From owner-freebsd-bugs@FreeBSD.ORG Fri Sep 1 15:40:30 2006 Return-Path: X-Original-To: freebsd-bugs@hub.freebsd.org Delivered-To: freebsd-bugs@hub.freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 4FDDC16A4DA for ; Fri, 1 Sep 2006 15:40:30 +0000 (UTC) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (freefall.freebsd.org [216.136.204.21]) by mx1.FreeBSD.org (Postfix) with ESMTP id ECBFE43D4C for ; Fri, 1 Sep 2006 15:40:20 +0000 (GMT) (envelope-from gnats@FreeBSD.org) Received: from freefall.freebsd.org (gnats@localhost [127.0.0.1]) by freefall.freebsd.org (8.13.4/8.13.4) with ESMTP id k81FeKt0026462 for ; Fri, 1 Sep 2006 15:40:20 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id k81FeKv7026458; Fri, 1 Sep 2006 15:40:20 GMT (envelope-from gnats) Resent-Date: Fri, 1 Sep 2006 15:40:20 GMT Resent-Message-Id: <200609011540.k81FeKv7026458@freefall.freebsd.org> Resent-From: FreeBSD-gnats-submit@FreeBSD.org (GNATS Filer) Resent-To: freebsd-bugs@FreeBSD.org Resent-Reply-To: FreeBSD-gnats-submit@FreeBSD.org, Václav Haisman Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id C1F2816A4DA for ; Fri, 1 Sep 2006 15:34:58 +0000 (UTC) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (www.freebsd.org [216.136.204.117]) by mx1.FreeBSD.org (Postfix) with ESMTP id 84BA243D45 for ; Fri, 1 Sep 2006 15:34:58 +0000 (GMT) (envelope-from nobody@FreeBSD.org) Received: from www.freebsd.org (localhost [127.0.0.1]) by www.freebsd.org (8.13.1/8.13.1) with ESMTP id k81FYvAv045215 for ; Fri, 1 Sep 2006 15:34:57 GMT (envelope-from nobody@www.freebsd.org) Received: (from nobody@localhost) by www.freebsd.org (8.13.1/8.13.1/Submit) id k81FYv5n045214; Fri, 1 Sep 2006 15:34:57 GMT (envelope-from nobody) Message-Id: <200609011534.k81FYv5n045214@www.freebsd.org> Date: Fri, 1 Sep 2006 15:34:57 GMT From: Václav Haisman To: freebsd-gnats-submit@FreeBSD.org X-Send-Pr-Version: www-2.3 Cc: Subject: kern/102752: malloc(M_WAITOK) of "g_bio", forcing M_NOWAIT with non-sleepable locks held X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 01 Sep 2006 15:40:30 -0000 >Number: 102752 >Category: kern >Synopsis: malloc(M_WAITOK) of "g_bio", forcing M_NOWAIT with non-sleepable locks held >Confidential: no >Severity: non-critical >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Fri Sep 01 15:40:20 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Václav Haisman >Release: 6.1 >Organization: SU SH >Environment: FreeBSD logout.sh.cvut.cz 6.1-STABLE FreeBSD 6.1-STABLE #0: Thu Aug 10 00:33:03 CEST 2006 root@logout.sh.cvut.cz:/usr/obj/usr/src/sys/LOGOUT i386 >Description: +malloc(M_WAITOK) of "g_bio", forcing M_NOWAIT with the following non-sleepable locks held: +exclusive sleep mutex inp (tcpinp) r = 0 (0xc50c5d38) locked @ /usr/src/sys/netinet/tcp_usrreq.c:1029 +KDB: stack backtrace: +kdb_backtrace(c08eef84,e78be89c,1,c45752c0,c1035380) at kdb_backtrace+0x2f +witness_warn(5,0,c0819ce0,c07fc905,c05eaca1) at witness_warn+0x1ac +uma_zalloc_arg(c1035380,0,102,e78be8e4,c07562a1) at uma_zalloc_arg+0x3d +g_alloc_bio(8,c0819777,c4575400,c45752c0,d367aac8) at g_alloc_bio+0x23 +swapgeom_strategy(d367aac8,c45752c0,c0819777,271) at swapgeom_strategy+0x3a +swp_pager_strategy(d367aac8,0,c0819777,437,c0760ee7) at swp_pager_strategy+0x88 +swap_pager_getpages(c728e948,e78be9ec,1,0,e78be9b0) at swap_pager_getpages+0x382 +vm_fault(c4f9b128,806b000,1,0,c4c0b300) at vm_fault+0xb13 +trap_pfault(e78beaa8,0,806b2c0,c08a9c60,806b2c0) at trap_pfault+0xf4 +trap(c0800008,28,c4c00028,e78beb28,806b2c0) at trap+0x33e +calltrap() at calltrap+0x5 +--- trap 0xc, eip = 0xc07b9b16, esp = 0xe78beae8, ebp = 0xe78beb08 --- +generic_copyin(e78bec84,e78beb28,4,4,c50c5ca8) at generic_copyin+0x32 +tcp_ctloutput(c4d1dc84,e78bec84,0,c589b400,e78bec68) at tcp_ctloutput+0x182 +sosetopt(c4d1dc84,e78bec84,e78bec80,c08eef80,c4bd15a0) at sosetopt+0x38 +kern_setsockopt(c4c0b300,7,6,1,806b2c0) at kern_setsockopt+0xd6 +setsockopt(c4c0b300,e78bed04,14,28279000,5) at setsockopt+0x3e +syscall(3b,2808003b,bfbf003b,1,806b2c0) at syscall+0x295 +Xint0x80_syscall() at Xint0x80_syscall+0x1f +--- syscall (105, FreeBSD ELF32, setsockopt), eip = 0x2827959b, esp = 0xbf9fea3c, ebp = 0xbf9fea68 --- +Sleeping on "swread" with the following non-sleepable locks held: +exclusive sleep mutex inp (tcpinp) r = 0 (0xc50c5d38) locked @ /usr/src/sys/netinet/tcp_usrreq.c:1029 +KDB: stack backtrace: +kdb_backtrace(c08eef84,e78be8e0,1,1,0) at kdb_backtrace+0x2f +witness_warn(5,c08fe2a0,c0802eb1,c0819833,c08fe2a0) at witness_warn+0x1ac +msleep(c1bb6fe8,c08fe2a0,40,c0819833,4e20) at msleep+0x58 +swap_pager_getpages(c728e948,e78be9ec,1,0,e78be9b0) at swap_pager_getpages+0x400 +vm_fault(c4f9b128,806b000,1,0,c4c0b300) at vm_fault+0xb13 +trap_pfault(e78beaa8,0,806b2c0,c08a9c60,806b2c0) at trap_pfault+0xf4 +trap(c0800008,28,c4c00028,e78beb28,806b2c0) at trap+0x33e +calltrap() at calltrap+0x5 +--- trap 0xc, eip = 0xc07b9b16, esp = 0xe78beae8, ebp = 0xe78beb08 --- +generic_copyin(e78bec84,e78beb28,4,4,c50c5ca8) at generic_copyin+0x32 +tcp_ctloutput(c4d1dc84,e78bec84,0,c589b400,e78bec68) at tcp_ctloutput+0x182 +sosetopt(c4d1dc84,e78bec84,e78bec80,c08eef80,c4bd15a0) at sosetopt+0x38 +kern_setsockopt(c4c0b300,7,6,1,806b2c0) at kern_setsockopt+0xd6 +setsockopt(c4c0b300,e78bed04,14,28279000,5) at setsockopt+0x3e +syscall(3b,2808003b,bfbf003b,1,806b2c0) at syscall+0x295 +Xint0x80_syscall() at Xint0x80_syscall+0x1f +--- syscall (105, FreeBSD ELF32, setsockopt), eip = 0x2827959b, esp = 0xbf9fea3c, ebp = 0xbf9fea68 --- >How-To-Repeat: >Fix: >Release-Note: >Audit-Trail: >Unformatted: