------------[ cut here ]------------
WARNING: CPU: 0 PID: 4444 at include/linux/ceph/decode.h:238 ceph_decode_banner_addr include/linux/ceph/decode.h:238 [inline]
WARNING: CPU: 0 PID: 4444 at include/linux/ceph/decode.h:238 read_partial_banner net/ceph/messenger_v1.c:642 [inline]
WARNING: CPU: 0 PID: 4444 at include/linux/ceph/decode.h:238 ceph_con_v1_try_read+0x4c28/0x5354 net/ceph/messenger_v1.c:1267
Modules linked in:
CPU: 0 PID: 4444 Comm: kworker/0:11 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/02/2026
Workqueue: ceph-msgr ceph_con_workfn
pstate: 82400005 (Nzcv daif +PAN -UAO +TCO -DIT -SSBS BTYPE=--)
pc : ceph_decode_banner_addr include/linux/ceph/decode.h:238 [inline]
pc : read_partial_banner net/ceph/messenger_v1.c:642 [inline]
pc : ceph_con_v1_try_read+0x4c28/0x5354 net/ceph/messenger_v1.c:1267
lr : ceph_decode_banner_addr include/linux/ceph/decode.h:238 [inline]
lr : read_partial_banner net/ceph/messenger_v1.c:642 [inline]
lr : ceph_con_v1_try_read+0x4c28/0x5354 net/ceph/messenger_v1.c:1267
sp : ffff800021627140
x29: ffff800021627ad0 x28: 0000000000000037 x27: ffff0000cd17c428
x26: dfff800000000000 x25: dfff800000000000 x24: 000000000000f8f8
x23: 0000000000000200 x22: ffff0000cd17c77b x21: 0000000000000002
x20: ffff7000042c4e6c x19: ffff0000cd17c77a x18: 0000000000000000
x17: ffff80018a0bd000 x16: ffff8000082dd248 x15: 0000000000000000
x14: 0000000000000002 x13: 1ffff000042c4df0 x12: 0000000000000000
x11: ff008000117dc190 x10: 0000000000000000 x9 : ffff8000117dc190
x8 : ffff0000ca6bb800 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000010
x2 : 0000000000000000 x1 : 0000000000000002 x0 : 0000000000000002
Call trace:
 ceph_decode_banner_addr include/linux/ceph/decode.h:238 [inline]
 read_partial_banner net/ceph/messenger_v1.c:642 [inline]
 ceph_con_v1_try_read+0x4c28/0x5354 net/ceph/messenger_v1.c:1267
 ceph_con_workfn+0x1b0/0xdcc net/ceph/messenger.c:1505
 process_one_work+0x7e4/0x13bc kernel/workqueue.c:2292
 worker_thread+0x8cc/0xfe8 kernel/workqueue.c:2439
 kthread+0x254/0x2e0 kernel/kthread.c:376
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:850
irq event stamp: 7690
hardirqs last  enabled at (7689): [<ffff8000081ad57c>] __local_bh_enable_ip+0x1f8/0x37c kernel/softirq.c:426
hardirqs last disabled at (7690): [<ffff800011b8c2bc>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (7688): [<ffff80000fe7f9c4>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (7688): [<ffff80000fe7f9c4>] release_sock+0x16c/0x1bc net/core/sock.c:3531
softirqs last disabled at (7686): [<ffff80000fe7f88c>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (7686): [<ffff80000fe7f88c>] release_sock+0x34/0x1bc net/core/sock.c:3518
---[ end trace 0000000000000000 ]---