WARNING: CPU: 0 PID: 30906 at mm/percpu.c:891 pcpu_alloc+0x78a/0xab0 mm/percpu.c:891 illegal size (56224) or align (8) for percpu allocation Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 30906 Comm: syz-executor.4 Not tainted 4.9.184+ #5 ffff8801ac4f79f8 ffffffff81b580a1 ffff8801ac4f7b00 ffffffff82a3a960 00000000ffffffff 0000000000000000 0000000000000009 ffff8801ac4f7ad8 ffffffff813fd67a 0000000041b58ab3 ffffffff82e313da ffffffff813fd4a1 Call Trace: [<00000000dd7fcf20>] __dump_stack lib/dump_stack.c:15 [inline] [<00000000dd7fcf20>] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [<00000000a4310f38>] panic+0x1d9/0x3bd kernel/panic.c:180 [<000000004e8ed123>] __warn.cold+0x2f/0x2f kernel/panic.c:546 [<000000006a530330>] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:569 [<0000000094b28f69>] pcpu_alloc+0x78a/0xab0 mm/percpu.c:891 [<000000007a26ce4b>] __alloc_percpu_gfp+0x28/0x30 mm/percpu.c:1066 [<00000000e47735c4>] alloc_extra_elems kernel/bpf/hashtab.c:141 [inline] [<00000000e47735c4>] htab_map_alloc+0x753/0xf00 kernel/bpf/hashtab.c:256 [<0000000048e87084>] find_and_alloc_map kernel/bpf/syscall.c:38 [inline] [<0000000048e87084>] map_create kernel/bpf/syscall.c:259 [inline] [<0000000048e87084>] SYSC_bpf kernel/bpf/syscall.c:1019 [inline] [<0000000048e87084>] SyS_bpf+0x6fc/0x25d0 kernel/bpf/syscall.c:972 [<000000001e68b2ee>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288 [<0000000002a470d8>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..