On Sat, Oct 13, 2007 at 12:58:00PM -0500, Dave Kleikamp wrote:
> On Sat, 2007-10-13 at 10:25 -0700, Randy Dunlap wrote:
> > [ 9158.155844] JFS: nTxBlock = 8192, nTxLock = 65536
> > [ 9159.199567] BUG at fs/jfs/jfs_logmgr.c:2333 assert(bp->l_flag &
> > lbmRELEASE)
> > [ 9159.206566] ------------[ cut here ]------------
> > [ 9159.211189] kernel BUG at fs/jfs/jfs_logmgr.c:2333!
> > [ 9159.216066] invalid opcode: 0000 [1] SMP
> > [ 9159.220108] CPU 2
> > [ 9159.222144] Modules linked in: jfs loop
> > [ 9159.226034] Pid: 0, comm: swapper Not tainted 2.6.23-git3 #1
> > [ 9159.231688] RIP: 0010:[<ffffffff8801e39c>] [<ffffffff8801e39c>]
> > :jfs:lbmIODone+0x317/0x367
> > [ 9159.240063] RSP: 0018:ffff81011fcefc90 EFLAGS: 00010286
> > [ 9159.245372] RAX: 0000000000000052 RBX: ffff81011fcfe800 RCX:
> > 0000000000000000
> > [ 9159.252499] RDX: 0000000100000000 RSI: 0000000000000082 RDI:
> > 0000000100000000
> > [ 9159.259626] RBP: ffff81011fcefcc0 R08: ffffffff806e43b8 R09:
> > 0000000000000086
> > [ 9159.266754] R10: 0000000000000082 R11: ffffffff8073d000 R12:
> > 0000000000000282
> > [ 9159.273881] R13: ffff81011d451740 R14: 0000000000000000 R15:
> > 0000000000001000
> > [ 9159.281009] FS: 0000000000000000(0000) GS:ffff81011fc75840(0000)
> > knlGS:0000000000000000
> > [ 9159.289089] CS: 0010 DS: 0018 ES: 0018 CR0: 000000008005003b
> > [ 9159.294830] CR2: 00002adf5b051180 CR3: 000000010416b000 CR4:
> > 00000000000006e0
> > [ 9159.301959] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
> > 0000000000000000
> > [ 9159.309087] DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7:
> > 0000000000000400
> > [ 9159.316215] Process swapper (pid: 0, threadinfo ffff81011fce8000, task
> > ffff81011fca3820)
> > [ 9159.324293] Stack: ffff81011fcefca0 ffff81010f51e800 0000000000000000
> > ffff8101061b7728
> > [ 9159.332374] 0000000000000000 0000000000001000 ffff81011fcefcd0
> > ffffffff802ac695
> > [ 9159.339830] ffff81011fcefcf0 ffffffff803404a6 0000000000001000
> > ffff81010f51e800
> > [ 9159.347096] Call Trace:
> > [ 9159.349738] <IRQ> [<ffffffff802ac695>] bio_endio+0x28/0x2a
> > [ 9159.355423] [<ffffffff803404a6>] req_bio_endio+0x79/0x93
> > [ 9159.360817] [<ffffffff803405c1>] __end_that_request_first+0x101/0x2cb
> > [ 9159.367339] [<ffffffff80340794>] end_that_request_chunk+0x9/0xb
> > [ 9159.373341] [<ffffffff8043af50>] scsi_end_request+0x30/0xd5
> > [ 9159.378995] [<ffffffff8043b1b1>] scsi_io_completion+0x15a/0x390
> > [ 9159.384998] [<ffffffff8048b154>] sd_rw_intr+0x2d1/0x305
> > [ 9159.390307] [<ffffffff80436078>] scsi_finish_command+0x98/0xa1
> > [ 9159.396220] [<ffffffff8043bab1>] scsi_softirq_done+0xf1/0xfa
> > [ 9159.401963] [<ffffffff8034323c>] blk_done_softirq+0x63/0x72
> > [ 9159.407619] [<ffffffff8023e06f>] __do_softirq+0x57/0xc7
> > [ 9159.412927] [<ffffffff8020c67c>] call_softirq+0x1c/0x28
> > [ 9159.418235] [<ffffffff8020d9a4>] do_softirq+0x34/0x87
> > [ 9159.423370] [<ffffffff8023e016>] irq_exit+0x3f/0x41
> > [ 9159.428333] [<ffffffff8020db3b>] do_IRQ+0x144/0x169
> > [ 9159.433296] [<ffffffff8020a7f2>] mwait_idle+0x0/0x4e
> > [ 9159.438344] [<ffffffff8020ba01>] ret_from_intr+0x0/0xa
> > [ 9159.443566] <EOI> [<ffffffff8020a838>] mwait_idle+0x46/0x4e
> > [ 9159.449335] [<ffffffff8020a0b0>] enter_idle+0x22/0x24
> > [ 9159.454470] [<ffffffff8020a785>] cpu_idle+0x93/0xb6
> > [ 9159.459434] [<ffffffff8021bca0>] start_secondary+0x2b7/0x2c6
> > [ 9159.465173]
> > [ 9159.466670]
> > [ 9159.466671] Code: 0f 0b eb fe a8 10 75 25 48 c7 c1 6e 6b 02 88 ba 1e 09
> > 00 00
> > [ 9159.475739] RIP [<ffffffff8801e39c>] :jfs:lbmIODone+0x317/0x367
> > [ 9159.481775] RSP <ffff81011fcefc90>
> > [ 9159.485552] Kernel panic - not syncing: Fatal exception
> > [ 9159.490780] Rebooting in 30 seconds..
>
> I don't have time to test this now, but the bio_endio patches ended up
> removing some return statements that need to stay. I think this should
> fix it.
>
> JFS: Bio cleanup: Replace missing return statements
>
> commit 6712ecf8f648118c3363c142196418f89a510b90 removed some "return 0;"
> statements, rather than changing them to null returns.
>
> Signed-off-by: Dave Kleikamp <[EMAIL PROTECTED]>
Ouch, yes indeed.
Jeff
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