Begin forwarded message: Date: Wed, 13 Mar 2013 15:05:25 -0700 From: "bugzilla-daemon@xxxxxxxxxxxxxxxxxxx" <bugzilla-daemon@xxxxxxxxxxxxxxxxxxx> To: "stephen@xxxxxxxxxxxxxxxxxx" <stephen@xxxxxxxxxxxxxxxxxx> Subject: [Bug 55181] New: Oops on disconnect from rfcomm/pppd https://bugzilla.kernel.org/show_bug.cgi?id=55181 Summary: Oops on disconnect from rfcomm/pppd Product: Networking Version: 2.5 Kernel Version: 3.8.2-206.fc18.i686.PAE Platform: All OS/Version: Linux Tree: Fedora Status: NEW Severity: normal Priority: P1 Component: Other AssignedTo: shemminger@xxxxxxxxxxxxxxxxxxxx ReportedBy: fry.kun@xxxxxxxxx Regression: No After tethering my phone over bluetooth (internet -> phone -> laptop), I get a kernel oops if that connection is broken/disconnected. Connection is made via NetworkManager. Happens every time. Mar 13 00:24:10 mireille kernel: [ 1824.884210] ------------[ cut here ]------------ Mar 13 00:24:10 mireille kernel: [ 1824.885226] kernel BUG at kernel/workqueue.c:610! Mar 13 00:24:10 mireille kernel: [ 1824.886237] invalid opcode: 0000 [#1] SMP Mar 13 00:24:10 mireille kernel: [ 1824.887254] Modules linked in: ppp_deflate bsd_comp ppp_async crc_ccitt ppp_generic slhc btrfs zlib_deflate hfsplus hfs minix vfat msdos fat jfs xfs libcrc32c reiserfs fuse ebtable_nat xt_CHECKSUM ipt_MASQUERADE nf_conntrack_netbios_ns nf_conntrack_broadcast tun bridge stp llc ip6table_mangle ip6t_REJECT nf_conntrack_ipv6 nf_defrag_ipv6 iptable_nat nf_nat_ipv4 nf_nat iptable_mangle nf_conntrack_ipv4 nf_defrag_ipv4 xt_conntrack nf_conntrack ebtable_filter ebtables ip6table_filter ip6_tables rfcomm bnep binfmt_misc snd_hda_codec_hdmi snd_hda_codec_realtek iTCO_wdt iTCO_vendor_support snd_hda_intel uvcvideo snd_hda_codec videobuf2_vmalloc snd_hwdep videobuf2_memops videobuf2_core snd_seq snd_seq_device coretemp kvm_intel videodev snd_pcm arc4 kvm crc32c_intel iwldvm media btusb mac80211 bluetooth microcode snd_page_alloc iwlwifi snd_timer lpc_ich mfd_core i2c_i801 serio_raw cfg80211 r8169 mii snd soundcore mei wmi ideapad_laptop sparse_keymap rfkill i915 i2c_algo_bit drm_kms_helper drm i2c_core video Mar 13 00:24:10 mireille kernel: [ 1824.895307] Pid: 2530, comm: pppd Not tainted 3.8.2-206.fc18.i686.PAE #1 LENOVO IdeaPad Z470 /KL6 Mar 13 00:24:10 mireille kernel: [ 1824.896849] EIP: 0060:[<c0466579>] EFLAGS: 00210002 CPU: 1 Mar 13 00:24:10 mireille kernel: [ 1824.898452] EIP is at get_work_gcwq+0x49/0x50 Mar 13 00:24:10 mireille kernel: [ 1824.900027] EAX: c0d61600 EBX: ea3ef000 ECX: 00000000 EDX: 00751f7b Mar 13 00:24:10 mireille kernel: [ 1824.901272] ESI: 00000000 EDI: 00000000 EBP: e7dc1e94 ESP: e7dc1e94 Mar 13 00:24:10 mireille kernel: [ 1824.902636] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Mar 13 00:24:10 mireille kernel: [ 1824.903729] CR0: 80050033 CR2: 091e0004 CR3: 2a35a000 CR4: 000407f0 Mar 13 00:24:10 mireille kernel: [ 1824.904909] DR0: 00000000 DR1: 00000000 DR2: 00000000 DR3: 00000000 Mar 13 00:24:10 mireille kernel: [ 1824.906414] DR6: ffff0ff0 DR7: 00000400 Mar 13 00:24:10 mireille kernel: [ 1824.907784] Process pppd (pid: 2530, ti=e7dc0000 task=e7cc7230 task.ti=e7dc0000) Mar 13 00:24:10 mireille kernel: [ 1824.909287] Stack: Mar 13 00:24:10 mireille kernel: [ 1824.910549] e7dc1eac c0468550 00200286 00000000 ea3eea00 00000000 e7dc1eb4 c04685df Mar 13 00:24:10 mireille kernel: [ 1824.911722] e7dc1ebc c073c97b e7dc1ecc c073d5ca ea3eea00 00000000 e7dc1f50 c0736c89 Mar 13 00:24:10 mireille kernel: [ 1824.913375] ea392ff4 00000200 e7dc1f74 c041b63f ea3eeb44 ea3eeb48 ef4c1b40 00000001 Mar 13 00:24:10 mireille kernel: [ 1824.915026] Call Trace: Mar 13 00:24:10 mireille kernel: [ 1824.916712] [<c0468550>] __cancel_work_timer+0x30/0x90 Mar 13 00:24:10 mireille kernel: [ 1824.918347] [<c04685df>] cancel_work_sync+0xf/0x20 Mar 13 00:24:10 mireille kernel: [ 1824.919455] [<c073c97b>] tty_ldisc_halt+0x1b/0x20 Mar 13 00:24:10 mireille kernel: [ 1824.920562] [<c073d5ca>] tty_ldisc_release+0x1a/0x70 Mar 13 00:24:10 mireille kernel: [ 1824.922104] [<c0736c89>] tty_release+0x379/0x480 Mar 13 00:24:10 mireille kernel: [ 1824.923310] [<c041b63f>] ? __restore_xstate_sig+0x1ff/0x510 Mar 13 00:24:10 mireille kernel: [ 1824.924474] [<c05697ca>] ? do_vfs_ioctl+0x7a/0x590 Mar 13 00:24:10 mireille kernel: [ 1824.925578] [<c063804a>] ? inode_has_perm.isra.31.constprop.62+0x3a/0x50 Mar 13 00:24:10 mireille kernel: [ 1824.926691] [<c055b686>] __fput+0xc6/0x1f0 Mar 13 00:24:10 mireille kernel: [ 1824.927802] [<c055b7bd>] ____fput+0xd/0x10 Mar 13 00:24:10 mireille kernel: [ 1824.928908] [<c046ab31>] task_work_run+0x81/0xa0 Mar 13 00:24:10 mireille kernel: [ 1824.930017] [<c0412841>] do_notify_resume+0x61/0xa0 Mar 13 00:24:10 mireille kernel: [ 1824.931129] [<c0999e31>] work_notifysig+0x30/0x37 Mar 13 00:24:10 mireille kernel: [ 1824.932245] Code: b8 00 16 d6 c0 73 1f 83 fa 20 74 0c b8 c0 24 d0 c0 03 04 95 c0 9c c5 c0 5d c3 30 c0 8b 00 5d 8b 00 c3 31 c0 5d c3 83 fa 20 74 ed <0f> 0b 90 8d 74 26 00 55 89 e5 66 66 66 66 90 e8 a3 ff ff ff 85 Mar 13 00:24:10 mireille kernel: [ 1824.934782] EIP: [<c0466579>] get_work_gcwq+0x49/0x50 SS:ESP 0068:e7dc1e94 Mar 13 00:24:10 mireille kernel: [ 1824.940476] type=1400 audit(1363159450.547:4): avc: denied { open } for pid=498 comm=72733A6D61696E20513A526567 path="/dev/pts/0" dev="devpts" ino=3 scontext=system_u:system_r:syslogd_t:s0 tcontext=unconfined_u:object_r:user_devpts_t:s0 tclass=chr_file Mar 13 00:24:10 mireille kernel: [ 1824.958572] ---[ end trace ec3e2a1d3c008d17 ]--- -- Configure bugmail: https://bugzilla.kernel.org/userprefs.cgi?tab=email ------- You are receiving this mail because: ------- You are the assignee for the bug. -- To unsubscribe from this list: send the line "unsubscribe linux-bluetooth" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
