audit: type=1400 audit(1578092457.111:41): avc:  denied  { map } for  pid=6976 comm="syz-executor.1" path="/root/syzkaller-testdir277905145/syzkaller.K0Dhrz/0/file0/mem" dev="devtmpfs" ino=13698 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:memory_device_t:s0 tclass=chr_file permissive=1
WARNING: CPU: 0 PID: 6977 at arch/x86/kernel/cpu/mtrr/generic.c:216 mtrr_type_lookup_variable+0x46e/0x870 arch/x86/kernel/cpu/mtrr/generic.c:242
Kernel panic - not syncing: panic_on_warn set ...

IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready
CPU: 0 PID: 6977 Comm: syz-executor.1 Not tainted 4.14.161-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:17 [inline]
 dump_stack+0xf7/0x13b lib/dump_stack.c:58
 panic+0x1b0/0x358 kernel/panic.c:183
IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready
 __warn.cold.8+0x25/0x2c kernel/panic.c:547
IPv6: ADDRCONF(NETDEV_UP): team0: link is not ready
 report_bug+0x1a4/0x1f3 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:177 [inline]
 do_error_trap+0x1bd/0x310 arch/x86/kernel/traps.c:295
8021q: adding VLAN 0 to HW filter on device team0
IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready
 do_invalid_op+0x1b/0x20 arch/x86/kernel/traps.c:314
IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready
 invalid_op+0x1b/0x40 arch/x86/entry/entry_64.S:963
IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready
RIP: 0010:mtrr_type_lookup_variable+0x46e/0x870 arch/x86/kernel/cpu/mtrr/generic.c:216
RSP: 0018:ffff8880a1fb75a8 EFLAGS: 00010287
IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready
RAX: ffff8880a1fb7860 RBX: 00000000c0000000 RCX: 00000000ffffffff
IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready
RDX: ffffffff887954e0 RSI: 0000000040000000 RDI: 0200000000000f00
IPv6: ADDRCONF(NETDEV_UP): veth0_to_hsr: link is not ready
RBP: ffff8880a1fb76c8 R08: ffff8880a1fb77a0 R09: ffff8880a1fb76a0
IPv6: ADDRCONF(NETDEV_UP): veth1_to_hsr: link is not ready
R10: ffffffff887955e0 R11: 0000000000000001 R12: 0000000000000000
R13: dffffc0000000000 R14: 0000000000000000 R15: ffffffff887955e0
hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network
hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network
IPv6: ADDRCONF(NETDEV_UP): hsr0: link is not ready
IPv6: ADDRCONF(NETDEV_UP): vxcan1: link is not ready
 mtrr_type_lookup+0x123/0x370 arch/x86/kernel/cpu/mtrr/generic.c:285
8021q: adding VLAN 0 to HW filter on device batadv0
kobject: 'vlan0' (ffff8880a506e180): kobject_add_internal: parent: 'mesh', set: '<NULL>'
 pat_x_mtrr_type arch/x86/mm/pat.c:395 [inline]
 reserve_memtype+0x2c8/0x6e0 arch/x86/mm/pat.c:558
 reserve_pfn_range+0x117/0x340 arch/x86/mm/pat.c:868
 track_pfn_remap+0x10a/0x210 arch/x86/mm/pat.c:960
 remap_pfn_range+0x18e/0x980 mm/memory.c:2108
 mmap_mem+0x1c7/0x25a drivers/char/mem.c:398
 call_mmap include/linux/fs.h:1782 [inline]
 mmap_region+0x7a2/0xf90 mm/mmap.c:1723
 do_mmap+0x544/0xe20 mm/mmap.c:1501
 do_mmap_pgoff include/linux/mm.h:2173 [inline]
 vm_mmap_pgoff+0x181/0x200 mm/util.c:333
 SYSC_mmap_pgoff mm/mmap.c:1551 [inline]
 SyS_mmap_pgoff+0x3ca/0x6b0 mm/mmap.c:1509
 SYSC_mmap arch/x86/kernel/sys_x86_64.c:100 [inline]
 SyS_mmap+0x16/0x20 arch/x86/kernel/sys_x86_64.c:91
 do_syscall_64+0x1c7/0x5b0 arch/x86/entry/common.c:292
 entry_SYSCALL_64_after_hwframe+0x42/0xb7
RIP: 0033:0x459829
RSP: 002b:00007fd94a501c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 0000000000459829
RDX: 0000000000000000 RSI: 0000000000004000 RDI: 0000000020ffc000
RBP: 000000000075bf20 R08: 0000000000000003 R09: 02000000bfffd000
R10: 0000000000000012 R11: 0000000000000246 R12: 00007fd94a5026d4
R13: 00000000004c5d1b R14: 00000000004da750 R15: 00000000ffffffff
Kernel Offset: disabled
Rebooting in 86400 seconds..