30-Sep-2026 16:26:48: building syzkaller on 2c50b6a91afe391fad4d14f7b7d7167d570089dd...
30-Sep-2026 16:35:43: fetching kernel...
30-Sep-2026 16:35:45: checked out kernel commit 0248c33e835ecbec3a591f93fdaae53f7b90a4d6 ("Linux 5.15.221", 2026-09-14 13:20:54 +0200 +0200)
30-Sep-2026 16:35:45: cleaning kernel...
30-Sep-2026 16:41:14: building kernel...
30-Sep-2026 16:46:43: kernel built successfully with compiler Debian clang version 22.1.8 (++20260613092233+e80beda6e255-1~exp1~20260613092250.77), Debian LLD 22.1.8
30-Sep-2026 16:46:43: testing patch...
30-Sep-2026 16:58:04: reproduced crash: INFO: rcu detected stall in sys_rt_sigreturn