=====================================================
BUG: KMSAN: uninit-value in consumer_filter kernel/events/uprobes.c:869 [inline]
BUG: KMSAN: uninit-value in filter_chain kernel/events/uprobes.c:880 [inline]
BUG: KMSAN: uninit-value in uprobe_mmap+0x2150/0x24d0 kernel/events/uprobes.c:1387
 consumer_filter kernel/events/uprobes.c:869 [inline]
 filter_chain kernel/events/uprobes.c:880 [inline]
 uprobe_mmap+0x2150/0x24d0 kernel/events/uprobes.c:1387
 mmap_region+0x3dfb/0x4420 mm/mmap.c:3058
 do_mmap+0xebc/0x1b10 mm/mmap.c:1468
 vm_mmap_pgoff+0x23b/0x5a0 mm/util.c:588
 ksys_mmap_pgoff+0x5cb/0x7a0 mm/mmap.c:1514
 __do_sys_mmap arch/x86/kernel/sys_x86_64.c:86 [inline]
 __se_sys_mmap arch/x86/kernel/sys_x86_64.c:79 [inline]
 __x64_sys_mmap+0x1a8/0x240 arch/x86/kernel/sys_x86_64.c:79
 x64_sys_call+0x1bfb/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:10
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 slab_post_alloc_hook mm/slub.c:3994 [inline]
 slab_alloc_node mm/slub.c:4037 [inline]
 __kmalloc_cache_noprof+0x4f0/0xb00 mm/slub.c:4184
 kmalloc_noprof include/linux/slab.h:681 [inline]
 __netdev_adjacent_dev_insert+0x1c7/0xe90 net/core/dev.c:7759
 __netdev_adjacent_dev_link_lists net/core/dev.c:7851 [inline]
 __netdev_adjacent_dev_link_neighbour net/core/dev.c:7880 [inline]
 __netdev_upper_dev_link+0x65d/0xa20 net/core/dev.c:7940
 netdev_upper_dev_link+0x78/0xb0 net/core/dev.c:7986
 hsr_portdev_setup net/hsr/hsr_slave.c:147 [inline]
 hsr_add_port+0x668/0xd90 net/hsr/hsr_slave.c:192
 hsr_dev_finalize+0x720/0xa20 net/hsr/hsr_device.c:662
 hsr_newlink+0xbf8/0xcb0 net/hsr/hsr_netlink.c:123
 rtnl_newlink_create net/core/rtnetlink.c:3510 [inline]
 __rtnl_newlink net/core/rtnetlink.c:3730 [inline]
 rtnl_newlink+0x2e8f/0x4200 net/core/rtnetlink.c:3743
 rtnetlink_rcv_msg+0x12fc/0x1410 net/core/rtnetlink.c:6647
 netlink_rcv_skb+0x375/0x650 net/netlink/af_netlink.c:2550
 rtnetlink_rcv+0x34/0x40 net/core/rtnetlink.c:6665
 netlink_unicast_kernel net/netlink/af_netlink.c:1331 [inline]
 netlink_unicast+0xf52/0x1260 net/netlink/af_netlink.c:1357
 netlink_sendmsg+0x10da/0x11e0 net/netlink/af_netlink.c:1901
 sock_sendmsg_nosec net/socket.c:730 [inline]
 __sock_sendmsg+0x30f/0x380 net/socket.c:745
 __sys_sendto+0x685/0x830 net/socket.c:2204
 __do_sys_sendto net/socket.c:2216 [inline]
 __se_sys_sendto net/socket.c:2212 [inline]
 __x64_sys_sendto+0x125/0x1d0 net/socket.c:2212
 x64_sys_call+0x3373/0x3ba0 arch/x86/include/generated/asm/syscalls_64.h:45
 do_syscall_x64 arch/x86/entry/common.c:52 [inline]
 do_syscall_64+0xcd/0x1e0 arch/x86/entry/common.c:83
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

CPU: 0 UID: 0 PID: 20801 Comm: syz.4.6318 Not tainted 6.11.0-rc3-syzkaller-00144-ge724918b3786 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
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