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Kernel BUG at fs/direct-io.c:923

Solution Unverified - Updated -

Issue

  • システムは、3 ノード物理クラスターのうちの一つのノードです。カーネルパニックが発生し、クラッシュダンプを一部取得しました。サーバーは Oracle DB を実行します。
  • システムは、クラッシュ時に lvm コマンドを実行していました。
  • システムがパニックし、以下のメッセージが表示されました。
----------- [cut here ] --------- [please bite here ] ---------
Kernel BUG at fs/direct-io.c:923
invalid opcode:0000 [1] SMP 
last sysfs file:/block/ram0/dev
CPU 8 
Modules linked in: nfs fscache nfs_acl lock_dlm gfs2 dlm configfs mptctl mptbase ipmi_devintf ipmi_si ipmi_msghandler oracleasm(U) lockd sunrpc bonding ipv6 xfrm_nalgo crypto_api dm_round_robin dm_multipath scsi_dh video backlight sbs power_meter hwmon i2c_ec i2c_core dell_wmi wmi button battery asus_acpi acpi_memhotplug ac parport_pc lp parport sr_mod cdrom sg lpfc ata_piix tpm_tis libata tpm scsi_transport_fc tpm_bios hpilo serio_raw i7300_edac e1000e shpchp edac_mc bnx2 pcspkr dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod cciss sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd
Pid:3252, comm: lvs Tainted:G      2.6.18-238.5.1.el5 #1
RIP:0010:[<ffffffff800f7224>]  [<ffffffff800f7224>] __blockdev_direct_IO+0x6bf/0xa82
RSP:0018:ffff81018dc85ce8  EFLAGS:00010246
RAX:0000000000000000 RBX:0000000000000000 RCX:000000000000000c
RDX:0000000000000001 RSI:0000000000000000 RDI: ffff810417544380
RBP: ffff810421d3c400 R08:0000000000000000 R09: ffff810421d3c488
R10: ffff8100090001e0 R11:0000000000000007 R12: ffff81010695f4b0
R13:0000000000000000 R14:0000000000000000 R15:0000000000000000
FS:00002ba09692d460(0000) GS:ffff81010eb319c0(0000) knlGS:0000000000000000
CS:0010 DS:0000 ES:0000 CR0:000000008005003b
CR2:000000001f23f008 CR3:00000001c4151000 CR4:00000000000006e0
Process lvs (pid:3252, threadinfo ffff81018dc84000, task ffff8102637ea080)
Stack:000000021b6ee000 ffff81018dc85ef8 ffff810417544470 0000000c00000000
 000000021b6ef000 0000000000000000 ffff81018dc85ef8 ffff810421d3c488
 0000000000000001 0000000000492fd9 0000000000000000 000000000000000c
Call Trace:
 [<ffffffff800e7f53>] blkdev_direct_IO+0x32/0x37
 [<ffffffff800e7e8b>] blkdev_get_blocks+0x0/0x96
 [<ffffffff8000c6bf>] __generic_file_aio_read+0xb8/0x198
 [<ffffffff800c8c06>] generic_file_read+0xac/0xc5
 [<ffffffff800a28b4>] autoremove_wake_function+0x0/0x2e
 [<ffffffff800e6f98>] block_ioctl+0x1b/0x1f
 [<ffffffff800423e9>] do_ioctl+0x21/0x6b
 [<ffffffff800b9607>] audit_syscall_entry+0x1a4/0x1cf
 [<ffffffff8000b78d>] vfs_read+0xcb/0x171
 [<ffffffff80011d34>] sys_read+0x45/0x6e
 [<ffffffff8005d28d>] tracesys+0xd5/0xe0


Code:0f 0b 68 b5 ac 2b 80 c2 9b 03 48 8b 54 24 38 4c 8b 85 80 00 
RIP  [<ffffffff800f7224>] __blockdev_direct_IO+0x6bf/0xa82
 RSP <ffff81018dc85ce8>

Environment

  • Red Hat Enterprise Linux 6
  • Red Hat Enterprise Linux 5
    • 5.6 x86_64 (2.6.18-238.5.1.el5)
    • 5.8 x86_64 (2.6.18-308.11.1.el5 )
  • LVM

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