[issue1661] panic on password entry mount smb filesystem

Venkatesh Srinivas (via DragonFly issue tracker) sinknull at leaf.dragonflybsd.org
Sun Jan 24 16:22:42 PST 2010

Venkatesh Srinivas <me at acm.jhu.edu> added the comment:

(kgdb) bt

#0  _get_mycpu (di=0xc069af40) at ./machine/thread.h:83

#1  md_dumpsys (di=0xc069af40)

    at /usr/src/sys/platform/pc32/i386/dump_machdep.c:264

#2  0xc031db66 in dumpsys () at /usr/src/sys/kern/kern_shutdown.c:838

#3  0xc031e0e1 in boot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:387

#4  0xc031e202 in panic (fmt=0xc058779e "from debugger")

    at /usr/src/sys/kern/kern_shutdown.c:744

#5  0xc0172685 in db_panic (addr=-1070527193, have_addr=0, count=-1, 

    modif=0xca29abb0 "") at /usr/src/sys/ddb/db_command.c:448

#6  0xc0172cfa in db_command () at /usr/src/sys/ddb/db_command.c:344

#7  db_command_loop () at /usr/src/sys/ddb/db_command.c:470

#8  0xc01752c8 in db_trap (type=12, code=0) at /usr/src/sys/ddb/db_trap. c:71

#9  0xc0524da8 in kdb_trap (type=12, code=0, regs=0xca29accc)

    at /usr/src/sys/platform/pc32/i386/db_interface.c:152

#10 0xc0536790 in trap_fatal (frame=0xca29accc, eva=<value optimized out>)

    at /usr/src/sys/platform/pc32/i386/trap.c:1129

#11 0xc0536ab7 in trap (frame=0xca29accc)

    at /usr/src/sys/platform/pc32/i386/trap.c:413

#12 0xc0526187 in calltrap ()

    at /usr/src/sys/platform/pc32/i386/exception.s:785

#13 0xc0310d27 in prison_remote_ip (td=0x0, ip=0xcc753cd0)

    at /usr/src/sys/kern/kern_jail.c:404

#14 0xc03cd4a2 in tcp_usr_connect (so=0xc16b5f00, nam=0xcc753cd0, 

    td=0xc17131d0) at /usr/src/sys/netinet/tcp_usrreq.c:474

#15 0xc0351f04 in netmsg_pru_connect (msg=0xcc753c28)

    at /usr/src/sys/kern/uipc_msg.c:486

#16 0xc0395fe8 in netmsg_service (msg=0xcc753c28, mpsafe_mode=1, mplocked=0)

    at /usr/src/sys/net/netisr.c:310

#17 0xc03c7e5f in tcpmsg_service_loop (dummy=0x0)

    at /usr/src/sys/netinet/tcp_subr.c:410

#18 0xc0326251 in lwkt_deschedule_self (td=Cannot access memory at address 0x8


    at /usr/src/sys/kern/lwkt_thread.c:243

Backtrace stopped: previous frame inner to this frame (corrupt stack?)


status: unread -> chatting

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