audit: type=1326 audit(1547247609.681:2029): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 pid=13699 comm="syz-executor3" exe="/root/syz-executor3" sig=9 arch=c000003e syscall=228 compat=0 ip=0x45ad2a code=0x0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 13710 at arch/x86/mm/pat.c:1017 untrack_pfn+0x214/0x270 arch/x86/mm/pat.c:1017() audit: type=1400 audit(1547247609.731:2030): avc: denied { create } for pid=13700 comm="syz-executor0" 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=0 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 13710 Comm: syz-executor1 Not tainted 4.4.169+ #3 0000000000000000 006ad9c5457f3710 ffff8801a90677b8 ffffffff81aad191 0000000000000000 ffffffff82835ee0 ffffffff82831440 00000000000003f9 ffffffff810b6b24 ffff8801a9067898 ffffffff813a46d2 0000000041b58ab3 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0xc1/0x120 lib/dump_stack.c:51 [] panic+0x1b9/0x37b kernel/panic.c:112 [] warn_slowpath_common kernel/panic.c:455 [inline] [] warn_slowpath_common.cold+0x20/0x20 kernel/panic.c:435 [] warn_slowpath_null+0x2a/0x30 kernel/panic.c:492 [] untrack_pfn+0x214/0x270 arch/x86/mm/pat.c:1017 [] unmap_single_vma+0xe2e/0x1090 mm/memory.c:1322 [] unmap_vmas+0x48/0xa0 mm/memory.c:1373 [] unmap_region+0x1a9/0x320 mm/mmap.c:2499 [] do_munmap+0x4ca/0xcf0 mm/mmap.c:2696 [] move_vma+0x50e/0x920 mm/mremap.c:334 [] mremap_to mm/mremap.c:453 [inline] [] SYSC_mremap mm/mremap.c:516 [inline] [] SyS_mremap+0x9dd/0xd60 mm/mremap.c:483 [] entry_SYSCALL_64_fastpath+0x1e/0x9a Kernel Offset: disabled Rebooting in 86400 seconds..