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BUG: KMSAN: uninit-value in __hfs_ext_read_extent fs/hfs/extent.c:160 [inline]
BUG: KMSAN: uninit-value in __hfs_ext_cache_extent+0x677/0x7f0 fs/hfs/extent.c:179
 __hfs_ext_read_extent fs/hfs/extent.c:160 [inline]
 __hfs_ext_cache_extent+0x677/0x7f0 fs/hfs/extent.c:179
 hfs_file_truncate+0x81f/0xe60 fs/hfs/extent.c:526
 hfs_delete_inode+0x5d9/0x670 fs/hfs/inode.c:259
 hfs_remove+0x215/0x310 fs/hfs/dir.c:267
 vfs_unlink+0x616/0xab0 fs/namei.c:4579
 do_unlinkat+0x6e6/0xe50 fs/namei.c:4643
 __do_sys_unlinkat fs/namei.c:4684 [inline]
 __se_sys_unlinkat fs/namei.c:4677 [inline]
 __x64_sys_unlinkat+0x1a5/0x210 fs/namei.c:4677
 x64_sys_call+0x2be5/0x3db0 arch/x86/include/generated/asm/syscalls_64.h:264
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd9/0x1b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

Uninit was created at:
 __alloc_frozen_pages_noprof+0x689/0xf00 mm/page_alloc.c:4989
 alloc_pages_mpol+0x328/0x860 mm/mempolicy.c:2301
 alloc_frozen_pages_noprof+0xf7/0x200 mm/mempolicy.c:2372
 alloc_slab_page mm/slub.c:2450 [inline]
 allocate_slab+0x24d/0x1210 mm/slub.c:2618
 new_slab mm/slub.c:2672 [inline]
 ___slab_alloc+0xfec/0x3480 mm/slub.c:3858
 __slab_alloc mm/slub.c:3948 [inline]
 __slab_alloc_node mm/slub.c:4023 [inline]
 slab_alloc_node mm/slub.c:4184 [inline]
 __kmalloc_cache_noprof+0x8ff/0xed0 mm/slub.c:4353
 kmalloc_noprof include/linux/slab.h:905 [inline]
 kzalloc_noprof include/linux/slab.h:1039 [inline]
 ref_tracker_alloc+0x13a/0x7a0 lib/ref_tracker.c:203
 __netdev_tracker_alloc include/linux/netdevice.h:4331 [inline]
 netdev_hold include/linux/netdevice.h:4360 [inline]
 ___neigh_create+0x12ea/0x3b90 net/core/neighbour.c:616
 __neigh_create+0xa6/0xd0 net/core/neighbour.c:695
 ip6_finish_output2+0x161c/0x2d50 net/ipv6/ip6_output.c:132
 __ip6_finish_output net/ipv6/ip6_output.c:-1 [inline]
 ip6_finish_output+0x900/0x16a0 net/ipv6/ip6_output.c:226
 NF_HOOK_COND include/linux/netfilter.h:303 [inline]
 ip6_output+0x32e/0x600 net/ipv6/ip6_output.c:247
 dst_output include/net/dst.h:459 [inline]
 NF_HOOK include/linux/netfilter.h:314 [inline]
 ndisc_send_skb+0xbad/0x15c0 net/ipv6/ndisc.c:513
 ndisc_send_ns+0xbb/0x1a0 net/ipv6/ndisc.c:671
 addrconf_dad_work+0x1335/0x1d10 net/ipv6/addrconf.c:4286
 process_one_work kernel/workqueue.c:3238 [inline]
 process_scheduled_works+0xb9a/0x1d90 kernel/workqueue.c:3319
 worker_thread+0xedf/0x1590 kernel/workqueue.c:3400
 kthread+0xd5c/0xf00 kernel/kthread.c:464
 ret_from_fork+0x71/0x90 arch/x86/kernel/process.c:153
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245

CPU: 1 UID: 0 PID: 6260 Comm: syz.2.70 Not tainted 6.15.0-rc7-syzkaller #0 PREEMPT(undef) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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