Date: Tue, 15 Jul 2003 23:40:15 -0700 (PDT) From: Joe Ondrechen <ondrechenj@whiteice.com> To: freebsd-bugs@FreeBSD.org Subject: Re: kern/37015: Kernel panic in tty_subr.c while using ppp with USB modem Message-ID: <200307160640.h6G6eFDf061031@freefall.freebsd.org>
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The following reply was made to PR kern/37015; it has been noted by GNATS. From: Joe Ondrechen <ondrechenj@whiteice.com> To: freebsd-gnats-submit@FreeBSD.org, ondrechenj@whiteice.com Cc: Subject: Re: kern/37015: Kernel panic in tty_subr.c while using ppp with USB modem Date: Tue, 15 Jul 2003 23:37:32 -0700 Kris, Yes, the problem still occurs in later versions, here is info for version 4.8: Environment: FreeBSD kayakxw.sd.lan 4.8-RELEASE FreeBSD 4.8-RELEASE #0: Mon Jul 14 23:30:39 PDT 2003 root@kayakxw.sd.lan:/usr/src/sys/compile/KAYAKXW i386 Backtrace: GNU gdb 4.18 (FreeBSD) Copyright 1998 Free Software Foundation, Inc. . . . This GDB was configured as "i386-unknown-freebsd"... IdlePTD at phsyical address 0x004ca000 initial pcb at physical address 0x00401a40 panicstr: clist reservation botch panic messages: --- panic: clist reservation botch syncing disks... panic: clist reservation botch Uptime: 4m42s dumping to dev #da/0x20001, offset 493616 --- #0 dumpsys () at ../../kern/kern_shutdown.c:487 487 if (dumping++) { (kgdb) backtrace #0 dumpsys () at ../../kern/kern_shutdown.c:487 #1 0xc01bb417 in boot (howto=260) at ../../kern/kern_shutdown.c:316 #2 0xc01bb83c in poweroff_wait (junk=0xc03720c4, howto=-1050975488) at ../../kern/kern_shutdown.c:595 #3 0xc01d596a in putc (chr=0, clistp=0xc15b6300) at ../../kern/tty_subr.c:103 #4 0xc01d0d67 in ttyinput (c=0, tp=0xc15b6300) at ../../kern/tty.c:554 #5 0xc04a6d5e in ?? () #6 0xc02d933f in usb_transfer_complete (xfer=0xc15b9600) at ../../dev/usb/usbdi.c:767 #7 0xc02d3527 in uhci_idone (ii=0xc167ec80) at ../../dev/usb/uhci.c:1164 #8 0xc02d3400 in uhci_check_intr (sc=0xc15be000, ii=0xc167ec80) at ../../dev/usb/uhci.c:1058 #9 0xc02d336b in uhci_intr (arg=0xc15be000) at ../../dev/usb/uhci.c:995 #10 0xc034514d in intr_mux (arg=0xc15bae40) at ../../i386/isa/intr_machdep.c:582 #11 0xc03302b2 in vec10 () #12 0xc02b277c in interlocked_sleep (lk=0xc03d1f5c, op=1, ident=0xcd3d5944, flags=17, wmesg=0xc03891ff "drainvp", timo=0) at ../../ufs/ffs/ffs_softdep.c:329 #13 0xc02b7ff6 in drain_output (vp=0xcd3d5900, islocked=1) at ../../ufs/ffs/ffs_softdep.c:4913 #14 0xc02b6de6 in softdep_fsync_mountdev (vp=0xcd3d5900) at ../../ufs/ffs/ffs_softdep.c:4056 #15 0xc02baf2a in ffs_fsync (ap=0xcd975c94) at ../../ufs/ffs/ffs_vnops.c:134 #16 0xc02b9bb3 in ffs_sync (mp=0xc1673a00, waitfor=2, cred=0xc0e3c800, p=0xc041c000) at vnode_if.h:558 #17 0xc01eb737 in sync (p=0xc041c000, uap=0x0) at ../../kern/vfs_syscalls.c:576 #18 0xc01bb1b2 in boot (howto=256) at ../../kern/kern_shutdown.c:235 #19 0xc01bb83c in poweroff_wait (junk=0xc03720c4, howto=100) at ../../kern/kern_shutdown.c:595 #20 0xc01d5b30 in b_to_q ( src=0xcd975d8c "m, image/x-eps, image/tiff, image/x-bmp, image/gif\r\nAccept-Encoding: x-gzip,ì]\227ÍÞnJÀ", amount=76, clistp=0xc15b6338) at ../../kern/tty_subr.c:103 #21 0xc01d2acc in ttwrite (tp=0xc15b6300, uio=0xcd975ed4, flag=8323089) at ../../kern/tty.c:1935 #22 0xc04a6ede in ?? () #23 0xc01f4231 in spec_write (ap=0xcd975e64) at ../../miscfs/specfs/spec_vnops.c:283 #24 0xc02c16b0 in ufsspec_write (ap=0xcd975e64) at ../../ufs/ufs/ufs_vnops.c:1827 #25 0xc02c1ccd in ufs_vnoperatespec (ap=0xcd975e64) at ../../ufs/ufs/ufs_vnops.c:2394 #26 0xc01f04d6 in vn_write (fp=0xc17945c0, uio=0xcd975ed4, cred=0xc1714380, flags=0, p=0xcc3168a0) at vnode_if.h:363 #27 0xc01ca4a9 in dofilewrite (p=0xcc3168a0, fp=0xc17945c0, fd=0, buf=0x80db018, nbyte=698, offset=-1, flags=0) at ../../sys/file.h:163 #28 0xc01ca362 in write (p=0xcc3168a0, uap=0xcd975f80) at ../../kern/sys_generic.c:329 #29 0xc033ac49 in syscall2 (frame={tf_fs = 134938671, tf_es = 47, tf_ds = -1078001617, tf_edi = 698, tf_esi = 134983680, tf_ebp = -1077937792, tf_isp = -845717548, tf_ebx = 134975488, tf_edx = 0, tf_ecx = 16, tf_eax = 4, tf_trapno = 12, tf_err = 2, tf_eip = 673667372, tf_cs = 31, tf_eflags = 659, tf_esp = -1077937836, tf_ss = 47}) at ../../i386/i386/trap.c:1175 #30 0xc032eda5 in Xint0x80_syscall () #31 0x807467b in ?? () #32 0x8073749 in ?? () #33 0x805b728 in ?? () #34 0x804d69c in ?? () #35 0x806e5a2 in ?? () #36 0x806e16b in ?? () #37 0x804b586 in ?? () (kgdb) (kgdb) quit
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