04-Nov-2026 23:21:57: building syzkaller on b1f1cd885392add389778baffd5cdafbeccb7934... 04-Nov-2026 23:22:19: fetching kernel... 04-Nov-2026 23:22:22: checked out kernel commit 2e8ed1192bdfba1592fdf7720e748e175448d8b0 ("UPSTREAM: ALSA: usb-audio: Don't try to submit URBs after disconnection", 2026-11-04 13:38:55 -0800 -0800) 04-Nov-2026 23:22:22: cleaning kernel... 04-Nov-2026 23:25:00: building kernel... 04-Nov-2026 23:29:02: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 04-Nov-2026 23:29:02: testing patch... 04-Nov-2026 23:34:09: reproduced crash: kernel BUG in ext4_mb_release_inode_pa