8 in spinlock_exit ()
at /home/git/head/sys/amd64/amd64/machdep.c:2177
#35 0xffffffff8074335c in __mtx_unlock_spin_flags (c=3D0xffffffff8119ec80,=
=20
opts=3D0, file=3D0xffffffff80dc3d2b "/home/git/head/sys/kern/kern_cons.=
c",=20
line=3D530) at /home/git/head/sys/kern/kern_mutex.c:305
#36 0xffffffff806df9fc in cnputs (p=3D0xfffffe033c22a402 "\"<\003=D0=A7=D0=
=AA=D0=AA")
at /home/git/head/sys/kern/kern_cons.c:530
#37 0xffffffff807d76ae in putbuf (c=3D10, ap=3D0xfffffe033c22a3b8)
at /home/git/head/sys/kern/subr_prf.c:427
#38 0xffffffff807d60d6 in putchar (c=3D10, arg=3D0xfffffe033c22a3b8)
at /home/git/head/sys/kern/subr_prf.c:471
#39 0xffffffff807d43e3 in kvprintf (fmt=3D0xffffffff80d77b33 "",=20
func=3D0xffffffff807d6010 <putchar>, arg=3D0xfffffe033c22a3b8, radix=3D=
10,=20
ap=3D0xfffffe033c22a510) at /home/git/head/sys/kern/subr_prf.c:720
#40 0xffffffff807d6569 in _vprintf (level=3D-1, flags=3D5,=20
fmt=3D0xffffffff80d77b31 "%c", ap=3D0xfffffe033c22a510)
at /home/git/head/sys/kern/subr_prf.c:271
#41 0xffffffff807d68dd in vprintf (fmt=3D0xffffffff80d77b31 "%c",=20
ap=3D0xfffffe033c22a510) at /home/git/head/sys/kern/subr_prf.c:388
#42 0xffffffff807d689b in printf (fmt=3D0xffffffff80d77b31 "%c")
at /home/git/head/sys/kern/subr_prf.c:377
#43 0xffffffff803c5d55 in db_putc (c=3D10)
at /home/git/head/sys/ddb/db_output.c:156
#44 0xffffffff803c5b21 in db_putchar (c=3D10, arg=3D0xfffffe033c22aad8)
at /home/git/head/sys/ddb/db_output.c:128
#45 0xffffffff807d3b65 in kvprintf (fmt=3D0xffffffff80d8090f "",=20
func=3D0xffffffff803c5af0 <db_putchar>, arg=3D0xfffffe033c22aad8, radix=
=3D16,=20
ap=3D0xfffffe033c22aac0) at /home/git/head/sys/kern/subr_prf.c:645
#46 0xffffffff803c5ad8 in db_printf (fmt=3D0xffffffff80d8090e "\n")
at /home/git/head/sys/ddb/db_output.c:340
#47 0xffffffff80c67f73 in db_print_stack_entry (
name=3D0xffffffff815c8262 "ufs_mkdir", narg=3D0, argnp=3D0x0,=20
argp=3D0xfffffe033c22c4b0, callpc=3D18446744071574694567,=20
frame=3D0xfffffe033c22c4a0) at /home/git/head/sys/amd64/amd64/db_trace.=
c:260
#48 0xffffffff80c66f3b in db_backtrace (td=3D0xfffff801ad926000, tf=3D0x0,=
=20
frame=3D0xfffffe033c22c4a0, pc=3D18446744071574694567, count=3D1005)
at /home/git/head/sys/amd64/amd64/db_trace.c:462
#49 0xffffffff80c66bdf in db_trace_self ()
at /home/git/head/sys/amd64/amd64/db_trace.c:498
#50 0xffffffff803c568e in db_trace_self_wrapper ()
at /home/git/head/sys/ddb/db_main.c:268
#51 0xffffffff807cbcd8 in kdb_backtrace ()
at /home/git/head/sys/kern/subr_kdb.c:370
#52 0xffffffff807fe924 in _witness_debugger (cond=3D1,=20
msg=3D0xffffffff80dd6e29 "witness_checkorder")
at /home/git/head/sys/kern/subr_witness.c:2904
#53 0xffffffff807fe2de in witness_checkorder (lock=3D0xfffff80193effd50,=20
flags=3D9, file=3D0xffffffff80ddfb99 "/home/git/head/sys/kern/vfs_subr.=
c",=20
line=3D2164, interlock=3D0xfffff80193effd80)
at /home/git/head/sys/kern/subr_witness.c:1365
#54 0xffffffff80730d65 in __lockmgr_args (lk=3D0xfffff80193effd50,=20
flags=3D524544, ilk=3D0xfffff80193effd80, wmesg=3D0x0, pri=3D0, timo=3D=
0,=20
file=3D0xffffffff80ddfb99 "/home/git/head/sys/kern/vfs_subr.c", line=3D=
2164)
at /home/git/head/sys/kern/kern_lock.c:756
#55 0xffffffff80bf1438 in _lockmgr_args (lk=3D0xfffff80193effd50, flags=3D5=
24544,=20
ilk=3D0xfffff80193effd80, wmesg=3D0x0, prio=3D0, timo=3D0,=20
file=3D0xffffffff80ddfb99 "/home/git/head/sys/kern/vfs_subr.c", line=3D=
2164)
at lockmgr.h:98
#56 0xffffffff80bef677 in ffs_lock (ap=3D0xfffffe033c22b7c8)
at /home/git/head/sys/ufs/ffs/ffs_vnops.c:385
#57 0xffffffff80d47cd4 in VOP_LOCK1_APV (vop=3D0xffffffff810cd328,=20
a=3D0xfffffe033c22b7c8) at vnode_if.c:2082
#58 0xffffffff808ac2f3 in VOP_LOCK1 (vp=3D0xfffff80193effce8, flags=3D52454=
4,=20
file=3D0xffffffff80ddfb99 "/home/git/head/sys/kern/vfs_subr.c", line=3D=
2164)
at vnode_if.h:859
#59 0xffffffff808aa122 in _vn_lock (vp=3D0xfffff80193effce8, flags=3D524544=
,=20
file=3D0xffffffff80ddfb99 "/home/git/head/sys/kern/vfs_subr.c", line=3D=
2164)
at /home/git/head/sys/kern/vfs_vnops.c:1531
#60 0xffffffff8088d636 in vget (vp=3D0xfffff80193effce8, flags=3D524544,=20
td=3D0xfffff801ad926000) at /home/git/head/sys/kern/vfs_subr.c:2164
#61 0xffffffff8087884f in vfs_hash_get (mp=3D0xfffff80009db2000, hash=3D712=
69052,=20
flags=3D524288, td=3D0xfffff801ad926000, vpp=3D0xfffffe033c22bb40, fn=
=3D0,=20
arg=3D0x0) at /home/git/head/sys/kern/vfs_hash.c:89
#62 0xffffffff80be7969 in ffs_vgetf (mp=3D0xfffff80009db2000, ino=3D7126905=
2,=20
flags=3D524288, vpp=3D0xfffffe033c22bb40, ffs_flags=3D1)
at /home/git/head/sys/ufs/ffs/ffs_vfsops.c:1636
#63 0xffffffff80bd1d02 in flush_pagedep_deps (pvp=3D0xfffff80193c8d588,=20
mp=3D0xfffff80009db2000, diraddhdp=3D0xfffff80193769b58)
at /home/git/head/sys/ufs/ffs/ffs_softdep.c:12929
#64 0xffffffff80bd182c in softdep_sync_buf (vp=3D0xfffff80193c8d588,=20
bp=3D0xfffffe02d6a8d6d0, waitfor=3D1)
at /home/git/head/sys/ufs/ffs/ffs_softdep.c:12621
#65 0xffffffff80bf0d40 in ffs_syncvnode (vp=3D0xfffff80193c8d588, waitfor=
=3D1,=20
flags=3D0) at /home/git/head/sys/ufs/ffs/ffs_vnops.c:280
#66 0xffffffff80babd9a in ffs_truncate (vp=3D0xfffff80193c8d588, length=3D5=
12,=20
flags=3D2176, cred=3D0xfffff80009c52b00)
at /home/git/head/sys/ufs/ffs/ffs_inode.c:339
#67 0xffffffff80bfd315 in ufs_direnter (dvp=3D0xfffff80193c8d588,=20
tvp=3D0xfffff80193effce8, dirp=3D0xfffffe033c22c390, cnp=3D0xfffffe033c=
22c720,=20
newdirbp=3D0xfffffe02d66d7db0, isrename=3D0)
at /home/git/head/sys/ufs/ufs/ufs_lookup.c:1133
#68 0xffffffff80c0aaa7 in ufs_mkdir (ap=3D0xfffffe033c22c558)
at /home/git/head/sys/ufs/ufs/ufs_vnops.c:1963
#69 0xffffffff80d460fd in VOP_MKDIR_APV (vop=3D0xffffffff810cddd8,=20
a=3D0xfffffe033c22c558) at vnode_if.c:1607
#70 0xffffffff808a5979 in VOP_MKDIR (dvp=3D0xfffff80193c8d588,=20
vpp=3D0xfffffe033c22c6f8, cnp=3D0xfffffe033c22c720, vap=3D0xfffffe033c2=
2c768)
at vnode_if.h:665
#71 0xffffffff808a585c in kern_mkdirat (td=3D0xfffff801ad926000, fd=3D-100,=
=20
path=3D0x7fffffffe949 <Address 0x7fffffffe949 out of bounds>,=20
segflg=3DUIO_USERSPACE, mode=3D511)
at /home/git/head/sys/kern/vfs_syscalls.c:3747
#72 0xffffffff808a54c3 in sys_mkdir (td=3D0xfffff801ad926000,=20
uap=3D0xfffffe033c22ca58) at /home/git/head/sys/kern/vfs_syscalls.c:3678
#73 0xffffffff80c97044 in syscallenter (td=3D0xfffff801ad926000,=20
sa=3D0xfffffe033c22ca48) at subr_syscall.c:133
#74 0xffffffff80c9694a in amd64_syscall (td=3D0xfffff801ad926000, traced=3D=
0)
at /home/git/head/sys/amd64/amd64/trap.c:986
#75 0xffffffff80c6948b in Xfast_syscall ()
at /home/git/head/sys/amd64/amd64/exception.S:395
#76 0x0000000800946eca in ?? ()
Previous frame inner to this frame (corrupt stack?)
Current language: auto; currently minimal
(kgdb)=20
--=20
Have fun!
chd
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