netlink: 8 bytes leftover after parsing attributes in process `syz.0.1829'. smc: removing ib device syz0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13476 at drivers/infiniband/sw/rxe/rxe_pool.c:116 rxe_pool_cleanup+0x41/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Modules linked in: CPU: 1 UID: 0 PID: 13476 Comm: syz.0.1829 Not tainted 6.16.0-rc7-syzkaller-00018-g01a412d06bc5 #0 PREEMPT(full) Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/12/2025 RIP: 0010:rxe_pool_cleanup+0x41/0x60 drivers/infiniband/sw/rxe/rxe_pool.c:116 Code: 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 75 1f 48 83 bb 80 00 00 00 00 75 06 5b e9 b5 a6 0b f9 e8 b0 a6 0b f9 90 <0f> 0b 90 5b e9 a6 a6 0b f9 e8 81 fa 70 f9 eb da 66 66 2e 0f 1f 84 RSP: 0018:ffffc900033271e8 EFLAGS: 00010246 RAX: 0000000000080000 RBX: ffff888033e59320 RCX: ffffc9000d5ab000 RDX: 0000000000080000 RSI: ffffffff88b041c0 RDI: ffff888033e593a0 RBP: ffffffff88aea670 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000002 R11: 0000000000000001 R12: ffff888033e58668 R13: ffff888033e57fe0 R14: ffff888033e57fe0 R15: ffff888033e59080 FS: 00007f0f04f396c0(0000) GS:ffff888124820000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000020000001b000 CR3: 0000000036496000 CR4: 00000000003526f0 Call Trace: rxe_dealloc+0x25/0xc0 drivers/infiniband/sw/rxe/rxe.c:24 ib_dealloc_device+0x49/0x230 drivers/infiniband/core/device.c:656 __ib_unregister_device+0x396/0x480 drivers/infiniband/core/device.c:1536 ib_unregister_device_and_put+0x5a/0x80 drivers/infiniband/core/device.c:1583 nldev_dellink+0x21f/0x320 drivers/infiniband/core/nldev.c:1826 rdma_nl_rcv_msg+0x387/0x6e0 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb.constprop.0.isra.0+0x2d0/0x430 drivers/infiniband/core/netlink.c:239 netlink_unicast_kernel net/netlink/af_netlink.c:1320 [inline] netlink_unicast+0x58a/0x850 net/netlink/af_netlink.c:1346 netlink_sendmsg+0x8d1/0xdd0 net/netlink/af_netlink.c:1896 sock_sendmsg_nosec net/socket.c:712 [inline] __sock_sendmsg net/socket.c:727 [inline] ____sys_sendmsg+0xa95/0xc70 net/socket.c:2566 ___sys_sendmsg+0x134/0x1d0 net/socket.c:2620 __sys_sendmsg+0x16d/0x220 net/socket.c:2652 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0xcd/0x4c0 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f0f0418e9a9 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:00007f0f04f39038 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f0f043b6080 RCX: 00007f0f0418e9a9 RDX: 0000000000008044 RSI: 0000200000000200 RDI: 0000000000000008 RBP: 00007f0f04210d69 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000000 R14: 00007f0f043b6080 R15: 00007fffe892a4b8