Re: [Gluster-devel] FUSE Crash ...

[Marian Marinov]

On Saturday 29 December 2007 13:36:59 Gareth Bult wrote:
> Hi,
>
> I know this is fuse, but it's glusterfs that's bearing the brunt ...
>
> Dec 29 11:33:45 zimbra postfix/postfix-script[5036]: warning: not owned by
> root: /opt/zimbra/postfix-2.4.3.3z/conf/main.cf [ 1616.501207] Unable to
> handle kernel NULL pointer dereference at 0000000000000008 RIP: [
> 1616.501442] [<ffffffff88016ad2>] :fuse:fuse_setattr+0x1e2/0x380 [
> 1616.501880] PGD 160e2067 PUD 10e83067 PMD 0
> [ 1616.502479] Oops: 0000 [1] SMP
> [ 1616.502879] CPU 0
> [ 1616.503148] Modules linked in: ipv6 evdev ext3 jbd mbcache dm_mirror
> dm_snapshot dm_mod fuse apparmor commoncap [ 1616.504920] Pid: 5051, comm:
> master Not tainted 2.6.22-14-xen #1 [ 1616.505061] RIP:
> e030:[<ffffffff88016ad2>] [<ffffffff88016ad2>]
> :fuse:fuse_setattr+0x1e2/0x380 [ 1616.505340] RSP: e02b:ffff88001316bd78
> EFLAGS: 00210206
> [ 1616.505478] RAX: 0000000000000000 RBX: ffff88001142dbc0 RCX:
> 0000000000000000 [ 1616.505618] RDX: 0000000000002041 RSI: 0000000000000000
> RDI: ffff88001316be40 [ 1616.505758] RBP: ffff88001316bef8 R08:
> 0000000000000000 R09: ffff88001316bde8 [ 1616.505904] R10: ffff88001316a000
> R11: 0000000000000000 R12: ffff88001316bde8 [ 1616.506049] R13:
> ffff88000ff75c80 R14: ffff88001fe76c00 R15: 0000000000000000 [ 1616.506191]
> FS: 0000000000000000(0000) GS:ffffffff80575000(0063) knlGS:0000000000000000
> [ 1616.506487] CS: e033 DS: 002b ES: 002b
> [ 1616.506625] Process master (pid: 5051, threadinfo ffff88001316a000, task
> ffff8800119f4dc0) [ 1616.506808] Stack: ffffffff805c9380 0000000000000450
> 0000000000000000 ffff88001881b450 [ 1616.507611] 00000000f7a8a570
> 0000000000000000 0000000004af1025 ffffffff80278a80 [ 1616.508294]
> 0000000100000000 ffff88000f7a7000 0000000000000000 ffff88000f0d61f8 [
> 1616.508833] Call Trace:
> [ 1616.509107] [<ffffffff80278a80>] __handle_mm_fault+0xd40/0x13f0
> [ 1616.509281] [<ffffffff802343cb>] current_fs_time+0x3b/0x40
> [ 1616.509425] [<ffffffff802a7600>] notify_change+0x300/0x3d0
> [ 1616.509568] [<ffffffff8028e6b8>] sys_fchmod+0xe8/0x110
> [ 1616.509711] [<ffffffff8021d039>] ia32_sysret+0x0/0xa
> [ 1616.509851]
> [ 1616.509999]
> [ 1616.510000] Code: 48 8b 40 08 48 89 44 24 78 e9 e6 fe ff ff 83 4c 24 70
> 08 48 [ 1616.513074] RIP [<ffffffff88016ad2>]
> :fuse:fuse_setattr+0x1e2/0x380 [ 1616.513352] RSP <ffff88001316bd78>
> [ 1616.513488] CR2: 0000000000000008
>
> ==> /var/log/kern.log <==
> Dec 29 11:33:46 zimbra kernel: [ 1616.501207] Unable to handle kernel NULL
> pointer dereference at 0000000000000008 RIP: Dec 29 11:33:46 zimbra kernel:
> [ 1616.501442] [<ffffffff88016ad2>] :fuse:fuse_setattr+0x1e2/0x380 Dec 29
> 11:33:46 zimbra kernel: [ 1616.501880] PGD 160e2067 PUD 10e83067 PMD 0 Dec
> 29 11:33:46 zimbra kernel: [ 1616.502479] Oops: 0000 [1] SMP
> Dec 29 11:33:46 zimbra kernel: [ 1616.502879] CPU 0
> Dec 29 11:33:46 zimbra kernel: [ 1616.503148] Modules linked in: ipv6 evdev
> ext3 jbd mbcache dm_mirror dm_snapshot dm_mod fuse apparmor commoncap Dec
> 29 11:33:46 zimbra kernel: [ 1616.504920] Pid: 5051, comm: master Not
> tainted 2.6.22-14-xen #1 Dec 29 11:33:46 zimbra kernel: [ 1616.505061] RIP:
> e030:[<ffffffff88016ad2>] [<ffffffff88016ad2>]
> :fuse:fuse_setattr+0x1e2/0x380 Dec 29 11:33:46 zimbra kernel: [
> 1616.505340] RSP: e02b:ffff88001316bd78 EFLAGS: 00210206 Dec 29 11:33:46
> zimbra kernel: [ 1616.505478] RAX: 0000000000000000 RBX: ffff88001142dbc0
> RCX: 0000000000000000 Dec 29 11:33:46 zimbra kernel: [ 1616.505618] RDX:
> 0000000000002041 RSI: 0000000000000000 RDI: ffff88001316be40 Dec 29
> 11:33:46 zimbra kernel: [ 1616.505758] RBP: ffff88001316bef8 R08:
> 0000000000000000 R09: ffff88001316bde8 Dec 29 11:33:46 zimbra kernel: [
> 1616.505904] R10: ffff88001316a000 R11: 0000000000000000 R12:
> ffff88001316bde8 Dec 29 11:33:46 zimbra kernel: [ 1616.506049] R13:
> ffff88000ff75c80 R14: ffff88001fe76c00 R15: 0000000000000000 Dec 29
> 11:33:46 zimbra kernel: [ 1616.506191] FS: 0000000000000000(0000)
> GS:ffffffff80575000(0063) knlGS:0000000000000000 Dec 29 11:33:46 zimbra
> kernel: [ 1616.506487] CS: e033 DS: 002b ES: 002b Dec 29 11:33:46 zimbra
> kernel: [ 1616.506625] Process master (pid: 5051, threadinfo
> ffff88001316a000, task ffff8800119f4dc0) Dec 29 11:33:46 zimbra kernel: [
> 1616.506808] Stack: ffffffff805c9380 0000000000000450 0000000000000000
> ffff88001881b450 Dec 29 11:33:46 zimbra kernel: [ 1616.507611]
> 00000000f7a8a570 0000000000000000 0000000004af1025 ffffffff80278a80 Dec 29
> 11:33:46 zimbra kernel: [ 1616.508294] 0000000100000000 ffff88000f7a7000
> 0000000000000000 ffff88000f0d61f8 Dec 29 11:33:46 zimbra kernel: [
> 1616.508833] Call Trace:
> Dec 29 11:33:46 zimbra kernel: [ 1616.509107] [<ffffffff80278a80>]
> __handle_mm_fault+0xd40/0x13f0 Dec 29 11:33:46 zimbra kernel: [
> 1616.509281] [<ffffffff802343cb>] current_fs_time+0x3b/0x40 Dec 29 11:33:46
> zimbra kernel: [ 1616.509425] [<ffffffff802a7600>]
> notify_change+0x300/0x3d0 Dec 29 11:33:46 zimbra kernel: [ 1616.509568]
> [<ffffffff8028e6b8>] sys_fchmod+0xe8/0x110 Dec 29 11:33:46 zimbra kernel: [
> 1616.509711] [<ffffffff8021d039>] ia32_sysret+0x0/0xa Dec 29 11:33:46
> zimbra kernel: [ 1616.509851]
> Dec 29 11:33:46 zimbra kernel: [ 1616.509999]
> Dec 29 11:33:46 zimbra kernel: [ 1616.510000] Code: 48 8b 40 08 48 89 44 24
> 78 e9 e6 fe ff ff 83 4c 24 70 08 48 Dec 29 11:33:46 zimbra kernel: [
> 1616.513074] RIP [<ffffffff88016ad2>] :fuse:fuse_setattr+0x1e2/0x380 Dec 29
> 11:33:46 zimbra kernel: [ 1616.513352] RSP <ffff88001316bd78> Dec 29
> 11:33:46 zimbra kernel: [ 1616.513488] CR2: 0000000000000008
>
I see that you use 2.6.22-14-xen kernel, but what version of FUSE you are 
using?

Marian