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FYI: Hmm looks like a deadlock

To: linux-xfs@xxxxxxxxxxx
Subject: FYI: Hmm looks like a deadlock
From: Russell Cattelan <cattelan@xxxxxxxxxxx>
Date: Tue, 01 Aug 2000 18:19:01 -0500
Sender: owner-linux-xfs-announce@xxxxxxxxxxx

Linux Mandrake release 7.1b (hydrogen)
Kernel 2.4.0-test5 on a Bi-processor i686 / l
exclaim.americas.sgi.com login:
Entering kdb (0xc1234000) on processor 1 due to Keyboard Entry
[1]kdb> ps
Task Addr    Pid     Parent  [*] cpu  State    Thread   Command
0xc12d4000 00000001 00000000  0  001  stop  0xc12d4340 init
0xc129e000 00000002 00000001  0  001  stop  0xc129e340 kswapd
0xc129c000 00000003 00000001  0  000  stop  0xc129c340 kflushd
0xc129a000 00000004 00000001  0  000  stop  0xc129a340 kupdate
0xc7d18000 00000017 00000001  0  001  stop  0xc7d18340 devfsd
0xc7df6000 00000409 00000001  0  000  stop  0xc7df6340 portmap
0xc74de000 00000425 00000001  0  000  stop  0xc74de340 ypbind
0xc74dc000 00000431 00000425  0  001  stop  0xc74dc340 ypbind
0xc754a000 00000501 00000001  0  000  stop  0xc754a340 syslogd
0xc7462000 00000509 00000001  0  000  stop  0xc7462340 klogd
0xc7378000 00000522 00000001  0  000  stop  0xc7378340 identd
0xc7438000 00000524 00000522  0  001  stop  0xc7438340 identd
0xc7424000 00000525 00000524  0  000  stop  0xc7424340 identd
0xc743c000 00000526 00000524  0  000  stop  0xc743c340 identd
0xc736e000 00000527 00000524  0  000  stop  0xc736e340 identd
0xc72fc000 00000539 00000001  0  000  stop  0xc72fc340 atd
0xc72d6000 00000552 00000001  0  001  stop  0xc72d6340 crond
0xc7b24000 00000583 00000001  0  001  stop  0xc7b24340 inetd
0xc77b4000 00000596 00000001  0  000  stop  0xc77b4340 lpd
0xc7b0e000 00000630 00000001  0  000  stop  0xc7b0e340 automount
0xc71d0000 00000690 00000001  0  000  stop  0xc71d0340 sendmail
0xc7198000 00000720 00000001  0  000  stop  0xc7198340 gpm
[1]more>
0xc6b2e000 00000735 00000001  0  000  stop  0xc6b2e340 httpd
0xc69a4000 00000761 00000735  0  001  stop  0xc69a4340 httpd
0xc6998000 00000762 00000735  0  000  stop  0xc6998340 httpd
0xc698c000 00000763 00000735  0  001  stop  0xc698c340 httpd
0xc6976000 00000764 00000735  0  000  stop  0xc6976340 httpd
0xc6968000 00000765 00000735  0  000  stop  0xc6968340 httpd
0xc6902000 00000766 00000735  0  000  stop  0xc6902340 httpd
0xc68ee000 00000767 00000735  0  000  stop  0xc68ee340 httpd
0xc68e2000 00000768 00000735  0  000  stop  0xc68e2340 httpd
0xc6a02000 00000770 00000735  0  000  stop  0xc6a02340 httpd
0xc6854000 00000771 00000735  0  001  stop  0xc6854340 httpd
0xc6840000 00000772 00000735  0  000  stop  0xc6840340 httpd
0xc6714000 00000787 00000001  0  000  stop  0xc6714340 xfs
0xc7fac000 00000886 00000001  0  000  stop  0xc7fac340 mingetty
0xc7c0a000 00000887 00000001  0  000  stop  0xc7c0a340 mingetty
0xc7b70000 00000888 00000001  0  000  stop  0xc7b70340 mingetty
0xc7a16000 00000889 00000001  0  001  stop  0xc7a16340 mingetty
0xc6d5e000 00000890 00000001  0  001  stop  0xc6d5e340 mingetty
0xc62fa000 00000891 00000001  0  001  stop  0xc62fa340 mingetty
0xc63bc000 00000892 00000001  0  001  stop  0xc63bc340 getty
0xc62e6000 00000893 00000001  0  001  stop  0xc62e6340 kdm
0xc5e1e000 00000902 00000893  0  000  stop  0xc5e1e340 X
0xc5d02000 00000906 00000893  0  001  stop  0xc5d02340 kdm
[1]more>
0xc50c0000 00000924 00000001  0  000  stop  0xc50c0340 xterm
0xc5056000 00000925 00000924  0  001  stop  0xc5056340 tcsh
0xc4f8c000 00000941 00000925  0  001  stop  0xc4f8c340 tcsh
0xc4e9e000 00000956 00000001  0  000  stop  0xc4e9e340 pagebuf_daemon
0xc4e9c000 00000957 00000001  0  001  stop  0xc4e9c340 page_daemon
0xc4e1e000 00000961 00000001  0  001  stop  0xc4e1e340 rsync
0xc768e000 00000962 00000961  0  000  stop  0xc768e340 rsync
0xc4eb6000 00000994 00000941  0  001  stop  0xc4eb6340 rsync
0xc625c000 00000995 00000994  0  001  stop  0xc625c340 rsync
0xc7470000 00000996 00000995  0  000  stop  0xc7470340 rsync
0xc1542000 00001002 00000001  0  001  stop  0xc1542340 xterm
0xc0aba000 00001003 00001002  0  000  stop  0xc0aba340 tcsh
[1]kdb> btp 961
    EBP       EIP         Function(args)
0xc4e1fd48 0xc0116c82 schedule+0x3ca (0xc5838208)
                               kernel .text 0xc0100000 0xc01168b8
0xc0117170
0xc4e1fd7c 0xc01c969a _sv_wait+0xd2 (0xc5838208, 0xc7a81d74, 0x246, 0x0,
0x0)
                               kernel .text 0xc0100000 0xc01c95c8
0xc01c96b8
0xc4e1fdb0 0xc01a531d xlog_grant_log_space+0x91 (0xc7a81ce0, 0xc5838208,
0xc7ca6400, 0x0, 0xc7a81ce0)
                               kernel .text 0xc0100000 0xc01a528c
0xc01a5574
0xc4e1fde8 0xc01a3294 xfs_log_reserve+0x120 (0xc7ca6400, 0x638, 0x0,
0xc72a15f4, 0x69)
                               kernel .text 0xc0100000 0xc01a3174
0xc01a32a0
0xc4e1fe14 0xc01b48f6 xfs_trans_reserve+0x122 (0xc72a15c0, 0x0, 0x638,
0x0, 0x0)
                               kernel .text 0xc0100000 0xc01b47d4
0xc01b49b4
0xc4e1fea4 0xc01bc66c xfs_setattr+0x238 (0xc5da770c, 0xc4e1fed0, 0x0,
0xc03df780)
                               kernel .text 0xc0100000 0xc01bc434
0xc01bd25c
0xc4e1ff40 0xc01c89c7 linvfs_notify_change+0x177 (0xc236f240,
0xc4e1ff78)
                               kernel .text 0xc0100000 0xc01c8850
0xc01c89f0
0xc4e1ff5c 0xc01442e0 notify_change+0x60 (0xc236f240, 0xc4e1ff78)
                               kernel .text 0xc0100000 0xc0144280
0xc0144350
0xc4e1ffbc 0xc012f1a4 sys_utime+0xa8 (0x806ff5d, 0xbfffd594, 0xbfffd5d4,
0x837ea90, 0x806ff5d)
                               kernel .text 0xc0100000 0xc012f0fc
0xc012f1bc
           0xc010a660 system_call+0x34
                               kernel .text 0xc0100000 0xc010a62c
0xc010a664
[1]kdb> btp 962
    EBP       EIP         Function(args)
0xc768fd2c 0xc0116c82 schedule+0x3ca (0xc5838d9c)
                               kernel .text 0xc0100000 0xc01168b8
0xc0117170
0xc768fd60 0xc01c969a _sv_wait+0xd2 (0xc5838d9c, 0xc7a81d74, 0x246, 0x0,
0x0)
                               kernel .text 0xc0100000 0xc01c95c8
0xc01c96b8
0xc768fd94 0xc01a53d3 xlog_grant_log_space+0x147 (0xc7a81ce0,
0xc5838d9c, 0xc7ca6400, 0x9aa70, 0xc7a81ce0)
                               kernel .text 0xc0100000 0xc01a528c
0xc01a5574
0xc768fdcc 0xc01a3294 xfs_log_reserve+0x120 (0xc7ca6400, 0x4ab38, 0x2,
0xc7823b14, 0x69)
                               kernel .text 0xc0100000 0xc01a3174
0xc01a32a0
0xc768fdf8 0xc01b48f6 xfs_trans_reserve+0x122 (0xc7823ae0, 0x3f,
0x4ab38, 0x0, 0x4)
                               kernel .text 0xc0100000 0xc01b47d4
0xc01b49b4
0xc768fec4 0xc01b0eb2 xfs_rename+0x402 (0xc5c79b84, 0xc3e494e0,
0xc7d67c20, 0xc4aa0c80, 0xc768fef8)
                               kernel .text 0xc0100000 0xc01b0ab0
0xc01b1630
0xc768ff04 0xc01c82d0 linvfs_rename+0xc8 (0xc7d67b40, 0xc4aa0ca0,
0xc7d67b40, 0xc4aa0c20)
                               kernel .text 0xc0100000 0xc01c8208
0xc01c8350
0xc768ff2c 0xc013dcb8 vfs_rename_other+0x274 (0xc7d67b40, 0xc4aa0ca0,
0xc7d67b40, 0xc4aa0c20)
                               kernel .text 0xc0100000 0xc013da44
0xc013dd10
0xc768ff4c 0xc013dd3c vfs_rename+0x2c (0xc7d67b40, 0xc4aa0ca0,
0xc7d67b40, 0xc4aa0c20)
                               kernel .text 0xc0100000 0xc013dd10
0xc013dd54
0xc768ffbc 0xc013df02 sys_rename+0x1ae (0xbfffe6a4, 0x8072f5a,
0x8072f5a, 0x8072f5a, 0xbfffe6a4)
                               kernel .text 0xc0100000 0xc013dd54
0xc013dfc0
           0xc010a660 system_call+0x34
                               kernel .text 0xc0100000 0xc010a62c
0xc010a664
[1]more> q
[1]kdb> btp
diag: -16: Illegal numeric value
[1]kdb> btp 994
    EBP       EIP         Function(args)
0xc4eb7f14 0xc0116c82 schedule+0x3ca (0xc4eb7f28)
                               kernel .text 0xc0100000 0xc01168b8
0xc0117170
0xc4eb7f3c 0xc011659b schedule_timeout+0x73
                               kernel .text 0xc0100000 0xc0116528
0xc01165bc
0xc4eb7f70 0xc013f80c do_select+0x1c4 (0x6, 0xc4eb7fa4, 0xc4eb7fa0)
                               kernel .text 0xc0100000 0xc013f648
0xc013f844
0xc4eb7fbc 0xc013fb9e sys_select+0x332 (0x6, 0xbfffe33c, 0x0, 0x0,
0xbfffe334)
                               kernel .text 0xc0100000 0xc013f86c
0xc013fcd4
           0xc010a660 system_call+0x34
                               kernel .text 0xc0100000 0xc010a62c
0xc010a664
[1]kdb> btp 995
Unknown kdb command: 'btp'
[1]kdb> btp 995
    EBP       EIP         Function(args)
0xc625dd48 0xc0116c82 schedule+0x3ca (0xc583864c)
                               kernel .text 0xc0100000 0xc01168b8
0xc0117170
0xc625dd7c 0xc01c969a _sv_wait+0xd2 (0xc583864c, 0xc7a81d74, 0x246, 0x0,
0x0)
                               kernel .text 0xc0100000 0xc01c95c8
0xc01c96b8
0xc625ddb0 0xc01a531d xlog_grant_log_space+0x91 (0xc7a81ce0, 0xc583864c,
0xc7ca6400, 0x0, 0xc7a81ce0)
                               kernel .text 0xc0100000 0xc01a528c
0xc01a5574
0xc625dde8 0xc01a3294 xfs_log_reserve+0x120 (0xc7ca6400, 0x638, 0x0,
0xc78239d4, 0x69)
                               kernel .text 0xc0100000 0xc01a3174
0xc01a32a0
0xc625de14 0xc01b48f6 xfs_trans_reserve+0x122 (0xc78239a0, 0x0, 0x638,
0x0, 0x0)
                               kernel .text 0xc0100000 0xc01b47d4
0xc01b49b4
0xc625dea4 0xc01bc66c xfs_setattr+0x238 (0xc4e96dc0, 0xc625ded0, 0x0,
0xc03df780)
                               kernel .text 0xc0100000 0xc01bc434
0xc01bd25c
0xc625df40 0xc01c89c7 linvfs_notify_change+0x177 (0xc4f47a40,
0xc625df78)
                               kernel .text 0xc0100000 0xc01c8850
0xc01c89f0
0xc625df5c 0xc01442e0 notify_change+0x60 (0xc4f47a40, 0xc625df78)
                               kernel .text 0xc0100000 0xc0144280
0xc0144350
0xc625dfbc 0xc012f1a4 sys_utime+0xa8 (0x806ef5e, 0xbfffd584, 0xbfffd5c4,
0x8079220, 0x806ef5e)
                               kernel .text 0xc0100000 0xc012f0fc
0xc012f1bc
           0xc010a660 system_call+0x34
                               kernel .text 0xc0100000 0xc010a62c
0xc010a664
[1]kdb>



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