This is from the RPC re-work. I had thought that this was fixed. You shouldn't see this on the latest -CURRENT, but Doug will have more details. Cheers, Kip On Mon, Jun 15, 2009 at 2:02 PM, Kris Kennaway<kris_at_freebsd.org> wrote: > Pav Lucistnik wrote: >> >> panic: mtx_lock() of destroyed mutex _at_ /usr/src/sys/rpc/clnt_vc.c:953 >> cpuid = 2 >> KDB: enter: panic >> [thread pid 0 tid 100029 ] >> Stopped at kdb_enter+0x3d: movq $0,0x3f5fb8(%rip) >> db> bt >> Tracing pid 0 tid 100029 td 0xffffff00018e1000 >> kdb_enter() at kdb_enter+0x3d >> panic() at panic+0x17b >> _mtx_lock_flags() at _mtx_lock_flags+0xc5 >> clnt_vc_soupcall() at clnt_vc_soupcall+0x273 >> sowakeup() at sowakeup+0xf8 >> tcp_do_segment() at tcp_do_segment+0x23c9 >> tcp_input() at tcp_input+0x9ec >> ip_input() at ip_input+0xbc >> ether_demux() at ether_demux+0x1ed >> ether_input() at ether_input+0x171 >> em_rxeof() at em_rxeof+0x201 >> em_handle_rxtx() at em_handle_rxtx+0x4b >> taskqueue_run() at taskqueue_run+0x96 >> taskqueue_thread_loop() at taskqueue_thread_loop+0x3f >> fork_exit() at fork_exit+0x12a >> fork_trampoline() at fork_trampoline+0xe >> --- trap 0, rip = 0, rsp = 0xffffffff240a6d40, rbp = 0 --- >> >> The box is in kdb on serial console for now. May 9 -CURRENT, I think. >> > > This happened again. The trigger was this (^C of a find on a busy netapp > volume with a lot of other concurrent nfs traffic to the same mountpoint): > > pointyhat# find . -name \*.bz2 -mmin -10 > ^Cnfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > nfs server dumpster:/vol/vol4/pointyhat: not responding > load: 4.54 cmd: find 93357 [rpccon] 11.19u 111.62s 0% 4848k > > About 5-10 minutes later the machine panicked. I'll try updating to a newer > -CURRENT. > > Kris > -- When bad men combine, the good must associate; else they will fall one by one, an unpitied sacrifice in a contemptible struggle. Edmund BurkeReceived on Mon Jun 15 2009 - 19:08:25 UTC
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