------------[ cut here ]------------
WARNING: CPU: 0 PID: 4378 at net/ceph/messenger_v2.c:2940 populate_in_iter net/ceph/messenger_v2.c:2940 [inline]
WARNING: CPU: 0 PID: 4378 at net/ceph/messenger_v2.c:2940 ceph_con_v2_try_read+0x5c10/0x5d80 net/ceph/messenger_v2.c:2970
Modules linked in:
CPU: 0 PID: 4378 Comm: kworker/0:4 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 : populate_in_iter net/ceph/messenger_v2.c:2940 [inline]
pc : ceph_con_v2_try_read+0x5c10/0x5d80 net/ceph/messenger_v2.c:2970
lr : populate_in_iter net/ceph/messenger_v2.c:2940 [inline]
lr : ceph_con_v2_try_read+0x5c10/0x5d80 net/ceph/messenger_v2.c:2970
sp : ffff8000212e7780
x29: ffff8000212e7ad0 x28: dfff800000000000 x27: ffff8000212e7860
x26: 00000000000000f8 x25: ffff0000e0c88440 x24: ffff0000e0c88a10
x23: 0000000000000000 x22: 1fffe0001c1910d8 x21: ffff0000e0c886c0
x20: ffff0000e0c88428 x19: ffff70000425cf0c x18: 0000000000000000
x17: ffff80018a0bd000 x16: ffff8000082dd244 x15: 0000000000000000
x14: 0000000000000006 x13: 0000000000000000 x12: 0a32762068706563
x11: ff008000117e877c x10: 0000000000000000 x9 : ffff8000117e877c
x8 : ffff0000cffed400 x7 : 0000000000000000 x6 : 0000000000000000
x5 : 0000000000000000 x4 : 0000000000000000 x3 : 0000000000000000
x2 : ffff0000e0c886d8 x1 : 0000000000000000 x0 : 0000000000000000
Call trace:
 populate_in_iter net/ceph/messenger_v2.c:2940 [inline]
 ceph_con_v2_try_read+0x5c10/0x5d80 net/ceph/messenger_v2.c:2970
 ceph_con_workfn+0x16c/0xdcc net/ceph/messenger.c:1503
 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: 34508
hardirqs last  enabled at (34507): [<ffff8000081ad57c>] __local_bh_enable_ip+0x1f8/0x37c kernel/softirq.c:426
hardirqs last disabled at (34508): [<ffff800011b8c77c>] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405
softirqs last  enabled at (34506): [<ffff80000fe7fe84>] spin_unlock_bh include/linux/spinlock.h:396 [inline]
softirqs last  enabled at (34506): [<ffff80000fe7fe84>] release_sock+0x16c/0x1bc net/core/sock.c:3531
softirqs last disabled at (34504): [<ffff80000fe7fd4c>] spin_lock_bh include/linux/spinlock.h:356 [inline]
softirqs last disabled at (34504): [<ffff80000fe7fd4c>] release_sock+0x34/0x1bc net/core/sock.c:3518
---[ end trace 0000000000000000 ]---
libceph: mon0 (2)127.0.0.1:6789 read processing error