RHEL7 server crashed at exception RIP rb_erase_color

Solution In Progress - Updated -

Issue

  • RHEL7 server crashed at exception RIP rb_erase_color
  • RHEL7 server crashed with below message:
[4456870.449183] BUG: unable to handle kernel NULL pointer dereference at           (null)
[4456870.449242] IP: [<ffffffff812f9c05>] __rb_erase_color+0x155/0x250
[4456870.449274] PGD 0 
[4456870.449286] Oops: 0000 [#1] SMP 
[4456870.449304] Modules linked in: gsch(OE) redirfs(OE) dsa_filter(POE) ppdev coretemp vmw_balloon pcspkr sg parport_pc parport vmw_vmci i2c_piix4 shpchp nfsd auth_rpcgss nfs_acl lockd grace sunrpc binfmt_misc ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic sr_mod cdrom crct10dif_common ata_generic pata_acpi serio_raw vmwgfx drm_kms_helper ttm drm vmxnet3 mptspi i2c_core scsi_transport_spi mptscsih mptbase ata_piix libata floppy dm_mirror dm_region_hash dm_log dm_mod
[4456870.449526] CPU: 1 PID: 52608 Comm: odl_rotatelogs Tainted: P           OE  ------------   3.10.0-327.36.2.el7.x86_64 #1
[4456870.449568] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 04/14/2014
[4456870.449609] task: ffff88007c557300 ti: ffff88005dbf4000 task.ti: ffff88005dbf4000
..
[4456870.450797] Stack:
..
[4456870.450920] Call Trace:
[4456870.450938]  [<ffffffff81190698>] vma_interval_tree_remove+0x188/0x240
[4456870.450980]  [<ffffffff8119b926>] __remove_shared_vm_struct+0x46/0x70
[4456870.451006]  [<ffffffff8119bf90>] unlink_file_vma+0x40/0x60
[4456870.451037]  [<ffffffff81193c30>] free_pgtables+0xb0/0x120
[4456870.451059]  [<ffffffff8119ed16>] exit_mmap+0xc6/0x1a0
[4456870.451084]  [<ffffffff81078317>] mmput+0x67/0xf0
[4456870.451103]  [<ffffffff8108164c>] do_exit+0x28c/0xa60
[4456870.451126]  [<ffffffff810a6a06>] ? finish_wait+0x56/0x70
[4456870.451155]  [<ffffffff81639d42>] ? mutex_lock+0x12/0x2f
[4456870.452531]  [<ffffffff811e76ab>] ? pipe_wait+0x8b/0xc0
[4456870.453621]  [<ffffffff81081e9f>] do_group_exit+0x3f/0xa0
[4456870.454732]  [<ffffffff81092cb0>] get_signal_to_deliver+0x1d0/0x6d0
[4456870.455840]  [<ffffffff81014417>] do_signal+0x57/0x6c0
[4456870.456892]  [<ffffffff81014adf>] do_notify_resume+0x5f/0xb0
[4456870.457917]  [<ffffffff81646dbd>] int_signal+0x12/0x17

Environment

  • Red Hat Enterprise Linux 7
  • Observed in kernel versions : 3.10.0-327.10.1.el7.x86_64 and 3.10.0-327.36.2.el7.x86_64
  • redirfs kernel module (provided by Trend Micro)

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