Another segmentation fault is happened, I think it cause the wifi adapter is changing the regulatory domain automatically. Here another dmesg appears on linux 4.18-rc1
[57488.639870] wlp2s0: deauthenticating from 98:de:d0:4d:0b:a4 by local choice (Reason: 3=DEAUTH_LEAVING) [57488.643005] BUG: unable to handle kernel paging request at ffffbb1dc2bdfdf0 [57488.643013] PGD 1c8951067 P4D 1c8951067 PUD 1c8952067 PMD 14f682067 PTE 0 [57488.643021] Oops: 0000 [#1] SMP PTI [57488.643026] CPU: 2 PID: 1163 Comm: NetworkManager Tainted: G W OE 4.18.0-041800rc1-generic #201806162031 [57488.643028] Hardware name: LENOVO 20369/Lancer 4A2, BIOS 9ACN29WW 10/20/2014 [57488.643066] RIP: 0010:ieee80211_regulatory_limit_wmm_params.part.19+0x68/0xe0 [mac80211] [57488.643068] Code: ef ff 48 85 c0 74 74 48 3d 00 f0 ff ff 77 6c 48 8b 40 18 48 85 c0 74 63 83 bb d0 0a 00 00 03 4a 8d 0c e0 75 05 4a 8d 4c e0 20 <0f> b7 01 41 0f b7 7d 02 41 0f b7 55 00 66 39 c7 0f 47 c7 41 0f b7 [57488.643116] RSP: 0018:ffffbb1dc12078d0 EFLAGS: 00010297 [57488.643119] RAX: ffffbb1dc2bdfdf0 RBX: ffff9fb284a868c0 RCX: ffffbb1dc2bdfdf0 [57488.643122] RDX: 000000000024f4f0 RSI: 000000000024cde0 RDI: ffff9fb201562da0 [57488.643124] RBP: ffffbb1dc12078e8 R08: ffff9fb28f29aaa0 R09: 0000000000000000 [57488.643127] R10: 000000000000ffff R11: 00000000000003ff R12: 0000000000000000 [57488.643129] R13: ffffbb1dc120791e R14: ffff9fb284218760 R15: 0000000000000000 [57488.643133] FS: 00007f4d34fedfc0(0000) GS:ffff9fb28f280000(0000) knlGS:0000000000000000 [57488.643136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [57488.643138] CR2: ffffbb1dc2bdfdf0 CR3: 00000001c2824002 CR4: 00000000001606e0 [57488.643141] Call Trace: [57488.643168] ieee80211_set_wmm_default+0x235/0x390 [mac80211] [57488.643194] ieee80211_set_disassoc+0x223/0x5d0 [mac80211] [57488.643217] ieee80211_mgd_deauth+0x28b/0x450 [mac80211] [57488.643239] ieee80211_deauth+0x18/0x20 [mac80211] [57488.643267] cfg80211_mlme_deauth+0xaf/0x1c0 [cfg80211] [57488.643287] cfg80211_mlme_down+0x66/0x80 [cfg80211] [57488.643308] cfg80211_disconnect+0x12a/0x1e0 [cfg80211] [57488.643325] __cfg80211_leave+0x13c/0x180 [cfg80211] [57488.643342] cfg80211_leave+0x2b/0x40 [cfg80211] [57488.643368] cfg80211_netdev_notifier_call+0x340/0x610 [cfg80211] [57488.643376] ? ttwu_do_activate+0x77/0x80 [57488.643383] ? try_to_wake_up+0x59/0x460 [57488.643389] ? addrconf_notify+0x77/0xb10 [57488.643396] ? inetdev_event+0x76/0x4f0 [57488.643403] ? skb_dequeue+0x59/0x70 [57488.643411] notifier_call_chain+0x4c/0x70 [57488.643417] raw_notifier_call_chain+0x16/0x20 [57488.643423] call_netdevice_notifiers_info+0x2d/0x60 [57488.643428] __dev_close_many+0x63/0x120 [57488.643433] dev_close_many+0x8c/0x140 [57488.643439] ? __wake_up_common_lock+0x8e/0xc0 [57488.643445] dev_close.part.94+0x4a/0x70 [57488.643450] dev_close+0x19/0x20 [57488.643477] cfg80211_shutdown_all_interfaces+0x77/0xd0 [cfg80211] [57488.643504] cfg80211_rfkill_set_block+0x26/0x30 [cfg80211] [57488.643510] rfkill_set_block+0x99/0x160 [57488.643515] rfkill_fop_write+0xef/0x1d0 [57488.643523] __vfs_write+0x3a/0x190 [57488.643530] ? common_file_perm+0x4d/0x140 [57488.643535] ? apparmor_file_permission+0x1a/0x20 [57488.643541] ? security_file_permission+0x2f/0xb0 [57488.643547] vfs_write+0xb1/0x1a0 [57488.643553] ksys_write+0x55/0xc0 [57488.643558] __x64_sys_write+0x1a/0x20 [57488.643565] do_syscall_64+0x5a/0x120 [57488.643571] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [57488.643576] RIP: 0033:0x7f4d327e72b7 [57488.643578] Code: 44 00 00 41 54 55 49 89 d4 53 48 89 f5 89 fb 48 83 ec 10 e8 5b fd ff ff 4c 89 e2 41 89 c0 48 89 ee 89 df b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 48 89 44 24 08 e8 94 fd ff ff 48 [57488.643637] RSP: 002b:00007ffe92f0c220 EFLAGS: 00000293 ORIG_RAX: 0000000000000001 [57488.643642] RAX: ffffffffffffffda RBX: 0000000000000013 RCX: 00007f4d327e72b7 [57488.643646] RDX: 0000000000000008 RSI: 00007ffe92f0c258 RDI: 0000000000000013 [57488.643649] RBP: 00007ffe92f0c258 R08: 0000000000000000 R09: 0000000000000016 [57488.643652] R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000008 [57488.643656] R13: 000055c72f148050 R14: 000055c72d251421 R15: 0000000000000000 [57488.643660] Modules linked in: cpuid cmac rfcomm pci_stub vboxpci(OE) vboxnetadp(OE) vboxnetflt(OE) vboxdrv(OE) ccm uhid hid bnep ec_sys binfmt_misc nls_iso8859_1 intel_rapl x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass morus1280_avx2 morus1280_sse2 morus1280_glue morus640_sse2 morus640_glue aegis256_aesni aegis128l_aesni aegis128_aesni crct10dif_pclmul arc4 crc32_pclmul ghash_clmulni_intel ath3k(OE) pcbc ath9k(OE) ath9k_common(OE) aesni_intel aes_x86_64 ath9k_hw(OE) ath(OE) btusb(OE) btrtl btbcm btintel snd_hda_codec_hdmi bluetooth ecdh_generic crypto_simd uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common rtsx_usb_ms videodev memstick rts5139(OE) cryptd glue_helper intel_cstate media ideapad_laptop(OE) snd_hda_codec_conexant snd_hda_codec_generic [57488.643744] mac80211 snd_hda_intel snd_hda_codec intel_rapl_perf snd_hda_core snd_hwdep snd_pcm cfg80211 joydev input_leds snd_seq_midi serio_raw snd_seq_midi_event snd_rawmidi snd_seq snd_seq_device snd_timer mei_me mei sparse_keymap mac_hid lpc_ich snd soundcore sch_fq_codel parport_pc ppdev lp parport ip_tables x_tables rtsx_usb_sdmmc rtsx_usb i915 i2c_algo_bit drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ahci drm psmouse libahci r8169 mii video [57488.643801] CR2: ffffbb1dc2bdfdf0 [57488.643805] ---[ end trace 55ff46f96c93db9b ]--- [57488.643844] RIP: 0010:ieee80211_regulatory_limit_wmm_params.part.19+0x68/0xe0 [mac80211] [57488.643847] Code: ef ff 48 85 c0 74 74 48 3d 00 f0 ff ff 77 6c 48 8b 40 18 48 85 c0 74 63 83 bb d0 0a 00 00 03 4a 8d 0c e0 75 05 4a 8d 4c e0 20 <0f> b7 01 41 0f b7 7d 02 41 0f b7 55 00 66 39 c7 0f 47 c7 41 0f b7 [57488.643914] RSP: 0018:ffffbb1dc12078d0 EFLAGS: 00010297 [57488.643919] RAX: ffffbb1dc2bdfdf0 RBX: ffff9fb284a868c0 RCX: ffffbb1dc2bdfdf0 [57488.643923] RDX: 000000000024f4f0 RSI: 000000000024cde0 RDI: ffff9fb201562da0 [57488.643927] RBP: ffffbb1dc12078e8 R08: ffff9fb28f29aaa0 R09: 0000000000000000 [57488.643930] R10: 000000000000ffff R11: 00000000000003ff R12: 0000000000000000 [57488.643934] R13: ffffbb1dc120791e R14: ffff9fb284218760 R15: 0000000000000000 [57488.643939] FS: 00007f4d34fedfc0(0000) GS:ffff9fb28f280000(0000) knlGS:0000000000000000 [57488.643943] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [57488.643947] CR2: ffffbb1dc2bdfdf0 CR3: 00000001c2824002 CR4: 00000000001606e0 -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1775772 Title: Atheros Wireless ath9k random segmentation fault ath9k_cmn_rx_skb_postprocess+0x4b/0x130 [ath9k_common] To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/linux/+bug/1775772/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
