acquiring duplicate lock of same type: "ftlk"

pluknet pluknet at gmail.com
Thu Aug 27 08:58:43 UTC 2009


Hi.

Got it on FreeBSD 9.0-CURRENT while been running in Xorg, don't know
where exactly.

Acquiring duplicate lock of same type: "ftlk"
 1st ftlk @ /usr/src/sys/modules/linux/../../compat/linux/linux_futex.c:177
 2nd ftlk @ /usr/src/sys/modules/linux/../../compat/linux/linux_futex.c:203
KDB: stack backtrace:
db_trace_self_wrapper(c07fd8ea,ea393b58,c060a145,c05fac1b,c08007b2,...)
at db_trace_self_wrapper+0x26
kdb_backtrace(c05fac1b,c08007b2,c0b49757,c58ead20,ea393bb4,...) at
kdb_backtrace+0x29
_witness_debugger(c08007b2,c0b49793,c0b49757,cb,0,...) at _witness_debugger+0x25
witness_checkorder(c9bba780,9,c0b49757,cb,0,...) at witness_checkorder+0x469
_sx_xlock(c9bba780,0,c0b49757,cb,0,...) at _sx_xlock+0x85
futex_get0(c0609f8c,c09cc7a8,c9ac7764,c09cc7a8,c084df3c,...) at futex_get0+0x116
linux_sys_futex(c9ac76c0,ea393cf8,ea393d18,ea393d1c,c0b4cf40,...) at
linux_sys_futex+0x6f
syscall(ea393d38) at syscall+0x2b4
Xint0x80_syscall() at Xint0x80_syscall+0x20
--- syscall (240, Linux ELF, linux_sys_futex), eip = 0x28799533, esp =
0xbfbfc0cc, ebp = 0x4000001 ---


-- 
wbr,
pluknet


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