libreport version: 2.0.8 abrt_version: 2.0.7 cmdline: BOOT_IMAGE=/vmlinuz-3.0.17-1.rt33.1.fc16.ccrma.i686.rtPAE root=/dev/mapper/vg_pod-lv_root ro rd.md=0 rd.dm=0 KEYTABLE=us quiet SYSFONT=latarcyrheb-sun16 rhgb rd.luks=0 rd.lvm.lv=vg_pod/lv_root rd.lvm.lv=vg_pod/lv_swap LANG=en_US.UTF-8 kernel: 3.0.17-1.rt33.1.fc16.ccrma.i686.rtPAE reason: [ INFO: possible recursive locking detected ] time: Mon 12 Mar 2012 01:58:09 AM JST backtrace: :[ INFO: possible recursive locking detected ] :3.0.17-1.rt33.1.fc16.ccrma.i686.rtPAE #1 :--------------------------------------------- :KorgKontrolEdit/2639 is trying to acquire lock: : (&grp->list_mutex){+++++.}, at: [<c047ca24>] rt_down_read+0xf/0x11 :but task is already holding lock: : (&grp->list_mutex){+++++.}, at: [<f8279d5b>] snd_seq_port_disconnect+0x24/0x12f [snd_seq] :other info that might help us debug this: : Possible unsafe locking scenario: : CPU0 : ---- : lock(&grp->list_mutex); : lock(&grp->list_mutex); : *** DEADLOCK *** : May be due to missing lock nesting notation :2 locks held by KorgKontrolEdit/2639: : #0: (&grp->list_mutex){+++++.}, at: [<f8279d5b>] snd_seq_port_disconnect+0x24/0x12f [snd_seq] : #1: (&grp->list_mutex/1){+.+.+.}, at: [<f8279d6e>] snd_seq_port_disconnect+0x37/0x12f [snd_seq] :stack backtrace: :Pid: 2639, comm: KorgKontrolEdit Not tainted 3.0.17-1.rt33.1.fc16.ccrma.i686.rtPAE #1 :Call Trace: : [<c085b4cd>] ? printk+0x2d/0x2f : [<c04770e8>] __lock_acquire+0x811/0xb63 : [<c0469385>] ? local_clock+0x32/0x49 : [<c0474c94>] ? lock_release_holdtime.part.10+0x4b/0x51 : [<c047ca24>] ? rt_down_read+0xf/0x11 : [<c04778bb>] lock_acquire+0xde/0x11d : [<c047ca24>] ? rt_down_read+0xf/0x11 : [<c047c9e5>] __rt_down_read+0x36/0x57 : [<c047ca24>] ? rt_down_read+0xf/0x11 : [<c047ca24>] rt_down_read+0xf/0x11 : [<f827562a>] snd_seq_deliver_event+0xdc/0x1df [snd_seq] : [<c04777b7>] ? lock_release+0x191/0x1b7 : [<f8275b51>] snd_seq_kernel_client_dispatch+0x84/0x98 [snd_seq] : [<f8428071>] dummy_unuse+0x62/0x9c [snd_seq_dummy] : [<f82790b8>] unsubscribe_port+0x44/0x77 [snd_seq] : [<f8279e27>] snd_seq_port_disconnect+0xf0/0x12f [snd_seq] : [<f8275dbf>] snd_seq_ioctl_unsubscribe_port+0xb8/0x132 [snd_seq] : [<f82749eb>] snd_seq_do_ioctl+0x65/0xb2 [snd_seq] : [<c05b709d>] ? file_has_perm+0xa5/0xbe : [<f8274a38>] ? snd_seq_do_ioctl+0xb2/0xb2 [snd_seq] : [<f8274a7d>] snd_seq_ioctl+0x45/0x47 [snd_seq] : [<c0517efa>] do_vfs_ioctl+0x485/0x4b6 : [<c05b7614>] ? selinux_file_ioctl+0xac/0xb0 : [<c0517f73>] sys_ioctl+0x48/0x69 : [<c08641bc>] syscall_call+0x7/0xb : [<c0860033>] ? cmos_do_probe+0x107/0x3e5 smolt_data: : : :General :================================= :UUID: c8696a24-47bc-43ba-8943-7c7c96e572b3 :OS: Fedora release 16 (Verne) :Default run level: Unknown :Language: en_US.utf8 :Platform: i686 :BogoMIPS: 2392.55 :CPU Vendor: GenuineIntel :CPU Model: Intel(R) Pentium(R) M processor 1200MHz :CPU Stepping: 5 :CPU Family: 6 :CPU Model Num: 9 :Number of CPUs: 1 :CPU Speed: 1200 :System Memory: 1169 :System Swap: 2495 :Vendor: IBM :System: 237167U ThinkPad X40 :Form factor: Notebook :Kernel: 3.0.17-1.rt33.1.fc16.ccrma.i686.rtPAE :SELinux Enabled: 1 :SELinux Policy: targeted :SELinux Enforce: Permissive :MythTV Remote: Unknown :MythTV Role: Unknown :MythTV Theme: Unknown :MythTV Plugin: :MythTV Tuner: -1 : : :Devices :================================= :(32902:4215:4116:1371) pci, e1000, ETHERNET, 82541GI Gigabit Ethernet Controller :(32902:9415:4116:1325) pci, uhci_hcd, USB, ThinkPad :(5772:4116:6059:33585) pci, ath5k, ETHERNET, AR5212 802.11abg NIC :(4480:1142:4116:1365) pci, yenta_cardbus, PCI/CARDBUS, RL5c476 II :(32902:13698:4116:1367) pci, i915, VIDEO, 82852/855GM Integrated Graphics Device :(32902:13698:4116:1367) pci, None, VIDEO, 82852/855GM Integrated Graphics Device :(32902:9418:4116:1325) pci, ata_piix, STORAGE, ThinkPad :(32902:9420:0:0) pci, None, PCI/ISA, 82801DBM (ICH4-M) LPC Interface Bridge :(32902:9414:4116:1369) pci, Intel ICH Modem, SIMPLE, ThinkPad R50e :(32902:9413:4116:1368) pci, Intel ICH, MULTIMEDIA_AUDIO, 82801DB/DBL/DBM (ICH4/ICH4-L/ICH4-M) AC'97 Audio Controller :(32902:9411:4116:1325) pci, i801_smbus, SERIAL, ThinkPad :(32902:9288:0:0) pci, None, PCI/PCI, 82801 Mobile PCI Bridge :(4480:2082:4116:1366) pci, sdhci-pci, BASE, ThinkPad X60s / Z60t :(32902:9410:4116:1325) pci, uhci_hcd, USB, ThinkPad :(32902:9412:4116:1325) pci, uhci_hcd, USB, ThinkPad :(32902:13701:4116:1374) pci, None, BASE, ThinkPad R50e :(32902:13696:4116:1372) pci, agpgart-intel, HOST/PCI, ThinkPad R50e :(32902:13700:4116:1373) pci, None, BASE, ThinkPad R50e :(32902:9421:4116:1326) pci, ehci_hcd, USB, ThinkPad : : :Filesystem Information :================================= :device mtpt type bsize frsize blocks bfree bavail file ffree favail :------------------------------------------------------------------- :/dev/mapper/vg_pod-lv_root / ext4 4096 4096 8853418 7675239 7225499 2252800 2087345 2087345 :/dev/sda1 /boot ext4 1024 1024 495844 436578 410978 128016 127793 127793 :/dev/sdb1 WITHHELD vfat 4096 4096 996403 179595 179595 0 0 0 :
*** This bug has been marked as a duplicate of bug 126342 ***