Date: Thu, 27 Aug 2009 12:58:42 +0400 From: pluknet <pluknet@gmail.com> To: FreeBSD Current <freebsd-current@freebsd.org>, dchagin@freebsd.org, freebsd-emulation@freebsd.org Subject: acquiring duplicate lock of same type: "ftlk" Message-ID: <a31046fc0908270158l63b103a7v6c9fd1b7be54d3ed@mail.gmail.com>
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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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