Oracle VM: Oracle VM Server 3.2.X Crashes With "Xen BUG At Mm.c:585" (Doc ID 2529943.1)

Last updated on SEPTEMBER 08, 2022

Applies to:

Symptoms

Oracle VM server crashes with information below:

(XEN) Xen BUG at mm.c:585
(XEN) ----[ Xen-4.1.3OVM  x86_64  debug=n  Not tainted ]----
(XEN) CPU:    0
(XEN) RIP:    e008:[<ffff82c480165a92>] invalidate_shadow_ldt+0x132/0x150
(XEN) RFLAGS: 0000000000010202   CONTEXT: hypervisor
(XEN) rax: 0000000000000001   rbx: ffff83103335c000   rcx: 4000000000000000
(XEN) rdx: ffff82c4802ac580   rsi: 0000000000000000   rdi: ffff83007f2b0000
(XEN) rbp: ffff83007f2b0000   rsp: ffff82c480287d18   r8:  0000000000000001
(XEN) r9:  ffff83407e239f10   r10: ffff82c480209700   r11: 0000000000000202
(XEN) r12: ffff83007f2b0000   r13: 0000000000000000   r14: 0000000000892b96
(XEN) r15: 0000000000000002   cr0: 000000008005003b   cr4: 00000000000026f0
(XEN) cr3: 0000000892b96000   cr2: ffff88029ab0dfe0
(XEN) ds: 0000   es: 0000   fs: 0000   gs: 0000   ss: e010   cs: e008
(XEN) Xen stack trace from rsp=ffff82c480287d18:
(XEN)    4000000000000000 ffff82c480167878 0000000000000001 ffff83103335c000
(XEN)    ffff83007f2b0000 0000000000891e7d 0000000000000000 0000000000892b96
(XEN)    0000000000000002 ffff82c48016aa72 0000000000000000 ffff88031d00a110
(XEN)    0000000000000000 ffff83007f2b0210 ffff83007f2b0000 ffff82c48016e665
(XEN)    ffff82c480287f18 ffff82c4802e6960 0040710c4a1e8e08 ffff82c480287e70
(XEN)    ffff83103fff2070 00007ff03335bf60 0000000000000000 ffff82c4801503b8
(XEN)    00000000d000efff ffff83103335c000 ffff83103335c000 0000000000000000
(XEN)    0000000000000000 0000000000000000 009a46330e9d7eb6 ffff88031d00a910
(XEN)    ffff83007f2b0000 ffff83007f2fc000 0000000000000001 ffff82c4802e6960
(XEN)    ffff82c4802e6980 ffff83007f2b0060 ffff82c480123a7d ffff83007f2b0060
(XEN)    ffffffff00000005 0000000000891e7d ffff8802ceac23c8 ffff83007f2b0060
(XEN)    ffff83007f2b0000 0000000000000001 ffff83007f2b0000 ffff83007f2b0210
(XEN)    ffff88031d00a110 ffff82c480287f18 ffff83007f2b0210 ffff83007f2b0208
(XEN)    0000000000000000 ffff82c480112cb2 0000000000000000 ffff83007f2b0218
(XEN)    000000021d00d500 ffff83007f2b0000 ffff8802c7e27cd8 0000000000000002
(XEN)    ffff88031d00a100 0000000000000030 0000000000000001 ffff82c4801f7ac8
(XEN)    0000000000000001 0000000000000030 ffff88031d00a100 0000000000000002
(XEN)    ffff8802c7e27cd8 ffff8802ceac2380 0000000000000202 0000000000000000
(XEN)    0000000000000000 0000000000000000 000000000000000d ffffffff810011aa
(XEN)    0000000000000002 0000000000000002 ffff88031d00a110 0000010000000000
(XEN) Xen call trace:
(XEN)    [<ffff82c480165a92>] invalidate_shadow_ldt+0x132/0x150
(XEN)    [<ffff82c480167878>] get_page_and_type_from_pagenr+0x108/0x120
(XEN)    [<ffff82c48016aa72>] new_guest_cr3+0xf2/0x2b0
(XEN)    [<ffff82c48016e665>] do_mmuext_op+0x5d5/0x1af0
(XEN)    [<ffff82c4801503b8>] __context_switch+0x1b8/0x310
(XEN)    [<ffff82c480123a7d>] add_entry+0x4d/0xc0
(XEN)    [<ffff82c480112cb2>] do_multicall+0x152/0x330
(XEN)    [<ffff82c4801f7ac8>] syscall_enter+0x88/0x8d
(XEN)    
(XEN) Xen BUG at mm.c:585
(XEN)
(XEN) ****************************************
(XEN) Panic on CPU 0:
(XEN) ----[ Xen-4.1.3OVM  x86_64  debug=n  Not tainted ]----
(XEN) Xen BUG at mm.c:585
(XEN) CPU:    8
(XEN) ****************************************
(XEN)
(XEN) Reboot in five seconds...

Changes

Cause

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