iksaif/samsung-laptop-dkms — Issue #1: kernel BUG on samsung-laptop loading on Samsung series 9 (90X3A)
Author: tchwpkgorg
Created: 2012-01-22 03:14:45+00:00
State: open

I hit this kernel BUG when trying to load samsung-laptop module on Samsung series 9 (90X3A), with 3.2.1 kernel.

I'm using the latest git pull. Let me know if you need more info.

[68318.347505] Disabling lock debugging due to kernel taint
[68318.349374] samsung_laptop: detected SABI interface: SwSmi@
[68318.349380] samsung_laptop: Backlight controlled by ACPI video driver
[68318.363674] Registered led device: samsung::kbd_backlight
[68318.363767] BUG: unable to handle kernel paging request at ffff8800efcc2f18
[68318.363908] IP: [] module_put+0x28/0x90
[68318.364016] PGD 1c06063 PUD 0
[68318.364081] Oops: 0002 [#1] SMP
[68318.364143] CPU 3
[68318.364178] Modules linked in: samsung_laptop(O) ip6table_filter ip6_tables ipt_MASQUERADE iptable_nat nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 xt_state nf_conntrack ipt_REJECT xt_CHECKSUM iptable_mangle xt_tcpudp iptable_filter ip_tables x_tables bridge stp parport_pc dm_crypt ppdev snd_hda_codec_hdmi snd_hda_codec_realtek speedstep_lib kvm_intel kvm arc4 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq iwlwifi snd_timer snd_seq_device btusb bluetooth psmouse mac80211 serio_raw snd cfg80211 soundcore snd_page_alloc mei(C) binfmt_misc coretemp lp parport wmi r8169 i915 drm_kms_helper drm i2c_algo_bit video [last unloaded: v4l2_compat_ioctl32]
[68318.365398]
[68318.365434] Pid: 15312, comm: insmod Tainted: G C O 3.2.1-030201-generic #201201121644 SAMSUNG ELECTRONICS CO., LTD. 90X3A/90X3A
[68318.365638] RIP: 0010:[] [] module_put+0x28/0x90
[68318.369809] RSP: 0018:ffff88005707ff28 EFLAGS: 00010282
[68318.373068] RAX: ffffffffa0202f14 RBX: ffffffffa02040e0 RCX: 0000000000000000
[68318.376595] RDX: 0000000000000000 RSI: 0000000000000282 RDI: ffffffffa02040e0
[68318.380883] RBP: ffff88005707ff48 R08: 0000000000000000 R09: 0000000000000000
[68318.384995] R10: ffff88014ac04460 R11: 203a656369766564 R12: ffffffffa02040e0
[68318.388517] R13: 0000000000fca010 R14: 0000000000008000 R15: 0000000000000003
[68318.391804] FS: 00007f4dd1ee3720(0000) GS:ffff88014fac0000(0000) knlGS:0000000000000000
[68318.395700] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[68318.399396] CR2: ffff8800efcc2f18 CR3: 0000000002552000 CR4: 00000000000406e0
[68318.402582] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[68318.405808] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[68318.408951] Process insmod (pid: 15312, threadinfo ffff88005707e000, task ffff880144dc5b80)
[68318.408957] Stack:
[68318.408960] ffff88005707ff48 ffffffffa02040e0 0000000000000000 0000000000fca010
[68318.408969] ffff88005707ff78 ffffffff810a9686 00007fff60f768a1 00007fff60f768a1
[68318.408976] 0000000000fca010 00000000000077c3 0000000000fca030 ffffffff8164e042
[68318.408983] Call Trace:
[68318.408999] [] sys_init_module+0x126/0x220
[68318.409010] [] system_call_fastpath+0x16/0x1b
[68318.409014] Code: 44 00 00 55 48 89 e5 48 83 ec 20 48 89 5d e8 4c 89 65 f0 4c 89 6d f8 66 66 66 66 90 48 85 ff 49 89 fc 74 20 48 8b 87 48 02 00 00 <65> ff 40 04 8b 05 e6 cc c2 00 4c 8b 6d 08 85 c0 75 15 41 83 3c
[68318.409060] RIP [] module_put+0x28/0x90
[68318.409066] RSP
[68318.409070] CR2: ffff8800efcc2f18
[68318.475832] ---[ end trace a006b592dc61b4ec ]---