[Bug 109139] New: Locked up kernel when connecting usb dock
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Mon Dec 24 07:43:07 UTC 2018
https://bugs.freedesktop.org/show_bug.cgi?id=109139
Bug ID: 109139
Summary: Locked up kernel when connecting usb dock
Product: DRI
Version: DRI git
Hardware: Other
OS: All
Status: NEW
Severity: normal
Priority: medium
Component: DRM/Intel
Assignee: intel-gfx-bugs at lists.freedesktop.org
Reporter: lionel.g.landwerlin at linux.intel.com
QA Contact: intel-gfx-bugs at lists.freedesktop.org
CC: intel-gfx-bugs at lists.freedesktop.org
I get my kernel locked up quite often when plugin my dock.
This is the last backtrace I got on 4.19.2 :
Dec 24 07:34:45 delly kernel: [ 5393.839629] PGD 0 P4D 0
Dec 24 07:34:45 delly kernel: [ 5393.839632] Oops: 0000 [#1] SMP PTI
Dec 24 07:34:45 delly kernel: [ 5393.839635] CPU: 0 PID: 6027 Comm:
kworker/u8:26 Tainted: G W O 4.19.2+ #72
Dec 24 07:34:45 delly kernel: [ 5393.839636] Hardware name: Dell Inc. XPS 13
9360/0839Y6, BIOS 2.9.0 07/09/2018
Dec 24 07:34:45 delly kernel: [ 5393.839667] Workqueue: i915-dp
i915_digport_work_func [i915]
Dec 24 07:34:45 delly kernel: [ 5393.839672] RIP:
0010:refcount_inc_not_zero_checked+0x0/0x50
Dec 24 07:34:45 delly kernel: [ 5393.839674] Code: c0 74 01 c3 80 3d 75 d0 d2
00 00 75 f6 48 c7 c7 50 ae 47 a4 c6 05 65 d0 d2 00 01 e8 a4 15 cb ff 0f 0b c3
0f 1f 80 00 00 00 00 <8b> 07 8d 50 01 85 c0 74 15 85 d2 74 0b f0 0f b1 17 75 ef
83 fa ff
Dec 24 07:34:45 delly kernel: [ 5393.839675] RSP: 0018:ffff9d60c5437d18 EFLAGS:
00010246
Dec 24 07:34:45 delly kernel: [ 5393.839677] RAX: 0000000000000000 RBX:
ffff8ca6e8ae2a60 RCX: ffff8ca6ebeb6ac1
Dec 24 07:34:45 delly kernel: [ 5393.839678] RDX: ffff8ca6e8ae2a70 RSI:
0000000000000001 RDI: 0000000000000000
Dec 24 07:34:45 delly kernel: [ 5393.839679] RBP: 0000000000000000 R08:
ffff8ca6ee222660 R09: 0000000000000000
Dec 24 07:34:45 delly kernel: [ 5393.839680] R10: 0000000000000000 R11:
ffff8ca6ee220be8 R12: ffff8ca6e8ae2908
Dec 24 07:34:45 delly kernel: [ 5393.839681] R13: 0000000000000001 R14:
0000000000000000 R15: ffff8ca6e8ae2798
Dec 24 07:34:45 delly kernel: [ 5393.839683] FS: 0000000000000000(0000)
GS:ffff8ca6ee200000(0000) knlGS:0000000000000000
Dec 24 07:34:45 delly kernel: [ 5393.839684] CS: 0010 DS: 0000 ES: 0000 CR0:
0000000080050033
Dec 24 07:34:45 delly kernel: [ 5393.839685] CR2: 0000000000000000 CR3:
0000000162c0a001 CR4: 00000000003606f0
Dec 24 07:34:45 delly kernel: [ 5393.839686] Call Trace:
Dec 24 07:34:45 delly kernel: [ 5393.839690] refcount_inc_checked+0x5/0x30
Dec 24 07:34:45 delly kernel: [ 5393.839696]
drm_dp_get_mst_branch_device+0xc2/0xe0 [drm_kms_helper]
Dec 24 07:34:45 delly kernel: [ 5393.839701] drm_dp_mst_hpd_irq+0xde/0x990
[drm_kms_helper]
Dec 24 07:34:45 delly kernel: [ 5393.839723] ?
intel_dp_check_mst_status+0xba/0x1e0 [i915]
Dec 24 07:34:45 delly kernel: [ 5393.839742]
intel_dp_check_mst_status+0xba/0x1e0 [i915]
Dec 24 07:34:45 delly kernel: [ 5393.839761] intel_dp_hpd_pulse+0x1bd/0x2d0
[i915]
Dec 24 07:34:45 delly kernel: [ 5393.839765] ? __switch_to_asm+0x34/0x70
Dec 24 07:34:45 delly kernel: [ 5393.839783] i915_digport_work_func+0xcf/0x160
[i915]
Dec 24 07:34:45 delly kernel: [ 5393.839786] process_one_work+0x1ae/0x3c0
Dec 24 07:34:45 delly kernel: [ 5393.839788] worker_thread+0x30/0x3b0
Dec 24 07:34:45 delly kernel: [ 5393.839790] ?
pwq_unbound_release_workfn+0xd0/0xd0
Dec 24 07:34:45 delly kernel: [ 5393.839792] kthread+0x112/0x130
Dec 24 07:34:45 delly kernel: [ 5393.839793] ? kthread_bind+0x30/0x30
Dec 24 07:34:45 delly kernel: [ 5393.839795] ret_from_fork+0x35/0x40
Dec 24 07:34:45 delly kernel: [ 5393.839797] Modules linked in: tun fuse ctr
ccm snd_usb_audio snd_usbmidi_lib snd_rawmidi snd_seq_device sd_mod sg uas
usb_storage scsi_mod cdc_ether usbnet r8152 mii thunderbolt ipt_MASQUERADE
nf_conntrack_netlink xfrm_user xfrm_algo nft_counter rfcomm nft_chain_nat_ipv4
nf_nat_ipv4
ebtable_filter xt_addrtype ebtables nft_compat xt_conntrack devlink nf_nat
nf_conntrack nf_defrag_ipv6 nf_tables nf_defrag_ipv4 nfnetlink br_netfilter
bridge stp llc cmac bnep overlay btusb btrtl btbcm btintel bluetooth arc4
uvcvideo videobuf2_vmalloc videobuf2_memops videobuf2_v4l2 videobuf2_common
videodev media dr
bg ansi_cprng ecdh_generic pci_stub vboxpci(O) vboxnetadp(O) vboxnetflt(O)
vboxdrv(O) cpufreq_powersave cpufreq_conservative cpufreq_userspace
snd_hda_codec_hdmi msr snd_hda_codec_realtek snd_hda_codec_generic
Dec 24 07:34:45 delly kernel: [ 5393.839833] joydev wmi_bmof dell_wmi
snd_soc_skl dell_laptop snd_soc_skl_ipc dell_smbios snd_soc_sst_ipc
snd_soc_sst_dsp snd_hda_ext_core ath10k_pci snd_soc_acpi_intel_match
snd_soc_acpi dell_wmi_descriptor dcdbas ath10k_core ath binfmt_misc
snd_soc_core intel_rapl snd_compress nls_a
scii x86_pkg_temp_thermal intel_powerclamp mac80211 snd_hda_intel coretemp
nls_cp437 vfat fat snd_hda_codec kvm_intel snd_hda_core kvm snd_hwdep irqbypass
cfg80211 snd_pcm intel_cstate snd_timer intel_uncore intel_rapl_perf efi_pstore
snd evdev i915 serio_raw efivars pcspkr iTCO_wdt iTCO_vendor_support
prime_numbers
drm_kms_helper rtsx_pci_ms soundcore drm memstick mei_me ucsi_acpi
processor_thermal_device typec_ucsi rfkill i2c_algo_bit idma64 mei
intel_soc_dts_iosf intel_pch_thermal wmi hid_multitouch typec intel_vbtn
Dec 24 07:34:45 delly kernel: [ 5393.839864] soc_button_array int3403_thermal
video int340x_thermal_zone battery int3400_thermal acpi_thermal_rel intel_hid
acpi_pad sparse_keymap button ac pcc_cpufreq nfsd auth_rpcgss nfs_acl lockd
grace parport_pc ppdev lp sunrpc parport efivarfs ip_tables x_tables autofs4
ext4 crc
16 mbcache jbd2 fscrypto btrfs zstd_decompress zstd_compress xxhash
algif_skcipher af_alg dm_crypt dm_mod raid10 raid456 async_raid6_recov
async_memcpy async_pq async_xor async_tx xor usbhid raid6_pq libcrc32c
crc32c_generic raid1 raid0 multipath linear md_mod hid_generic crct10dif_pclmul
crc32_pclmul crc32c_intel rt
sx_pci_sdmmc ghash_clmulni_intel pcbc mmc_core aesni_intel aes_x86_64
crypto_simd cryptd glue_helper psmouse nvme xhci_pci i2c_i801 xhci_hcd
nvme_core intel_lpss_pci rtsx_pci intel_lpss usbcore thermal i2c_hid
Dec 24 07:34:45 delly kernel: [ 5393.839901] hid
Dec 24 07:34:45 delly kernel: [ 5393.839903] CR2: 0000000000000000
Dec 24 07:34:45 delly kernel: [ 5393.839905] ---[ end trace 074745869fb168da
]---
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