------------[ cut here ]------------
WARNING: CPU: 1 PID: 5808 at net/ceph/messenger_v2.c:3168 populate_in_iter net/ceph/messenger_v2.c:3168 [inline]
WARNING: CPU: 1 PID: 5808 at net/ceph/messenger_v2.c:3168 ceph_con_v2_try_read+0x7d1d/0x7ea0 net/ceph/messenger_v2.c:3198
Modules linked in:
CPU: 1 PID: 5808 Comm: kworker/1:5 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026
Workqueue: ceph-msgr ceph_con_workfn
RIP: 0010:populate_in_iter net/ceph/messenger_v2.c:3168 [inline]
RIP: 0010:ceph_con_v2_try_read+0x7d1d/0x7ea0 net/ceph/messenger_v2.c:3198
Code: 41 5c 41 5d 41 5e 41 5f 5d c3 e8 ce 12 3a f7 48 c7 c7 40 23 e6 8b 44 89 f6 e8 0f dd 03 f7 0f 0b e9 57 ff ff ff e8 b3 12 3a f7 <0f> 0b 41 bd c3 ff ff ff e9 4b ff ff ff e8 a1 12 3a f7 0f 0b 41 bd
RSP: 0018:ffffc900048ef560 EFLAGS: 00010293
RAX: ffffffff8a4d621d RBX: ffff888025c6c6c8 RCX: ffff88806109bc00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc900048efb38 R08: 0000000000000004 R09: 0000000000000004
R10: ffff888025c6c6b4 R11: ffffed1004b8d8d8 R12: fffff5200091defc
R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8880b8f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c41f9b9 CR3: 000000002eb2c000 CR4: 00000000003506e0
Call Trace:
 <TASK>
 ceph_con_workfn+0x1f1/0x1250 net/ceph/messenger.c:1574
 process_one_work kernel/workqueue.c:2653 [inline]
 process_scheduled_works+0xa60/0x1600 kernel/workqueue.c:2730
 worker_thread+0xa5e/0xfe0 kernel/workqueue.c:2811
 kthread+0x2fa/0x390 kernel/kthread.c:388
 ret_from_fork+0x48/0x80 arch/x86/kernel/process.c:152
 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:293
 </TASK>