Re: [Xen-devel] [BUG] hhvm running on Ubuntu 13.04 with Xen Hypervisor - linux kernel panic

[Konrad Rzeszutek Wilk <konrad.wilk@xxxxxxxxxx>]

On Wed, Sep 18, 2013 at 11:21:18AM +0000, Craig Carnell wrote:
> Hi,
> 
> I am trying out hiphop vm (the php just in time compiler). My setup is a 
> Rackspace Cloud Server running Ubuntu 13.04 with kernel 3.8.0-30-generic 
> #44-Ubuntu SMP Thu Aug 22 20:52:24 UTC 2013 x86_64 x86_64 x86_64 GNU/Linux
> 
> The cloud server uses Xen Hypervisor.
> 
> Hiphopvm is compiled from source using the github repo. When running hhvm 
> from the command line (without any options or php application) the system 
> immediately crashes, throwing linux into a kernel panic and thus death.
> 

And what happens if you run 'perf' by itself?


> I have reported this issue on hiphop github issue page:
> 
> https://github.com/facebook/hiphop-php/issues/1065
> 
> I am not sure if this is a linux kernel bug or a xen hypervisor bug:
> 
> The output of /var/log/syslog:
> 
> Sep 18 10:55:58 web kernel: [92118.674736] general protection fault: 0000 
> [#1] SMP
> Sep 18 10:55:58 web kernel: [92118.674754] Modules linked in: xenfs(F) 
> xen_privcmd(F) xt_tcpudp(F) nf_conntrack_ipv4(F) nf_defrag_ipv4(F) 
> xt_state(F) nf_conntrack(F) xt_comment(F) iptable_filter(F) ip_tables(F) 
> x_tables(F) microcode(F) lp(F) parport(F)
> Sep 18 10:55:58 web kernel: [92118.674781] CPU 0
> Sep 18 10:55:58 web kernel: [92118.674787] Pid: 5020, comm: hhvm Tainted: GF  
>           3.8.0-30-generic #44-Ubuntu
> Sep 18 10:55:58 web kernel: [92118.674795] RIP: e030:[<ffffffff81003046>]  
> [<ffffffff81003046>] native_read_pmc+0x6/0x20
> Sep 18 10:55:58 web kernel: [92118.674809] RSP: e02b:ffff8800026b9d20  
> EFLAGS: 00010083
> Sep 18 10:55:58 web kernel: [92118.674814] RAX: ffffffff81c1bd80 RBX: 
> 0000000000000000 RCX: 0000000000000000
> Sep 18 10:55:58 web kernel: [92118.674819] RDX: 0000000000005f6c RSI: 
> ffff8800f7c81900 RDI: 0000000000000000
> Sep 18 10:55:58 web kernel: [92118.674824] RBP: ffff8800026b9d20 R08: 
> 00000000000337d8 R09: ffff8800e933dcc0
> Sep 18 10:55:58 web kernel: [92118.674830] R10: 00007fff2d3caea0 R11: 
> 0000000000000246 R12: ffff8800f87ecc00
> Sep 18 10:55:58 web kernel: [92118.674835] R13: ffff800000000001 R14: 
> ffff8800f87ecd70 R15: 0000000000000010
> Sep 18 10:55:58 web kernel: [92118.674844] FS:  00007f43d4c9b180(0000) 
> GS:ffff8800ffc00000(0000) knlGS:0000000000000000
> Sep 18 10:55:58 web kernel: [92118.674850] CS:  e033 DS: 0000 ES: 0000 CR0: 
> 000000008005003b
> Sep 18 10:55:58 web kernel: [92118.674855] CR2: 000000000105ebc0 CR3: 
> 00000000025cd000 CR4: 0000000000000660
> Sep 18 10:55:58 web kernel: [92118.674861] DR0: 0000000000000000 DR1: 
> 0000000000000000 DR2: 0000000000000000
> Sep 18 10:55:58 web kernel: [92118.674867] DR3: 0000000000000000 DR6: 
> 00000000ffff0ff0 DR7: 0000000000000400
> Sep 18 10:55:58 web kernel: [92118.674872] Process hhvm (pid: 5020, 
> threadinfo ffff8800026b8000, task ffff8800f7cfc5c0)
> Sep 18 10:55:58 web kernel: [92118.674879] Stack:
> Sep 18 10:55:58 web kernel: [92118.674882]  ffff8800026b9d58 ffffffff81024625 
> 0000000000000000 ffff8800f87ecc00
> Sep 18 10:55:58 web kernel: [92118.674893]  ffff8800f7c8190c ffffffff811231a0 
> 0000000000000005 ffff8800026b9d68
> Sep 18 10:55:58 web kernel: [92118.674902]  ffffffff81024689 ffff8800026b9d90 
> ffffffff811232a6 00000000ffff02ff
> Sep 18 10:55:58 web kernel: [92118.674911] Call Trace:
> Sep 18 10:55:58 web kernel: [92118.674920]  [<ffffffff81024625>] 
> x86_perf_event_update+0x55/0xb0
> Sep 18 10:55:58 web kernel: [92118.674929]  [<ffffffff811231a0>] ? 
> perf_read+0x2f0/0x2f0
> Sep 18 10:55:58 web kernel: [92118.674936]  [<ffffffff81024689>] 
> x86_pmu_read+0x9/0x10
> Sep 18 10:55:58 web kernel: [92118.674942]  [<ffffffff811232a6>] 
> __perf_event_read+0x106/0x110
> Sep 18 10:55:58 web kernel: [92118.674951]  [<ffffffff810b9987>] 
> smp_call_function_single+0x147/0x170
> Sep 18 10:55:58 web kernel: [92118.674959]  [<ffffffff811240d0>] ? 
> perf_mmap+0x2f0/0x2f0
> Sep 18 10:55:58 web kernel: [92118.674966]  [<ffffffff81122dda>] 
> perf_event_read+0x10a/0x110
> Sep 18 10:55:58 web kernel: [92118.674972]  [<ffffffff811240d0>] ? 
> perf_mmap+0x2f0/0x2f0
> Sep 18 10:55:58 web kernel: [92118.674979]  [<ffffffff811240dd>] 
> perf_event_reset+0xd/0x20
> Sep 18 10:55:58 web kernel: [92118.674987]  [<ffffffff8111ff08>] 
> perf_event_for_each_child+0x38/0xa0
> Sep 18 10:55:58 web kernel: [92118.674994]  [<ffffffff811240d0>] ? 
> perf_mmap+0x2f0/0x2f0
> Sep 18 10:55:58 web kernel: [92118.675001]  [<ffffffff8112255a>] 
> perf_ioctl+0xba/0x340
> Sep 18 10:55:58 web kernel: [92118.675009]  [<ffffffff811b1885>] ? 
> fd_install+0x25/0x30
> Sep 18 10:55:58 web kernel: [92118.675016]  [<ffffffff811a60e9>] 
> do_vfs_ioctl+0x99/0x570
> Sep 18 10:55:58 web kernel: [92118.675023]  [<ffffffff811a6651>] 
> sys_ioctl+0x91/0xb0
> Sep 18 10:55:58 web kernel: [92118.675031]  [<ffffffff816d575d>] 
> system_call_fastpath+0x1a/0x1f
> Sep 18 10:55:58 web kernel: [92118.675036] Code: 00 00 00 00 00 55 89 f9 48 
> 89 e5 0f 32 31 ff 89 c0 48 c1 e2 20 89 3e 48 09 c2 48 89 d0 5d c3 66 0f 1f 44 
> 00 00 55 89 f9 48 89 e5 <0f> 33 89 c0 48 c1 e2 20 48 09 c2 48 89 d0 5d c3 66 
> 2e 0f 1f 84
> Sep 18 10:55:58 web kernel: [92118.675103] RIP  [<ffffffff81003046>] 
> native_read_pmc+0x6/0x20
> Sep 18 10:55:58 web kernel: [92118.675110]  RSP <ffff8800026b9d20>
> Sep 18 10:55:58 web kernel: [92118.675118] ---[ end trace 1a73231ba5f74716 
> ]---
> 

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