From owner-freebsd-bugs@FreeBSD.ORG Tue Aug 29 18:30:18 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 F2C3D16A4DD for ; Tue, 29 Aug 2006 18:30:17 +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 EFE4943D5D for ; Tue, 29 Aug 2006 18:30:16 +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 k7TIUGRP095610 for ; Tue, 29 Aug 2006 18:30:16 GMT (envelope-from gnats@freefall.freebsd.org) Received: (from gnats@localhost) by freefall.freebsd.org (8.13.4/8.13.4/Submit) id k7TIUGOn095607; Tue, 29 Aug 2006 18:30:16 GMT (envelope-from gnats) Resent-Date: Tue, 29 Aug 2006 18:30:16 GMT Resent-Message-Id: <200608291830.k7TIUGOn095607@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, Eric van Gyzen Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 49D3A16A4ED for ; Tue, 29 Aug 2006 18:25:18 +0000 (UTC) (envelope-from vangyzen@vangyzen.net) Received: from smtp.vangyzen.net (static-70-96-250-22.br1.lkv.mn.frontiernet.net [70.96.250.22]) by mx1.FreeBSD.org (Postfix) with ESMTP id E318443D67 for ; Tue, 29 Aug 2006 18:25:14 +0000 (GMT) (envelope-from vangyzen@vangyzen.net) Received: by smtp.vangyzen.net (Postfix, from userid 1001) id E38B26D41E; Tue, 29 Aug 2006 13:25:13 -0500 (CDT) Message-Id: <20060829182513.E38B26D41E@smtp.vangyzen.net> Date: Tue, 29 Aug 2006 13:25:13 -0500 (CDT) From: Eric van Gyzen To: FreeBSD-gnats-submit@FreeBSD.org X-Send-Pr-Version: 3.113 Cc: Eric van Gyzen Subject: kern/102654: panic: sleeping thread X-BeenThere: freebsd-bugs@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list Reply-To: Eric van Gyzen List-Id: Bug reports List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 29 Aug 2006 18:30:18 -0000 >Number: 102654 >Category: kern >Synopsis: panic: sleeping thread >Confidential: no >Severity: serious >Priority: medium >Responsible: freebsd-bugs >State: open >Quarter: >Keywords: >Date-Required: >Class: sw-bug >Submitter-Id: current-users >Arrival-Date: Tue Aug 29 18:30:16 GMT 2006 >Closed-Date: >Last-Modified: >Originator: Eric van Gyzen >Release: FreeBSD 6.1-RELEASE-p1 i386 >Organization: >Environment: This kernel does NOT have lock debugging options such as WITNESS. >Description: Sleeping thread (tid 100242, pid 72378) owns a non-sleepable lock panic: sleeping thread (kgdb) info threads 115 Thread 100242 (PID=72378: pkg_info) 0xc0535347 in sched_switch ( td=0xc3989000, newtd=0xc21f9180, flags=1) at /freebsd/src/sys/kern/sched_4bsd.c:973 [snip] (kgdb) thread 115 [Switching to thread 115 (Thread 100242)]#0 0xc0535347 in sched_switch ( td=0xc3989000, newtd=0xc21f9180, flags=1) at /freebsd/src/sys/kern/sched_4bsd.c:973 973 cpu_switch(td, newtd); (kgdb) p *td $1 = {td_proc = 0xc3982830, td_ksegrp = 0xc38d5c60, td_plist = { tqe_next = 0x0, tqe_prev = 0xc3982840}, td_kglist = {tqe_next = 0x0, tqe_prev = 0xc38d5c6c}, td_slpq = {tqe_next = 0x0, tqe_prev = 0xc23dbda0}, td_lockq = {tqe_next = 0x0, tqe_prev = 0xcf930bb0}, td_runq = { tqe_next = 0x0, tqe_prev = 0x0}, td_selq = {tqh_first = 0x0, tqh_last = 0xc3989030}, td_sleepqueue = 0x0, td_turnstile = 0xc38ddcc0, td_umtxq = 0xc2505d00, td_tid = 100242, td_flags = 16777216, td_inhibitors = 2, td_pflags = 0, td_dupfd = 0, td_wchan = 0xc39812cc, td_wmesg = 0xc06b4787 "user map", td_lastcpu = 0 '\0', td_oncpu = 255 'ÿ', td_owepreempt = 0 '\0', td_locks = 1, td_blocked = 0x0, td_ithd = 0x0, td_lockname = 0x0, td_contested = {lh_first = 0xc21e7900}, td_sleeplocks = 0x0, td_intr_nesting_level = 0, td_pinned = 1, td_mailbox = 0x0, td_ucred = 0xc2d42200, td_standin = 0x0, td_upcall = 0x0, td_sticks = 1, td_uuticks = 0, td_usticks = 0, td_intrval = 0, td_oldsigmask = {__bits = {0, 0, 0, 0}}, td_sigmask = {__bits = {0, 0, 0, 0}}, td_siglist = {__bits = {0, 0, 0, 0}}, td_generation = 2, td_sigstk = {ss_sp = 0x0, ss_size = 0, ss_flags = 4}, td_kflags = 0, td_xsig = 0, td_profil_addr = 0, td_profil_ticks = 0, td_base_pri = 196 'Ä', td_priority = 196 'Ä', td_pcb = 0xcf87ed90, td_state = TDS_INHIBITED, td_retval = {673771520, 671577088}, td_slpcallout = {c_links = {sle = { sle_next = 0x0}, tqe = {tqe_next = 0x0, tqe_prev = 0xc724e568}}, c_time = -193029909, c_arg = 0xc3989000, c_func = 0xc054279c , c_mtx = 0x0, c_flags = 18}, td_frame = 0xcf87ed38, td_kstack_obj = 0xc321e6b4, td_kstack = 3481784320, td_kstack_pages = 2, td_altkstack_obj = 0x0, td_altkstack = 0, td_altkstack_pages = 0, td_critnest = 1, td_md = {md_spinlock_count = 1, md_saved_flags = 582}, td_sched = 0xc3989154} (kgdb) p *td->td_proc $2 = {p_list = {le_next = 0xc39c5624, le_prev = 0xc0705184}, p_ksegrps = { tqh_first = 0xc38d5c60, tqh_last = 0xc38d5c64}, p_threads = { tqh_first = 0xc3989000, tqh_last = 0xc3989008}, p_suspended = { tqh_first = 0x0, tqh_last = 0xc3982848}, p_ucred = 0xc2d42200, p_fd = 0xc3a30800, p_fdtol = 0x0, p_stats = 0xc37f7800, p_limit = 0xc39f4000, p_sigacts = 0xc25d4000, p_flag = 16384, p_sflag = 1, p_state = PRS_NORMAL, p_pid = 72378, p_hash = {le_next = 0x0, le_prev = 0xc21662e8}, p_pglist = {le_next = 0xc263ec48, le_prev = 0xc39c5674}, p_pptr = 0xc39c5624, p_sibling = {le_next = 0x0, le_prev = 0xc39c5688}, p_children = {lh_first = 0x0}, p_mtx = { mtx_object = {lo_class = 0xc06d8484, lo_name = 0xc06a64d2 "process lock", lo_type = 0xc06a64d2 "process lock", lo_flags = 4390912, lo_list = { tqe_next = 0x0, tqe_prev = 0x0}, lo_witness = 0x0}, mtx_lock = 4, mtx_recurse = 0}, p_oppid = 0, p_vmspace = 0xc3981258, p_swtime = 0, p_realtimer = {it_interval = {tv_sec = 0, tv_usec = 0}, it_value = { tv_sec = 0, tv_usec = 0}}, p_rux = {rux_runtime = {sec = 0, frac = 44322835734215130}, rux_uticks = 0, rux_sticks = 1, rux_iticks = 0, rux_uu = 0, rux_su = 0, rux_iu = 0}, p_crux = { rux_runtime = {sec = 0, frac = 0}, rux_uticks = 0, rux_sticks = 0, rux_iticks = 0, rux_uu = 0, rux_su = 0, rux_iu = 0}, p_profthreads = 0, p_maxthrwaits = 0, p_traceflag = 0, p_tracevp = 0x0, p_tracecred = 0x0, p_textvp = 0xc2dbecc0, p_siglist = {__bits = {0, 0, 0, 0}}, p_lock = 2 '\002', p_sigiolst = {slh_first = 0x0}, p_sigparent = 20, p_sig = 0, p_code = 0, p_stops = 0, p_stype = 0, p_step = 0 '\0', p_pfsflags = 0 '\0', p_nlminfo = 0x0, p_aioinfo = 0x0, p_singlethread = 0x0, p_suspcount = 0, p_xthread = 0x0, p_boundary_count = 0, p_procscopegrp = 0x0, p_magic = 3203398350, p_comm = "pkg_info", '\0' , p_pgrp = 0xc23ab780, p_sysent = 0xc06f3f60, p_args = 0xc2a46bc0, p_cpulimit = 9223372036854775807, p_nice = 0 '\0', p_xstat = 0, p_klist = { kl_list = {slh_first = 0x0}, kl_lock = 0xc0508678 , kl_unlock = 0xc05086ac , kl_locked = 0xc05086e8 , kl_lockarg = 0xc3982898}, p_numthreads = 1, p_numksegrps = 1, p_md = {md_ldt = 0x0}, p_itcallout = { c_links = {sle = {sle_next = 0x0}, tqe = {tqe_next = 0x0, tqe_prev = 0x0}}, c_time = 0, c_arg = 0x0, c_func = 0, c_mtx = 0x0, c_flags = 16}, p_acflag = 0, p_ru = 0x0, p_peers = 0x0, p_leader = 0xc3982830, p_emuldata = 0x0, p_label = 0x0, p_sched = 0xc3982a3c} >How-To-Repeat: I don't know. It happened during the nightly portaudit run. I have the kernel.debug, vmcore, and sources if you're interested. >Fix: I was hoping /you/ could help with that... >Release-Note: >Audit-Trail: >Unformatted: