platform regulatory.0: Direct firmware load for regulatory.db failed with error -2 platform regulatory.0: Falling back to sysfs fallback for: regulatory.db ===================================================== BUG: KMSAN: uninit-value in __list_add_valid+0x1a7/0x420 lib/list_debug.c:23 CPU: 0 PID: 20884 Comm: syz-executor.5 Not tainted 5.12.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:79 [inline] dump_stack+0x24c/0x2e0 lib/dump_stack.c:120 kmsan_report+0xfb/0x1e0 mm/kmsan/kmsan_report.c:121 __msan_warning+0x5c/0xa0 mm/kmsan/kmsan_instr.c:197 __list_add_valid+0x1a7/0x420 lib/list_debug.c:23 __list_add include/linux/list.h:67 [inline] list_add include/linux/list.h:86 [inline] fw_load_sysfs_fallback drivers/base/firmware_loader/fallback.c:516 [inline] fw_load_from_user_helper drivers/base/firmware_loader/fallback.c:581 [inline] firmware_fallback_sysfs+0xa6d/0x1880 drivers/base/firmware_loader/fallback.c:657 _request_firmware+0x1a5c/0x2170 drivers/base/firmware_loader/main.c:831 request_firmware+0xc8/0x110 drivers/base/firmware_loader/main.c:875 reg_reload_regdb+0x9b/0x450 net/wireless/reg.c:1095 nl80211_reload_regdb+0x21/0x30 net/wireless/nl80211.c:7235 genl_family_rcv_msg_doit net/netlink/genetlink.c:739 [inline] genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x1319/0x1610 net/netlink/genetlink.c:800 netlink_rcv_skb+0x6fa/0x810 net/netlink/af_netlink.c:2502 genl_rcv+0x63/0x80 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x11d6/0x14a0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x1740/0x1840 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg net/socket.c:674 [inline] ____sys_sendmsg+0xcfc/0x12f0 net/socket.c:2350 ___sys_sendmsg net/socket.c:2404 [inline] __sys_sendmsg+0x714/0x830 net/socket.c:2433 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg+0xa7/0xc0 net/compat.c:351 __ia32_compat_sys_sendmsg+0x4a/0x70 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:79 [inline] __do_fast_syscall_32+0x127/0x180 arch/x86/entry/common.c:142 do_fast_syscall_32+0x77/0xd0 arch/x86/entry/common.c:168 do_SYSENTER_32+0x73/0x90 arch/x86/entry/common.c:211 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c RIP: 0023:0xf7f5f549 Code: 03 74 c0 01 10 05 03 74 b8 01 10 06 03 74 b4 01 10 07 03 74 b0 01 10 08 03 74 d8 01 00 00 00 00 00 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 8d b4 26 00 00 00 00 8d b4 26 00 00 00 00 RSP: 002b:00000000f55595fc EFLAGS: 00000296 ORIG_RAX: 0000000000000172 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000200000c0 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 Uninit was created at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:121 [inline] kmsan_internal_poison_shadow+0x5c/0xf0 mm/kmsan/kmsan.c:104 kmsan_slab_alloc+0x8e/0xe0 mm/kmsan/kmsan_hooks.c:76 slab_alloc_node mm/slub.c:2922 [inline] slab_alloc mm/slub.c:2931 [inline] __kmalloc_track_caller+0x965/0x11f0 mm/slub.c:4578 kmemdup+0x95/0x140 mm/util.c:128 neigh_parms_alloc+0xfc/0x8f0 net/core/neighbour.c:1617 ipv6_add_dev+0x598/0x1b60 net/ipv6/addrconf.c:390 addrconf_notify+0xd44/0x6540 net/ipv6/addrconf.c:3491 notifier_call_chain kernel/notifier.c:83 [inline] raw_notifier_call_chain+0x123/0x290 kernel/notifier.c:410 call_netdevice_notifiers_info net/core/dev.c:2075 [inline] call_netdevice_notifiers_extack net/core/dev.c:2087 [inline] call_netdevice_notifiers net/core/dev.c:2101 [inline] register_netdevice+0x306f/0x3710 net/core/dev.c:10238 bond_newlink+0x11e/0x1f0 drivers/net/bonding/bond_netlink.c:458 __rtnl_newlink net/core/rtnetlink.c:3443 [inline] rtnl_newlink+0x2ecc/0x3d80 net/core/rtnetlink.c:3491 rtnetlink_rcv_msg+0x143b/0x18e0 net/core/rtnetlink.c:5553 netlink_rcv_skb+0x6fa/0x810 net/netlink/af_netlink.c:2502 rtnetlink_rcv+0x50/0x60 net/core/rtnetlink.c:5571 netlink_unicast_kernel net/netlink/af_netlink.c:1312 [inline] netlink_unicast+0x11d6/0x14a0 net/netlink/af_netlink.c:1338 netlink_sendmsg+0x1740/0x1840 net/netlink/af_netlink.c:1927 sock_sendmsg_nosec net/socket.c:654 [inline] sock_sendmsg net/socket.c:674 [inline] ____sys_sendmsg+0xcfc/0x12f0 net/socket.c:2350 ___sys_sendmsg net/socket.c:2404 [inline] __sys_sendmsg+0x714/0x830 net/socket.c:2433 __compat_sys_sendmsg net/compat.c:347 [inline] __do_compat_sys_sendmsg net/compat.c:354 [inline] __se_compat_sys_sendmsg+0xa7/0xc0 net/compat.c:351 __ia32_compat_sys_sendmsg+0x4a/0x70 net/compat.c:351 do_syscall_32_irqs_on arch/x86/entry/common.c:79 [inline] __do_fast_syscall_32+0x127/0x180 arch/x86/entry/common.c:142 do_fast_syscall_32+0x77/0xd0 arch/x86/entry/common.c:168 do_SYSENTER_32+0x73/0x90 arch/x86/entry/common.c:211 entry_SYSENTER_compat_after_hwframe+0x4d/0x5c =====================================================