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: 4721 Comm: syz-executor.0 Not tainted 5.16.0-rc2-syzkaller-00082-g5f53fa508db0 #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 : ffff80001a2378a0 x29: ffff80001a2378a0 x28: fffffc00005f7ec0 x27: 1fffff80000befd9 x26: fffffc00005f0000 x25: ffff800015f6f360 x24: 1ffff00003446f62 x23: ffff800014812960 x22: ffff8000148113a0 x21: ffff00007fc16d40 x20: 1ffff00003446f36 x19: fffffc00005f7ec0 x18: ffff00006aa37c08 x17: 0000000000000000 x16: 0000000000000000 x15: ffff00006aa37c3c x14: 1ffff00003446e5e x13: 0000000000000020 x12: ffff60000d5486c7 x11: 1fffe0000d5486c6 x10: ffff60000d5486c6 x9 : dfff800000000000 x8 : ffff00006aa43637 x7 : 0000000000000001 x6 : 00009ffff2ab793a x5 : ffff00006aa43630 x4 : 1fffe000013f2a09 x3 : 0000000000000000 x2 : 0000000000000000 x1 : ffff000009f95040 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_compat+0x40/0x80 arch/arm64/kernel/syscall.c:187 el0_svc_compat+0x64/0x290 arch/arm64/kernel/entry-common.c:736 el0t_32_sync_handler+0x90/0x140 arch/arm64/kernel/entry-common.c:746 el0t_32_sync+0x1a4/0x1a8 arch/arm64/kernel/entry.S:577 Code: d00203e1 91260021 910b0021 97fbbc46 (d4210000) ---[ end trace 6da104f5e2f59007 ]---