it is a SuSE 11.3 running inside VMware, and I have got the following nice message:
Code:
[1573212.717737] BUG: unable to handle kernel NULL pointer dereference at (null)
[1573212.717748] IP: [<ffffffff81196566>] dnotify_flush+0x26/0x120
[1573212.717758] PGD 0
[1573212.717761] Oops: 0000 [#28] SMP
[1573212.717768] CPU 5
[1573212.717771] Modules linked in: nfs lockd fscache auth_rpcgss nfs_acl sunrpc autofs4 libafs(PEN) binfmt_misc edd mperf vsock(EX) acpiphp fuse xfs loop dm_mod i2c_piix4 i2c_core intel_agp ipv6 ipv6_lib vmci(EX) shpchp intel_gtt sr_mod floppy ppdev cdrom vmw_balloon(X) sg parport_pc pciehp pci_hotplug parport rtc_cmos pcspkr mptctl button container ac ext3 jbd mbcache af_packet sd_mod crc_t10dif processor thermal_sys hwmon scsi_dh_alua scsi_dh_rdac scsi_dh_emc scsi_dh_hp_sw scsi_dh vmxnet(EX) vmw_pvscsi vmxnet3 ata_generic ata_piix ahci libahci libata mptspi mptscsih mptbase scsi_transport_spi scsi_mod
[1573212.717842] Supported: No, Proprietary and Unsupported modules are loaded
[1573212.717846]
[1573212.717850] Pid: 24156, comm: umount Tainted: P D ENX 3.0.101-0.35-default #1 VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform
[1573212.717858] RIP: 0010:[<ffffffff81196566>] [<ffffffff81196566>] dnotify_flush+0x26/0x120
[1573212.717865] RSP: 0018:ffff880760897c78 EFLAGS: 00010296
[1573212.717869] RAX: ffff88046503f140 RBX: ffff880448b440c0 RCX: 000000000000001d
[1573212.717873] RDX: ffffffffdfffffff RSI: 0000000000000000 RDI: ffff88080cd2b780
[1573212.717878] RBP: ffff880448b440c0 R08: 0000000000000000 R09: ffff88083fb94f40
[1573212.717882] R10: 0000000000000002 R11: ffffffff811ecda0 R12: ffff88080cd2b780
[1573212.717887] R13: ffff880448b44140 R14: ffff880448b440c8 R15: ffff880448b440c0
[1573212.717892] FS: 00007ffd46f89700(0000) GS:ffff88083fd40000(0000) knlGS:0000000000000000
[1573212.717896] CS: 0010 DS: 0000 ES: 0000 CR0: 000000008005003b
[1573212.717900] CR2: 0000000000000000 CR3: 0000000442659000 CR4: 00000000001407e0
[1573212.717959] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[1573212.717991] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[1573212.717997] Process umount (pid: 24156, threadinfo ffff880760896000, task ffff880415e562c0)
[1573212.718002] Stack:
[1573212.718004] 00007ffffffff000 ffff88080cd2b780 ffff880448b440c0 0000000000000000
[1573212.718011] ffff880448b44140 ffffffff81158b29 ffff880448b440c0 000000000000001d
[1573212.718018] ffff880448b44140 ffffffff81158c17 0000000000000001 000000000000001d
[1573212.718025] Call Trace:
[1573212.718054] [<ffffffff81158b29>] filp_close+0x49/0x90
[1573212.718062] [<ffffffff81158c17>] sys_close+0xa7/0x100
[1573212.718072] [<ffffffff8116230d>] setup_new_exec+0x1dd/0x280
[1573212.718082] [<ffffffff811a967c>] load_elf_binary+0x3ac/0xfc0
[1573212.718091] [<ffffffff8116313d>] search_binary_handler+0x20d/0x310
[1573212.718098] [<ffffffff81163491>] do_execve_common+0x251/0x300
[1573212.718106] [<ffffffff8100a5e9>] sys_execve+0x49/0x80
[1573212.718116] [<ffffffff8146a46c>] stub_execve+0x6c/0xc0
[1573212.718131] [<00007ffd45cc8f07>] 0x7ffd45cc8f06
[1573212.718134] Code: fe 0f 1f 40 00 48 83 ec 28 48 89 5c 24 08 4c 89 64 24 18 48 89 f3 48 89 6c 24 10 4c 89 6c 24 20 49 89 fc 48 8b 47 18 48 8b 70 30 <0f> b7 06 25 00 f0 00 00 3d 00 40 00 00 74 1b 48 8b 5c 24 08 48
[1573212.718174] RIP [<ffffffff81196566>] dnotify_flush+0x26/0x120
[1573212.718180] RSP <ffff880760897c78>
[1573212.718183] CR2: 0000000000000000
[1573212.718786] ---[ end trace b91d60dfd75bd9d0 ]---
(and it was repeated several times)
Can anyone help me to explain what does it mean, is this a serious problem at all, and what can I do to solve this issue?
Thanks
