Date: Sun, 22 May 2016 09:47:08 +0300 From: Andrey Chernov <ache@freebsd.org> To: current@freebsd.org Subject: Recent -current cpucontrol panic: [cpuctl, 129]: cannot bind to target cpu 1 Message-ID: <065e93bb-5269-b726-52cc-2f961656e5f9@freebsd.org>
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With microcode_update_enable="YES" in rc.conf: db:0:kdb.enter.panic> show pcpu cpuid = 1 dynamic pcpu = 0xfffffe02ac1fd300 curthread = 0xfffff8000ae75a00: pid 736 "cpucontrol" curpcb = 0xfffffe023754eb80 fpcurthread = none idlethread = 0xfffff800022b5000: tid 100003 "idle: cpu1" curpmap = 0xfffff8000af02138 tssp = 0xffffffff80c1cf78 commontssp = 0xffffffff80c1cf78 rsp0 = 0xfffffe023754eb80 gs32p = 0xffffffff80c237d0 ldt = 0xffffffff80c23810 tss = 0xffffffff80c23800 db:0:kdb.enter.panic> bt Tracing pid 736 tid 100121 td 0xfffff8000ae75a00 kdb_enter() at kdb_enter+0x3b/frame 0xfffffe023754e620 vpanic() at vpanic+0x19f/frame 0xfffffe023754e6a0 kassert_panic() at kassert_panic+0x126/frame 0xfffffe023754e710 cpuctl_do_cpuid_count() at cpuctl_do_cpuid_count+0x85/frame 0xfffffe023754e750 cpuctl_ioctl() at cpuctl_ioctl+0x389/frame 0xfffffe023754e800 devfs_ioctl_f() at devfs_ioctl_f+0x156/frame 0xfffffe023754e860 kern_ioctl() at kern_ioctl+0x204/frame 0xfffffe023754e8c0 sys_ioctl() at sys_ioctl+0x171/frame 0xfffffe023754e9a0 amd64_syscall() at amd64_syscall+0x28e/frame 0xfffffe023754eab0 Xfast_syscall() at Xfast_syscall+0xfb/frame 0xfffffe023754eab0 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip = 0x8009778ea, rsp = 0x7fffffffe788, rbp = 0x7fffffffe7d0 ---
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