nvmet: adding nsid 1 to subsystem testnqn
nvme nvme0: Connect Invalid Data Parameter, subsysnqn "testnqn"
------------[ cut here ]------------
WARNING: kernel/rcu/srcutree.c:706 at cleanup_srcu_struct+0x560/0xb94 kernel/rcu/srcutree.c:706, CPU#0: syz.1.2218/11452
Modules linked in:
CPU: 0 UID: 0 PID: 11452 Comm: syz.1.2218 Tainted: G        W    L      syzkaller #0 PREEMPT 
Tainted: [W]=WARN, [L]=SOFTLOCKUP
Hardware name: linux,dummy-virt (DT)
pstate: 00000005 (nzcv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--)
pc : cleanup_srcu_struct+0x560/0xb94 kernel/rcu/srcutree.c:706
lr : cleanup_srcu_struct+0x2bc/0xb94 kernel/rcu/srcutree.c:706
sp : ffff80008e4e78c0
x29: ffff80008e4e78c0 x28: 0000000000000000 x27: ffffffffffffffff
x26: ffff700010e6724b x25: fffffdffbf704dc0 x24: 1fffe00003ccd02b
x23: ffff800087339258 x22: 0000000000000000 x21: ffff000016dde000
x20: ffff00001e668118 x19: fffffdffbf6dedc0 x18: 0000000000000000
x17: ffff00001fe4ed40 x16: 1fffe00003fc9e7c x15: ffff8000877cb690
x14: 00000000000017d0 x13: ffff800089e69be0 x12: ffff60000d7ef5a9
x11: 1fffe0000d7ef5a8 x10: ffff60000d7ef5a8 x9 : dfff800000000000
x8 : ffff80008e4e7640 x7 : ffff80008e4e77c0 x6 : ffff80008e4e7760
x5 : ffff80008e4e76a0 x4 : 1fffe00009b5a3a1 x3 : fffffdffbf6deea8
x2 : 0000000000000000 x1 : 1fffffbff7edbdd5 x0 : 0000000000000004
Call trace:
 cleanup_srcu_struct+0x560/0xb94 kernel/rcu/srcutree.c:706 (P)
 blk_mq_free_tag_set+0x26c/0x41c block/blk-mq.c:4976
 nvme_remove_admin_tag_set+0xb0/0xe0 drivers/nvme/host/core.c:5024
 nvme_loop_create_ctrl+0x590/0xb60 drivers/nvme/target/loop.c:636
 nvmf_create_ctrl drivers/nvme/host/fabrics.c:1359 [inline]
 nvmf_dev_write+0x378/0x8d0 drivers/nvme/host/fabrics.c:1406
 vfs_write+0x1dc/0xbac fs/read_write.c:685
 ksys_write+0xf0/0x1e0 fs/read_write.c:739
 __do_sys_write fs/read_write.c:750 [inline]
 __se_sys_write fs/read_write.c:747 [inline]
 __arm64_sys_write+0x70/0xa0 fs/read_write.c:747
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x74/0x240 arch/arm64/kernel/syscall.c:49
 el0_svc_common.constprop.0+0xac/0x230 arch/arm64/kernel/syscall.c:121
 do_el0_svc_compat+0x40/0x58 arch/arm64/kernel/syscall.c:146
 el0_svc_compat+0x54/0x264 arch/arm64/kernel/entry-common.c:909
 el0t_32_sync_handler+0x88/0xac arch/arm64/kernel/entry-common.c:927
 el0t_32_sync+0x19c/0x1a0 arch/arm64/kernel/entry.S:595
irq event stamp: 7356
hardirqs last  enabled at (7355): [<ffff8000859d61ec>] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:210 [inline]
hardirqs last  enabled at (7355): [<ffff8000859d61ec>] _raw_spin_unlock_irqrestore+0x80/0xb4 kernel/locking/spinlock.c:221
hardirqs last disabled at (7356): [<ffff8000859a90d0>] el1_brk64+0x20/0x54 arch/arm64/kernel/entry-common.c:445
softirqs last  enabled at (7268): [<ffff80008023b5b8>] softirq_handle_end kernel/softirq.c:491 [inline]
softirqs last  enabled at (7268): [<ffff80008023b5b8>] handle_softirqs+0xa98/0x1048 kernel/softirq.c:673
softirqs last disabled at (7259): [<ffff8000800103d4>] __do_softirq+0x14/0x20 kernel/softirq.c:679
---[ end trace 0000000000000000 ]---