------------[ cut here ]------------
WARNING: CPU: 0 PID: 7 at net/ceph/messenger_v1.c:912 process_connect net/ceph/messenger_v1.c:911 [inline]
WARNING: CPU: 0 PID: 7 at net/ceph/messenger_v1.c:912 ceph_con_v1_try_read+0x2faf/0x6280 net/ceph/messenger_v1.c:1294
Modules linked in:
CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
Workqueue: ceph-msgr ceph_con_workfn
RIP: 0010:process_connect net/ceph/messenger_v1.c:911 [inline]
RIP: 0010:ceph_con_v1_try_read+0x2faf/0x6280 net/ceph/messenger_v1.c:1294
Code: e8 56 a7 90 f7 45 31 ff e9 99 d4 ff ff e8 49 a7 90 f7 0f 0b e9 58 d7 ff ff e8 3d a7 90 f7 0f 0b e9 e9 e9 ff ff e8 31 a7 90 f7 <0f> 0b e9 f4 ea ff ff 89 d9 80 e1 07 80 c1 03 38 c1 0f 8c 90 d4 ff
RSP: 0018:ffffc900000c7240 EFLAGS: 00010293
RAX: ffffffff89f186ef RBX: 0000000000000001 RCX: ffff88813fe43c00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001
RBP: ffffc900000c7bb8 R08: ffff88813fe43c00 R09: 0000000000000009
R10: 000000000000000d R11: 0000000000000000 R12: ffff88807c2f88c0
R13: dffffc0000000000 R14: fffff52000018e84 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8880b8e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b3041dff8 CR3: 000000005a642000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ceph_con_workfn+0x201/0x1110 net/ceph/messenger.c:1505
 process_one_work+0x8ab/0x1160 kernel/workqueue.c:2292
 worker_thread+0xaf5/0x12a0 kernel/workqueue.c:2439
 kthread+0x29d/0x330 kernel/kthread.c:376
 ret_from_fork+0x1f/0x30 arch/x86/entry/entry_64.S:295
 </TASK>