------------[ cut here ]------------ WARNING: at /build/buildd/linux-2.6.35/kernel/trace/ring_buffer.c:2017 rb_add_time_stamp+0x70/0x220() Hardware name: TECRA8100 Delta way too big! 18446743585014077381 ts=18446744064310835581 write stamp = 479296758200 Modules linked in: nls_iso8859_1 nls_cp437 vfat fat usb_storage binfmt_misc savage drm nfsd lockd nfs_acl auth_rpcgss sunrpc exportfs iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 iptable_mangle iptable_filter ip_tables x_tables snd_ymfpci gameport snd_ac97_codec ac97_bus snd_pcm snd_opl3_lib snd_hwdep snd_page_alloc snd_mpu401_uart snd_seq_midi snd_rawmidi snd_seq_midi_event xircom_cb snd_seq snd_timer pcmcia snd_seq_device donauboe snd yenta_socket soundcore irda video pcmcia_rsrc intel_agp psmouse i2c_piix4 crc_ccitt ppdev agpgart pcmcia_core serio_raw toshiba_acpi output lp shpchp parport_pc parport usbhid 3c59x hid floppy mii Pid: 326, comm: udevd Not tainted 2.6.35-17-generic #23-Ubuntu Call Trace: [] warn_slowpath_common+0x72/0xa0 [] ? rb_add_time_stamp+0x70/0x220 [] ? rb_add_time_stamp+0x70/0x220 [] warn_slowpath_fmt+0x33/0x40 [] rb_add_time_stamp+0x70/0x220 [] rb_reserve_next_event+0x13a/0x1e0 [] ? path_put+0x25/0x30 [] ring_buffer_lock_reserve+0x80/0x140 [] trace_buffer_lock_reserve+0x1a/0x50 [] trace_current_buffer_lock_reserve+0x22/0x30 [] ftrace_raw_event_do_sys_open+0x54/0xd0 [] do_sys_open+0x136/0x150 [] ? ftrace_raw_event_do_sys_open+0x0/0xd0 [] sys_open+0x2e/0x40 [] syscall_call+0x7/0xb [] ? early_init_centaur+0x1d/0x2a ---[ end trace 0cd6cdc223c70c90 ]---