vxcan1 speed is unknown, defaulting to 1000 infiniband syz2: set active infiniband syz2: added vxcan1 BUG: sleeping function called from invalid context at mm/page_alloc.c:5167 in_atomic(): 0, irqs_disabled(): 1, non_block: 0, pid: 9833, name: syz-executor.3 INFO: lockdep is turned off. irq event stamp: 0 hardirqs last enabled at (0): [<0000000000000000>] 0x0 hardirqs last disabled at (0): [] copy_process+0x1dcd/0x74d0 kernel/fork.c:2061 softirqs last enabled at (0): [] copy_process+0x1e0e/0x74d0 kernel/fork.c:2065 softirqs last disabled at (0): [<0000000000000000>] 0x0 CPU: 1 PID: 9833 Comm: syz-executor.3 Tainted: G W 5.14.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0xcd/0x134 lib/dump_stack.c:105 ___might_sleep.cold+0x1f1/0x237 kernel/sched/core.c:9154 prepare_alloc_pages+0x3da/0x580 mm/page_alloc.c:5167 __alloc_pages+0x12f/0x500 mm/page_alloc.c:5363 alloc_pages+0x18c/0x2a0 mm/mempolicy.c:2244 stack_depot_save+0x39d/0x4e0 lib/stackdepot.c:303 save_stack+0x15e/0x1e0 mm/page_owner.c:120 __set_page_owner+0x50/0x290 mm/page_owner.c:181 prep_new_page mm/page_alloc.c:2433 [inline] __alloc_pages_bulk+0x8b9/0x1870 mm/page_alloc.c:5301 alloc_pages_bulk_array_node include/linux/gfp.h:557 [inline] vm_area_alloc_pages mm/vmalloc.c:2793 [inline] __vmalloc_area_node mm/vmalloc.c:2863 [inline] __vmalloc_node_range+0x39d/0x960 mm/vmalloc.c:2966 vmalloc_user+0x67/0x80 mm/vmalloc.c:3101 rxe_queue_init+0x28e/0x510 drivers/infiniband/sw/rxe/rxe_queue.c:89 rxe_qp_init_req drivers/infiniband/sw/rxe/rxe_qp.c:235 [inline] rxe_qp_from_init+0x1587/0x2090 drivers/infiniband/sw/rxe/rxe_qp.c:355 rxe_create_qp+0x205/0x350 drivers/infiniband/sw/rxe/rxe_verbs.c:435 _ib_create_qp drivers/infiniband/core/core_priv.h:329 [inline] ib_create_named_qp+0x2ad/0x1370 drivers/infiniband/core/verbs.c:1240 ib_create_qp include/rdma/ib_verbs.h:3677 [inline] create_mad_qp+0x177/0x2d0 drivers/infiniband/core/mad.c:2910 ib_mad_port_open drivers/infiniband/core/mad.c:2991 [inline] ib_mad_init_device+0xd58/0x13e0 drivers/infiniband/core/mad.c:3082 add_client_context+0x405/0x5e0 drivers/infiniband/core/device.c:718 enable_device_and_get+0x1cd/0x3b0 drivers/infiniband/core/device.c:1329 ib_register_device drivers/infiniband/core/device.c:1417 [inline] ib_register_device+0x854/0xb50 drivers/infiniband/core/device.c:1363 rxe_register_device+0x3a5/0x460 drivers/infiniband/sw/rxe/rxe_verbs.c:1184 rxe_add+0x1331/0x1710 drivers/infiniband/sw/rxe/rxe.c:248 rxe_net_add+0x8c/0xe0 drivers/infiniband/sw/rxe/rxe_net.c:499 rxe_newlink drivers/infiniband/sw/rxe/rxe.c:270 [inline] rxe_newlink+0xb7/0xe0 drivers/infiniband/sw/rxe/rxe.c:251 nldev_newlink+0x311/0x560 drivers/infiniband/core/nldev.c:1708 rdma_nl_rcv_msg+0x36d/0x690 drivers/infiniband/core/netlink.c:195 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline] rdma_nl_rcv+0x2ee/0x430 drivers/infiniband/core/netlink.c:259 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x533/0x7d0 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x86d/0xdb0 net/netlink/af_netlink.c:1929 sock_sendmsg_nosec net/socket.c:702 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:722 ____sys_sendmsg+0x6e8/0x810 net/socket.c:2385 ___sys_sendmsg+0xf3/0x170 net/socket.c:2439 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2468 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x4665d9 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f490d22b188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 00000000004665d9 RDX: 0000000000000000 RSI: 0000000020000640 RDI: 0000000000000003 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffc490b2a3f R14: 00007f490d22b300 R15: 0000000000022000 RDS/IB: syz2: added smc: adding ib device syz2 with port count 1 smc: ib device syz2 port 1 has pnetid vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 vxcan1 speed is unknown, defaulting to 1000 syz-executor.3 (9833) used greatest stack depth: 22592 bytes left