CVE-2022-48825

In the Linux kernel, the following vulnerability has been resolved:

scsi: qedf: Add stag_work to all the vports

Call trace seen when creating NPIV ports, only 32 out of 64 show online.

stag work was not initialized for vport, hence initialize the stag work.

WARNING: CPU: 8 PID: 645 at kernel/workqueue.c:1635 __queue_delayed_work+0x68/0x80

CPU: 8 PID: 645 Comm: kworker/8:1 Kdump: loaded Tainted: G IOE --------- --

4.18.0-348.el8.x86_64 #1

Hardware name: Dell Inc. PowerEdge MX740c/0177V9, BIOS 2.12.2 07/09/2021

Workqueue: events fc_lport_timeout [libfc]

RIP: 0010:__queue_delayed_work+0x68/0x80

Code: 89 b2 88 00 00 00 44 89 82 90 00 00 00 48 01 c8 48 89 42 50 41 81

f8 00 20 00 00 75 1d e9 60 24 07 00 44 89 c7 e9 98 f6 ff ff <0f> 0b eb

c5 0f 0b eb a1 0f 0b eb a7 0f 0b eb ac 44 89 c6 e9 40 23

RSP: 0018:ffffae514bc3be40 EFLAGS: 00010006

RAX: ffff8d25d6143750 RBX: 0000000000000202 RCX: 0000000000000002

RDX: ffff8d2e31383748 RSI: ffff8d25c000d600 RDI: ffff8d2e31383788

RBP: ffff8d2e31380de0 R08: 0000000000002000 R09: ffff8d2e31383750

R10: ffffffffc0c957e0 R11: ffff8d2624800000 R12: ffff8d2e31380a58

R13: ffff8d2d915eb000 R14: ffff8d25c499b5c0 R15: ffff8d2e31380e18

FS: 0000000000000000(0000) GS:ffff8d2d1fb00000(0000) knlGS:0000000000000000

CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033

CR2: 000055fd0484b8b8 CR3: 00000008ffc10006 CR4: 00000000007706e0

DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000

DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400

PKRU: 55555554

Call Trace:

queue_delayed_work_on+0x36/0x40

qedf_elsct_send+0x57/0x60 [qedf]

fc_lport_enter_flogi+0x90/0xc0 [libfc]

fc_lport_timeout+0xb7/0x140 [libfc]

process_one_work+0x1a7/0x360

? create_worker+0x1a0/0x1a0

worker_thread+0x30/0x390

? create_worker+0x1a0/0x1a0

kthread+0x116/0x130

? kthread_flush_work_fn+0x10/0x10

ret_from_fork+0x35/0x40

---[ end trace 008f00f722f2c2ff ]--

Initialize stag work for all the vports.