Random freezing and blank pages on Brave browser (Windows)

Description of the issue:

It happens very randomly. I have checked task manager and I don’t see any bottlenecking during this freezing when web pages show as blank. There is no 100% cpu, nor gpu, nor max ram usage (no memory leak). It just randomly freezes for a minute and then unfreezes, sometimes it shows “Page unresponsive”.

This doesn’t happen on firefox browser. Only on Brave and I also noticed on Chrome Dev browser (which only has uBlock extension) - at the same time .

It’s been happening for months, since about January/February 2025.

System specs:

  • Lenovo laptop with an external display
  • All the latest drivers
  • 13th Gen Intel(R) Core™ i5-13450HX (Brave uses integrated GPU)
  • NVIDIA GeForce RTX 4050 Laptop GPU
  • 28 GB RAM

How can this issue be reproduced?

  1. It can’t be reproduced, it happens very randomly.

Expected result:

Obviously - not freezing. Smooth operation of the web browser.

Brave Version( check About Brave):

Brave 1.79.126 (Official Build) (64-bit) - Chromium: 137.0.7151.119

Additional Information:

Extensions:

  • ahfgeienlihckogmohjhadlkjgocpleb : Web Store : version 0_2
  • cjpalhdlnbpafiamejdnhcphjbkeiagm : uBlock Origin : version 1_64_0
  • cnojnbdhbhnkbcieeekonklommdnndci : Search by Image : version 8_2_3
  • dhdgffkkebhmkfjojejmpbldmpobfkfo : Tampermonkey : version 5_3_3
  • edacconmaakjimmfgnblocblbcdcpbko : Session Buddy : version 4_0_5
  • fpnmgdkabkmnadcjpehmlllkndpkmiak : Wayback Machine : version 3_4_2
  • gjgiipmpldkpbdfjkgofildhapegmmic : simple-modify-headers : version 1_9_0
  • gjoijpfmdhbjkkgnmahganhoinjjpohk : Screenshot YouTube : version 3_0_0
  • jpblofcpgfjikaapfedldfeilmpgkedf : Save In… : version 3_7_1
  • kfflaeecdhjilaanmlldpbfkjoiiflaj : Imagus mod : version 0_10_15
  • lfmiehmmpeedkckmcgedonopfpghbnob : TWP - Translate Web Pages : version 10_1_0_2
  • lpebgcnlaohcgdfhbffjajlnpifdkllg : mail.com MailCheck : version 8_0_5_0
  • mhjfbmdgcfjbbpaeojofohoefgiehjai : Chrome PDF Viewer : version 1
  • mnojpmjdmbbfmejpflffifhffcmidifd : Brave : version 1_0_0
  • noogafoofpebimajpfpamcfhoaifemoa : The Marvellous Suspender : version 7_1_6_2
  • ocgpenflpmgnfapjedencafcfakcekcd : Redirector : version 3_5_3

LatencyMon:

I’ve run it previously for hours while waiting for Brave to freeze and I couldn’t catch any specific spikes during that moment.

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