kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 27894 Comm: kworker/0:4 Not tainted 5.4.0-rc2+ #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Workqueue: krxrpcd rxrpc_peer_keepalive_worker
RIP: 0010:rxrpc_send_keepalive+0x14f/0x940 net/rxrpc/output.c:634
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 67 07 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 6e 18 49 8d 7d 08 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e c9 06 00 00 41 8b 45 08 49 8d
RSP: 0018:ffff8880696f7ab0 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff888090fe4000 RCX: ffffffff86a4a07e
RDX: 0000000000000001 RSI: ffffffff86a470a2 RDI: 0000000000000008
RBP: ffff8880696f7c28 R08: ffff888066d90700 R09: fffffbfff14ee14c
R10: fffffbfff14ee14b R11: ffffffff8a770a5f R12: 0000000000000014
R13: 0000000000000000 R14: ffff8880a1075000 R15: 0000000000000912
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000a6fda8 CR3: 0000000008e6d000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 rxrpc_peer_keepalive_dispatch net/rxrpc/peer_event.c:369 [inline]
 rxrpc_peer_keepalive_worker+0x7be/0xd02 net/rxrpc/peer_event.c:430
 process_one_work+0x9af/0x1740 kernel/workqueue.c:2269
 worker_thread+0x98/0xe40 kernel/workqueue.c:2415
 kthread+0x361/0x430 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Modules linked in:
---[ end trace 381ccb1dcfc8366f ]---
RIP: 0010:rxrpc_send_keepalive+0x14f/0x940 net/rxrpc/output.c:634
Code: 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 67 07 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b 6e 18 49 8d 7d 08 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e c9 06 00 00 41 8b 45 08 49 8d
RSP: 0018:ffff8880696f7ab0 EFLAGS: 00010202
RAX: dffffc0000000000 RBX: ffff888090fe4000 RCX: ffffffff86a4a07e
RDX: 0000000000000001 RSI: ffffffff86a470a2 RDI: 0000000000000008
RBP: ffff8880696f7c28 R08: ffff888066d90700 R09: fffffbfff14ee14c
R10: fffffbfff14ee14b R11: ffffffff8a770a5f R12: 0000000000000014
R13: 0000000000000000 R14: ffff8880a1075000 R15: 0000000000000912
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f726000 CR3: 000000006b522000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400