kernel BUG at drivers/block/virtio_blk.c

Issue

• Kernel panics with the following messages:

[82592.154049] ------------[ cut here ]------------
[82592.155328] kernel BUG at drivers/block/virtio_blk.c:189!
[82592.156651] invalid opcode: 0000 [#1] SMP 
[82592.157686] Modules linked in:  virtio_blk failover ata_piix libata crct10dif_pclmul serio_raw virtio_pci virtio_ring virtio floppy sunrpc dm_mirror dm_region_hash dm_log authenc cmac zlib wp512 t
wofish_generic 
[82592.203379] CPU: 1 PID: 1370 Comm: kworker/1:1H Kdump: loaded Tainted: P           OE  ------------   3.10.0-1160.15.2.el7.x86_64 #1
[82592.207340] Hardware name: Apache Software Foundation CloudStack KVM Hypervisor, BIOS 0.5.1 01/01/2011
[82592.210139] Workqueue: kblockd blk_mq_run_work_fn
[82592.211850] task: ffff98f8aa795280 ti: ffff98f8ab7e0000 task.ti: ffff98f8ab7e0000
[82592.214259] RIP: 0010:[<ffffffffc0560920>]  [<ffffffffc0560920>] virtio_queue_rq+0x2d0/0x2e0 [virtio_blk]
[82592.217317] RSP: 0018:ffff98f8ab7e3c78  EFLAGS: 00010202
[82592.219170] RAX: 0000000000000082 RBX: ffff98f82bb80000 RCX: dead000000000200
[82592.221614] RDX: ffff98f8ab7e3d60 RSI: ffff98f8ab7e3d08 RDI: ffff98f82b3c9000
[82592.223885] RBP: ffff98f8ab7e3cb8 R08: ffff98f82bb80000 R09: 9c1eec05e35c91f8
[82592.226231] R10: 9c1eec05e35c91f8 R11: 0000000000000007 R12: ffff98f82b3c9000
[82592.228581] R13: 0000000000000000 R14: ffff98f833f88d00 R15: 0000000000000000
[82592.230890] FS:  0000000000000000(0000) GS:ffff9925bf240000(0000) knlGS:0000000000000000
[82592.233602] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[82592.235865] CR2: 00007fe006fee000 CR3: 0000002a3ee00000 CR4: 00000000003606e0
[82592.238165] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[82592.240472] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[82592.242857] Call Trace:
[82592.244063]  [<ffffffff93b60e0b>] blk_mq_dispatch_rq_list+0x26b/0x6d0
[82592.246303]  [<ffffffff938e460c>] ? update_curr+0x14c/0x1e0
[82592.248218]  [<ffffffff93b4e1aa>] ? elv_rb_del+0x2a/0x40
[82592.250128]  [<ffffffff93b662ce>] blk_mq_do_dispatch_sched+0x7e/0x130
[82592.251984]  [<ffffffff93b66c8e>] blk_mq_sched_dispatch_requests+0x11e/0x1c0
[82592.254071]  [<ffffffff93b5ee80>] __blk_mq_run_hw_queue+0x50/0xc0
[82592.255952]  [<ffffffff93b5f065>] blk_mq_run_work_fn+0x15/0x20
[82592.257787]  [<ffffffff938bde3f>] process_one_work+0x17f/0x440
[82592.259534]  [<ffffffff938bef56>] worker_thread+0x126/0x3c0
[82592.261236]  [<ffffffff938bee30>] ? manage_workers.isra.26+0x2a0/0x2a0
[82592.263120]  [<ffffffff938c5e11>] kthread+0xd1/0xe0
[82592.264617]  [<ffffffff938c5d40>] ? insert_kthread_work+0x40/0x40
[82592.266332]  [<ffffffff93f94df7>] ret_from_fork_nospec_begin+0x21/0x21
[82592.268080]  [<ffffffff938c5d40>] ? insert_kthread_work+0x40/0x40
[82592.269820] Code: 0f 1f 00 4c 89 e7 e8 c0 ea 5f d3 48 89 df 49 03 be e0 00 00 00 4c 89 fe 48 83 c7 08 e8 ca 9a a2 d3 b8 03 00 00 00 e9 93 fe ff ff <0f> 0b 0f 1f 40 00 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 
[82592.276063] RIP  [<ffffffffc0560920>] virtio_queue_rq+0x2d0/0x2e0 [virtio_blk]
[82592.278038]  RSP <ffff98f8ab7e3c78>