infiniband syz0: set active
infiniband syz0: added bond0
RDS/IB: syz0: added
smc: adding ib device syz0 with port count 1
BUG: sleeping function called from invalid context at kernel/locking/mutex.c:577
in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 8157, name: syz-executor.2
preempt_count: 1, expected: 0
RCU nest depth: 0, expected: 0
6 locks held by syz-executor.2/8157:
 #0: ffffffff91032638 (&rdma_nl_types[idx].sem){.+.+}-{3:3}, at: rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:164 [inline]
 #0: ffffffff91032638 (&rdma_nl_types[idx].sem){.+.+}-{3:3}, at: rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 #0: ffffffff91032638 (&rdma_nl_types[idx].sem){.+.+}-{3:3}, at: rdma_nl_rcv+0x33a/0xa30 drivers/infiniband/core/netlink.c:259
 #1: ffffffff8d9993f0 (link_ops_rwsem){++++}-{3:3}, at: nldev_newlink+0x3f6/0x660 drivers/infiniband/core/nldev.c:1707
 #2: ffffffff8d98c170 (devices_rwsem){++++}-{3:3}, at: enable_device_and_get+0x128/0x480 drivers/infiniband/core/device.c:1321
 #3: ffffffff8d98c470 (clients_rwsem){++++}-{3:3}, at: enable_device_and_get+0x18d/0x480 drivers/infiniband/core/device.c:1329
 #4: ffff8880793cc5c0 (&device->client_data_rwsem){++++}-{3:3}, at: add_client_context+0x4ba/0x830 drivers/infiniband/core/device.c:718
 #5: ffff888022b77618 (&pnettable->lock){++++}-{2:2}, at: smc_pnetid_by_table_ib+0x7e/0x230 net/smc/smc_pnet.c:1159
Preemption disabled at:
[<0000000000000000>] 0x0
CPU: 0 PID: 8157 Comm: syz-executor.2 Not tainted 5.17.0-rc5-syzkaller-00021-g23d04328444a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x201/0x2d8 lib/dump_stack.c:106
 __might_resched+0x5ce/0x790 kernel/sched/core.c:9585
 __mutex_lock_common+0xd2/0x2590 kernel/locking/mutex.c:577
 __mutex_lock kernel/locking/mutex.c:733 [inline]
 mutex_lock_nested+0x1a/0x20 kernel/locking/mutex.c:785
 smc_pnet_apply_ib+0x25/0x190 net/smc/smc_pnet.c:251
 smc_pnetid_by_table_ib+0x1ff/0x230 net/smc/smc_pnet.c:1164
 smc_ib_add_dev+0x4da/0x820 net/smc/smc_ib.c:940
 add_client_context+0x4f6/0x830 drivers/infiniband/core/device.c:720
 enable_device_and_get+0x1eb/0x480 drivers/infiniband/core/device.c:1331
 ib_register_device+0x1178/0x1540 drivers/infiniband/core/device.c:1419
 rxe_register_device+0x25d/0x360 drivers/infiniband/sw/rxe/rxe_verbs.c:1146
 rxe_net_add+0x73/0xd0 drivers/infiniband/sw/rxe/rxe_net.c:538
 rxe_newlink+0x6b/0xf0 drivers/infiniband/sw/rxe/rxe.c:268
 nldev_newlink+0x5b4/0x660 drivers/infiniband/core/nldev.c:1717
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x6f1/0xa30 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline]
 netlink_unicast+0x81a/0x9f0 net/netlink/af_netlink.c:1343
 netlink_sendmsg+0xaec/0xe60 net/netlink/af_netlink.c:1919
 sock_sendmsg_nosec net/socket.c:705 [inline]
 sock_sendmsg net/socket.c:725 [inline]
 ____sys_sendmsg+0x5b9/0x910 net/socket.c:2413
 ___sys_sendmsg net/socket.c:2467 [inline]
 __sys_sendmsg+0x280/0x370 net/socket.c:2496
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f655e3ad059
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f655cd22168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f655e4bff60 RCX: 00007f655e3ad059
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00007f655e40708d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff21225abf R14: 00007f655cd22300 R15: 0000000000022000
 </TASK>

=============================
[ BUG: Invalid wait context ]
5.17.0-rc5-syzkaller-00021-g23d04328444a #0 Tainted: G        W        
-----------------------------
syz-executor.2/8157 is trying to lock:
ffffffff8de29818 (smc_ib_devices.mutex){+.+.}-{3:3}, at: smc_pnet_apply_ib+0x25/0x190 net/smc/smc_pnet.c:251
other info that might help us debug this:
context-{4:4}
6 locks held by syz-executor.2/8157:
 #0: ffffffff91032638 (&rdma_nl_types[idx].sem){.+.+}-{3:3}, at: rdma_nl_rcv_msg drivers/infiniband/core/netlink.c:164 [inline]
 #0: ffffffff91032638 (&rdma_nl_types[idx].sem){.+.+}-{3:3}, at: rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 #0: ffffffff91032638 (&rdma_nl_types[idx].sem){.+.+}-{3:3}, at: rdma_nl_rcv+0x33a/0xa30 drivers/infiniband/core/netlink.c:259
 #1: ffffffff8d9993f0 (link_ops_rwsem){++++}-{3:3}, at: nldev_newlink+0x3f6/0x660 drivers/infiniband/core/nldev.c:1707
 #2: ffffffff8d98c170 (devices_rwsem){++++}-{3:3}, at: enable_device_and_get+0x128/0x480 drivers/infiniband/core/device.c:1321
 #3: ffffffff8d98c470 (clients_rwsem){++++}-{3:3}, at: enable_device_and_get+0x18d/0x480 drivers/infiniband/core/device.c:1329
 #4: ffff8880793cc5c0 (&device->client_data_rwsem){++++}-{3:3}, at: add_client_context+0x4ba/0x830 drivers/infiniband/core/device.c:718
 #5: ffff888022b77618 (&pnettable->lock){++++}-{2:2}, at: smc_pnetid_by_table_ib+0x7e/0x230 net/smc/smc_pnet.c:1159
stack backtrace:
CPU: 0 PID: 8157 Comm: syz-executor.2 Tainted: G        W         5.17.0-rc5-syzkaller-00021-g23d04328444a #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <TASK>
 __dump_stack lib/dump_stack.c:88 [inline]
 dump_stack_lvl+0x1dc/0x2d8 lib/dump_stack.c:106
 print_lock_invalid_wait_context kernel/locking/lockdep.c:4678 [inline]
 check_wait_context kernel/locking/lockdep.c:4739 [inline]
 __lock_acquire+0x195e/0x2b00 kernel/locking/lockdep.c:4977
 lock_acquire+0x19f/0x4d0 kernel/locking/lockdep.c:5639
 __mutex_lock_common+0x1d5/0x2590 kernel/locking/mutex.c:600
 __mutex_lock kernel/locking/mutex.c:733 [inline]
 mutex_lock_nested+0x1a/0x20 kernel/locking/mutex.c:785
 smc_pnet_apply_ib+0x25/0x190 net/smc/smc_pnet.c:251
 smc_pnetid_by_table_ib+0x1ff/0x230 net/smc/smc_pnet.c:1164
 smc_ib_add_dev+0x4da/0x820 net/smc/smc_ib.c:940
 add_client_context+0x4f6/0x830 drivers/infiniband/core/device.c:720
 enable_device_and_get+0x1eb/0x480 drivers/infiniband/core/device.c:1331
 ib_register_device+0x1178/0x1540 drivers/infiniband/core/device.c:1419
 rxe_register_device+0x25d/0x360 drivers/infiniband/sw/rxe/rxe_verbs.c:1146
 rxe_net_add+0x73/0xd0 drivers/infiniband/sw/rxe/rxe_net.c:538
 rxe_newlink+0x6b/0xf0 drivers/infiniband/sw/rxe/rxe.c:268
 nldev_newlink+0x5b4/0x660 drivers/infiniband/core/nldev.c:1717
 rdma_nl_rcv_skb drivers/infiniband/core/netlink.c:239 [inline]
 rdma_nl_rcv+0x6f1/0xa30 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1317 [inline]
 netlink_unicast+0x81a/0x9f0 net/netlink/af_netlink.c:1343
 netlink_sendmsg+0xaec/0xe60 net/netlink/af_netlink.c:1919
 sock_sendmsg_nosec net/socket.c:705 [inline]
 sock_sendmsg net/socket.c:725 [inline]
 ____sys_sendmsg+0x5b9/0x910 net/socket.c:2413
 ___sys_sendmsg net/socket.c:2467 [inline]
 __sys_sendmsg+0x280/0x370 net/socket.c:2496
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x44/0xae
RIP: 0033:0x7f655e3ad059
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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f655cd22168 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f655e4bff60 RCX: 00007f655e3ad059
RDX: 0000000000000000 RSI: 0000000020000140 RDI: 0000000000000003
RBP: 00007f655e40708d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff21225abf R14: 00007f655cd22300 R15: 0000000000022000
 </TASK>
smc:    ib device syz0 port 1 has pnetid SYZ1 (user defined)