raw: 01ffc00000010801 0000000000000000 dead000000000122 0000000000000000 raw: 0000000000000000 0000000000000000 00000002ffffffff 0000000000000000 page dumped because: VM_BUG_ON_PAGE(is_huge_zero_page(head)) ------------[ cut here ]------------ kernel BUG at mm/huge_memory.c:2622! Internal error: Oops - BUG: 0 [#1] PREEMPT SMP Modules linked in: CPU: 0 PID: 10993 Comm: syz-executor.1 Not tainted 5.16.0-rc5-syzkaller-00171-g6441998e2e37 #0 Hardware name: linux,dummy-virt (DT) pstate: 60000005 (nZCv daif -PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : split_huge_page_to_list+0x668/0x1e0c mm/huge_memory.c:2622 lr : split_huge_page_to_list+0x668/0x1e0c mm/huge_memory.c:2622 sp : ffff8000190678a0 x29: ffff8000190678a0 x28: fffffc00005dfe00 x27: 1fffff80000bbfc1 x26: fffffc00005d8000 x25: ffff800015f6f2a0 x24: 1ffff0000320cf62 x23: ffff8000148127e0 x22: ffff800014811220 x21: ffff00007fc16d40 x20: 1ffff0000320cf36 x19: fffffc00005dfe00 x18: ffff00006aa37c08 x17: 0000000000000000 x16: 0000000000000000 x15: ffff00006aa37c3c x14: 1ffff0000320ce58 x13: 0000000000000020 x12: ffff70000320ce77 x11: 1ffff0000320ce76 x10: ffff70000320ce76 x9 : 1fffe000012d449b x8 : ffff0000096a24d8 x7 : ffff80001713b900 x6 : 00000000f3f3f3f3 x5 : 00000000f2f2f200 x4 : ffff70000320ce52 x3 : 0000000000000000 x2 : 0000000000000000 x1 : ffff0000096a1ac0 x0 : 000000000000003c Call trace: split_huge_page_to_list+0x668/0x1e0c mm/huge_memory.c:2622 split_huge_page include/linux/huge_mm.h:192 [inline] try_to_split_thp_page+0xec/0x190 mm/memory-failure.c:1439 memory_failure+0x990/0x1aa4 mm/memory-failure.c:1744 madvise_inject_error mm/madvise.c:970 [inline] do_madvise+0x1814/0x1840 mm/madvise.c:1161 __do_sys_madvise mm/madvise.c:1228 [inline] __se_sys_madvise mm/madvise.c:1226 [inline] __arm64_sys_madvise+0x88/0xe0 mm/madvise.c:1226 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52 el0_svc_common.constprop.0+0xc4/0x254 arch/arm64/kernel/syscall.c:142 do_el0_svc+0xa0/0xcc arch/arm64/kernel/syscall.c:181 el0_svc+0x64/0x290 arch/arm64/kernel/entry-common.c:603 el0t_64_sync_handler+0x1a4/0x1b0 arch/arm64/kernel/entry-common.c:621 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:572 Code: d00203e1 91200021 910b0021 97fbbc3a (d4210000) ---[ end trace 883ca4a9de483663 ]---