On 11/10/2010 12:33 PM, Benny Halevy wrote: > On 2010-11-09 16:41, Tigran Mkrtchyan wrote: >> >> >> pnfs-all-2.6.37-rc1-2010-11-03 from Banny's tree (git >> 6a1df873544d146fcdc493034b170879985909e8) >> I am not sure that this is NFS code issue, but anyway. With NFS IO >> minutes machine becomes unresponcive. >> This prevents us to update our cluster with latest code base. >> >> Tigran. >> >> [ 293.145013] general protection fault: 0000 [#1] SMP >> [ 293.145017] last sysfs file: >> /sys/devices/pci0000:00/0000:00:0d.0/resource >> [ 293.145019] CPU 0 >> [ 293.145021] Modules linked in: ipv6 af_packet binfmt_misc dm_mirror >> dm_multipath scsi_dh video output thermal sbs sbshc pci_slot fan >> container battery lp sg option usb_wwan ac usbserial button thermal_sys >> parport_pc serio_raw parport tpm_tis tpm tpm_bios e1000 i2c_piix4 >> pata_mpiix dm_region_hash dm_log dm_mod [last unloaded: mperf] >> [ 293.145042] >> [ 293.145045] Pid: 1953, comm: sadc Not tainted 2.6.37-rc1.pnfs.1 #1 >> /VirtualBox >> [ 293.145047] RIP: 0010:[<ffffffff811a2cfa>] [<ffffffff811a2cfa>] >> strnlen+0xa/0x30 >> [ 293.145054] RSP: 0018:ffff88002d4cfcd0 EFLAGS: 00010297 >> [ 293.145056] RAX: ffffffff814d5cfa RBX: ffffffffffffffff RCX: >> ffffffffffffffff >> [ 293.145058] RDX: fffffffffffffffe RSI: ffffffffffffffff RDI: >> 9a81ffffffff814d >> [ 293.145060] RBP: 9a81ffffffff814d R08: 0000000000000000 R09: >> ffffffff8165c4a8 >> [ 293.145062] R10: 00007f73dd7243fb R11: 0000000000000246 R12: >> 0000000000000000 >> [ 293.145064] R13: ffff88002d47d000 R14: ffff88002d47c000 R15: >> 00000000ffffffff >> [ 293.145071] FS: 00007f73dd70b6e0(0000) GS:ffff88003fc00000(0000) >> knlGS:0000000000000000 >> [ 293.145074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 >> [ 293.145076] CR2: 00007f73dd724000 CR3: 000000002d4a6000 CR4: >> 00000000000006f0 >> [ 293.145083] DR0: 0000000000000000 DR1: 0000000000000000 DR2: >> 0000000000000000 >> [ 293.145085] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: >> 0000000000000400 >> [ 293.145088] Process sadc (pid: 1953, threadinfo ffff88002d4ce000, >> task ffff88003d5a51f0) >> [ 293.145091] Stack: >> [ 293.145093] ffffffff811a46bc ffff88002d41e840 ffffffff814d98f9 >> 0000000000000002 >> [ 293.145096] ffff88002d47c000 ffff88002d4cfd78 ffff88002d47d000 >> ffffffff814d98fb >> [ 293.145100] ffffffff811a5488 0000000000001000 ffff88002d47c000 >> ffffffffff0a0004 >> [ 293.145104] Call Trace: >> [ 293.145107] [<ffffffff811a46bc>] ? string+0x4c/0x100 >> [ 293.145110] [<ffffffff811a5488>] ? vsnprintf+0x218/0x560 >> [ 293.145114] [<ffffffff810efac7>] ? seq_printf+0x67/0xa0 >> [ 293.145118] [<ffffffff81043d32>] ? get_online_cpus+0x22/0x50 >> [ 293.145121] [<ffffffff81043d82>] ? put_online_cpus+0x22/0x70 >> [ 293.145125] [<ffffffff810ac71f>] ? vmstat_start+0x7f/0xa0 >> [ 293.145128] [<ffffffff810abeb3>] ? vmstat_show+0x23/0x30 >> [ 293.145130] [<ffffffff810eff2f>] ? seq_read+0xaf/0x3a0 >> [ 293.145134] [<ffffffff8111e223>] ? proc_reg_read+0x73/0xb0 >> [ 293.145138] [<ffffffff810d43ed>] ? vfs_read+0xcd/0x170 >> [ 293.145141] [<ffffffff810d4633>] ? sys_read+0x53/0x90 >> [ 293.145144] [<ffffffff81002c6b>] ? system_call_fastpath+0x16/0x1b >> [ 293.145146] Code: 01 e8 38 10 74 0b 48 83 e8 01 48 39 c5 76 f3 31 c0 >> 5b 5d c3 66 0f 1f 44 00 00 0f 1f 80 00 00 00 00 48 8d 56 ff 48 83 fa ff >> 74 21 <80> 3f 00 74 1c 48 89 f8 eb 05 80 38 00 74 0e 48 83 ea 01 48 83 >> [ 293.145171] RIP [<ffffffff811a2cfa>] strnlen+0xa/0x30 >> [ 293.145174] RSP <ffff88002d4cfcd0> >> [ 293.145177] ---[ end trace 63b42edd98a8dea9 ]--- >> >> -- >> To unsubscribe from this list: send the line "unsubscribe linux-nfs" in >> the body of a message to majordomo@xxxxxxxxxxxxxxx >> More majordomo info at http://vger.kernel.org/majordomo-info.html > > I guess that ff8b16d vmstat: fix offset calculation on void* > could fix this problem. It's currently in Linus's master branch > and he hasn't released 2.6.37-rc2 yet. > Can you please try to reproduce the problem you saw with this patch? > You can just merge linus master ontop of the pnfs-all-latest []$ git checkout pnfs-all-latest []$ git remote add -f linus git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux-2.6.git []$ git merge linus/master (Hopefully no merge conflicts with nfs bug fixes) Cheers > Benny > -- > To unsubscribe from this list: send the line "unsubscribe linux-nfs" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html -- To unsubscribe from this list: send the line "unsubscribe linux-nfs" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
