Warning: Permanently added '10.128.1.24' (ED25519) to the list of known hosts. executing program syzkaller login: [ 43.388173][ T4017] Injecting memory failure for pfn 0x121400 at process virtual address 0x200000000000 [ 43.390711][ T4017] page:000000009ee305a5 refcount:2 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x121400 [ 43.393421][ T4017] head:000000009ee305a5 order:9 compound_mapcount:0 compound_pincount:0 [ 43.395538][ T4017] flags: 0x5ffc00000410001(locked|head|hwpoison|node=0|zone=2|lastcpupid=0x7ff) [ 43.397746][ T4017] raw: 05ffc00000410001 0000000000000000 dead000000000122 0000000000000000 [ 43.400022][ T4017] raw: 0000000000000000 0000000000000000 00000002ffffffff 0000000000000000 [ 43.402209][ T4017] page dumped because: VM_WARN_ON_ONCE_PAGE(is_hzp) [ 43.404122][ T4017] ------------[ cut here ]------------ [ 43.405559][ T4017] WARNING: CPU: 1 PID: 4017 at mm/huge_memory.c:2624 split_huge_page_to_list+0x89c/0x2d88 [ 43.408086][ T4017] Modules linked in: [ 43.409058][ T4017] CPU: 1 PID: 4017 Comm: syz-executor286 Not tainted 5.15.179-syzkaller #0 [ 43.411225][ T4017] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2025 [ 43.413709][ T4017] pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 43.415697][ T4017] pc : split_huge_page_to_list+0x89c/0x2d88 [ 43.417280][ T4017] lr : split_huge_page_to_list+0x890/0x2d88 [ 43.418865][ T4017] sp : ffff80001fc37460 [ 43.419975][ T4017] x29: ffff80001fc37610 x28: 1fffff800070a000 x27: 0000000000000000 [ 43.421972][ T4017] x26: 0000000000000000 x25: ffff80001fc37580 x24: ffff0001fec70d80 [ 43.424079][ T4017] x23: dfff800000000000 x22: 05ffc00000410001 x21: fffffc0003850000 [ 43.426038][ T4017] x20: ffff800016fd2000 x19: 00000000fffffff0 x18: 0000000000000001 [ 43.428057][ T4017] x17: 0000000000000000 x16: ffff800008336cf0 x15: 00000000ffffffff [ 43.430078][ T4017] x14: ffff0000ca130000 x13: 0000000000000001 x12: 0000000000000001 [ 43.432179][ T4017] x11: 0000000000000000 x10: 0000000000000000 x9 : 23dd736e657cf500 [ 43.434186][ T4017] x8 : 0000000000000001 x7 : 0000000000000001 x6 : 0000000000000001 [ 43.436237][ T4017] x5 : ffff80001fc368d8 x4 : ffff800014c4fe40 x3 : ffff800008336e3c [ 43.438204][ T4017] x2 : 0000000000000001 x1 : 0000000100000000 x0 : 0000000000000031 [ 43.440126][ T4017] Call trace: [ 43.440912][ T4017] split_huge_page_to_list+0x89c/0x2d88 [ 43.442353][ T4017] try_to_split_thp_page+0xf0/0x1d4 [ 43.443717][ T4017] memory_failure+0x714/0x1f00 [ 43.444975][ T4017] do_madvise+0x514/0x2c70 [ 43.446109][ T4017] __arm64_sys_madvise+0xa4/0xc0 [ 43.447294][ T4017] invoke_syscall+0x98/0x2b8 [ 43.448520][ T4017] el0_svc_common+0x138/0x258 [ 43.449686][ T4017] do_el0_svc+0x58/0x14c [ 43.450702][ T4017] el0_svc+0x7c/0x1f0 [ 43.451715][ T4017] el0t_64_sync_handler+0x84/0xe4 [ 43.452980][ T4017] el0t_64_sync+0x1a0/0x1a4 [ 43.454088][ T4017] irq event stamp: 12932 [ 43.455169][ T4017] hardirqs last enabled at (12931): [] __up_console_sem+0xb4/0x100 [ 43.457650][ T4017] hardirqs last disabled at (12932): [] el1_dbg+0x24/0x80 [ 43.459880][ T4017] softirqs last enabled at (12928): [] handle_softirqs+0xb88/0xdbc [ 43.462340][ T4017] softirqs last disabled at (12911): [] __irq_exit_rcu+0x268/0x4d8 [ 43.464596][ T4017] ---[ end trace 8d59ae5c1aaf03ce ]--- [ 43.466176][ T4017] Memory Failure: 0x121400: thp split failed [ 43.467748][ T4017] Memory failure: 0x121400: recovery action for unsplit thp: Ignored