Date: Fri, 30 Jul 2004 01:39:18 +0900 (JST) From: Norikatsu Shigemura <nork@FreeBSD.org> To: rwatson@FreeBSD.org Cc: freebsd-current@FreeBSD.org Subject: rip6_output WITNESS warning Message-ID: <200407291639.i6TGdIP5037477@sakura.ninth-nine.com>
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Hi rwatson. I contacted WITNESS warning on boot(newest current) in my SMP machine(PentiumIII x2). Mounting root from ufs:/dev/ad0s1a Sleeping in "rip6_output" with the following non-sleepable locks held: exclusive sleep mutex inp (raw6inp) r = 0 (0xc3181090) locked @ /devel/src/sys/netinet6/raw_ip6.c:346 exclusive sleep mutex rip r = 0 (0xc08183cc) locked @ /devel/src/sys/netinet6/raw_ip6.c:744 KDB: stack backtrace: kdb_backtrace(c0814d74,e3d42aa8,1,1,2) at kdb_backtrace+0x2e witness_warn(5,0,c0743b3f,c071c348,0) at witness_warn+0x1d3 rip6_output(c312d800,c307e8a4,e3d42b84,c312d900,1c1c) at rip6_output+0x19b rip6_send(c307e8a4,0,c312d800,c317fc00,c312d900) at rip6_send+0x146 sosend(c307e8a4,c317fc00,e3d42c44,c312d800,c312d900) at sosend+0x87d kern_sendit(c30159a0,3,e3d42cbc,0,c312d900) at kern_sendit+0x13c sendit(c30159a0,3,e3d42cbc,0,c2e00d40) at sendit+0x19b sendmsg(c30159a0,e3d42d14,c,431,3) at sendmsg+0x82 syscall(2f,2f,2f,4,1) at syscall+0x2a0 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (28, FreeBSD ELF32, sendmsg), eip = 0x680d63ef, esp = 0xbfbfed9c, ebp = 0xbfbfede8 --- sym0:0:control msgout: 80 20 17 d. FreeBSD/i386 (nadesico.ninth-nine.com) (dcons)
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