kernel warning at kern/src/printfmt.c:130, from core 3: _x && _x < ULIM Stack Backtrace on Core 3: #01 [<0xffffffffc200a42c>] in backtrace at src/kdebug.c:235 #02 [<0xffffffffc2009c54>] in _warn at src/init.c:326 #03 [<0xffffffffc2049090>] in vprintfmt at src/printfmt.c:130 #04 [<0xffffffffc2049312>] in vsnprintf at src/printfmt.c:328 #05 [<0xffffffffc2058539>] in vset_errstr at src/syscall.c:509 #06 [<0xffffffffc205866b>] in set_error at src/syscall.c:542 #07 [<0xffffffffc2039a29>] in cmderror at src/ns/parse.c:121 #08 [<0xffffffffc2039b1b>] in lookupcmd at src/ns/parse.c:152 #09 [<0xffffffffc206273c>] in igbectl at drivers/net/etherigbe.c:731 #10 [<0xffffffffc2079479>] in etherwrite at drivers/dev/ether.c:490 #11 [<0xffffffffc2040639>] in rwrite at src/ns/sysfile.c:1117 #12 [<0xffffffffc204088b>] in syswrite at src/ns/sysfile.c:1135 #13 [<0xffffffffc20593e9>] in sys_write at src/syscall.c:1785 #14 [<0xffffffffc2059f49>] in syscall at src/syscall.c:2578 #15 [<0xffffffffc205aaf8>] in run_local_syscall at src/syscall.c:2615 #16 [<0xffffffffc205b039>] in prep_syscalls at src/syscall.c:2635 #17 [<0xffffffffc20ac812>] in sysenter_callwrapper at arch/x86/trap.c:877 kernel panic at kern/arch/x86/trap.c:318, from core 3: Proc-ful Page Fault in the Kernel at 0x000000000000000f! HW TRAP frame at 0xfffffff0000b5960 on core 3 rax 0xfffffff0000b5ad0 rbx 0x000000000000000f rcx 0xffff80000492edc4 rdx 0xffff80000492edc3 rbp 0xfffffff0000b5a48 rsi 0xfffffff0000b5ac8 rdi 0x0000000000000000 r8 0x0000000000000010 r9 0x0000000000000030 r10 0xffff8000000b8f00 r11 0xffffffffc20b89f6 r12 0xffffffffc2048830 r13 0xfffffff0000b5ac8 r14 0x000000000000000f r15 0xffff80000492ed2c trap 0x0000000e Page Fault gsbs 0xffffffffc8e38340 fsbs 0x0000000000000000 err 0x--------00000000 rip 0xffffffffc20192b0 cs 0x------------0008 flag 0x0000000000010296 rsp 0xfffffff0000b5a28 ss 0x------------0010 Backtrace of kernel context on Core 3: