------------[ cut here ]------------
[    0.001261] Interrupts were enabled early
[    0.001322] WARNING: CPU: 0 PID: 0 at init/main.c:1023 start_kernel+0x30c/0x384
[    0.001479] Modules linked in:
[    0.001556] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted 6.15.0-rc6-next-20250512 #1 PREEMPT 
[    0.001689] Hardware name: FVP Base RevC (DT)
[    0.001758] pstate: 60000009 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
[    0.001876] pc : start_kernel+0x30c/0x384
[    0.001993] lr : start_kernel+0x30c/0x384
[    0.002112] sp : ffffa99168343e80
[    0.002175] x29: ffffa99168343e90 x28: 0000000000000000 x27: 00000000f6e9a340
[    0.002348] x26: 0000000000000000 x25: 000000000000286e x24: 00000000f2327000
[    0.002521] x23: 00000000f2327000 x22: 00000000ed800000 x21: 00000000ed800000
[    0.002695] x20: ffffa9916834a000 x19: ffffa99168355cc0 x18: 0000000000000044
[    0.002870] x17: 0000000000000004 x16: 0000000000000001 x15: 0000000000000003
[    0.003040] x14: ffffa9916837f2d8 x13: 0000000000000003 x12: 0000000000000003
[    0.003213] x11: 00000000ffffefff x10: c0000000ffffefff x9 : 568d2f412abb0d00
[    0.003388] x8 : 568d2f412abb0d00 x7 : 205d313632313030 x6 : 302e30202020205b
[    0.003564] x5 : ffffa991688c02c0 x4 : ffffa99168343a37 x3 : 0000000000000000
[    0.003737] x2 : 0000000000000000 x1 : ffffa99168343c20 x0 : 000000000000001d
[    0.003909] Call trace:
[    0.003962]  start_kernel+0x30c/0x384 (P)
[    0.004098]  __primary_switched+0x88/0x90
[    0.004236] ---[ end trace 0000000000000000 ]---

[  141.867980] <LAVA_SIGNAL_TESTCASE TEST_CASE_ID=shardfile-sigaltstack RESULT=fail>
shardfile-sigaltstack fail