x86/split lock detection log spam on Linux

no4b — Sat, 23 May 2026 22:21:51 GMT

Plan

Premium

Device

Framework Desktop

Operating System

Arch Linux (kernel 7.0.9)

My Issue

Spotify 1.2.90.451-1 spams logs with:

[ 353.153934] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650e23be [ 353.155533] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x55666507865f [ 353.155595] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650e23be [ 353.155607] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650b31a0 [ 353.155610] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650e23be [ 353.155616] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x55666507b34d [ 353.155620] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650e23be [ 353.155630] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x55666506c20a [ 353.155632] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650e23be [ 353.155691] x86/split lock detection: #DB: spotify/4232 took a bus_lock trap at address: 0x5566650792ac [ 359.830426] handle_bus_lock: 4363 callbacks suppressed [ 359.830432] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 359.830472] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x55666507865f [ 359.830475] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 359.830494] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650b31a0 [ 359.830496] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 359.830510] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x55666507b34d [ 359.830512] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 359.830526] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x55666506c20a [ 359.830529] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 359.830611] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650792ac [ 364.833113] handle_bus_lock: 2342 callbacks suppressed [ 364.833119] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650e23be [ 364.833162] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x55666507865f [ 364.833169] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650e23be [ 364.833191] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650b31a0 [ 364.833195] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650e23be [ 364.833210] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x55666507b34d [ 364.833214] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650e23be [ 364.833235] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x55666506c20a [ 364.833242] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650e23be [ 364.833347] x86/split lock detection: #DB: Desktop EventSe/4389 took a bus_lock trap at address: 0x5566650792ac [ 369.876368] handle_bus_lock: 1714 callbacks suppressed [ 369.876372] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 369.876395] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650ab06a [ 369.876400] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 369.876408] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650b31a0 [ 369.876410] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 369.876417] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x55666507b34d [ 369.876419] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 369.876424] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x55666506c20a [ 369.876426] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x5566650e23be [ 369.876431] x86/split lock detection: #DB: Core Thread/4388 took a bus_lock trap at address: 0x55666507b34d [ 375.053143] handle_bus_lock: 814 callbacks suppressed [ 375.053149] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 375.053203] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507865f [ 375.053208] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 375.053241] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507b34d [ 375.053244] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 375.053261] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507865f [ 375.053264] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 375.053276] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666506c20a [ 375.053280] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 375.053288] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507b34d [ 380.072780] handle_bus_lock: 424 callbacks suppressed [ 380.072787] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 380.072843] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507865f [ 380.072847] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 380.072880] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507b34d [ 380.072883] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 380.072900] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507865f [ 380.072903] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 380.072916] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666506c20a [ 380.072919] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 380.072927] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507b34d [ 385.082525] handle_bus_lock: 964 callbacks suppressed [ 385.082532] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 385.082584] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507865f [ 385.082589] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 385.082620] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507b34d [ 385.082623] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 385.082640] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507865f [ 385.082643] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 385.082656] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666506c20a [ 385.082660] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x5566650be66d [ 385.082668] x86/split lock detection: #DB: Media Mixer Ren/4615 took a bus_lock trap at address: 0x55666507b34d [ 390.103173] handle_bus_lock: 480 callbacks suppressed

Re: x86/split lock detection log spam on Linux

bucketofpurple — Sun, 24 May 2026 06:54:32 GMT

remit 400

Re: x86/split lock detection log spam on Linux

no4b — Sun, 24 May 2026 10:46:26 GMT

I have no idea what your answer means.

topic x86/split lock detection log spam on Linux in Desktop (Linux)

x86/split lock detection log spam on Linux

Re: x86/split lock detection log spam on Linux

Re: x86/split lock detection log spam on Linux