syzbot

rdma_rxe: rxe-pd pool destroyed with unfree'd elem
rdma_rxe: rxe-mr pool destroyed with unfree'd elem
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WARNING: CPU: 0 PID: 7423 at drivers/infiniband/core/restrack.c:52 rdma_restrack_clean+0x2a6/0x300 drivers/infiniband/core/restrack.c:52
Modules linked in:
CPU: 0 PID: 7423 Comm: syz.3.816 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025
RIP: 0010:rdma_restrack_clean+0x2a6/0x300 drivers/infiniband/core/restrack.c:52
Code: 90 6b 56 fa 49 81 c6 68 02 00 00 4c 89 f7 e8 b1 e9 de fc 48 89 df 5b 41 5c 41 5d 41 5e 41 5f 5d e9 7f 3d 9a fa e8 6a 6b 56 fa <0f> 0b e9 b9 fd ff ff e8 5e 6b 56 fa 0f 0b e9 f9 fd ff ff e8 52 6b
RSP: 0018:ffffc9000409f260 EFLAGS: 00010246
RAX: ffffffff87215f26 RBX: ffff88814c5f9000 RCX: 0000000000080000
RDX: ffffc9000d1d2000 RSI: 000000000007ffff RDI: 0000000000080000
RBP: 1ffff1100ef0a9d8 R08: dffffc0000000000 R09: ffffed100ef0a9db
R10: ffffed100ef0a9db R11: 1ffff1100ef0a9da R12: 1ffff1100ef0a9c9
R13: dffffc0000000000 R14: ffff888077854ec0 R15: ffff88814c5f9048
FS:  00007f28cb0bb6c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f56176ef000 CR3: 000000002b02c000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 ib_dealloc_device+0x160/0x1f0 drivers/infiniband/core/device.c:684
 __ib_unregister_device+0x120/0x170 drivers/infiniband/core/device.c:1500
 ib_unregister_device_and_put+0xb4/0xf0 drivers/infiniband/core/device.c:1547
 nldev_dellink+0x2be/0x310 drivers/infiniband/core/nldev.c:1741
 rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:-1 [inline]
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x69b/0x970 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x774/0x920 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x8ab/0xbc0 net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:704 [inline]
 __sock_sendmsg net/socket.c:716 [inline]
 ____sys_sendmsg+0x5a2/0x8c0 net/socket.c:2436
 ___sys_sendmsg+0x1f0/0x260 net/socket.c:2490
 __sys_sendmsg net/socket.c:2519 [inline]
 __do_sys_sendmsg net/socket.c:2528 [inline]
 __se_sys_sendmsg+0x190/0x250 net/socket.c:2526
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f28cce53fc9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f28cb0bb038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f28cd0aafa0 RCX: 00007f28cce53fc9
RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 000000000000000b
RBP: 00007f28cced6f91 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f28cd0ab038 R14: 00007f28cd0aafa0 R15: 00007ffd50769938
 </TASK>