------------[ cut here ]------------
 __alloc_pages include/linux/gfp.h:458 [inline]
 __alloc_pages_node include/linux/gfp.h:471 [inline]
 alloc_pages_node include/linux/gfp.h:485 [inline]
 kmsan_alloc_meta_for_pages+0x10c/0x3a0 mm/kmsan/kmsan.c:800
kernfs: ns required in 'ieee80211' for 'phy326'
 kmsan_alloc_page+0x82/0xe0 mm/kmsan/kmsan.c:885
 __alloc_pages_nodemask+0xf7b/0x5cc0 mm/page_alloc.c:4402
WARNING: CPU: 0 PID: 11826 at fs/kernfs/dir.c:759 kernfs_add_one+0x675/0xab0 fs/kernfs/dir.c:758
Kernel panic - not syncing: panic_on_warn set ...

 alloc_pages_current+0x6b1/0x970 mm/mempolicy.c:2093
 alloc_pages include/linux/gfp.h:494 [inline]
 push_pipe+0x680/0xca0 lib/iov_iter.c:521
 __pipe_get_pages lib/iov_iter.c:1028 [inline]
 pipe_get_pages_alloc lib/iov_iter.c:1132 [inline]
 iov_iter_get_pages_alloc+0x183e/0x1d90 lib/iov_iter.c:1150
 default_file_splice_read+0x2c8/0x1160 fs/splice.c:390
 do_splice_to fs/splice.c:880 [inline]
 splice_direct_to_actor+0x4cb/0x1040 fs/splice.c:952
 do_splice_direct+0x335/0x540 fs/splice.c:1061
 do_sendfile+0x107b/0x1e40 fs/read_write.c:1440
 __do_sys_sendfile64 fs/read_write.c:1501 [inline]
 __se_sys_sendfile64 fs/read_write.c:1487 [inline]
 __x64_sys_sendfile64+0x323/0x390 fs/read_write.c:1487
 do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x4559f9
RSP: 002b:00007f198a813c68 EFLAGS: 00000246 ORIG_RAX: 0000000000000028
RAX: ffffffffffffffda RBX: 00007f198a8146d4 RCX: 00000000004559f9
RDX: 0000000000000000 RSI: 0000000000000014 RDI: 0000000000000014
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 000000000000003b R11: 0000000000000246 R12: 0000000000000015
R13: 00000000004c0950 R14: 00000000004d02c8 R15: 0000000000000005
CPU: 0 PID: 11826 Comm: syz-executor3 Not tainted 4.17.0+ #5
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x185/0x1d0 lib/dump_stack.c:113
 panic+0x3d0/0x990 kernel/panic.c:184
 __warn+0x40f/0x580 kernel/panic.c:536
 report_bug+0x72a/0x880 lib/bug.c:186
 fixup_bug arch/x86/kernel/traps.c:179 [inline]
 do_error_trap+0x1c1/0x620 arch/x86/kernel/traps.c:298
 do_invalid_op+0x46/0x50 arch/x86/kernel/traps.c:317
 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:992
RIP: 0010:kernfs_add_one+0x675/0xab0 fs/kernfs/dir.c:758
RSP: 0018:ffff88016df4ef40 EFLAGS: 00010286
RAX: 000000000000002f RBX: ffff880170655e20 RCX: 0000000000000000
RDX: ffffc90001f9c000 RSI: 000000000003595b RDI: 000000000003595c
RBP: ffff88016df4efe8 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: ffffffff86575280 R12: ffff880124284358
R13: 0000000000000000 R14: 0000000000000000 R15: ffff88016f7d9e68
 kernfs_create_link+0x1e0/0x320 fs/kernfs/symlink.c:41
 sysfs_do_create_link_sd+0x19d/0x360 fs/sysfs/symlink.c:43
 sysfs_do_create_link fs/sysfs/symlink.c:79 [inline]
 sysfs_create_link+0x125/0x190 fs/sysfs/symlink.c:91
 device_add_class_symlinks drivers/base/core.c:1612 [inline]
 device_add+0x1564/0x2cb0 drivers/base/core.c:1810
 wiphy_register+0x2475/0x3180 net/wireless/core.c:809
 ieee80211_register_hw+0x39ab/0x49d0 net/mac80211/main.c:1047
 mac80211_hwsim_new_radio+0x2e99/0x4cf0 drivers/net/wireless/mac80211_hwsim.c:2772
 hwsim_new_radio_nl+0xa8d/0xda0 drivers/net/wireless/mac80211_hwsim.c:3247
 genl_family_rcv_msg net/netlink/genetlink.c:599 [inline]
 genl_rcv_msg+0x16c1/0x1850 net/netlink/genetlink.c:624
 netlink_rcv_skb+0x37e/0x600 net/netlink/af_netlink.c:2448
 genl_rcv+0x63/0x80 net/netlink/genetlink.c:635
 netlink_unicast_kernel net/netlink/af_netlink.c:1310 [inline]
 netlink_unicast+0x1680/0x1750 net/netlink/af_netlink.c:1336
 netlink_sendmsg+0x104f/0x1350 net/netlink/af_netlink.c:1901
 sock_sendmsg_nosec net/socket.c:629 [inline]
 sock_sendmsg net/socket.c:639 [inline]
 ___sys_sendmsg+0xec8/0x1320 net/socket.c:2117
 __sys_sendmsg net/socket.c:2155 [inline]
 __do_sys_sendmsg net/socket.c:2164 [inline]
 __se_sys_sendmsg net/socket.c:2162 [inline]
 __x64_sys_sendmsg+0x331/0x460 net/socket.c:2162
 do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x4559f9
RSP: 002b:00007f3eca3c3c68 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
RAX: ffffffffffffffda RBX: 00007f3eca3c46d4 RCX: 00000000004559f9
RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000013
RBP: 000000000072bea0 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000014
R13: 00000000004c0c97 R14: 00000000004d06a0 R15: 000000000000002f
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..