BUG: MAX_STACK_TRACE_ENTRIES too low! turning off the locking correctness validator. CPU: 0 PID: 2393 Comm: syz-executor.4 Not tainted 5.15.157-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2d0 lib/dump_stack.c:106 save_trace+0x88a/0xab0 kernel/locking/lockdep.c:547 mark_lock+0x1ca/0x340 kernel/locking/lockdep.c:4586 mark_usage kernel/locking/lockdep.c:4512 [inline] __lock_acquire+0xc97/0x1ff0 kernel/locking/lockdep.c:4966 lock_acquire+0x1db/0x4f0 kernel/locking/lockdep.c:5623 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0xd1/0x120 kernel/locking/spinlock.c:162 htab_lock_bucket kernel/bpf/hashtab.c:183 [inline] htab_lru_map_delete_elem+0x1c2/0x650 kernel/bpf/hashtab.c:1394 bpf_prog_2c29ac5cdc6b1842+0x3a/0xe64 bpf_dispatcher_nop_func include/linux/bpf.h:790 [inline] __bpf_prog_run include/linux/filter.h:628 [inline] bpf_prog_run include/linux/filter.h:635 [inline] __bpf_trace_run kernel/trace/bpf_trace.c:1880 [inline] bpf_trace_run3+0x1d1/0x380 kernel/trace/bpf_trace.c:1918 __bpf_trace_kmem_cache_free+0x99/0xc0 include/trace/events/kmem.h:138 __traceiter_kmem_cache_free+0x2e/0x50 include/trace/events/kmem.h:138 trace_kmem_cache_free include/trace/events/kmem.h:138 [inline] kmem_cache_free+0x1ce/0x1f0 mm/slub.c:3516 __dentry_kill+0x4f4/0x650 fs/dcache.c:596 dentry_kill+0xbb/0x290 dput+0xd8/0x1a0 fs/dcache.c:889 __fput+0x5ec/0x890 fs/file_table.c:288 task_work_run+0x129/0x1a0 kernel/task_work.c:164 tracehook_notify_resume include/linux/tracehook.h:189 [inline] exit_to_user_mode_loop+0x106/0x130 kernel/entry/common.c:181 exit_to_user_mode_prepare+0xb1/0x140 kernel/entry/common.c:214 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline] syscall_exit_to_user_mode+0x5d/0x240 kernel/entry/common.c:307 do_syscall_64+0x47/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7fdb8240fc9a Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 RSP: 002b:00007ffe217d1e00 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007fdb8240fc9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 0000000000000226 R08: 0000001b2d660000 R09: 00007fdb8253ef8c R10: 00007ffe217d1f50 R11: 0000000000000293 R12: 00007fdb81f942f0 R13: ffffffffffffffff R14: 00007fdb81f93000 R15: 000000000005b1fc