siw: device registration error -23 smc: removing ib device syz2 smbdirect: ib_dev[syz2] removed ------------[ cut here ]------------ !xa_empty(&pool->xa) WARNING: drivers/infiniband/sw/rxe/rxe_pool.c:116 at rxe_pool_cleanup+0x48/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116, CPU#0: syz.5.1513/11432 Modules linked in: CPU: 0 UID: 0 PID: 11432 Comm: syz.5.1513 Not tainted syzkaller #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 RIP: 0010:rxe_pool_cleanup+0x48/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Code: 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 10 4b 70 f9 48 83 3b 00 75 0c e8 85 f6 04 f9 5b e9 6a 41 4f f8 cc e8 79 f6 04 f9 90 <0f> 0b 90 5b e9 5a 41 4f f8 cc 66 66 66 66 66 2e 0f 1f 84 00 00 00 RSP: 0018:ffffc9000372f060 EFLAGS: 00010246 RAX: ffffffff88c0ffa7 RBX: ffff888034675418 RCX: 0000000000080000 RDX: ffffc90006ab3000 RSI: 000000000007ffff RDI: 0000000000080000 RBP: ffff8880346750f8 R08: ffff8880346747ab R09: 1ffff110068ce8f5 R10: dffffc0000000000 R11: ffffffff88bf3350 R12: ffff8880346750f8 R13: 1ffff110068ce9ef R14: ffffffff88bf3350 R15: dffffc0000000000 FS: 00007fed7ae0a6c0(0000) GS:ffff88812528f000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f85c53f84b8 CR3: 000000003cb38000 CR4: 0000000000350ef0 Call Trace: rxe_dealloc+0x27/0xc0 drivers/infiniband/sw/rxe/rxe.c:26 ib_dealloc_device+0x54/0x200 drivers/infiniband/core/device.c:667 __ib_unregister_device+0x38f/0x400 drivers/infiniband/core/device.c:1546 ib_unregister_device_and_put+0xb8/0xf0 drivers/infiniband/core/device.c:1593 nldev_dellink+0x39e/0x430 drivers/infiniband/core/nldev.c:1857 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+0x6ef/0xa40 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline] netlink_unicast+0x7bb/0x940 net/netlink/af_netlink.c:1344 netlink_sendmsg+0x813/0xb40 net/netlink/af_netlink.c:1899 sock_sendmsg_nosec net/socket.c:775 [inline] __sock_sendmsg net/socket.c:790 [inline] ____sys_sendmsg+0x9b9/0xa20 net/socket.c:2684 ___sys_sendmsg+0x2a5/0x360 net/socket.c:2738 __sys_sendmsg net/socket.c:2770 [inline] __do_sys_sendmsg net/socket.c:2775 [inline] __se_sys_sendmsg net/socket.c:2773 [inline] __x64_sys_sendmsg+0x1b1/0x290 net/socket.c:2773 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fed79f9ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fed7ae0a028 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fed7a215fa0 RCX: 00007fed79f9ce59 RDX: 0000000000000000 RSI: 00002000000002c0 RDI: 0000000000000004 RBP: 00007fed7a032d6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fed7a216038 R14: 00007fed7a215fa0 R15: 00007fff9d75ea68