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Re: Things todo before we announce

To: lord@xxxxxxx
Subject: Re: Things todo before we announce
From: "Andi Kleen" <ak@xxxxxxx>
Date: Thu, 30 Mar 2000 17:14:49 +0200
Cc: "Andi Kleen" <ak@xxxxxxx>, linux-xfs@xxxxxxxxxxx
In-reply-to: <200003301446.IAA14018@xxxxxxxxxxxxxxxxxxxx>; from lord@xxxxxxx on Thu, Mar 30, 2000 at 08:46:47AM -0600
References: <200003301446.IAA14018@xxxxxxxxxxxxxxxxxxxx>
Sender: owner-linux-xfs@xxxxxxxxxxx
On Thu, Mar 30, 2000 at 08:46:47AM -0600, lord@xxxxxxx wrote:
> If you can make this happen again could you send the back trace from the
> panic cpu - kdb always seems to run on the other cpu from a panic, the
> system went down on cpu 0 and kdb came up on 1. Just do a cpu x to the 
> other cpu and backtrace it.

I did let several cp -a and rm -rf race on the same kernel tree,
which caused this interesting crash (seems to be a different one): 


cp: sgi/linux/ipc/util.h: Invalid argument
cp: sgi/linux/ipc/util.o: Invalid argument
cp: sgi/linux/ipc/msg.o: Invalid argument
cp: sgi/linuxExfntse_iriomngap k_wdbri t(0e xrce3atu6r40ni00ng)  ERonRO pR 
ssor 1 xfPs_aniiomc:ap i_nwvriatlie d reoptuerrannidng
 EdRRueOR  to2 8p
anxicfs @_i 0omxac0p1_4wr6bi9te2
 reetuaxrn =in 0g x0ER0R00OR00 21f8
  ebxxf =s_ 0ioxmc3apa6_5wrei7tce   reetcxur =n in0gxc E03RR5O09R8 428  
exdxfs _= io0mxacp03_w5r09it74e  r e
turensini g = ER0RxcOR2c 21c8
6a0x  fse_idio m=ap 0_xwr00it00e 0r00et3 ur neinspg  =ER 0ROxRc0 22589
85xd fs _eioipma =p_ w0rxic0te14 r6bet9u2 rn in
g EebRRp OR=  208xc
3a6x5fsdd_i0 om a p_swsr =i te0x rc0et2u59rnb1ine g  E RcROsR = 2 08
x000x0fs00_i10o ma pe_wflriagtes  r= e0tux0rn00in1g02 8E6RR  OR
 dsx =fs 0_ix0om0a00p_00wr18i t e  reestu =rn 0inxg00 E00RR00O1R8 2 8 
orixfges_axio m= ap0x_wfrfifftfe ffref tu rn&rinegg s E=RR 0ORxc 23a86
_iE[1nt]kerdbin> g kdb (0xc048e000) on processor 0 due to NonMaskable Interrupt 
@ 0xc0201036
eax = 0x00000300  ebx = 0x000f422d  ecx = 0x00004000  edx = 0x000003fd  
esi = 0xc03fb7a0  edi = 0xc03a3d48  esp = 0xc048fc6c  eip = 0xc0201036  
ebp = 0xc048fc44   ss = 0xc0205690   cs = 0x00000010  eflags = 0x00000002  
 ds = 0x00000018   es = 0x00000018  origeax = 0x00000300  &regs = 0xc048fc10
[0]kdb> cpu 1
Entering kdb (0xc3a64000) on processor 1 due to cpu switch
[1]kdb> bt
    EBP       EIP         Function(args)
0xc3a65b88 0xc0241eb6  kdb_getscancode+0x82( 0xc3a65bf4, 0xff)
0xc3a65b98 0xc0242058  kdba_read+0x10( 0xc3a65bf4, 0xff)
0xc3a65ba8 0xc019af40  kdb_read+0x10( 0xc3a65bf4, 0xff, 0xc0272ef9, 0x1)
0xc3a65bc8 0xc019af6a  kdb_getstr+0x26( 0xc3a65bf4, 0xff, 0xc0272ef9, 
0xc3a65cf4 0xc0199330  kdb+0x498( 0x4, 0x0, 0xc3a65d6c)
0xc3a65d08 0xc0242b83  kdba_callback_die+0x1b( 0xc3a65d6c, 0x0, 0xffffffff, 
0xc3a65d2c 0xc010c466  die+0x86( 0xc0248c86, 0xc3a65d6c, 0x0)
0xc3a65d44 0xc010c5ae  die_if_no_fixup+0x36( 0xc0248c86, 0xc3a65d6c, 0x0)
0xc3a65d5c 0xc010c9a5  do_invalid_op+0x2d( 0xc3a65d6c, 0x0, 0xc3a65e7c, 
0xc0350984, 0xc0350974)
0xc3a65dd0 0xc010bebd  error_code+0x2d( 0xc53eaba0, 0xc1027230, 0x2, 
0xc3a65e7c, 0x1)
0xc3a65e18 0xc0145d46  __pagebuf_do_delwri+0xea( 0xc53eaba0, 0xc3a65ed8, 0x0, 
0x0, 0xff2d60d8)
0xc3a65e90 0xc0146249  _pagebuf_file_write+0x159( 0xc5aaf200, 0xc3a65ed8)
0xc3a65f14 0xc0146662  pagebuf_generic_file_write+0x21e( 0xc5aaf200, 
0xbfffdc14, 0x1000, 0xc5aaf21c)
0xc3a65f38 0xc88b4472  xfs_rdwr+0x52( 0xc0e732e0, 0xc5aaf200, 0xbfffdc14, 
0x1000, 0xc5aaf21c)
0xc3a65f70 0xc88b50ad  xfs_write+0x121( 0xc0e732e0, 0xc5aaf200, 0xbfffdc14, 
0x1000, 0xc5aaf21c)
0xc3a65f90 0xc88b1718  dnlc_enter+0x1ac( 0xc5aaf200, 0xbfffdc14, 0x1000, 
0xc5aaf21c, 0xc3a64000)
0xc3a65fbc 0xc014b7f5  sys_write+0x109( 0x4, 0xbfffdc14, 0x1000, 0x1000, 
0xbfffdbfc 0xc010bd68  system_call
[1]kdb> cpu 0
[0]kdb> bt
    EBP       EIP         Function(args)
0xc048fc44 0xc0201036  serial_in+0x16( 0xc03fb7a0, 0x5)
0xc048fc6c 0xc0205690  serial_console_write+0x5c( 0xc0360d00, 0xc03a3d43, 0x23)
0xc048fca0 0xc011fdb2  printk+0x16a( 0xc88c5e60, 0x1c)
0xc048fd98 0xc88b5b27  xfs_iomap_write+0x5b7( 0xc0d99bd8, 0x252000, 0x0, 
0x10000, 0xc048fe7c)
0xc048fdcc 0xc88b5243  xfs_bmap+0xe7( 0xc0d99a78, 0x252000, 0x0, 0x10000, 0x0)
0xc048fe10 0xc88b2f21  linvfs_pb_bmap+0x6d( 0xc4b40780, 0x252000, 0x0, 0x10000,
0xc048fe90 0xc01461ab  _pagebuf_file_write+0xbb( 0xc35cc0c0, 0xc048fed8)
0xc048ff14 0xc0146662  pagebuf_generic_file_write+0x21e( 0xc35cc0c0, 
0xbfffd9d4, 0x1000, 0xc35cc0dc)
0xc048ff38 0xc88b4472  xfs_rdwr+0x52( 0xc0d99a78, 0xc35cc0c0, 0xbfffd9d4, 
0x1000, 0xc35cc0dc)
0xc048ff70 0xc88b50ad  xfs_write+0x121( 0xc0d99a78, 0xc35cc0c0, 0xbfffd9d4, 
0x1000, 0xc35cc0dc)
0xc048ff90 0xc88b1718  dnlc_enter+0x1ac( 0xc35cc0c0, 0xbfffd9d4, 0x1000, 
0xc35cc0dc, 0xc048e000)
0xc048ffbc 0xc014b7f5  sys_write+0x109( 0x4, 0xbfffd9d4, 0x1000, 0x1000, 
0xbfffd9bc 0xc010bd68  system_call


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