block nbd3: Receive control failed (result -22)
block nbd2: Receive control failed (result -22)
block nbd1: Send control failed (result -89)
block nbd1: Request send failed, requeueing
block nbd1: Receive control failed (result -32)
WARNING: CPU: 0 PID: 2435 at include/linux/cpumask.h:121 blk_mq_hctx_next_cpu block/blk-mq.c:1331 [inline]
WARNING: CPU: 0 PID: 2435 at include/linux/cpumask.h:121 __blk_mq_delay_run_hw_queue+0x349/0x4e0 block/blk-mq.c:1382
block nbd0: Receive control failed (result -22)
Kernel panic - not syncing: panic_on_warn set ...
CPU: 0 PID: 2435 Comm: kworker/0:1H Not tainted 4.20.0-rc1+ #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: kblockd blk_mq_requeue_work
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x16b/0x224 lib/dump_stack.c:113
 panic+0x212/0x3b7 kernel/panic.c:188
kobject: 'nbd0' (00000000315fdc87): fill_kobj_path: path = '/devices/virtual/block/nbd0'
 __warn.cold.8+0x1b/0x3c kernel/panic.c:540
 report_bug+0x1a4/0x200 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:178 [inline]
 do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:271
 do_invalid_op+0x36/0x40 arch/x86/kernel/traps.c:290
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:969
RIP: 0010:cpu_max_bits_warn include/linux/cpumask.h:121 [inline]
RIP: 0010:cpumask_check include/linux/cpumask.h:128 [inline]
RIP: 0010:cpumask_test_cpu include/linux/cpumask.h:344 [inline]
RIP: 0010:blk_mq_hctx_next_cpu block/blk-mq.c:1346 [inline]
RIP: 0010:__blk_mq_delay_run_hw_queue+0x349/0x4e0 block/blk-mq.c:1382
Code: 38 d0 7c 08 84 d2 0f 85 a0 01 00 00 c7 83 24 01 00 00 01 00 00 00 b8 40 00 00 00 e9 17 ff ff ff b8 40 00 00 00 e9 0d ff ff ff <0f> 0b e9 10 fe ff ff 48 8b 75 c8 48 c7 c2 e0 b2 af 88 bf ff ff ff
RSP: 0018:ffff8800a3597b50 EFLAGS: 00010212
RAX: 0000000000000040 RBX: ffff8800964eacc0 RCX: 1ffff10012c9d5bb
RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff8800964eadd8
RBP: ffff8800a3597b90 R08: 0000000000000007 R09: 0000000000000000
R10: 0000000000000050 R11: ffff8800a3586180 R12: 0000000000000040
R13: ffff8800964eade4 R14: ffff8800964eade0 R15: 0000000000000000
 blk_mq_run_hw_queue+0x148/0x2f0 block/blk-mq.c:1411
 blk_mq_run_hw_queues+0xc5/0x140 block/blk-mq.c:1428
 blk_mq_requeue_work+0x410/0x700 block/blk-mq.c:727
 process_one_work+0x830/0x1670 kernel/workqueue.c:2153
 worker_thread+0x85/0xb60 kernel/workqueue.c:2296
 kthread+0x324/0x3e0 kernel/kthread.c:246
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Kernel Offset: disabled
Rebooting in 86400 seconds..