[Xen-bugs] [Bug 1616] CPU panic when running cpu offline

[bugzilla-daemon@xxxxxxxxxxxxxxxxxxx]

http://bugzilla.xensource.com/bugzilla/show_bug.cgi?id=1616





------- Comment #1 from jiajun.xu@xxxxxxxxx  2010-05-24 23:14 -------
The issue occur every time when we offline cpu. 
The serial output when offline cpu:

########
(XEN) Broke affinity for irq 82
(XEN) ----[ Xen-4.1-unstable  x86_32p  debug=y  Tainted:    C ]----
(XEN) CPU:    4
(XEN) ----[ Xen-4.1-unstable  x86_32p  debug=y  Tainted:    C ]----
(XEN) CPU:    3
(XEN) EIP:    e008:[<ff11cdca>]EIP:    e008:[<ff11cdca>] check_lock+0x1a/0x44
(XEN) EFLAGS: 00010046    check_lock+0x1a/0x44
(XEN) EFLAGS: 00010046   CONTEXT: hypervisor
(XEN) CONTEXT: hypervisor
(XEN) eax: 00000001   ebx: 00000001   ecx: 00000104   edx: 00000007
(XEN) eax: 00000001   ebx: 00000001   ecx: 00000104   edx: 00000007
(XEN) esi: ff290024   edi: ff271c00   ebp: ff2e3ec0   esp: ff2e3ebc
(XEN) esi: ff292024   edi: ff271c00   ebp: ff2d7ec0   esp: ff2d7ebc
(XEN) cr0: 8005003b   cr4: 000026f0   cr3: 00290ca0   cr2: 00000104
(XEN) cr0: 8005003b   cr4: 000026f0   cr3: 2c958000   cr2: 00000104
(XEN) ds: e010   es: e010   fs: 00d8   gs: 0000   ss: e010   cs: e008
(XEN) ds: e010   es: e010   fs: 00d8   gs: 0000   ss: e010   cs: e008
(XEN) Xen stack trace from esp=ff2e3ebc:
(XEN)   Xen stack trace from esp=ff2d7ebc:
(XEN)    00000100 00000100 ff2e3ecc ff11d100 00000002 ff2d7ecc ff2e3eec
ff11d100 ff11f5ac 00000001 00000100 ff2d7eec 00000086 ff11f5ac
(XEN)    00000100 00000086
(XEN)    00000286 ff2e6000 00000286 ff290000 ff2dc000 ffffffff ff2e3f7c
ff11bf7d ff292000 ff290024 ff215d40 ffffffff
(XEN)    3ccda465 ff2d7f7c 0000004d 00000001 00000001 00000000 ff11bf7d
00000005 3ccda465 0000004d ff292024
(XEN)    ff215d40
(XEN)    3ccd4921 0000004d 00000000 3cd6de12 ff2d7f3c 0000c44a ff11a613
00000000 3ccd4921 ff2e9024 0000004d 00000000
(XEN)    ff2e3f54 00005958 00000000 ff2e9074 0000004d ff2e9020 00000000
ff290000
(XEN)    ff2d7f8c 3ccda465 ff2de074 ff292044 ff292000
(XEN)    3ccd4921 0000004d 0000004d ff2e9060 ff2de060 00000001 00000002
ed61f0a0 00000004 ff2de100 ff2feb30 ff2e9020 00000001 ff2de100
(XEN)    0000004d ed61f0a0 ff2e6000
(XEN)    3cd61ac2 ff2dc000 ffffffff ffffffff ffffffff aaaaaaaa ffffffff
00000003 00000003 ff2d7fb4 ff2e3fb4 00000004 00000004 ff2d7fb4
(XEN)   
(XEN)    ff2d7f9c ff2e3f9c ff11cc3b ff11cc3b 00000003 00000004 ff2e3fac
ff2d7fac 00000000 00000000 ff290000 ff292000 0000000d 00000000 ff2e3fac
ff2d7fbc
(XEN)   
(XEN)    ff2d7fac ff11cc55 deadbeef ff2e3fac ff11cc55 deadbeef deadbeef
deadbeef 00d1c037 00d28037 ff1d55a6 ff1d55a6 ed61f0a0 deadbeef deadbeef
(XEN)    00000003 c1718c58 00000004
(XEN)    ed61f120 ed61f120 ed61f520 eb1d5e60 0000000d 00000000 000d0000
ec867f90 c10021a5 00000000 00000061 000d0000
(XEN)    00000246 c10023a7 eb1d5e48 00000061
(XEN)    00000246 00000069 0000007b ec867f80 00000069 0000007b 0000007b
000000d8 00000000 00000003 0000007b 000000d8 00000000
(XEN)    00000004
(XEN)    ff290000 ff292000
(XEN) 
(XEN) Xen call trace:
(XEN)    Xen call trace:
(XEN)    [<ff11cdca>][<ff11cdca>] check_lock+0x1a/0x44
(XEN)    [<ff11d100>] check_lock+0x1a/0x44
(XEN)    [<ff11d100>] _spin_lock+0xf/0x2b
(XEN)    [<ff11f5ac>] _spin_lock+0xf/0x2b
(XEN)    [<ff11f5ac>] stop_timer+0x33/0xaa
(XEN)    [<ff11bf7d>] stop_timer+0x33/0xaa
(XEN)    [<ff11bf7d>] schedule+0x6a0/0x711
(XEN)    [<ff11cc3b>] schedule+0x6a0/0x711
(XEN)    [<ff11cc3b>] __do_softirq+0x67/0x71
(XEN)    [<ff11cc55>] __do_softirq+0x67/0x71
(XEN)    [<ff11cc55>] do_softirq+0x10/0x12
(XEN)    
(XEN)  do_softirq+0x10/0x12
(XEN)    Pagetable walk from 00000104:
(XEN) 
(XEN)  L3[0x000] = 000000002f867001 0002ad8a
(XEN) Pagetable walk from 00000104:
(XEN)  L2[0x000] = 0000000000000000 ffffffff 
(XEN)  L3[0x000] = 000000002c959001 00027c98
(XEN) 
(XEN) ****************************************
(XEN)  L2[0x000] = 000000002c906067 00027ceb 
(XEN) Panic on CPU 3:
(XEN)  L1[0x000] = 0000000000000000 ffffffff
(XEN) FATAL PAGE FAULT
(XEN) [error_code=0000]
(XEN) Faulting linear address: 00000104
(XEN) ****************************************
(XEN) 
(XEN) Reboot in five seconds...
(XEN) 
(XEN) ****************************************
(XEN) Panic on CPU 4:
(XEN) FATAL PAGE FAULT
(XEN) [error_code=0000]
(XEN) Faulting linear address: 00000104
(XEN) ****************************************
(XEN) 
(XEN) Reboot in five seconds...
Press any key to continue.
Press any key to continue.
Press any key to continue.
#############


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