audit: type=1400 audit(1554491276.364:1768): avc: denied { map_create } for pid=25493 comm="syz-executor.3" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 25496 at mm/percpu.c:891 pcpu_alloc+0x78a/0xab0 mm/percpu.c:891 audit: type=1400 audit(1554491276.464:1769): avc: denied { create } for pid=25495 comm="syz-executor.1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 audit: type=1400 audit(1554491276.494:1770): avc: denied { write } for pid=25495 comm="syz-executor.1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 illegal size (532536) or align (8) for percpu allocation Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 25496 Comm: syz-executor.3 Not tainted 4.9.167+ #38 ffff88019288fa00 ffffffff81b4f011 ffff88019288fb00 ffffffff82a39ba0 00000000ffffffff 0000000000000001 0000000000000009 ffff88019288fae0 ffffffff813f91aa 0000000041b58ab3 ffffffff82e2ec1a ffffffff813f8fd1 Call Trace: [<00000000fa05cc60>] __dump_stack lib/dump_stack.c:15 [inline] [<00000000fa05cc60>] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [<00000000ca03ffe5>] panic+0x1d9/0x3bd kernel/panic.c:180 [<000000003a7b458b>] __warn.cold+0x2f/0x2f kernel/panic.c:546 [<00000000ed1d6155>] warn_slowpath_fmt+0xc2/0x100 kernel/panic.c:569 audit: type=1400 audit(1554491276.864:1771): avc: denied { read } for pid=25495 comm="syz-executor.1" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_generic_socket permissive=1 [<00000000328755d3>] pcpu_alloc+0x78a/0xab0 mm/percpu.c:891 [<0000000008c98637>] __alloc_percpu_gfp+0x28/0x30 mm/percpu.c:1066 [<00000000b5074e9a>] alloc_extra_elems kernel/bpf/hashtab.c:133 [inline] [<00000000b5074e9a>] htab_map_alloc+0x74f/0xef0 kernel/bpf/hashtab.c:243 [<00000000faf7b173>] find_and_alloc_map kernel/bpf/syscall.c:38 [inline] [<00000000faf7b173>] map_create kernel/bpf/syscall.c:259 [inline] [<00000000faf7b173>] SYSC_bpf kernel/bpf/syscall.c:1019 [inline] [<00000000faf7b173>] SyS_bpf+0x6fc/0x25d0 kernel/bpf/syscall.c:972 [<0000000066275871>] do_syscall_64+0x1ad/0x570 arch/x86/entry/common.c:285 [<00000000331b842f>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb Kernel Offset: disabled Rebooting in 86400 seconds..