bash-4.3$ kernel panic at kern/src/rcu.c:325, from core 3: HW TRAP frame at 0xfffffff00002cf40 on core 2 assertion failed: rpi->gp_acked + 1 == READ_ONCE(rsp->gpnum) rax 0x000000000000003d rbx 0xffffffffc8667ec0 Stack Backtrace on Core 3: rcx 0xffffffffc8667ec8 #01 [<0xffffffffc200a3b7>] in backtrace at src/kdebug.c:219 rdx 0x000000271c4914eb #02 [<0xffffffffc2009b7c>] in _panic at src/init.c:266 rbp 0xfffffff000085fd8 #03 [<0xffffffffc20502f9>] in rcu_report_qs_rpi at src/rcu.c:325 rsi 0x0000000000000003 #04 [<0xffffffffc2050c4c>] in rcu_report_qs at src/rcu.c:340 rdi 0xffffffffc8667ec0 #05 [<0xffffffffc2054363>] in __smp_idle at src/smp.c:75 r8 0x0000000000000000 r9 0xffffffffc8667fb8 r10 0x0000000000000078 r11 0xffffffffc8667f78 r12 0xffff800002187d20 r13 0x0000000000000002 r14 0x0000000000000000 r15 0x0000000000000002 trap 0x00000008 Double Fault gsbs 0xffffffffc8667ec0 ROS(Core 3)> fsbs 0x0000000000000000 err 0x--------00000000 rip 0xffffffffc209f2c1 cs 0x------------0008 flag 0x0000000000010246 rsp 0xfffffff000085fd8 ss 0x------------0010 Backtrace of kernel context on Core 2: #01 [<0xffffffffc209f2c1>] in cpu_halt at arch/x86/idle.c:20 #02 [<0xffffffffc205442a>] in __smp_idle at src/smp.c:84 kernel panic at kern/arch/x86/trap.c:541, from core 2: Double fault! Check the kernel stack pointer; you likely ran off the end of the stack. Stack Backtrace on Core 2: #01 [<0xffffffffc200a3b7>] in backtrace at src/kdebug.c:219 #02 [<0xffffffffc2009b7c>] in _panic at src/init.c:266 #03 [<0xffffffffc20aa253>] in handle_double_fault at arch/x86/trap.c:541