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    Help with a crash dump

    Scheduled Pinned Locked Moved General pfSense Questions
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    • chrismacmahonC
      chrismacmahon
      last edited by

      Are the crashes all the same with this error:

      db:0:kdb.enter.default>  bt
      Tracing pid 12 tid 100026 td 0xfffff8000396b620
      pfslowtimo() at pfslowtimo+0x52/frame 0xfffffe010e6e6810
      softclock_call_cc() at softclock_call_cc+0x13a/frame 0xfffffe010e6e68c0
      

      Or is it different?

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      1 Reply Last reply Reply Quote 0
      • N
        nik.taylor
        last edited by

        This is the latest error I recieved:

        db:0:kdb.enter.default>  bt
        Tracing pid 12 tid 100026 td 0xfffff8000397d620
        ipport_tick() at ipport_tick+0x4e/frame 0xfffffe010e6e6810
        softclock_call_cc() at softclock_call_cc+0x13a/frame 0xfffffe010e6e68c0
        softclock() at softclock+0x79/frame 0xfffffe010e6e68e0
        
        1 Reply Last reply Reply Quote 0
        • chrismacmahonC
          chrismacmahon
          last edited by

          It looks like that's hardware, I would potentially look at changing the on-board battery see if that helps, but I highly doubt it would.

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          • W
            Warden
            last edited by

            Hi,

            I'm experimenting the same kind of issue, my PFsense box crashing on daily basis since a couple of months. I did the same changing the SSD drive but getting the same results.

            Looking at the logs I see the same kind of details as discussed above:

            Fatal trap 12: page fault while in kernel mode
            cpuid = 3; apic id = 06
            fault virtual address	= 0xc46b3dd0
            fault code		= supervisor read data, page not present
            instruction pointer	= 0x20:0xffffffff80d89866
            stack pointer	        = 0x28:0xfffffe01188d6688
            frame pointer	        = 0x28:0xfffffe01188d6688
            code segment		= base 0x0, limit 0xfffff, type 0x1b
            			= DPL 0, pres 1, long 1, def32 0, gran 1
            processor eflags	= interrupt enabled, resume, IOPL = 0
            current process		= 55216 (darkstat)
            ��version.txt������0600����0�������0�������336���������13421446713�  7622� ������ustar���root���������wheel���������FreeBSD 11.2-RELEASE-p6 #3 518496b29ae(RELENG_2_4_4): Wed Dec 12 07:41:44 EST 2018
                root@buildbot2.nyi.netgate.com:/build/ce-crossbuild-244/obj/amd64/ZfGpH5cd/build/ce-crossbuild-244/pfSense/tmp/FreeBSD-src/sys/pfSense��
            Filename: /var/crash/textdump.tar.11
            ddb.txt�����0600����0�������0�������140000������13422124500�  7063� ��ustar���root������wheel����db:0:kdb.enter.default>  run lockinfo
            db:1:lockinfo> show locks
            No such command; use "help" to list available commands
            db:1:lockinfo>  show alllocks
            No such command; use "help" to list available commands
            db:1:lockinfo>  show lockedvnods
            Locked vnodes
            db:0:kdb.enter.default>  show pcpu
            cpuid        = 2
            dynamic pcpu = 0xfffffe018f873480
            curthread    = 0xfffff80003dd0000: pid 12 "irq259: re0"
            curpcb       = 0xfffffe0118646cc0
            fpcurthread  = none
            idlethread   = 0xfffff80003939000: tid 100005 "idle: cpu2"
            curpmap      = 0xffffffff82b83898
            tssp         = 0xffffffff82bb47e0
            commontssp   = 0xffffffff82bb47e0
            rsp0         = 0xfffffe0118646cc0
            gs32p        = 0xffffffff82bbb038
            ldt          = 0xffffffff82bbb078
            tss          = 0xffffffff82bbb068
            db:0:kdb.enter.default>  bt
            Tracing pid 12 tid 100057 td 0xfffff80003dd0000
            turnstile_broadcast() at turnstile_broadcast+0x47/frame 0xfffffe0118646050
            __mtx_unlock_sleep() at __mtx_unlock_sleep+0xb9/frame 0xfffffe0118646080
            pf_state_insert() at pf_state_insert+0xb33/frame 0xfffffe0118646110
            pf_test_rule() at pf_test_rule+0x2c7c/frame 0xfffffe01186465a0
            pf_test() at pf_test+0x20e9/frame 0xfffffe0118646800
            pf_check_in() at pf_check_in+0x1d/frame 0xfffffe0118646820
            pfil_run_hooks() at pfil_run_hooks+0x90/frame 0xfffffe01186468b0
            ip_input() at ip_input+0x441/frame 0xfffffe0118646910
            netisr_dispatch_src() at netisr_dispatch_src+0xa8/frame 0xfffffe0118646960
            ether_demux() at ether_demux+0x173/frame 0xfffffe0118646990
            ether_nh_input() at ether_nh_input+0x32b/frame 0xfffffe01186469f0
            netisr_dispatch_src() at netisr_dispatch_src+0xa8/frame 0xfffffe0118646a40
            ether_input() at ether_input+0x26/frame 0xfffffe0118646a60
            re_rxeof() at re_rxeof+0x601/frame 0xfffffe0118646ad0
            re_intr_msi() at re_intr_msi+0xfc/frame 0xfffffe0118646b20
            intr_event_execute_handlers() at intr_event_execute_handlers+0xe9/frame 0xfffffe0118646b60
            ithread_loop() at ithread_loop+0xe7/frame 0xfffffe0118646bb0
            fork_exit() at fork_exit+0x83/frame 0xfffffe0118646bf0
            fork_trampoline() at fork_trampoline+0xe/frame 0xfffffe0118646bf0
            --- trap 0, rip = 0, rsp = 0, rbp = 0 ---
            

            I also attached the latest crash report to this post: https://forum.netgate.com/post/819822

            Thanks

            chrismacmahonC 1 Reply Last reply Reply Quote 0
            • chrismacmahonC
              chrismacmahon @Warden
              last edited by chrismacmahon

              @warden said in Help with a crash dump:

              your crash is very different from the other one, Can you open a new thread?

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              Do Not PM For Help!

              1 Reply Last reply Reply Quote 1
              • N
                nik.taylor
                last edited by

                It's definitely nut. I uninstalled and there were no crashes. I re-installed and it's started crashing. Is this an integration issue you can look at or should I contact the nut team?

                Thanks.

                1 Reply Last reply Reply Quote 0
                • stephenw10S
                  stephenw10 Netgate Administrator
                  last edited by

                  Yet it still crashed with Nut installed but disabled previously?

                  Were you able to replicate that? It seems hard to imagine that could happen if it really was disabled.

                  If it's a problem with the nut binaries in FreeBSD that would need to be reported upstream but there must be be a lot of people running that in FreeBSD.

                  Do you have any additional crash reports? Anything showing the NUT package specifically?

                  Steve

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                  • N
                    nik.taylor
                    last edited by

                    I'm pretty sure it did. I'm going to disable it again and see if I get a crash dump with nut installed but disabled.

                    Here is the latest crash:

                    0_1551543086047_nut dump.txt

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                    • stephenw10S
                      stephenw10 Netgate Administrator
                      last edited by

                      Mmm, well identical crash then. Implies probably software at least.

                      1 Reply Last reply Reply Quote 0
                      • N
                        nik.taylor
                        last edited by

                        Bumping this thread back up. I've continued to have this problem. I disabled nut for a few months and it didn't go away. I'm seeing crashes about once or twice a week still. Any next debugging steps?

                        Latest crash dump attached.

                        Thanks in advance.

                        crash_dump.txt

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                        • stephenw10S
                          stephenw10 Netgate Administrator
                          last edited by

                          Hmm, well that is three almost identical crashes:

                          hardclock_cnt() at hardclock_cnt+0x131/frame 0xfffffe010e4d44e0
                          handleevents() at handleevents+0xc9/frame 0xfffffe010e4d4530
                          timercb() at timercb+0xad/frame 0xfffffe010e4d4580
                          lapic_handle_timer() at lapic_handle_timer+0xa2/frame 0xfffffe010e4d45c0
                          Xtimerint() at Xtimerint+0xa8/frame 0xfffffe010e4d45c0
                          

                          I got to think it's some issue with the system clock being used on that system.

                          I see it's loading the speedstep driver (est), is powerd enabled? You might disabling it if so. It's been a while since I've seen one but some systems has issues with varying the cpu clock that would throw errors.

                          You could usually work past that by selevting a non variable system timer instead.
                          For example:

                          [2.5.0-DEVELOPMENT][admin@apu.stevew.lan]/root: sysctl kern.timecounter.choice
                          kern.timecounter.choice: ACPI-fast(900) HPET(950) i8254(0) TSC(800) dummy(-1000000)
                          [2.5.0-DEVELOPMENT][admin@apu.stevew.lan]/root: sysctl kern.timecounter.hardware
                          kern.timecounter.hardware: HPET
                          

                          Steve

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                          • N
                            nik.taylor
                            last edited by

                            @stephenw10 said in Help with a crash dump:

                            sysctl kern.timecounter.hardware

                            Thanks very much. powerd is not running.

                            I changed to HPET and will see what happens. I have to be honest, I know next to nothing about system timers so this is a stab in the dark for me. Will report back if anything happens.

                            1 Reply Last reply Reply Quote 0
                            • N
                              nik.taylor
                              last edited by

                              HPET didnt work. My system froze with 're1 watchdog timeout' within about 5 mins. Re-booted, reset HPET and same thing happened.

                              1 Reply Last reply Reply Quote 0
                              • stephenw10S
                                stephenw10 Netgate Administrator
                                last edited by

                                @nik-taylor said in Help with a crash dump:

                                watchdog timeout

                                You saw that error only using the HPET timecounter? What is the default timecounter there?

                                Did it actually 'freeze' or just stop responding to the network? That error is typical when using Realtek NICs but the system usually still responds at the console for example. It's only the NICs that fail.
                                You might try the alternative driver if so. That has been shown to help if the default driver is triggering watchdog timeouts.
                                https://forum.netgate.com/topic/135850/official-realtek-driver-binary-1-95-for-2-4-4-release

                                Steve

                                1 Reply Last reply Reply Quote 0
                                • N
                                  nik.taylor
                                  last edited by

                                  I have seen that error once or twice in the past but it's pretty consistent when i changed to HPET.

                                  It just stopped responding to the network. I could still use a keyboard directly attached to the box.

                                  Default timecounter is TSC.

                                  I'll try the updated driver.

                                  Thanks for helping me keep on top of this.

                                  1 Reply Last reply Reply Quote 0
                                  • stephenw10S
                                    stephenw10 Netgate Administrator
                                    last edited by

                                    No problem.
                                    Yeah if the console was still active but the NIC/driver crashed out definitely try the alternative driver.

                                    Ultimately there's not too much you can do. The Realtek NICs are budget items and not that well supported in FreeBSD.

                                    Steve

                                    N 1 Reply Last reply Reply Quote 0
                                    • N
                                      nik.taylor @stephenw10
                                      last edited by

                                      @stephenw10 - 5 days and no crash. I think the NIC driver patch fixed it. Thanks for all your help. I think I learned my lesson, Intel NIC's from here on out.

                                      1 Reply Last reply Reply Quote 1
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