thr3ads.net - Xen devel - [Xen-devel] IPI lost or CPU cannot act on IPI! [Jun 2011]

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xiaoqinghang
2011-Jun-11 00:55 UTC
[Xen-devel] IPI lost or CPU cannot act on IPI!

Anybody has encountered this scene?

Hw env: one intel E5504 cpu, Tylersberg platform.
Sw env: Xen hypervisor contained in Sles11sp1.

Below is loginfo:

(XEN) [2011-06-01 07:12:47] Watchdog timer detects that CPU2 is stuck!
(XEN) [2011-06-01 07:12:47] ----[ Xen-4.0.0_21091_04-0.2.6  x86_64  debug=n  Not
tainted ]----
(XEN) [2011-06-01 07:12:47] CPU:    2
(XEN) [2011-06-01 07:12:47] RIP:    e008:[<ffff82c48010300c>]
__bitmap_empty+0xc/0x90
(XEN) [2011-06-01 07:12:47] RFLAGS: 0000000000000202   CONTEXT: hypervisor
(XEN) [2011-06-01 07:12:47] rax: 00000000000000bf   rbx: ffff83036ff1ff28   rcx:
ffff82c4803943a0
(XEN) [2011-06-01 07:12:47] rdx: 0000000000000000   rsi: 0000000000000080   rdi:
ffff82c4803943a0
(XEN) [2011-06-01 07:12:47] rbp: ffff830368bf0218   rsp: ffff83036ff1f620   r8: 
0000000000000080
(XEN) [2011-06-01 07:12:47] r9:  0000000000000000   r10: 0000000000000000   r11:
0080000000000001
(XEN) [2011-06-01 07:12:47] r12: 0000000000000000   r13: 0000000000000100   r14:
000000000000001c
(XEN) [2011-06-01 07:12:47] r15: ffff83036ff1ff28   cr0: 000000008005003b   cr4:
00000000000026f0
(XEN) [2011-06-01 07:12:47] cr3: 000000020eb90000   cr2: 00000000f7b42000
(XEN) [2011-06-01 07:12:47] ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: e010
cs: e008
(XEN) [2011-06-01 07:12:47] Xen stack trace from rsp=ffff83036ff1f620:
(XEN) [2011-06-01 07:12:47]    ffff82c48016dc23 ffffc90000185c70
0000000000000000 ffffc90000185c88
(XEN) [2011-06-01 07:12:47]    000000000000001c ffff83036ff1fd98
ffff82c48010bb6d ffff83036ff1ff28
(XEN) [2011-06-01 07:12:47]    ffff83036ff1ff28 ffff83036ff1ff28
ffff83036ff1f698 ffff83036ff1ff28
(XEN) [2011-06-01 07:12:47]    0000001c6ff1f730 ffffc900001859e8
000000006ff1f728 ffff88048024e000
(XEN) [2011-06-01 07:12:47]    0000000000000000 0000000000000000
0006000000000030 00000000001b612d
(XEN) [2011-06-01 07:12:47]    ffff830368bd5180 ffff83033cad0000
ffff88048026b000 0000000000000000
(XEN) [2011-06-01 07:12:47]    0000000000000000 0006000000000070
000000000003d054 ffff830368bd5380
(XEN) [2011-06-01 07:12:47]    ffff83033cad0000 ffff8804801e9000
0000000000000000 0000000000000000
(XEN) [2011-06-01 07:12:47]    0006000000000083 00000000000549df
ffff830368bd5418 ffff83033cad0000
(XEN) [2011-06-01 07:12:47]    ffff88048023c000 0000000000000000
0000000000000000 0006000000000047
(XEN) [2011-06-01 07:12:47]    00000000001b5e23 ffff830368bd5238
ffff83033cad0000 ffff8804801c4000
(XEN) [2011-06-01 07:12:47]    0000000000000000 0000000000000000
000600000000004d 00000000000549e0
(XEN) [2011-06-01 07:12:47]    ffff830368bd5268 ffff83033cad0000
ffff8804801a0000 0000000000000000
(XEN) [2011-06-01 07:12:47]    0000000000000000 000600000000004b
00000000000549e1 ffff830368bd5258
(XEN) [2011-06-01 07:12:47]    ffff83033cad0000 ffff8804801d0000
0000000000000000 0000000000000000
(XEN) [2011-06-01 07:12:47]    0006000000000013 00000000001b5e23
ffff830368bd5098 ffff83033cad0000
(XEN) [2011-06-01 07:12:47]    ffff8804801a9000 0000000000000000
0000000000000000 0006000000000040
(XEN) [2011-06-01 07:12:47]    00000000000549e2 ffff830368bd5200
ffff83033cad0000 ffff88048023d000
(XEN) [2011-06-01 07:12:47]    0000000000000000 0000000000000000
0006000000000067 00000000000549e3
(XEN) [2011-06-01 07:12:47]    ffff830368bd5338 ffff83033cad0000
ffff8804801e0000 0000000000000000
(XEN) [2011-06-01 07:12:47] Xen call trace:
(XEN) [2011-06-01 07:12:47]    [<ffff82c48010300c>]
__bitmap_empty+0xc/0x90
(XEN) [2011-06-01 07:12:47]    [<ffff82c48016dc23>]
flush_area_mask+0x103/0x130
(XEN) [2011-06-01 07:12:47]    [<ffff82c48010bb6d>]
gnttab_unmap_grant_ref+0x25d/0x330
(XEN) [2011-06-01 07:12:47]    [<ffff82c48011a280>]
csched_vcpu_wake+0x110/0x1b0
(XEN) [2011-06-01 07:12:47]    [<ffff82c48014c6bd>] vcpu_kick+0x1d/0x80
(XEN) [2011-06-01 07:12:47]    [<ffff82c4801ae2da>]
vioapic_deliver+0xfa/0x2c0
(XEN) [2011-06-01 07:12:47]    [<ffff82c48010e4c2>]
do_grant_table_op+0x72/0x19b0
(XEN) [2011-06-01 07:12:47]    [<ffff82c4801a949d>]
__hvm_pci_intx_assert+0xed/0x100
(XEN) [2011-06-01 07:12:47]    [<ffff82c48010e8b7>]
do_grant_table_op+0x467/0x19b0
(XEN) [2011-06-01 07:12:47]    [<ffff82c4801088c3>] evtchn_send+0x83/0x150
(XEN) [2011-06-01 07:12:47]    [<ffff82c480108ee2>]
do_event_channel_op+0x552/0x10d0
(XEN) [2011-06-01 07:12:47]    [<ffff82c48014c6bd>] vcpu_kick+0x1d/0x80
(XEN) [2011-06-01 07:12:47]    [<ffff82c4801487f5>]
reprogram_timer+0x55/0x90
(XEN) [2011-06-01 07:12:48]    [<ffff82c480121454>]
timer_softirq_action+0x214/0x3e0
(XEN) [2011-06-01 07:12:48]    [<ffff82c48011f470>] __do_softirq+0x70/0x90
(XEN) [2011-06-01 07:12:48]    [<ffff82c4801f0169>]
syscall_enter+0xa9/0xae
(XEN) [2011-06-01 07:12:48]    
(XEN) [2011-06-01 07:12:48] 
(XEN) [2011-06-01 07:12:48] ****************************************
(XEN) [2011-06-01 07:12:48] Panic on CPU 2:
(XEN) [2011-06-01 07:12:48] FATAL TRAP: vector = 2 (nmi)
(XEN) [2011-06-01 07:12:48] [error_code=0000] 
(XEN) [2011-06-01 07:12:48] ****************************************
(XEN) [2011-06-01 07:12:48] 
(XEN) [2011-06-01 07:12:48] Reboot in five seconds...

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Xen devel - Jun 2011 - IPI lost or CPU cannot act on IPI!

[Xen-devel] IPI lost or CPU cannot act on IPI!
