addrconf_ifdown.isra.0+0xeed/0x1c50 net/ipv6/addrconf.c:3916 addrconf_notify+0x22d/0x1920 net/ipv6/addrconf.c:3715 notifier_call_chain+0xb6/0x3b0 kernel/notifier.c:93 call_netdevice_notifiers_info+0xb9/0x130 net/core/dev.c:1970 ------------[ cut here ]------------ kernel BUG at include/linux/page-flags.h:314! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 42 Comm: kcompactd0 Not tainted 6.6.0-rc6-syzkaller-00043-gdd72f9c7e512 #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014 RIP: 0010:folio_flags+0x1b7/0x1f0 include/linux/page-flags.h:314 Code: 06 41 83 e4 01 44 89 e6 e8 26 77 b1 ff 45 84 e4 0f 85 c9 fe ff ff e8 e8 7b b1 ff 48 c7 c6 40 2a 9a 8a 48 89 ef e8 19 24 ef ff <0f> 0b e8 42 6e 06 00 e9 6c fe ff ff 48 89 ef e8 35 6e 06 00 eb b7 RSP: 0018:ffffc90000bc78b8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff8880137e0bc0 RSI: ffffffff81d54cb7 RDI: ffffffff8ae90ae0 RBP: ffffea0000671100 R08: 0000000000000000 R09: fffffbfff1d9ae0a R10: ffffffff8ecd7057 R11: 1ffffffff1976571 R12: 0000000000000000 R13: ffffea0000671040 R14: ffffea0000671100 R15: 0000000000019c44 FS: 0000000000000000(0000) GS:ffff88806b600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005641bbba3600 CR3: 0000000022cd7000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: folio_test_hugetlb include/linux/page-flags.h:835 [inline] PageHuge+0x215/0x2b0 mm/hugetlb.c:2050 isolate_migratepages_block+0x61b/0x4a40 mm/compaction.c:950 isolate_migratepages mm/compaction.c:2053 [inline] compact_zone+0x18f6/0x4020 mm/compaction.c:2491 proactive_compact_node+0x118/0x1d0 mm/compaction.c:2780 kcompactd+0x710/0xd80 mm/compaction.c:3100 kthread+0x33c/0x440 kernel/kthread.c:388 ret_from_fork+0x45/0x80 arch/x86/kernel/process.c:147 ret_from_fork_asm+0x11/0x20 arch/x86/entry/entry_64.S:304 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:folio_flags+0x1b7/0x1f0 include/linux/page-flags.h:314 Code: 06 41 83 e4 01 44 89 e6 e8 26 77 b1 ff 45 84 e4 0f 85 c9 fe ff ff e8 e8 7b b1 ff 48 c7 c6 40 2a 9a 8a 48 89 ef e8 19 24 ef ff <0f> 0b e8 42 6e 06 00 e9 6c fe ff ff 48 89 ef e8 35 6e 06 00 eb b7 RSP: 0018:ffffc90000bc78b8 EFLAGS: 00010293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff8880137e0bc0 RSI: ffffffff81d54cb7 RDI: ffffffff8ae90ae0 RBP: ffffea0000671100 R08: 0000000000000000 R09: fffffbfff1d9ae0a R10: ffffffff8ecd7057 R11: 1ffffffff1976571 R12: 0000000000000000 R13: ffffea0000671040 R14: ffffea0000671100 R15: 0000000000019c44 FS: 0000000000000000(0000) GS:ffff88806b800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000c0002d5000 CR3: 000000001840b000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400