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WARNING: CPU: 1 PID: 16475 at mm/percpu.c:891 pcpu_alloc+0x78a/0xab0 mm/percpu.c:891
illegal size (65672) or align (8) for percpu allocation
Kernel panic - not syncing: panic_on_warn set ...

CPU: 1 PID: 16475 Comm: syz-executor.2 Not tainted 4.9.194+ #0
 ffff8801caf279f8 ffffffff81b67001 ffff8801caf27b00 ffffffff82a3b3c0
 00000000ffffffff 0000000000000001 0000000000000009 ffff8801caf27ad8
 ffffffff813fef3a 0000000041b58ab3 ffffffff82e32f55 ffffffff813fed61
Call Trace:
 [<000000009b94c02e>] __dump_stack lib/dump_stack.c:15 [inline]
 [<000000009b94c02e>] dump_stack+0xc1/0x120 lib/dump_stack.c:51
 [<0000000057e02fb3>] panic+0x1d9/0x3bd kernel/panic.c:180
 [<00000000830d38d5>] __warn.cold+0x2f/0x2f kernel/panic.c:546
 [<00000000f2c20475>] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:569
 [<00000000a3c75ca3>] pcpu_alloc+0x78a/0xab0 mm/percpu.c:891
 [<00000000148313ab>] __alloc_percpu_gfp+0x28/0x30 mm/percpu.c:1066
 [<00000000b9ba1d84>] alloc_extra_elems kernel/bpf/hashtab.c:141 [inline]
 [<00000000b9ba1d84>] htab_map_alloc+0x753/0xf00 kernel/bpf/hashtab.c:256
 [<000000009882b558>] find_and_alloc_map kernel/bpf/syscall.c:38 [inline]
 [<000000009882b558>] map_create kernel/bpf/syscall.c:259 [inline]
 [<000000009882b558>] SYSC_bpf kernel/bpf/syscall.c:1019 [inline]
 [<000000009882b558>] SyS_bpf+0x6fc/0x25d0 kernel/bpf/syscall.c:972
 [<00000000ee0e479d>] do_syscall_64+0x1ad/0x5c0 arch/x86/entry/common.c:288
 [<0000000003f2cda2>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Kernel Offset: disabled
Rebooting in 86400 seconds..