Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S261909AbVEKHQw (ORCPT ); Wed, 11 May 2005 03:16:52 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S261910AbVEKHQv (ORCPT ); Wed, 11 May 2005 03:16:51 -0400 Received: from k1.dinoex.de ([80.237.200.138]:2033 "EHLO k1.dinoex.de") by vger.kernel.org with ESMTP id S261909AbVEKHQR (ORCPT ); Wed, 11 May 2005 03:16:17 -0400 From: Jochen Hein To: linux-kernel Subject: [2.6.11.8] Hang with IrDA Mail-Followup-To: linux-kernel@vger.kernel.org CC: irda-users@lists.sourceforge.net.--.tty.deadlock? X-Face: ""xJff%{>hr-{:QXl"Xk2O@@(+F]e{"%EYQiW@mUuvEsL>=mx96j12qW[%m;|:B^n{J8k?Mz[K1_+H;$v,nYx^1o_=4M,L+]FIU~[[`-w~~xsy-BX,?tAF_.8u&0y*@aCv;a}Y'{w@#*@iwAl?oZpvvv X-Message-Flag: This space is intentionally left blank X-Noad: Please don't send me ad's by mail. I'm bored by this type of mail. X-Note: sending SPAM is a violation of both german and US law and will at least trigger a complaint at your provider's postmaster. X-GPG: 1024D/77D4FC9B 2000-08-12 Jochen Hein (28 Jun 1967, Kassel, Germany) Key fingerprint = F5C5 1C20 1DFC DEC3 3107 54A4 2332 ADFC 77D4 FC9B X-BND-Spook: RAF Taliban BND BKA Bombe Waffen Terror AES GPG X-No-Archive: yes Date: Wed, 11 May 2005 08:54:07 +0200 Message-ID: <878y2mi774.fsf@echidna.jochen.org> User-Agent: Gnus/5.110003 (No Gnus v0.3) Emacs/21.4 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 6591 Lines: 96 [Please follow up to Linux-kernel or CC me; I'm not subscribed to irda-users] I'm trying to communicate with my Handy via IrDA, using scmxx. # scmxx -d /dev/ircomm0 --system-charset utf-8 -i That command hangs, SysRQ-t shows: ... May 11 08:40:24 hermes kernel: scmxx S CE879D64 0 9248 6505 (L-TLB) May 11 08:40:24 hermes kernel: ce879d50 00000046 c1405a60 ce879d64 ce879d2c c0103a92 00000000 c03ebba0 May 11 08:40:24 hermes kernel: 00000286 c0c5e020 ce879d64 ce879d2c c0c5e020 00000001 c04d5be8 c1405020 May 11 08:40:24 hermes kernel: 00000000 00000000 1ce069c0 000f66db c012d063 d1006aa0 d1006bf8 00000286 May 11 08:40:24 hermes kernel: Call Trace: May 11 08:40:24 hermes kernel: [schedule_timeout+105/192] schedule_timeout+0x69/0xc0 May 11 08:40:24 hermes kernel: [pg0+558195132/1068463104] ircomm_tty_wait_until_sent+0xcc/0x160 [ircomm_tty] May 11 08:40:24 hermes kernel: [tty_wait_until_sent+225/240] tty_wait_until_sent+0xe1/0xf0 May 11 08:40:24 hermes kernel: [pg0+558193184/1068463104] ircomm_tty_close+0x120/0x280 [ircomm_tty] May 11 08:40:24 hermes kernel: [release_dev+2072/2112] release_dev+0x818/0x840 May 11 08:40:24 hermes kernel: [tty_release+18/32] tty_release+0x12/0x20 May 11 08:40:24 hermes kernel: [__fput+333/352] __fput+0x14d/0x160 May 11 08:40:24 hermes kernel: [filp_close+79/128] filp_close+0x4f/0x80 May 11 08:40:24 hermes kernel: [put_files_struct+113/208] put_files_struct+0x71/0xd0 May 11 08:40:24 hermes kernel: [do_exit+211/896] do_exit+0xd3/0x380 May 11 08:40:24 hermes kernel: [do_group_exit+63/176] do_group_exit+0x3f/0xb0 May 11 08:40:24 hermes kernel: [syscall_call+7/11] syscall_call+0x7/0xb ... May 11 08:41:54 hermes kernel: scmxx S 00000000 0 9248 6505 (L-TLB) May 11 08:41:54 hermes kernel: ce879d50 00000046 c1405020 00000000 00000000 699c7680 000f66e7 c03ebba0 May 11 08:41:54 hermes kernel: d1006aa0 c8331560 00000000 ce879d2c c8331560 00000001 c04d5be8 c1405020 May 11 08:41:54 hermes kernel: 00000000 00000000 3c914f40 000f66f0 c012d063 d1006aa0 d1006bf8 00000286 May 11 08:41:54 hermes kernel: Call Trace: May 11 08:41:54 hermes kernel: [schedule_timeout+105/192] schedule_timeout+0x69/0xc0 May 11 08:41:54 hermes kernel: [pg0+558195132/1068463104] ircomm_tty_wait_until_sent+0xcc/0x160 [ircomm_tty] May 11 08:41:54 hermes kernel: [tty_wait_until_sent+225/240] tty_wait_until_sent+0xe1/0xf0 May 11 08:41:54 hermes kernel: [pg0+558193184/1068463104] ircomm_tty_close+0x120/0x280 [ircomm_tty] May 11 08:41:54 hermes kernel: [release_dev+2072/2112] release_dev+0x818/0x840 May 11 08:41:54 hermes kernel: [tty_release+18/32] tty_release+0x12/0x20 May 11 08:41:54 hermes kernel: [__fput+333/352] __fput+0x14d/0x160 May 11 08:41:54 hermes kernel: [filp_close+79/128] filp_close+0x4f/0x80 May 11 08:41:54 hermes kernel: [put_files_struct+113/208] put_files_struct+0x71/0xd0 May 11 08:41:54 hermes kernel: [do_exit+211/896] do_exit+0xd3/0x380 May 11 08:41:54 hermes kernel: [do_group_exit+63/176] do_group_exit+0x3f/0xb0 May 11 08:41:54 hermes kernel: [syscall_call+7/11] syscall_call+0x7/0xb ... May 11 08:42:33 hermes kernel: scmxx S 00000000 0 9248 6505 (L-TLB) May 11 08:42:33 hermes kernel: ce879d50 00000046 c1405020 00000000 00000000 699c7680 000f66e7 c03ebba0 May 11 08:42:33 hermes kernel: d1006aa0 c819baa0 00000000 ce879d2c c819baa0 00000001 c04d5be8 c1405020 May 11 08:42:33 hermes kernel: 00000000 00000000 3142a180 000f66f9 c012d063 d1006aa0 d1006bf8 00000286 May 11 08:42:33 hermes kernel: Call Trace: May 11 08:42:33 hermes kernel: [schedule_timeout+105/192] schedule_timeout+0x69/0xc0 May 11 08:42:33 hermes kernel: [pg0+558195132/1068463104] ircomm_tty_wait_until_sent+0xcc/0x160 [ircomm_tty] May 11 08:42:33 hermes kernel: [tty_wait_until_sent+225/240] tty_wait_until_sent+0xe1/0xf0 May 11 08:42:33 hermes kernel: [pg0+558193184/1068463104] ircomm_tty_close+0x120/0x280 [ircomm_tty] May 11 08:42:33 hermes kernel: [release_dev+2072/2112] release_dev+0x818/0x840 May 11 08:42:33 hermes kernel: [tty_release+18/32] tty_release+0x12/0x20 May 11 08:42:33 hermes kernel: [__fput+333/352] __fput+0x14d/0x160 May 11 08:42:33 hermes kernel: [filp_close+79/128] filp_close+0x4f/0x80 May 11 08:42:33 hermes kernel: [put_files_struct+113/208] put_files_struct+0x71/0xd0 May 11 08:42:33 hermes kernel: [do_exit+211/896] do_exit+0xd3/0x380 May 11 08:42:33 hermes kernel: [do_group_exit+63/176] do_group_exit+0x3f/0xb0 May 11 08:42:33 hermes kernel: [syscall_call+7/11] syscall_call+0x7/0xb ... May 11 08:43:25 hermes kernel: scmxx S CE879CF4 0 9248 6505 (L-TLB) May 11 08:43:25 hermes kernel: ce879d50 00000046 ce879d1c ce879cf4 c012974d ce879d14 c01053fa c03ebba0 May 11 08:43:25 hermes kernel: c01053fa c5d22aa0 0268cb43 ce879d64 c5d22aa0 00000001 c04d5be8 c1405020 May 11 08:43:25 hermes kernel: 00000000 00000000 81de8080 000f6705 c012d063 d1006aa0 d1006bf8 00000286 May 11 08:43:25 hermes kernel: Call Trace: May 11 08:43:25 hermes kernel: [schedule_timeout+105/192] schedule_timeout+0x69/0xc0 May 11 08:43:25 hermes kernel: [pg0+558195132/1068463104] ircomm_tty_wait_until_sent+0xcc/0x160 [ircomm_tty] May 11 08:43:25 hermes kernel: [tty_wait_until_sent+225/240] tty_wait_until_sent+0xe1/0xf0 May 11 08:43:25 hermes kernel: [pg0+558193184/1068463104] ircomm_tty_close+0x120/0x280 [ircomm_tty] May 11 08:43:25 hermes kernel: [release_dev+2072/2112] release_dev+0x818/0x840 May 11 08:43:25 hermes kernel: [tty_release+18/32] tty_release+0x12/0x20 May 11 08:43:25 hermes kernel: [__fput+333/352] __fput+0x14d/0x160 May 11 08:43:25 hermes kernel: [filp_close+79/128] filp_close+0x4f/0x80 May 11 08:43:25 hermes kernel: [put_files_struct+113/208] put_files_struct+0x71/0xd0 May 11 08:43:25 hermes kernel: [do_exit+211/896] do_exit+0xd3/0x380 May 11 08:43:25 hermes kernel: [do_group_exit+63/176] do_group_exit+0x3f/0xb0 May 11 08:43:25 hermes kernel: [syscall_call+7/11] syscall_call+0x7/0xb There is no other IrDA-user, the process can't be killed with "kill -9", strace to that PID is not permitted (as root): attach: ptrace(PTRACE_ATTACH, ...): Operation not permitted Any ideas? Jochen -- #include <~/.signature>: permission denied - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/