[parisc-linux] 2.6.0-pa7 and raid1 boot disk not clean do HPMC?

[Joel Soete]

Hi all,

After a panic of my c110 at boot time, I reboot it with kernel 2.6.0-pa7 (build with make defconfig excepted that I try to use 
pdc_console in place of serial_mux) and I got a HPMC:
[snip]
md: sda2 has different UUID to sdb6
md: created md3
md: bind<sda6>
md: bind<sdb6>
md: running: <sdb6><sda6>
md: md3: raid array is not clean -- starting background reconstruction
md: delaying resync of md4 until md5 has finished resync (they share one or more physical units)
raid1: raid set md3 active with 2 out of 2 mirrors
md: considering sdb5 ...
md:  adding sdb5 ...
md: sdb3 has different UUID to sdb5
md: sdb2 has different UUID to sdb5
md:  adding sda5 ...
md: sda3 has different UUID to sdb5
md: sda2 has different UUID to sdb5
md: created md2
md: bind<sda5>
md: bind<sdb5>
md: running: <sdb5><sda5>
md: md2: raid array is not clean -- starting background reconstruction
md: delaying resync of md3 until md4 has finished resync (
<4>
Stack Dump:
1037b418:  1037b418 00048308 00000040 ffe01800
1037b408:  ffe01801 ffffffff 00048308 0037b3b8
1037b3f8:  00000000 0037b3b8 00000000 f0055060
1037b3e8:  00000000 0037b3d0 00000000 0037b3c8
1037b3d8:  00000000 00000000 00000000 00000000
1037b3c8:  1037b080 00000001 00000000 0037b390
1037b3b8:  00048308 0037b378 00000000 101064bc
1037b3a8:  00000000 0037b390 00000000 0037b388
1037b398:  00000005 0037b380 00000005 0037b350
1037b388:  f3f80000 ffe01800 ffe01801 f00556fc
1037b378:  00000001 0037b360 00000000 f00556fc
1037b368:  00000000 0037b310 00000000 fff8a000
1037b358:  00000009 00004800 0038a000 0037f000
1037b348:  fffa0000 8f569c40 0007a120 0037b328
1037b338:  00000000 0037b320 00000001 00a00000
1037b328:  0000000a f3fbf000 f3f80000 0037b2e0
1037b318:  fff80000 00000000 f018700c 0037b2b8
1037b308:  f3f80000 0037b2f0 f3f80000 0037b2b8
1037b2f8:  0037b198 0037b2e0 00000000 0037b2a8
1037b2e8:  00000009 0037b2a0 f0186fe3 000f4000
1037b2d8:  10461844 0037b2c0 00000060 0037b2b8
1037b2c8:  3ff2b00b 00000000 00000000 00008000
1037b2b8:  00380334 00000001 0320008a 1010b088
1037b2a8:  00001350 0037b240 00000014 0037b240
1037b298:  0003f003 f0049d58 00000000 0037b270
1037b288:  00000003 0037b268 ffd05000 0037b240
1037b278:  00000000 f00700c0 0006cbf8 0037b1c8
1037b268:  10461698 000f4000 0320008a 0037b160
1037b258:  00008000 f00700c0 00038dfc 00000000
1037b248:  d29c1bf8 0000001f 00000000 00000000
1037b238:  00000000 0006cbf8 0000000b 10215c34
1037b228:  10215c58 00000000 00000000 00000000
1037b218:  00000000 00000000 00000000 00000000
1037b208:  00000000 00000000 00000000 00000000
1037b1f8:  00000000 00000000 00000000 00000000
1037b1e8:  00000000 00000000 00000000 00000000
1037b1d8:  00000000 00000000 00000000 00000000
1037b1c8:  00000000 00000000 00000000 00000000
1037b1b8:  00000000 00000000 00000000 00000000
1037b1a8:  00000000 00000000 00000000 00000000
1037b198:  00000000 00000000 00000000 00000000
1037b188:  00000000 00000000 00000000 00000000
1037b178:  00000000 00000000 00000000 00000000
1037b168:  00000000 00000000 00000000 00000000
1037b158:  00000000 00000000 00000000 00000000
1037b148:  00000000 00000000 00000000 00000000
1037b138:  00000000 00000000 00000000 00000000
1037b128:  00000000 00000000 00000000 00000000
1037b118:  00000000 00000000 00000000 00000000
1037b108:  00000000 08000000 08000000 10218398
1037b0f8:  17bd8480 00000078 00000020 10378010
1037b0e8:  1047e064 00000005 00000028 00000036
1037b0d8:  102182b0 0000000f 00000000 ffd05805
1037b0c8:  00000000 10461010 000f4000 00000061
1037b0b8:  0000003a 10461698 000f4000 10461844
1037b0a8:  00000010 00000060 10465229 1038e810
1037b098:  00002878 00002817 1047e064 1047e064
1037b088:  10218374 fff0bdc0 000cff0f 00000000
1037b078:  00000000 00000000 00000000 001107cc
1037b068:  00000000 00000000 00000000 00000000
1037b058:  00000000 00000000 00000000 00387000
1037b048:  00000000 00000000 00000000 00000000
1037b038:  00000000 00000000 00000000 00000000
1037b028:  00000000 00000000 00000000 00000000
Kernel addresses on the stack:
[<10106320>] parisc_terminate+0x60/0xb8
[<101064bc>] handle_interruption+0x144/0x5b0
[<1010b088>] intr_check_sig+0x0/0xc
[<10215c34>] serial_in+0x38/0x84

High Priority Machine Check (HPMC): Code=1 regs=1037b080 (Addr=00000000)
      YZrvWESTHLNXBCVMcbcbcbcbOGFRQPDI
PSW: 00000000000011001111111100001111 Not tainted
r00-03  00000000 fff0bdc0 10218374 1047e064
r04-07  1047e064 00002817 00002878 1038e810
r08-11  10465229 00000060 00000010 10461844
r12-15  000f4000 10461698 0000003a 00000061
r16-19  000f4000 10461010 00000000 ffd05805
r20-23  00000000 0000000f 102182b0 00000036
r24-27  00000028 00000005 1047e064 10378010
r28-31  00000020 00000078 17bd8480 10218398
sr0-3   00000000 00000000 00000000 00000000
sr4-7   00000000 00000000 00000000 00000000

IASQ: 00000000 00000000 IAOQ: 10215c58 10215c34
  IIR: d29c1bf8    ISR: 00000000  IOR: 00038dfc
  CPU:        0   CR30: 17bd8000 CR31: 103d1000
  ORIG_R28: 00000000
  IAOQ[0]: serial_in+0x5c/0x84
  IAOQ[1]: serial_in+0x38/0x84
  RP(r2): serial8250_console_write+0xc4/0x380

any idea?

Thanks again for help and happy new year,
	Joel