Re: [Dazuko-help] Fedora 8 and Dazuko

[bob J .]

I had to rebuild the kernel to apply the the following

>>
>> First you need a kernel patch:
>>
>> (from the dazuko sources dircetory):
>>
>> patch /lib/modules/`uname -r`/build/fs/dcache.c patch_dpath.diff
>>
>> And then you need the following configuration options:
>>
>> ./configure --enable-syscalls \
>> --disable-local-dpath \
>> --disable-compat1 \
>> --mapfile=/boot/`uname -r`/System.map
>>
>> In your system the path to the "System.map" may differ.

So should I apply BOTH patches and try again ? Or just the pre1 patch ?

Below is what I found in the messages file after I turned on the debug option 
in dazuko.



Apr  3 11:38:52 localhost kernel: dazuko: warning: assuming syscall table can 
be modified
Apr  3 11:38:52 localhost kernel: Unable to handle kernel paging request at 
ffffffff8127c7b0 RIP: 
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841ef98>] 
:dazuko:xp_sys_hook+0x274/0x328
Apr  3 11:38:52 localhost kernel: PGD 203067 PUD 207063 PMD 7d489163 PTE 47c161
Apr  3 11:38:52 localhost kernel: Oops: 0003 [1] SMP 
Apr  3 11:38:52 localhost kernel: CPU 1 
Apr  3 11:38:52 localhost kernel: Modules linked in: dazuko(U) i915 drm rfcomm 
l2cap bluetooth autofs4 sunrpc nf_conntrack_ipv4 ipt_REJECT iptable_filter 
ip_tables nf_conntrack_ipv6 xt_state nf_conntrack xt_tcpudp ip6t_ipv6header 
ip6t_REJECT ip6table_filter ip6_tables x_tables cpufreq_ondemand acpi_cpufreq 
vfat fat dm_mirror dm_multipath dm_mod ipv6 snd_hda_intel snd_seq_dummy 
snd_seq_oss snd_seq_midi_event snd_seq arc4 snd_seq_device firewire_ohci ecb 
snd_pcm_oss firewire_core sdhci blkcipher video snd_mixer_oss mmc_core 
ricoh_mmc snd_pcm crc_itu_t uvcvideo output snd_timer iwl3945 snd_page_alloc ac 
mac80211 compat_ioctl32 i2c_i801 iTCO_wdt snd_hwdep button videodev battery snd 
i2c_core iTCO_vendor_support r8169 pcspkr cfg80211 joydev soundcore v4l1_compat 
v4l2_common sr_mod sg cdrom ata_piix ahci libata sd_mod scsi_mod ext2 mbcache 
uhci_hcd ohci_hcd ehci_hcd
Apr  3 11:38:52 localhost kernel: Pid: 3183, comm: insmod Not tainted 
2.6.24.3-50.fc8 #1
Apr  3 11:38:52 localhost kernel: RIP: 0010:[<ffffffff8841ef98>]  
[<ffffffff8841ef98>] :dazuko:xp_sys_hook+0x274/0x328
Apr  3 11:38:52 localhost kernel: RSP: 0000:ffff81005c0c5e38  EFLAGS: 00010282
Apr  3 11:38:52 localhost kernel: RAX: ffffffff8109f435 RBX: ffffffff88425650 
RCX: ffffffff8841e97c
Apr  3 11:38:52 localhost kernel: RDX: ffffffff8127c7b0 RSI: ffff810001013b40 
RDI: ffffffff88420fea
Apr  3 11:38:52 localhost kernel: RBP: 0000000000000005 R08: ffffffff8138ffd0 
R09: ffffffff81418550
Apr  3 11:38:52 localhost kernel: R10: 0000000000000000 R11: 000000000000001a 
R12: ffffffff88423300
Apr  3 11:38:52 localhost kernel: R13: 000000000000001a R14: ffffc200009ebaa0 
R15: 0000000000000001
Apr  3 11:38:52 localhost kernel: FS:  00002aaaaaacb6f0(0000) 
GS:ffff81007f001700(0000) knlGS:0000000000000000
Apr  3 11:38:52 localhost kernel: CS:  0010 DS: 0000 ES: 0000 CR0: 
000000008005003b
Apr  3 11:38:52 localhost kernel: CR2: ffffffff8127c7b0 CR3: 000000005a1c6000 
CR4: 00000000000006a0
Apr  3 11:38:52 localhost kernel: DR0: 0000000000000000 DR1: 0000000000000000 
DR2: 0000000000000000
Apr  3 11:38:52 localhost kernel: DR3: 0000000000000000 DR6: 00000000ffff0ff0 
DR7: 0000000000000400
Apr  3 11:38:52 localhost kernel: Process insmod (pid: 3183, threadinfo 
ffff81005c0c4000, task ffff81005a1c88b0)
Apr  3 11:38:52 localhost kernel: Stack:  ffff81005a02db40 ffffffff8841c853 
000000000000001a ffffffff88423300
Apr  3 11:38:52 localhost kernel:  ffff81005a02db40 ffffffff81057a6c 
00000038302d5140 0000000000000000
Apr  3 11:38:52 localhost kernel:  0000000000000292 0000000000000000 
0000000000000000 0000000000000000
Apr  3 11:38:52 localhost kernel: Call Trace:
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841c853>] 
:dazuko:dazuko_init+0x85/0xa6
Apr  3 11:38:52 localhost kernel:  [<ffffffff81057a6c>] 
sys_init_module+0x15da/0x171a
Apr  3 11:38:52 localhost kernel:  [<ffffffff8100c005>] tracesys+0xd5/0xda
Apr  3 11:38:52 localhost kernel: 
Apr  3 11:38:52 localhost kernel: 
Apr  3 11:38:52 localhost kernel: Code: 48 c7 02 42 e2 41 88 31 c0 e8 25 f9 ff 
ff 48 8b 15 33 67 00 
Apr  3 11:38:52 localhost kernel: RIP  [<ffffffff8841ef98>] 
:dazuko:xp_sys_hook+0x274/0x328
Apr  3 11:38:52 localhost kernel:  RSP <ffff81005c0c5e38>
Apr  3 11:38:52 localhost kernel: CR2: ffffffff8127c7b0
Apr  3 11:38:52 localhost kernel: ---[ end trace 4806b0f98e8b59ed ]---
Apr  3 11:38:52 localhost kernel: BUG: sleeping function called from invalid 
context at kernel/rwsem.c:21
Apr  3 11:38:52 localhost kernel: in_atomic():0, irqs_disabled():1
Apr  3 11:38:52 localhost kernel: Pid: 3183, comm: insmod Tainted: G      D 
2.6.24.3-50.fc8 #1
Apr  3 11:38:52 localhost kernel: 
Apr  3 11:38:52 localhost kernel: Call Trace:
Apr  3 11:38:52 localhost kernel:  [<ffffffff81268b17>] down_read+0x15/0x23
Apr  3 11:38:52 localhost kernel:  [<ffffffff8105e091>] acct_collect+0x42/0x18e
Apr  3 11:38:52 localhost kernel:  [<ffffffff8103a632>] do_exit+0x217/0x76b
Apr  3 11:38:52 localhost kernel:  [<ffffffff8126b666>] 
do_page_fault+0x5c3/0x691
Apr  3 11:38:52 localhost kernel:  [<ffffffff811a0489>] 
class_device_add+0x37f/0x3a6
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841e97c>] 
:dazuko:xp_print+0xb1/0xbd
Apr  3 11:38:52 localhost kernel:  [<ffffffff81269a69>] error_exit+0x0/0x51
Apr  3 11:38:52 localhost kernel:  [<ffffffff8109f435>] sys_open+0x0/0x17
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841e97c>] 
:dazuko:xp_print+0xb1/0xbd
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841ef98>] 
:dazuko:xp_sys_hook+0x274/0x328
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841ef7c>] 
:dazuko:xp_sys_hook+0x258/0x328
Apr  3 11:38:52 localhost kernel:  [<ffffffff8841c853>] 
:dazuko:dazuko_init+0x85/0xa6
Apr  3 11:38:52 localhost kernel:  [<ffffffff81057a6c>] 
sys_init_module+0x15da/0x171a
Apr  3 11:38:52 localhost kernel:  [<ffffffff8100c005>] tracesys+0xd5/0xda
Apr  3 11:38:52 localhost kernel: 

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