From owner-freebsd-current@FreeBSD.ORG Fri Jul 16 18:11:51 2004 Return-Path: Delivered-To: freebsd-current@freebsd.org Received: from mx1.FreeBSD.org (mx1.freebsd.org [216.136.204.125]) by hub.freebsd.org (Postfix) with ESMTP id 6F66516A4CE for ; Fri, 16 Jul 2004 18:11:51 +0000 (GMT) Received: from sakura.ninth-nine.com (sakura.ninth-nine.com [219.127.74.120]) by mx1.FreeBSD.org (Postfix) with ESMTP id BEC4A43D1D for ; Fri, 16 Jul 2004 18:11:50 +0000 (GMT) (envelope-from nork@FreeBSD.org) Received: from pelsia.ninth-nine.com (pelsia.ninth-nine.com [219.127.74.123]) (authenticated bits=0) by sakura.ninth-nine.com (8.12.11/8.12.11/NinthNine) with ESMTP id i6GIBlIi095775 for ; Sat, 17 Jul 2004 03:11:47 +0900 (JST) (envelope-from nork@FreeBSD.org) Date: Sat, 17 Jul 2004 03:11:47 +0900 (JST) Message-Id: <200407161811.i6GIBlIi095775@sakura.ninth-nine.com> From: Norikatsu Shigemura To: current@FreeBSD.org In-Reply-To: <200407152330.i6FNU5NQ003006@sakura.ninth-nine.com> References: <200407152223.i6FMNRV2001315@sakura.ninth-nine.com> <200407152237.i6FMbmhG001671@sakura.ninth-nine.com> <200407152303.i6FN30OP002366@sakura.ninth-nine.com> <200407152330.i6FNU5NQ003006@sakura.ninth-nine.com> X-Mailer: Sylpheed version 0.9.12-gtk2-20040622 (GTK+ 2.4.4; i386-portbld-freebsd5.2) Mime-Version: 1.0 Content-Type: text/plain; charset=US-ASCII Content-Transfer-Encoding: 7bit X-Greylist: Sender succeded SMTP AUTH authentication, not delayed by milter-greylist-1.5.3 (sakura.ninth-nine.com [219.127.74.121]); Sat, 17 Jul 2004 03:11:47 +0900 (JST) Subject: panic at turnstile_wait (Re: panic at sched_add_internal) X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.1 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Fri, 16 Jul 2004 18:11:51 -0000 On Fri, 16 Jul 2004 08:30:05 +0900 (JST) Norikatsu Shigemura wrote: > > Oops, another panic has happend. > Now, I'm using old(?) current kernel:-(. Return match. > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - > [thread 100124] > Stopped at turnstile_wait+0x17a: movl %eax,0x10(%edx) > db> trace > turnstile_wait(c301e340,c0877f40,c36e4420,c0877f40,f9) at turnstile_wait+0x17a > _mtx_lock_sleep(c0877f40,0,c07bd610,f9,0) at _mtx_lock_sleep+0x125 > _mtx_lock_flags(c0877f40,0,c07bd610,f9,0) at _mtx_lock_flags+0x64 [...] > --> LIST_INSERT_HEAD(&ts->ts_free, td->td_turnstile, ts_hash); > MPASS(owner == ts->ts_owner); > } > td->td_turnstile = NULL; > [...] > - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - Same panic has happend at same place on new current (+1day). - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - [thread 100303] Stopped at turnstile_wait+0x17a: movl %eax,0x10(%edx) db> trace turnstile_wait(c2b94080,c07b7d20,c3b38160,c07b7d20,14b) at turnstile_wait+0x17a _mtx_lock_sleep(c07b7d20,0,c07130cd,14b,c4878840) at _mtx_lock_sleep+0x125 _mtx_lock_flags(c07b7d20,0,c07130cd,14b,1) at _mtx_lock_flags+0x64 cv_timedwait_sig(c07e8204,c07e81e0,2,3a6,10) at cv_timedwait_sig+0x2a4 poll(c4878840,e3e7ad14,c,c0735b13,3) at poll+0x45b syscall(814002f,2f,bfbf002f,8149000,2) at syscall+0x2a0 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (209, FreeBSD ELF32, poll), eip = 0x684c28af, esp = 0xbfbfeb1c, ebp = 0xbfbfeb38 --- db> p %edx 0 db> gdb db> Step to enter the remote GDB backend. db> n panic: blockable sleep lock (sleep mutex) process lock @ /usr/src/sys/i386/i386/trap.c:702 cpuid = 0; KDB: enter: panic [...] - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - $ gdb6 -k kernel.debug (kgdb) target remote :XXXXX Remote debugging using :XXXXX Ignoring packet error, continuing... warning: Invalid remote reply: kdb_enter (msg=???) at /usr/src/sys/kern/subr_kdb.c:228 228 } warning: Unable to find dynamic linker breakpoint function. GDB will be unable to debug shared library initializers and track explicitly loaded dynamic code. warning: shared library handler failed to enable breakpoint (kgdb) list *turnstile_wait+0x17a 0xc055b55a is in turnstile_wait (/usr/src/sys/kern/subr_turnstile.c:517). 512 TAILQ_INSERT_BEFORE(td1, td, td_lockq); 513 else 514 TAILQ_INSERT_TAIL(&ts->ts_blocked, td, td_lockq); 515 mtx_unlock_spin(&td_contested_lock); 516 MPASS(td->td_turnstile != NULL); 517 LIST_INSERT_HEAD(&ts->ts_free, td->td_turnstile, ts_hash); 518 MPASS(owner == ts->ts_owner); 519 } 520 td->td_turnstile = NULL; 521 mtx_unlock_spin(&tc->tc_lock); (kgdb) where #0 kdb_enter (msg=???) at /usr/src/sys/kern/subr_kdb.c:228 #1 0xc0536096 in panic (fmt=0xc0717d41 "blockable sleep lock (%s) %s @ %s:%d") at /usr/src/sys/kern/kern_shutdown.c:529 #2 0xc055c2fe in witness_checkorder (lock=0xc30313e4, flags=9, file=0xc07329c5 "/usr/src/sys/i386/i386/trap.c", line=702) at /usr/src/sys/kern/subr_witness.c:698 #3 0xc052c452 in _mtx_lock_flags (m=0xc30313e4, opts=0, file=0xc07329c5 "/usr/src/sys/i386/i386/trap.c", line=702) at /usr/src/sys/kern/kern_mutex.c:251 #4 0xc06ce51b in trap_pfault (frame=0xe3e7aab0, usermode=0, eva=16) at /usr/src/sys/i386/i386/trap.c:702 #5 0xc06ce23d in trap (frame= {tf_fs = -4194280, tf_es = 16, tf_ds = -1065615344, tf_edi = -1028046720, tf_esi = -997750720, tf_ebp = -471356656, tf_isp = -471356708, tf_ebx = 0, tf_edx = 0, tf_ecx = -997750720, tf_eax = -1028049024, tf_trapno = 12, tf_err = 2, tf_eip = -1068124838, tf_cs = 8, tf_eflags = 65794, tf_esp = -1065606464, tf_ss = 0}) at /usr/src/sys/i386/i386/trap.c:417 #6 0xc06badaa in calltrap () at /usr/src/sys/i386/i386/exception.s:140 #7 0xffc00018 in ?? () #8 0x00000010 in ?? () #9 0xc07c0010 in kseq_cpu () #10 0xc2b94080 in ?? () #11 0xc4878840 in ?? () #12 0xe3e7ab10 in ?? () #13 0xe3e7aadc in ?? () #14 0x00000000 in ?? () #15 0x00000000 in ?? () #16 0xc4878840 in ?? () #17 0xc2b93780 in ?? () #18 0x0000000c in ?? () #19 0x00000002 in ?? () #20 0xc055b55a in turnstile_wait (ts=0xc2b94080, lock=0xc07b7d20, owner=???) at /usr/src/sys/kern/subr_turnstile.c:517 #21 0xc052c815 in _mtx_lock_sleep (m=0xc07b7d20, opts=0, file=0xc07130cd "/usr/src/sys/kern/kern_condvar.c", line=331) at /usr/src/sys/kern/kern_mutex.c:542 #22 0xc052c484 in _mtx_lock_flags (m=0xc07b7d20, opts=0, file=0xc07130cd "/usr/src/sys/kern/kern_condvar.c", line=331) at /usr/src/sys/kern/kern_mutex.c:253 #23 0xc0510ed4 in cv_timedwait_sig (cvp=0xc07e8204, mp=0xc07e81e0, timo=???) at /usr/src/sys/kern/kern_condvar.c:331 #24 0xc055fc8b in poll (td=0xc4878840, uap=0xe3e7ad14) at /usr/src/sys/kern/sys_generic.c:937 #25 0xc06ced00 in syscall (frame= {tf_fs = 135528495, tf_es = 47, tf_ds = -1078001617, tf_edi = 135565312, tf_esi = 2, tf_ebp = -1077941448, tf_isp = -471356044, tf_ebx = 1748419708, tf_edx = 136998848, tf_ecx = 0, tf_eax = 209, tf_trapno = 22, tf_err = 2, tf_eip = 1749821615, tf_cs = 31, tf_eflags = 642, tf_esp = -1077941476, tf_ss = 47}) at /usr/src/sys/i386/i386/trap.c:1001 #26 0xc06badff in Xint0x80_syscall () at /usr/src/sys/i386/i386/exception.s:201 #27 0x0814002f in ?? () #28 0x0000002f in ?? () #29 0xbfbf002f in ?? () #30 0x08149000 in ?? () #31 0x00000002 in ?? () #32 0xbfbfeb38 in ?? () #33 0xe3e7ad74 in ?? () #34 0x6836c47c in ?? () #35 0x082a6fc0 in ?? () #36 0x00000000 in ?? () #37 0x000000d1 in ?? () #38 0x00000016 in ?? () #39 0x00000002 in ?? () #40 0x684c28af in ?? () #41 0x0000001f in ?? () #42 0x00000282 in ?? () #43 0xbfbfeb1c in ?? () #44 0x0000002f in ?? () #45 0x00000000 in ?? () #46 0x00000000 in ?? () #47 0x00000000 in ?? () #48 0x00000000 in ?? () #49 0x3838f000 in ?? () #50 0xc270dc60 in ?? () #51 0xc2b98e40 in ?? () #52 0xe3e7aa84 in ?? () #53 0xe3e7aa64 in ?? () #54 0xc4878840 in ?? () #55 0xc0549220 in sched_switch (td=0x6836c47c, newtd=0x8149000) at /usr/src/sys/kern/sched_ule.c:1171 Previous frame inner to this frame (corrupt stack?) (kgdb) - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - - -