raw: 0000000000000004 0000000000000000 0000000300000000 0000000000000000 page dumped because: VM_BUG_ON_FOLIO(!folio_test_locked(folio)) ------------[ cut here ]------------ kernel BUG at mm/memory.c:2944! Internal error: Oops - BUG: 00000000f2000800 [#1] PREEMPT SMP Modules linked in: CPU: 1 PID: 22138 Comm: syz-executor.5 Not tainted 6.6.0-rc7-syzkaller-g8de1e7afcc1c #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : do_page_mkwrite+0x2d8/0x2dc mm/memory.c:2944 lr : do_page_mkwrite+0x2d8/0x2dc mm/memory.c:2944 sp : ffff80009ae576f0 x29: ffff80009ae576f0 x28: fffffc00031d3480 x27: 0000000000000088 x26: ffff0000c8262e00 x25: 1ffff000135caf8f x24: 0000000000000a55 x23: dfff800000000000 x22: 0000000000000000 x21: 0000000000000200 x20: 05ffc00000002004 x19: fffffc00031d3480 x18: 1fffe000368333ce x17: ffff80008e33d000 x16: ffff80008a71b23c x15: 0000000000000001 x14: 1ffff000135cae24 x13: 0000000000000000 x12: 0000000000000000 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff00012c55b780 x7 : ffff80008028e628 x6 : 0000000000000000 x5 : 0000000000000001 x4 : 0000000000000001 x3 : ffff800082b180c4 x2 : 0000000000000001 x1 : 0000000100000000 x0 : 000000000000003f Call trace: do_page_mkwrite+0x2d8/0x2dc mm/memory.c:2944 wp_page_shared mm/memory.c:3291 [inline] do_wp_page+0xb6c/0x2f4c mm/memory.c:3376 handle_pte_fault mm/memory.c:4994 [inline] __handle_mm_fault mm/memory.c:5119 [inline] handle_mm_fault+0x11b0/0x49fc mm/memory.c:5284 __do_page_fault arch/arm64/mm/fault.c:513 [inline] do_page_fault+0x4e8/0xa54 arch/arm64/mm/fault.c:626 do_mem_abort+0x74/0x200 arch/arm64/mm/fault.c:846 el0_da+0x60/0x168 arch/arm64/kernel/entry-common.c:546 el0t_64_sync_handler+0xcc/0xfc arch/arm64/kernel/entry-common.c:699 el0t_64_sync+0x190/0x194 arch/arm64/kernel/entry.S:595 Code: f0050361 91040021 aa1303e0 97ff28b4 (d4210000) ---[ end trace 0000000000000000 ]---