rtrs_client L2020: <test>: CM error (CM event: address error, err: -ENODEV)
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BUG: KASAN: null-ptr-deref in do_trace_event_raw_event_rtrs_clt_conn_class drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:58 [inline]
BUG: KASAN: null-ptr-deref in trace_event_raw_event_rtrs_clt_conn_class+0x220/0x480 drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:36
Read of size 255 at addr 0000000000000000 by task kworker/u8:0/12

CPU: 0 UID: 0 PID: 12 Comm: kworker/u8:0 Not tainted syzkaller #0 PREEMPT 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/07/2026
Workqueue: ib_addr process_one_req
Call trace:
 show_stack+0x2c/0x3c arch/arm64/kernel/stacktrace.c:499 (C)
 __dump_stack+0x30/0x40 lib/dump_stack.c:94
 dump_stack_lvl+0xd8/0x12c lib/dump_stack.c:120
 print_report+0x58/0x84 mm/kasan/report.c:485
 kasan_report+0x8c/0xc4 mm/kasan/report.c:595
 check_region_inline mm/kasan/generic.c:-1 [inline]
 kasan_check_range+0x17c/0x1ac mm/kasan/generic.c:200
 __asan_memcpy+0x3c/0x84 mm/kasan/shadow.c:105
 do_trace_event_raw_event_rtrs_clt_conn_class drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:58 [inline]
 trace_event_raw_event_rtrs_clt_conn_class+0x220/0x480 drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:36
 __traceiter_rtrs_rdma_error_recovery+0x74/0xc8 drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:78
 __do_trace_rtrs_rdma_error_recovery drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:78 [inline]
 trace_rtrs_rdma_error_recovery drivers/infiniband/ulp/rtrs/rtrs-clt-trace.h:78 [inline]
 rtrs_rdma_error_recovery+0x2d4/0x400 drivers/infiniband/ulp/rtrs/rtrs-clt.c:311
 rtrs_clt_rdma_cm_handler+0x498/0x1a18 drivers/infiniband/ulp/rtrs/rtrs-clt.c:2062
 cma_cm_event_handler+0xbc/0x4c8 drivers/infiniband/core/cma.c:2181
 addr_handler+0x210/0x3b4 drivers/infiniband/core/cma.c:3552
 process_one_req+0x26c/0x440 drivers/infiniband/core/addr.c:624
 process_one_work kernel/workqueue.c:3387 [inline]
 process_scheduled_works+0x91c/0x1250 kernel/workqueue.c:3470
 worker_thread+0x798/0xbd0 kernel/workqueue.c:3551
 kthread+0x304/0x3d4 kernel/kthread.c:436
 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:838
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