Kernel panics at 'sctp_crc32()' function of a unsigned module 'strmfs_mod'.
Issue
- The system crashes by dumping following logs in the
kernel ring-buffer
messages.
[3244888.598040] BUG: unable to handle kernel paging request at ffff881040000000
[3244888.598048] IP: [<ffffffffa04557c6>] sctp_crc32+0x2a/0x73 [strmfs_mod]
[3244888.598085] PGD 1f32067 PUD 0
[3244888.598087] Oops: 0000 [#1] SMP
[3244888.598090] Modules linked in: iptable_filter binfmt_misc fuse ulcm_kmem(POE) strmfs_mod(OE) vmw_vsock_vmci_transport vsock coretemp crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ppdev ablk_helper cryptd vmw_balloon pcspkr sg parport_pc vmw_vmci i2c_piix4 shpchp parport nls_utf8 isofs loop nfsd auth_rpcgss nfs_acl lockd grace sunrpc ip_tables ext4 mbcache jbd2 sr_mod cdrom ata_generic pata_acpi sd_mod crc_t10dif crct10dif_generic vmwgfx drm_kms_helper crct10dif_pclmul crct10dif_common serio_raw ttm crc32c_intel vmxnet3 drm ata_piix libata vmw_pvscsi i2c_core floppy dm_mirror dm_region_hash dm_log dm_mod
[3244888.598121] CPU: 5 PID: 1175 Comm: strm1 Tainted: P OE ------------ 3.10.0-327.el7.x86_64 #1
[3244888.598124] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 07/30/2013
[3244888.598125] task: ffff880fe326ae00 ti: ffff880fe5e64000 task.ti: ffff880fe5e64000
[3244888.598126] RIP: 0010:[<ffffffffa04557c6>] [<ffffffffa04557c6>] sctp_crc32+0x2a/0x73 [strmfs_mod]
[3244888.598138] RSP: 0018:ffff880fe5e67c78 EFLAGS: 00010283
[3244888.598139] RAX: 0000000000000048 RBX: 00000000cb5699ac RCX: ffff881040000000
[3244888.598140] RDX: 0000000000f4dcdf RSI: ffff8811e616f090 RDI: ffff880f9c289840
[3244888.598141] RBP: ffff880f9c289700 R08: ffffffffa04f4da0 R09: ffffffffa043f6ad
[3244888.598142] R10: ffff880fff003b00 R11: ffffffffa043f741 R12: ffffffffa045579c
[3244888.598143] R13: ffff880fdef0637c R14: 00000000f8f530b5 R15: 0000000000000000
[3244888.598145] FS: 0000000000000000(0000) GS:ffff88103fd40000(0000) knlGS:0000000000000000
[3244888.598146] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[3244888.598147] CR2: ffff881040000000 CR3: 000000000194a000 CR4: 00000000000407e0
[3244888.598213] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[3244888.598228] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
[3244888.598229] Stack:
[3244888.598230] ffff880f9c289800 ffffffffa045a46b ffff880f9c289840 ffff880fdef06034
[3244888.598233] 0000000000000000 ffff880fdef06000 0000000000000000 ffff880f9c289840
[3244888.598235] ffff880fdef06670 ffff880fdef06000 ffff880fdef06690 ffffffffa045ec4c
[3244888.598237] Call Trace:
[3244888.598253] [<ffffffffa045a46b>] ? sctp_ip_send_chunks+0xca/0x138 [strmfs_mod]
[3244888.598268] [<ffffffffa045ec4c>] ? sctp_send_mp_to_ip+0x5a/0x6d [strmfs_mod]
[3244888.598280] [<ffffffffa045e2a8>] ? sctp_send_unsent_data_to_ip+0x279/0x2b1 [strmfs_mod]
[3244888.598292] [<ffffffffa045c633>] ? sctp_process_sack_chunk+0x3b5/0x40a [strmfs_mod]
[3244888.598304] [<ffffffffa0456357>] ? sctp_process_chunk+0x3b/0x5b [strmfs_mod]
[3244888.598314] [<ffffffffa04561b8>] ? processDownstreamMessage+0xaa/0xca [strmfs_mod]
[3244888.598326] [<ffffffffa045d94a>] ? sctp_uwsrv+0x3a/0x68 [strmfs_mod]
[3244888.598336] [<ffffffffa043dc99>] ? stream_scheduler_function+0x1b9/0x390 [strmfs_mod]
[3244888.598345] [<ffffffffa043df69>] ? scheduler_function+0xf9/0x320 [strmfs_mod]
[3244888.598354] [<ffffffffa043e190>] ? scheduler_function+0x320/0x320 [strmfs_mod]
[3244888.598363] [<ffffffffa043e1be>] ? scheduler_thread_main+0x2e/0x70 [strmfs_mod]
[3244888.598369] [<ffffffff810a5aef>] ? kthread+0xcf/0xe0
[3244888.598371] [<ffffffff810a5a20>] ? kthread_create_on_node+0x140/0x140
[3244888.598376] [<ffffffff81645858>] ? ret_from_fork+0x58/0x90
[3244888.598378] [<ffffffff810a5a20>] ? kthread_create_on_node+0x140/0x140
[3244888.598379] Code: 90 53 bb ff ff ff ff 48 8b 47 18 c7 40 08 00 00 00 00 48 85 ff 74 38 48 8b 4f 18 48 8b 77 20 48 39 f1 73 22 49 c7 c0 a0 4d 4f a0 <0f> b6 01 31 d8 0f b6 c0 89 da c1 ea 08 89 d3 41 33 1c 80 48 ff
[3244888.598396] RIP [<ffffffffa04557c6>] sctp_crc32+0x2a/0x73 [strmfs_mod]
[3244888.598407] RSP <ffff880fe5e67c78>
[3244888.598407] CR2: ffff881040000000
Environment
- Red Hat Enterprise Linux 6
- Red Hat Enterprise Linux 7
- Unsigned (
U
) modulestrmfs_mod
is loaded.
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