Details
Minor Description
If "crashkernel=128M@32M" or "crashkernel=128M@16M" option is used at xen cmdline Dom0 start crash with "unhandled page fault" @ entry.S. If there is no "crashkernel" option or "crashkernel=128M@128M" is used Dom0 starts OK. XS7 beta3 was without this error.
mapping kernel into physical memory about to get started... (XEN) [ 5.359324] d0v0: unhandled page fault (ec=0000) (XEN) [ 5.359327] Pagetable walk from ffff88010278a080: (XEN) [ 5.359329] L4[0x110] = 0000000439a0d067 0000000000001a0d (XEN) [ 5.359332] L3[0x004] = 0000000000000000 ffffffffffffffff (XEN) [ 5.359339] domain_crash_sync called from entry.S: fault at ffff82d080236aa3 entry.o#create_bounce_frame+0x12b/0x13a (XEN) [ 5.359342] Domain 0 (vcpu#0) crashed on cpu#0: (XEN) [ 5.359344] ----[ Xen-4.6.1-xs125300 x86_64 debug=n Not tainted ]---- (XEN) [ 5.359346] CPU: 0 (XEN) [ 5.359348] RIP: e033:[<ffffffff81005dea>] (XEN) [ 5.359350] RFLAGS: 0000000000000282 EM: 1 CONTEXT: pv guest (d0v0) (XEN) [ 5.359354] rax: ffff88010278a080 rbx: ffffffff81a10000 rcx: ffff880000000080 (XEN) [ 5.359357] rdx: 00003ffffffff000 rsi: ffffffff81a01de4 rdi: 000000043a95c067 (XEN) [ 5.359360] rbp: ffffffff81a01df8 rsp: ffffffff81a01da0 r8: 00003ffffffff000 (XEN) [ 5.359362] r9: ffff880000000000 r10: 0000000000000001 r11: 0000000000000001 (XEN) [ 5.359365] r12: ffffffff80000000 r13: ffffffff81a10000 r14: 0000000000000000 (XEN) [ 5.359367] r15: 0000000000000082 cr0: 000000008005003b cr4: 00000000001526e0 (XEN) [ 5.359369] cr3: 0000000439a0c000 cr2: ffff88010278a080 (XEN) [ 5.359371] ds: 0000 es: 0000 fs: 0000 gs: 0000 ss: e02b cs: e033 (XEN) [ 5.359373] Guest stack trace from rsp=ffffffff81a01da0: (XEN) [ 5.359374] ffff880000000080 0000000000000001 0000000000000000 ffffffff81005dea (XEN) [ 5.359378] 000000010000e030 0000000000010082 ffffffff81a01de0 000000000000e02b (XEN) [ 5.359381] 0000000181a10000 ffffffff81a10000 ffffffff80000000 ffffffff81a01e40 (XEN) [ 5.359385] ffffffff810067f6 0000000000000001 0000000000000001 ffffffff81a10000 (XEN) [ 5.359388] ffffffff80000000 ffffffff83d79000 0000000000000000 ffffffff81dfffff (XEN) [ 5.359391] ffffffff81a01e78 ffffffff81aedf2d 000000000114b000 0000000001000000 (XEN) [ 5.359395] 0000000000000000 0000000000000000 0000000000000000 ffffffff81a01ef0 (XEN) [ 5.359397] ffffffff81add76b 0000000000000000 0000000000000000 ffffffff81a01ef0 (XEN) [ 5.359400] ffffffff81a01f08 ffffffff00000010 ffffffff81a01f00 ffffffff81a01ec0 (XEN) [ 5.359404] 0000000000000000 ffffffffffffffff ffffffff81b69900 0000000000000000 (XEN) [ 5.359407] 0000000000000000 0000000000000000 ffffffff81a01f30 ffffffff81ad5bb9 (XEN) [ 5.359410] 0000000000000000 ffffffff81b732c0 ffffffff81a01f60 00000000ffffffff (XEN) [ 5.359413] 0000000000000000 0000000000000000 ffffffff81a01f40 ffffffff81ad55ee (XEN) [ 5.359416] ffffffff81a01ff8 ffffffff81ad8b48 000306e400000000 0000000100200800 (XEN) [ 5.359420] 0300000100000032 0000000000000005 0000000000000020 0000000000000000 (XEN) [ 5.359423] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) [ 5.359425] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) [ 5.359428] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) [ 5.359430] 0000000000000000 0000000000000000 0000000000000000 0000000000000000 (XEN) [ 5.359433] 0f00000060c0c748 ccccccccccccc305 cccccccccccccccc cccccccccccccccc (XEN) [ 5.359473] Hardware Dom0 crashed: rebooting machine in 5 seconds. (XEN) [ 10.656642] Resetting with ACPI MEMORY or I/O RESET_REG.
