Date: Wed, 25 Jan 2012 20:30:22 +0400 From: Yuri Pankov <yuri.pankov@gmail.com> To: freebsd-current@freebsd.org Subject: LOR so_snd_sx @ uipc_sockbuf.c and filedesc structure @ uipc_usrreq.c Message-ID: <20120125163022.GA1070@sirius.xvoid.org>
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Hi, Getting this LOR every time I login via ssh after reboot, and it doesn't seem to be reported previously. Running 10.0-CURRENT r230537. lock order reversal: 1st 0xfffffe0160615490 so_snd_sx (so_snd_sx) @ /usr/src/sys/kern/uipc_sockbuf.c:148 2nd 0xfffffe0029ef1048 filedesc structure (filedesc structure) @ /usr/src/sys/kern/uipc_usrreq.c:1872 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b kdb_backtrace() at kdb_backtrace+0x39 witness_checkorder() at witness_checkorder+0x715 _sx_slock() at _sx_slock+0x57 uipc_send() at uipc_send+0x1fe sosend_generic() at sosend_generic+0x31a kern_sendit() at kern_sendit+0x1bb sendit() at sendit+0xf0 sys_sendmsg() at sys_sendmsg+0x61 amd64_syscall() at amd64_syscall+0x221 Xfast_syscall() at Xfast_syscall+0xfb --- syscall (28, FreeBSD ELF64, sys_sendmsg), rip = 0x8024dabfc, rsp = 0x7fffffffcb08, rbp = 0x7fffffffcbb0 --- Yuri
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