------------[ cut here ]------------ WARNING: CPU: 1 PID: 31065 at mm/percpu.c:891 pcpu_alloc+0x78a/0xab0 mm/percpu.c:891 illegal size (524456) or align (8) for percpu allocation Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 31065 Comm: syz-executor.1 Not tainted 4.9.165+ #28 ffff8801a83bfa00 ffffffff81b4baf1 ffff8801a83bfb00 ffffffff82a39ba0 00000000ffffffff 0000000000000001 0000000000000009 ffff8801a83bfae0 ffffffff813f90fa 0000000041b58ab3 ffffffff82e2e7da ffffffff813f8f21 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [] panic+0x1d9/0x3bd kernel/panic.c:180 [] __warn.cold+0x2f/0x2f kernel/panic.c:546 [] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:569 [] pcpu_alloc+0x78a/0xab0 mm/percpu.c:891 [] __alloc_percpu_gfp+0x28/0x30 mm/percpu.c:1066 [] alloc_extra_elems kernel/bpf/hashtab.c:133 [inline] [] htab_map_alloc+0x74f/0xef0 kernel/bpf/hashtab.c:243 [] find_and_alloc_map kernel/bpf/syscall.c:38 [inline] [] map_create kernel/bpf/syscall.c:259 [inline] [] SYSC_bpf kernel/bpf/syscall.c:1019 [inline] [] SyS_bpf+0x6fc/0x25d0 kernel/bpf/syscall.c:972 [] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285 [] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..