System crash with "kernel BUG at block/blk-core.c:2980!"
Issue
- System crash with "kernel BUG at block/blk-core.c:2980!"
[40042038.694694] kernel BUG at block/blk-core.c:2980!
[40042038.700402] invalid opcode: 0000 [#1] SMP
....
[40042038.846619] CPU: 20 PID: 0 Comm: swapper/20 Kdump: loaded Tainted: G OE ------------ T 3.10.0-957.12.1.el7.x86_64 #1
[40042038.860702] Hardware name: Cisco Systems Inc ULTM-C220-M5SX-CM/UCSC-C220-M5SX, BIOS C220M5.4.0.2a.0.1102180244 11/02/2018
[40042038.873741] task: ffff9e67f769e180 ti: ffff9e67f6814000 task.ti: ffff9e67f6814000
[40042038.882923] RIP: 0010:[<ffffffffab346023>] [<ffffffffab346023>] blk_finish_request+0x123/0x130
[40042038.893492] RSP: 0018:ffff9e96fda03d98 EFLAGS: 00010093
[40042038.900272] RAX: 0000000000098020 RBX: ffff9e3e8a796580 RCX: 0000000000000000
[40042038.909083] RDX: 0000000800000000 RSI: 0000000000000000 RDI: ffff9e3e8a796580
[40042038.917902] RBP: ffff9e96fda03db0 R08: 0000000000000048 R09: 000000000000007f
[40042038.926731] R10: ffffffffac237c80 R11: 0000000000000068 R12: ffff9e66f71ad658
[40042038.935565] R13: 0000000000000000 R14: 0000000000000000 R15: ffff9e66f71ad658
....
[40042038.992139] Call Trace:
[40042038.995766] <IRQ>
[40042038.998205] [<ffffffffab4dadb6>] scsi_end_request+0x116/0x1e0
[40042039.006434] [<ffffffffab4db048>] scsi_io_completion+0x168/0x6a0
[40042039.014056] [<ffffffffab4d9a41>] ? scsi_done+0x21/0x60
[40042039.020814] [<ffffffffab4d04fc>] scsi_finish_command+0xdc/0x140
[40042039.028442] [<ffffffffab4da592>] scsi_softirq_done+0x132/0x160
[40042039.035985] [<ffffffffab34d366>] blk_done_softirq+0x96/0xc0
[40042039.043245] [<ffffffffab0a0f45>] __do_softirq+0xf5/0x280
[40042039.050214] [<ffffffffab7792ec>] call_softirq+0x1c/0x30
[40042039.057082] [<ffffffffab02e675>] do_softirq+0x65/0xa0
[40042039.063756] [<ffffffffab0a12c5>] irq_exit+0x105/0x110
[40042039.070423] [<ffffffffab77a5a6>] do_IRQ+0x56/0xf0
[40042039.076694] [<ffffffffab76c362>] common_interrupt+0x162/0x162
....
[40042039.160814] RIP [<ffffffffab346023>] blk_finish_request+0x123/0x130
[40042039.168806] RSP <ffff9e96fda03d98>
Environment
- Red Hat Enterprise Linux 7
- megaraid_sas driver
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