iwpm_register_pid: Unable to send a nlmsg (client = 2) infiniband syz1: RDMA CMA: cma_listen_on_dev, error -98 smc: removing ib device syz2 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13468 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x47/0x50 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 1 UID: 0 PID: 13468 Comm: syz.4.1400 Not tainted 6.12.0-rc6-next-20241107-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/13/2024 RIP: 0010:rxe_pool_cleanup+0x47/0x50 drivers/infiniband/sw/rxe/rxe_pool.c:116 Code: 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 40 3b 2b f9 48 83 3b 00 75 0b e8 d5 c4 c0 f8 5b c3 cc cc cc cc e8 ca c4 c0 f8 90 <0f> 0b 90 5b c3 cc cc cc cc 90 90 90 90 90 90 90 90 90 90 90 90 90 RSP: 0018:ffffc9000c6270e8 EFLAGS: 00010246 RAX: ffffffff88dea256 RBX: ffff88805c979380 RCX: 0000000000040000 RDX: ffffc900054a9000 RSI: 000000000003ffff RDI: 0000000000040000 RBP: 0000000000000002 R08: ffffffff88b70473 R09: 1ffff1100b92f0ed R10: dffffc0000000000 R11: ffffffff88dcb6d0 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88805c978650 R15: dffffc0000000000 FS: 00007f216b1f66c0(0000) GS:ffff8880b8700000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f216b1d4f98 CR3: 00000000122fc000 CR4: 00000000003526f0 DR0: 0000000000000000 DR1: 0000000000000097 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: rxe_dealloc+0x33/0x100 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x50/0x200 drivers/infiniband/core/device.c:664 __ib_unregister_device+0x366/0x3d0 drivers/infiniband/core/device.c:1537 ib_unregister_device_and_put+0xb9/0xf0 drivers/infiniband/core/device.c:1584 nldev_dellink+0x2c6/0x310 drivers/infiniband/core/nldev.c:1825 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x6dd/0x9e0 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1336 [inline] netlink_unicast+0x7f6/0x990 net/netlink/af_netlink.c:1362 netlink_sendmsg+0x8e4/0xcb0 net/netlink/af_netlink.c:1906 sock_sendmsg_nosec net/socket.c:711 [inline] __sock_sendmsg+0x221/0x270 net/socket.c:726 ____sys_sendmsg+0x52a/0x7e0 net/socket.c:2583 ___sys_sendmsg net/socket.c:2637 [inline] __sys_sendmsg+0x269/0x350 net/socket.c:2669 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f216cd7e719 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:00007f216b1f6038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f216cf35f80 RCX: 00007f216cd7e719 RDX: 0000000020000000 RSI: 00000000200002c0 RDI: 0000000000000005 RBP: 00007f216cdf139e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f216cf35f80 R15: 00007fffde68b958