NMI Watchdog detected LOCKUP on CPU X and triggered kernel panic with exception RIP: vgacon_scroll+145

Solution Verified - Updated -

Issue

  • Kernel panic with following call traces;
NMI Watchdog detected LOCKUP on CPU 7
CPU 7 
Modules linked in: autofs4 nfs nfs_acl ipmi_devintf ipmi_si ipmi_msghandler lockd sunrpc bonding be2iscsi ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp bnx2i cnic ipv6 xfrm_nalgo crypto_api uio cxgb3i libcxgbi cxgb3 libiscsi_tcp libiscsi2 scsi_transport_iscsi2 scsi_transport_iscsi dm_multipath scsi_dh video backlight sbs power_meter hwmon i2c_ec dell_wmi wmi button battery asus_acpi acpi_memhotplug ac parport_pc lp parport sg igb tpm_tis ide_cd tpm 8021q cdc_ether i2c_i801 tpm_bios i2c_core usbnet bnx2 pcspkr cdrom dca i7core_edac edac_mc dm_raid45 dm_message dm_region_hash dm_mem_cache dm_snapshot dm_zero dm_mirror dm_log dm_mod usb_storage ata_piix libata shpchp megaraid_sas sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd
Pid: 16693, comm: Controller_JP-H Not tainted 2.6.18-371.12.1.el5 #1
RIP: 0010:[<ffffffff8017bef1>]  [<ffffffff8017bef1>] vgacon_scroll+0x91/0x23f
RSP: 0000:ffff8102973279a8  EFLAGS: 00010046
RAX: 0000000000000000 RBX: ffff81000907d200 RCX: 000000000000000d
RDX: 000000000000000c RSI: ffff8100000b9673 RDI: ffff81000906e733
RBP: 0000000000000000 R08: ffff8100000b95e0 R09: 00000000ffffffff
R10: 0000000000000000 R11: 000000000000000a R12: 00000000000000a0
R13: ffff8100000b95e0 R14: 0000000000000000 R15: 0000000000000024
FS:  0000000000000000(0000) GS:ffff81038aad5ac0(0063) knlGS:00000000f637eb90
CS:  0010 DS: 002b ES: 002b CR0: 000000008005003b
CR2: 00002b3e777f1c94 CR3: 00000004fa509000 CR4: 00000000000006a0
Process Controller_JP-H (pid: 16693, threadinfo ffff810297326000, task ffff8102155ad7f0)
Stack:  0000000000000019 ffff81000907d200 0000000000000000 0000000000000000
 0000000000000001 ffffffff801b95fc ffff81000907d200 000000000000000a
 0000000000000000 ffffffff80509fee 0000000000000001 ffffffff801b967b
Call Trace:
 [<ffffffff801b95fc>] scrup+0x5d/0xc0
 [<ffffffff801b967b>] lf+0x1c/0x3a
 [<ffffffff801bd6ae>] vt_console_print+0x15a/0x227
 [<ffffffff800941e7>] __call_console_drivers+0x5b/0x69
 [<ffffffff8001730d>] release_console_sem+0x143/0x205
 [<ffffffff800949dc>] vprintk+0x2b2/0x317
 [<ffffffff80094a93>] printk+0x52/0xbd
 [<ffffffff800cfc3c>] zone_reclaim+0x1d/0x2cd
 [<ffffffff8003f892>] shrink_slab+0x144/0x153
 [<ffffffff80064624>] __down_read+0x12/0x92
 [<ffffffff800227eb>] __up_read+0x19/0x7f
 [<ffffffff80094b82>] __printk_ratelimit+0x84/0xbd
 [<ffffffff800cb65d>] out_of_memory+0x89/0x2f3
 [<ffffffff8002e4c4>] __wake_up+0x38/0x4f
 [<ffffffff8000f691>] __alloc_pages+0x27f/0x308
 [<ffffffff80013074>] __do_page_cache_readahead+0x96/0x17b
 [<ffffffff800139b5>] filemap_nopage+0x14c/0x360
 [<ffffffff80008972>] __handle_mm_fault+0x1fd/0x103b
 [<ffffffff80030636>] unix_poll+0x0/0x99
 [<ffffffff800671ae>] do_page_fault+0x499/0x842
 [<ffffffff800ffebe>] compat_core_sys_select+0x1bf/0x1d0
 [<ffffffff8005ddf9>] error_exit+0x0/0x84

Code: f3 a4 8b 35 73 33 41 00 8b 15 61 33 41 00 ff c6 89 35 65 33 

Environment

  • Red Hat Enterprise Linux 5
  • kernel-2.6.18-371.12.1.el5
  • NMI Watchdog
  • oom-killer

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