wlan0 speed is unknown, defaulting to 1000
iwpm_register_pid: Unable to send a nlmsg (client = 2)
infiniband syz1: RDMA CMA: cma_listen_on_dev, error -98
BUG: MAX_LOCKDEP_CHAINS too low!
turning off the locking correctness validator.
CPU: 1 PID: 18519 Comm: syz.5.3432 Not tainted 5.15.189-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/30/2025
Call trace:
 dump_backtrace+0x0/0x43c arch/arm64/kernel/stacktrace.c:152
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:216
 __dump_stack+0x30/0x40 lib/dump_stack.c:88
 dump_stack_lvl+0xf8/0x160 lib/dump_stack.c:106
 dump_stack+0x1c/0x5c lib/dump_stack.c:113
 add_chain_cache kernel/locking/lockdep.c:-1 [inline]
 lookup_chain_cache_add kernel/locking/lockdep.c:3735 [inline]
 validate_chain kernel/locking/lockdep.c:3756 [inline]
 __lock_acquire+0x1b30/0x651c kernel/locking/lockdep.c:5012
 lock_acquire+0x1f4/0x620 kernel/locking/lockdep.c:5623
 do_write_seqcount_begin_nested include/linux/seqlock.h:519 [inline]
 do_write_seqcount_begin include/linux/seqlock.h:545 [inline]
 psi_group_change+0x24c/0x1210 kernel/sched/psi.c:710
 psi_task_switch+0x134/0x68c kernel/sched/psi.c:857
 psi_sched_switch kernel/sched/stats.h:148 [inline]
 __schedule+0x1530/0x1c0c kernel/sched/core.c:6371
 preempt_schedule_common+0x138/0x218 kernel/sched/core.c:6552
 preempt_schedule+0x64/0x84 kernel/sched/core.c:6577
 __raw_spin_unlock include/linux/spinlock_api_smp.h:152 [inline]
 _raw_spin_unlock+0xd8/0x11c kernel/locking/spinlock.c:186
 spin_unlock include/linux/spinlock.h:403 [inline]
 kobj_kset_join lib/kobject.c:205 [inline]
 kobject_add_internal+0x44c/0xc54 lib/kobject.c:254
 kobject_add_varg lib/kobject.c:398 [inline]
 kobject_add+0x134/0x1f8 lib/kobject.c:450
 class_dir_create_and_add drivers/base/core.c:2966 [inline]
 get_device_parent+0x35c/0x3d4 drivers/base/core.c:3021
 device_add+0x2e0/0xf94 drivers/base/core.c:3333
 device_register+0x28/0x38 drivers/base/core.c:3494
 srp_add_port drivers/infiniband/ulp/srp/ib_srp.c:3960 [inline]
 srp_add_one+0x6a0/0xc1c drivers/infiniband/ulp/srp/ib_srp.c:4064
 add_client_context+0x418/0x79c drivers/infiniband/core/device.c:729
 enable_device_and_get+0x17c/0x398 drivers/infiniband/core/device.c:1340
 ib_register_device+0xd34/0xf3c drivers/infiniband/core/device.c:1428
 siw_device_register drivers/infiniband/sw/siw/siw_main.c:72 [inline]
 siw_newlink+0x824/0xca8 drivers/infiniband/sw/siw/siw_main.c:519
 nldev_newlink+0x3f4/0x440 drivers/infiniband/core/nldev.c:1710
 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+0x548/0x7d4 drivers/infiniband/core/netlink.c:259
 netlink_unicast_kernel net/netlink/af_netlink.c:1318 [inline]
 netlink_unicast+0x624/0x8b0 net/netlink/af_netlink.c:1344
 netlink_sendmsg+0x6e8/0x9cc net/netlink/af_netlink.c:1918
 sock_sendmsg_nosec net/socket.c:704 [inline]
 __sock_sendmsg net/socket.c:716 [inline]
 ____sys_sendmsg+0x61c/0x920 net/socket.c:2436
 ___sys_sendmsg+0x1d0/0x240 net/socket.c:2490
 __sys_sendmsg net/socket.c:2519 [inline]
 __do_sys_sendmsg net/socket.c:2528 [inline]
 __se_sys_sendmsg net/socket.c:2526 [inline]
 __arm64_sys_sendmsg+0x1a8/0x254 net/socket.c:2526
 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
 invoke_syscall+0x98/0x2b8 arch/arm64/kernel/syscall.c:52
 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142
 do_el0_svc+0x58/0x14c arch/arm64/kernel/syscall.c:181
 el0_svc+0x78/0x1e0 arch/arm64/kernel/entry-common.c:608
 el0t_64_sync_handler+0xcc/0xe4 arch/arm64/kernel/entry-common.c:626
 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000
wlan0 speed is unknown, defaulting to 1000