syzbot

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BUG: KMSAN: uninit-value in __inet6_bind+0x4ac/0x1830 net/ipv6/af_inet6.c:301
 __inet6_bind+0x4ac/0x1830 net/ipv6/af_inet6.c:301
 inet6_bind_sk net/ipv6/af_inet6.c:464 [inline]
 inet6_bind+0x11e/0x1a0 net/ipv6/af_inet6.c:470
 kernel_bind+0xd6/0x130 net/socket.c:3554
 rds_tcp_conn_path_connect+0x952/0xff0 net/rds/tcp_connect.c:175
 rds_connect_worker+0x353/0x4d0 net/rds/threads.c:176
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xae7/0x1d60 kernel/workqueue.c:3358
 worker_thread+0xede/0x1580 kernel/workqueue.c:3439
 kthread+0x53f/0x600 kernel/kthread.c:467
 ret_from_fork+0x20f/0x910 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Uninit was stored to memory at:
 kernel_bind+0x92/0x130 net/socket.c:3552
 rds_tcp_conn_path_connect+0x952/0xff0 net/rds/tcp_connect.c:175
 rds_connect_worker+0x353/0x4d0 net/rds/threads.c:176
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xae7/0x1d60 kernel/workqueue.c:3358
 worker_thread+0xede/0x1580 kernel/workqueue.c:3439
 kthread+0x53f/0x600 kernel/kthread.c:467
 ret_from_fork+0x20f/0x910 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Uninit was stored to memory at:
 rds_tcp_conn_path_connect+0xae5/0xff0 net/rds/tcp_connect.c:172
 rds_connect_worker+0x353/0x4d0 net/rds/threads.c:176
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xae7/0x1d60 kernel/workqueue.c:3358
 worker_thread+0xede/0x1580 kernel/workqueue.c:3439
 kthread+0x53f/0x600 kernel/kthread.c:467
 ret_from_fork+0x20f/0x910 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:4466 [inline]
 slab_alloc_node mm/slub.c:4788 [inline]
 kmem_cache_alloc_noprof+0x373/0x1200 mm/slub.c:4795
 rds_tcp_conn_alloc+0x7b/0xbb0 net/rds/tcp.c:376
 __rds_conn_create+0x267f/0x34e0 net/rds/connection.c:283
 rds_conn_create+0x5d/0x80 net/rds/connection.c:367
 rds_tcp_accept_one+0x784/0x17d0 net/rds/tcp_listen.c:243
 rds_tcp_accept_worker+0x38/0x100 net/rds/tcp.c:524
 process_one_work kernel/workqueue.c:3275 [inline]
 process_scheduled_works+0xae7/0x1d60 kernel/workqueue.c:3358
 worker_thread+0xede/0x1580 kernel/workqueue.c:3439
 kthread+0x53f/0x600 kernel/kthread.c:467
 ret_from_fork+0x20f/0x910 arch/x86/kernel/process.c:158
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

CPU: 0 UID: 0 PID: 76 Comm: kworker/u8:5 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: krds_cp_wq#2/0 rds_connect_worker
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