22-Oct-2026 11:41:25: building syzkaller on 57bbd979bc50a3acd0eac610ef944726ba358063... 22-Oct-2026 11:59:10: fetching kernel... 22-Oct-2026 11:59:19: checked out kernel commit f4377bf85887f57b59abb5479f7660a81ffe4449 ("tipc: fix broadcast sender hang on last acker departure", 2026-10-22 11:05:31 +0200 +0200) 22-Oct-2026 11:59:19: cleaning kernel... 22-Oct-2026 12:31:34: building kernel... 22-Oct-2026 12:49:32: kernel built successfully with compiler Debian clang version 22.1.8 (1~deb13u4), Debian LLD 22.1.8 22-Oct-2026 12:49:32: testing patch... 22-Oct-2026 12:59:40: reproduced crash: INFO: rcu detected stall in sys_mprotect