On Sat, May 06, 2023 at 06:33:48PM +0700, Moh Oktavi Aziz Nugraha wrote: > [1.] One line summary of the problem: > ThinkPad T430 (BCM20702) Can't Detect Bluetooth Devices Starting from > Kernel v6.1.0 Until Now v6.3.1 > > [2.] Full description of the problem/report: > Last week I installed Ubuntu, but my bluetooth can't detect devices > when I use kernel 6.1 and above. My bluetooth was fine when I used > kernel 6.0 and before. I'm filing this bug on the kernel because when > I tested this bug on Fedora and Ubuntu, the same problem appeared when > I used kernel version 6.1 and above. > The workaround for version 6.1 and above is to run "hcitool scan" on > the terminal if I want to detect bluetooth devices. > There are similar problem in earlier kernel version, but it was fixed > according to this post https://askubuntu.com/a/1169415 > Here is the video i made to reproduce the issue https://youtu.be/pHjOIAk90Zc > Here is the information about my Bluetooth card: > Bus 001 Device 007: ID 0a5c:21e6 Broadcom Corp. BCM20702 Bluetooth 4.0 > [ThinkPad] > What I have tried: > - Installed Fedora 38 and then Install bluetooth firmware > https://github.com/winterheart/broadcom-bt-firmware, and then > downgrade bluez (bluetooth cant detect devices) > - Installed Fedora 37 (no problem, because the default kernel is 6.0) > - installed Ubuntu 23.04 and then install bluetooth firmware > https://github.com/winterheart/broadcom-bt-firmware (bluetooth cant > detect devices) > - Installed Ubuntu 22.10 (no problem, because the default kernel is 5.19) > - Installed Ubuntu 22.04 (no problem, because the default kernel is 5.19) > - Go back to Ubuntu 23.04 and then try these kernel: > v5.15.110 (good) > v5.19.17 (good) > v6.0.12 (good) > v6.0.19 (good) > v6.1.27 (bad) > v6.2.14 (bad) > v6.3.1 (bad) > After trying all of that I came to conclusion that this bug is caused > by the kernel. > I want to try git bisect to find the commit that caused the regression > between kernel versions 6.0 and 6.1, but it might take me a while > since it’s my first time using it. Plus, I’ve got a bunch of college > assignments to finish up this week, so I’m a bit strapped for time. Can you please perform bisection using git to find the culprit? See [1] for details. [1]: https://docs.kernel.org/admin-guide/bug-bisect.html > > [3.] Keywords (i.e., modules, networking, kernel): > bluetooth, networking, broadcom, bcm20702, thinkpad, t430 > > [4.] Kernel information > [4.1.] Kernel version (from /proc/version): > Linux version 6.3.1-060301-generic (kernel@kathleen) > (x86_64-linux-gnu-gcc-12 (Ubuntu 12.2.0-17ubuntu1) 12.2.0, GNU ld (GNU > Binutils for Ubuntu) 2.40) #202304302031 SMP PREEMPT_DYNAMIC Mon May > 1 00:41:22 UTC 2023 > [4.2.] Kernel .config file: > <attachment1-KernelConfig.txt> > > [5.] Most recent kernel version which did not have the bug: > 6.0.19 > > [6.] Output of Oops.. message (if applicable) with symbolic > information resolved (see Documentation/admin-guide/bug-hunting.rst) > I can't find the Oops message when i use "journalctl | grep Oops" > > [7.] A small shell script or example program which triggers the > problem (if possible) > I cant write a shell script yet, but i have made a video to show the > trigger and how to reproduce the issue https://youtu.be/pHjOIAk90Zc > > [8.] Environment > [8.1.] Software (add the output of the ver_linux script here) > <attachment2-Software.txt> > [8.2.] Processor information (from /proc/cpuinfo): > <attachment3-Processor.txt> > [8.3.] Module information (from /proc/modules): > <attachment4-Module.txt> > [8.4.] Loaded driver and hardware information (/proc/ioports, /proc/iomem) > <attachment5-DriverHW.txt> > [8.5.] PCI information ('lspci -vvv' as root) > <attachment6-PCI.txt> > [8.6.] SCSI information (from /proc/scsi/scsi) > <attachment7-SCSI.txt> > [8.7.] Other information that might be relevant to the problem (please > look in /proc and include all information that you think to be > relevant): > <attachment9-lsusb.txt> > > [X.] Other notes, patches, fixes, workarounds: > The workaround for version 6.1 and above is to run "hcitool scan" on > the terminal if I want to detect bluetooth devices. > > NOTE: > I sent this email again because the first time i got a message > Content-Policy reject msg: The message contains HTML subpart, > therefore we consider it SPAM or Outlook Virus. TEXT/PLAIN is accepted.! > ccm 20480 6 - Live 0x0000000000000000 > rfcomm 98304 16 - Live 0x0000000000000000 > vboxnetadp 28672 0 - Live 0x0000000000000000 (OE) > vboxnetflt 32768 0 - Live 0x0000000000000000 (OE) > xt_CHECKSUM 16384 1 - Live 0x0000000000000000 > xt_MASQUERADE 20480 3 - Live 0x0000000000000000 > xt_conntrack 16384 1 - Live 0x0000000000000000 > snd_seq_dummy 16384 0 - Live 0x0000000000000000 > snd_hrtimer 16384 1 - Live 0x0000000000000000 > ipt_REJECT 16384 2 - Live 0x0000000000000000 > nf_reject_ipv4 16384 1 ipt_REJECT, Live 0x0000000000000000 > xt_tcpudp 20480 9 - Live 0x0000000000000000 > nft_compat 20480 16 - Live 0x0000000000000000 > nft_chain_nat 16384 2 - Live 0x0000000000000000 > nf_nat 61440 2 xt_MASQUERADE,nft_chain_nat, Live 0x0000000000000000 > nf_conntrack 196608 3 xt_MASQUERADE,xt_conntrack,nf_nat, Live 0x0000000000000000 > nf_defrag_ipv6 24576 1 nf_conntrack, Live 0x0000000000000000 > nf_defrag_ipv4 16384 1 nf_conntrack, Live 0x0000000000000000 > vboxdrv 688128 2 vboxnetadp,vboxnetflt, Live 0x0000000000000000 (OE) > nf_tables 348160 138 nft_compat,nft_chain_nat, Live 0x0000000000000000 > libcrc32c 16384 3 nf_nat,nf_conntrack,nf_tables, Live 0x0000000000000000 > nfnetlink 24576 2 nft_compat,nf_tables, Live 0x0000000000000000 > cmac 16384 3 - Live 0x0000000000000000 > algif_hash 20480 1 - Live 0x0000000000000000 > algif_skcipher 16384 1 - Live 0x0000000000000000 > af_alg 32768 6 algif_hash,algif_skcipher, Live 0x0000000000000000 > bridge 413696 0 - Live 0x0000000000000000 > stp 16384 1 bridge, Live 0x0000000000000000 > llc 16384 2 bridge,stp, Live 0x0000000000000000 > bnep 32768 2 - Live 0x0000000000000000 > intel_rapl_msr 20480 0 - Live 0x0000000000000000 > intel_rapl_common 40960 1 intel_rapl_msr, Live 0x0000000000000000 > x86_pkg_temp_thermal 20480 0 - Live 0x0000000000000000 > intel_powerclamp 24576 0 - Live 0x0000000000000000 > snd_hda_codec_hdmi 94208 1 - Live 0x0000000000000000 > coretemp 24576 0 - Live 0x0000000000000000 > snd_ctl_led 24576 0 - Live 0x0000000000000000 > btusb 69632 0 - Live 0x0000000000000000 > btrtl 28672 1 btusb, Live 0x0000000000000000 > kvm_intel 528384 0 - Live 0x0000000000000000 > btbcm 28672 1 btusb, Live 0x0000000000000000 > snd_hda_codec_realtek 192512 1 - Live 0x0000000000000000 > btintel 53248 1 btusb, Live 0x0000000000000000 > snd_hda_codec_generic 118784 1 snd_hda_codec_realtek, Live 0x0000000000000000 > uvcvideo 139264 0 - Live 0x0000000000000000 > btmtk 16384 1 btusb, Live 0x0000000000000000 > snd_hda_intel 61440 1 - Live 0x0000000000000000 > binfmt_misc 24576 1 - Live 0x0000000000000000 > kvm 1347584 1 kvm_intel, Live 0x0000000000000000 > videobuf2_vmalloc 20480 1 uvcvideo, Live 0x0000000000000000 > snd_intel_dspcfg 36864 1 snd_hda_intel, Live 0x0000000000000000 > bluetooth 1048576 46 rfcomm,bnep,btusb,btrtl,btbcm,btintel,btmtk, Live 0x0000000000000000 > snd_intel_sdw_acpi 20480 1 snd_intel_dspcfg, Live 0x0000000000000000 > uvc 16384 1 uvcvideo, Live 0x0000000000000000 > irqbypass 16384 1 kvm, Live 0x0000000000000000 > iwldvm 348160 0 - Live 0x0000000000000000 > videobuf2_memops 20480 1 videobuf2_vmalloc, Live 0x0000000000000000 > crct10dif_pclmul 16384 1 - Live 0x0000000000000000 > snd_hda_codec 204800 4 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel, Live 0x0000000000000000 > videobuf2_v4l2 36864 1 uvcvideo, Live 0x0000000000000000 > polyval_clmulni 16384 0 - Live 0x0000000000000000 > polyval_generic 16384 1 polyval_clmulni, Live 0x0000000000000000 > ghash_clmulni_intel 16384 0 - Live 0x0000000000000000 > ecdh_generic 16384 2 bluetooth, Live 0x0000000000000000 > nls_iso8859_1 16384 1 - Live 0x0000000000000000 > mei_pxp 20480 0 - Live 0x0000000000000000 > mei_hdcp 28672 0 - Live 0x0000000000000000 > i915 3919872 37 - Live 0x0000000000000000 > ecc 45056 1 ecdh_generic, Live 0x0000000000000000 > sha512_ssse3 53248 0 - Live 0x0000000000000000 > videodev 344064 2 uvcvideo,videobuf2_v4l2, Live 0x0000000000000000 > snd_hda_core 139264 5 snd_hda_codec_hdmi,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel,snd_hda_codec, Live 0x0000000000000000 > mac80211 1634304 1 iwldvm, Live 0x0000000000000000 > aesni_intel 397312 8 - Live 0x0000000000000000 > snd_hwdep 20480 1 snd_hda_codec, Live 0x0000000000000000 > videobuf2_common 86016 4 uvcvideo,videobuf2_vmalloc,videobuf2_memops,videobuf2_v4l2, Live 0x0000000000000000 > crypto_simd 20480 1 aesni_intel, Live 0x0000000000000000 > snd_pcm 192512 4 snd_hda_codec_hdmi,snd_hda_intel,snd_hda_codec,snd_hda_core, Live 0x0000000000000000 > mc 86016 4 uvcvideo,videobuf2_v4l2,videodev,videobuf2_common, Live 0x0000000000000000 > cryptd 28672 3 ghash_clmulni_intel,crypto_simd, Live 0x0000000000000000 > snd_seq_midi 20480 0 - Live 0x0000000000000000 > rapl 20480 0 - Live 0x0000000000000000 > libarc4 16384 1 mac80211, Live 0x0000000000000000 > snd_seq_midi_event 16384 1 snd_seq_midi, Live 0x0000000000000000 > drm_buddy 20480 1 i915, Live 0x0000000000000000 > ttm 102400 1 i915, Live 0x0000000000000000 > snd_rawmidi 53248 1 snd_seq_midi, Live 0x0000000000000000 > intel_cstate 24576 0 - Live 0x0000000000000000 > drm_display_helper 217088 1 i915, Live 0x0000000000000000 > iwlwifi 569344 1 iwldvm, Live 0x0000000000000000 > thinkpad_acpi 159744 0 - Live 0x0000000000000000 > snd_seq 94208 9 snd_seq_dummy,snd_seq_midi,snd_seq_midi_event, Live 0x0000000000000000 > cec 94208 2 i915,drm_display_helper, Live 0x0000000000000000 > nvram 16384 1 thinkpad_acpi, Live 0x0000000000000000 > think_lmi 45056 0 - Live 0x0000000000000000 > snd_seq_device 16384 3 snd_seq_midi,snd_rawmidi,snd_seq, Live 0x0000000000000000 > rc_core 77824 1 cec, Live 0x0000000000000000 > ledtrig_audio 16384 3 snd_ctl_led,snd_hda_codec_generic,thinkpad_acpi, Live 0x0000000000000000 > mei_me 57344 2 - Live 0x0000000000000000 > firmware_attributes_class 16384 1 think_lmi, Live 0x0000000000000000 > at24 24576 0 - Live 0x0000000000000000 > wmi_bmof 16384 0 - Live 0x0000000000000000 > platform_profile 16384 1 thinkpad_acpi, Live 0x0000000000000000 > snd_timer 49152 3 snd_hrtimer,snd_pcm,snd_seq, Live 0x0000000000000000 > drm_kms_helper 258048 2 i915,drm_display_helper, Live 0x0000000000000000 > cfg80211 1257472 3 iwldvm,mac80211,iwlwifi, Live 0x0000000000000000 > snd 135168 17 snd_hda_codec_hdmi,snd_ctl_led,snd_hda_codec_realtek,snd_hda_codec_generic,snd_hda_intel,snd_hda_codec,snd_hwdep,snd_pcm,snd_rawmidi,thinkpad_acpi,snd_seq,snd_seq_device,snd_timer, Live 0x0000000000000000 > i2c_algo_bit 20480 1 i915, Live 0x0000000000000000 > mei 167936 5 mei_pxp,mei_hdcp,mei_me, Live 0x0000000000000000 > syscopyarea 16384 1 drm_kms_helper, Live 0x0000000000000000 > soundcore 16384 2 snd_ctl_led,snd, Live 0x0000000000000000 > sysfillrect 20480 1 drm_kms_helper, Live 0x0000000000000000 > sysimgblt 16384 1 drm_kms_helper, Live 0x0000000000000000 > input_leds 16384 0 - Live 0x0000000000000000 > joydev 32768 0 - Live 0x0000000000000000 > mac_hid 16384 0 - Live 0x0000000000000000 > serio_raw 20480 0 - Live 0x0000000000000000 > msr 16384 0 - Live 0x0000000000000000 > parport_pc 53248 0 - Live 0x0000000000000000 > ppdev 24576 0 - Live 0x0000000000000000 > lp 28672 0 - Live 0x0000000000000000 > parport 73728 3 parport_pc,ppdev,lp, Live 0x0000000000000000 > drm 712704 17 i915,drm_buddy,ttm,drm_display_helper,thinkpad_acpi,drm_kms_helper, Live 0x0000000000000000 > efi_pstore 16384 0 - Live 0x0000000000000000 > dmi_sysfs 24576 0 - Live 0x0000000000000000 > ip_tables 36864 0 - Live 0x0000000000000000 > x_tables 65536 7 xt_CHECKSUM,xt_MASQUERADE,xt_conntrack,ipt_REJECT,xt_tcpudp,nft_compat,ip_tables, Live 0x0000000000000000 > autofs4 57344 2 - Live 0x0000000000000000 > hid_logitech_hidpp 65536 0 - Live 0x0000000000000000 > crc32_pclmul 16384 0 - Live 0x0000000000000000 > psmouse 212992 0 - Live 0x0000000000000000 > ahci 49152 2 - Live 0x0000000000000000 > hid_logitech_dj 36864 0 - Live 0x0000000000000000 > sdhci_pci 81920 0 - Live 0x0000000000000000 > i2c_i801 40960 0 - Live 0x0000000000000000 > cqhci 40960 1 sdhci_pci, Live 0x0000000000000000 > libahci 57344 1 ahci, Live 0x0000000000000000 > xhci_pci 24576 0 - Live 0x0000000000000000 > i2c_smbus 20480 1 i2c_i801, Live 0x0000000000000000 > e1000e 352256 0 - Live 0x0000000000000000 > sdhci 94208 1 sdhci_pci, Live 0x0000000000000000 > lpc_ich 32768 0 - Live 0x0000000000000000 > xhci_pci_renesas 20480 1 xhci_pci, Live 0x0000000000000000 > video 73728 2 i915,thinkpad_acpi, Live 0x0000000000000000 > wmi 40960 3 think_lmi,wmi_bmof,video, Live 0x0000000000000000 > hid_generic 16384 0 - Live 0x0000000000000000 > usbhid 77824 2 hid_logitech_hidpp,hid_logitech_dj, Live 0x0000000000000000 > hid 176128 4 hid_logitech_hidpp,hid_logitech_dj,hid_generic,usbhid, Live 0x0000000000000000 > 0000-0000 : PCI Bus 0000:00 > 0000-0000 : dma1 > 0000-0000 : pic1 > 0000-0000 : timer0 > 0000-0000 : timer1 > 0000-0000 : keyboard > 0000-0000 : PNP0800:00 > 0000-0000 : PNP0C09:00 > 0000-0000 : EC data > 0000-0000 : keyboard > 0000-0000 : PNP0C09:00 > 0000-0000 : EC cmd > 0000-0000 : rtc0 > 0000-0000 : dma page reg > 0000-0000 : pic2 > 0000-0000 : dma2 > 0000-0000 : fpu > 0000-0000 : PNP0C04:00 > 0000-0000 : pnp 00:01 > 0000-0000 : ACPI PM1a_EVT_BLK > 0000-0000 : ACPI PM1a_CNT_BLK > 0000-0000 : ACPI PM_TMR > 0000-0000 : ACPI CPU throttle > 0000-0000 : ACPI GPE0_BLK > 0000-0000 : iTCO_wdt.1.auto > 0000-0000 : ACPI PM2_CNT_BLK > 0000-0000 : iTCO_wdt.1.auto > 0000-0000 : pnp 00:01 > 0000-0000 : pnp 00:01 > 0000-0000 : PCI conf1 > 0000-0000 : PCI Bus 0000:00 > 0000-0000 : pnp 00:01 > 0000-0000 : pnp 00:01 > 0000-0000 : PCI Bus 0000:04 > 0000-0000 : PCI Bus 0000:02 > 0000-0000 : 0000:00:02.0 > 0000-0000 : 0000:00:1f.2 > 0000-0000 : ahci > 0000-0000 : 0000:00:19.0 > 0000-0000 : 0000:00:1f.2 > 0000-0000 : ahci > 0000-0000 : 0000:00:1f.2 > 0000-0000 : ahci > 0000-0000 : 0000:00:16.3 > 0000-0000 : serial > 0000-0000 : 0000:00:1f.2 > 0000-0000 : ahci > 0000-0000 : 0000:00:1f.2 > 0000-0000 : ahci > 0000-0000 : 0000:00:1f.3 > 0000-0000 : i801_smbus > 00000000-00000000 : Reserved > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : 0000:00:02.0 > 00000000-00000000 : System ROM > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : System RAM > 00000000-00000000 : System RAM > 00000000-00000000 : System RAM > 00000000-00000000 : System RAM > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : ACPI Non-volatile Storage > 00000000-00000000 : ACPI Tables > 00000000-00000000 : System RAM > 00000000-00000000 : Reserved > 00000000-00000000 : Graphics Stolen Memory > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : 0000:00:02.0 > 00000000-00000000 : 0000:00:02.0 > 00000000-00000000 : PCI Bus 0000:02 > 00000000-00000000 : PCI Bus 0000:04 > 00000000-00000000 : PCI Bus 0000:04 > 00000000-00000000 : PCI Bus 0000:03 > 00000000-00000000 : 0000:03:00.0 > 00000000-00000000 : iwlwifi > 00000000-00000000 : PCI Bus 0000:02 > 00000000-00000000 : 0000:02:00.0 > 00000000-00000000 : mmc0 > 00000000-00000000 : 0000:00:19.0 > 00000000-00000000 : e1000e > 00000000-00000000 : 0000:00:14.0 > 00000000-00000000 : xhci-hcd > 00000000-00000000 : 0000:00:1b.0 > 00000000-00000000 : ICH HD audio > 00000000-00000000 : 0000:00:1f.3 > 00000000-00000000 : 0000:00:16.0 > 00000000-00000000 : mei_me > 00000000-00000000 : 0000:00:1f.2 > 00000000-00000000 : ahci > 00000000-00000000 : 0000:00:1d.0 > 00000000-00000000 : ehci_hcd > 00000000-00000000 : 0000:00:1a.0 > 00000000-00000000 : ehci_hcd > 00000000-00000000 : 0000:00:19.0 > 00000000-00000000 : e1000e > 00000000-00000000 : 0000:00:16.3 > 00000000-00000000 : PCI MMCONFIG 0000 [bus 00-3f] > 00000000-00000000 : Reserved > 00000000-00000000 : IOAPIC 0 > 00000000-00000000 : HPET 0 > 00000000-00000000 : PNP0103:00 > 00000000-00000000 : pnp 00:01 > 00000000-00000000 : pnp 00:01 > 00000000-00000000 : pnp 00:01 > 00000000-00000000 : Reserved > 00000000-00000000 : pnp 00:01 > 00000000-00000000 : iTCO_wdt.1.auto > 00000000-00000000 : PCI Bus 0000:00 > 00000000-00000000 : 00:05 TPM > 00000000-00000000 : pnp 00:01 > 00000000-00000000 : pnp 00:00 > 00000000-00000000 : Local APIC > 00000000-00000000 : pnp 00:01 > 00000000-00000000 : System RAM > 00000000-00000000 : Kernel code > 00000000-00000000 : Kernel rodata > 00000000-00000000 : Kernel data > 00000000-00000000 : Kernel bss > 00000000-00000000 : Reserved > 00000000-00000000 : RAM buffer No wonder why this regression is being ignored: the reporter didn't bisect (hence I asked above). To the reporter: Does this regression also occurs on latest mainline (currently v6.5-rc1)? #regzbot poke -- An old man doll... just what I always wanted! - Clara
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