Warning: Permanently added '10.128.10.16' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 57.987965][ T7022] ------------[ cut here ]------------ [ 57.994008][ T7022] memtype_reserve failed: [mem 0xffffffffff000-0x003fefff], req write-back [ 58.004674][ T7022] WARNING: CPU: 1 PID: 7022 at arch/x86/mm/pat/memtype.c:589 memtype_reserve+0x69f/0x820 [ 58.014478][ T7022] Kernel panic - not syncing: panic_on_warn set ... [ 58.021043][ T7022] CPU: 1 PID: 7022 Comm: syz-executor881 Not tainted 5.7.0-rc4-syzkaller #0 [ 58.030271][ T7022] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 58.040767][ T7022] Call Trace: [ 58.044058][ T7022] dump_stack+0x188/0x20d [ 58.048654][ T7022] ? memtype_reserve+0x680/0x820 [ 58.053598][ T7022] panic+0x2e3/0x75c [ 58.057488][ T7022] ? add_taint.cold+0x16/0x16 [ 58.062151][ T7022] ? __probe_kernel_read+0x188/0x1d0 [ 58.067699][ T7022] ? __warn.cold+0x14/0x35 [ 58.072177][ T7022] ? __warn+0xd5/0x1c8 [ 58.076225][ T7022] ? memtype_reserve+0x69f/0x820 [ 58.081136][ T7022] __warn.cold+0x2f/0x35 [ 58.085355][ T7022] ? irq_work_queue+0xc3/0x100 [ 58.090101][ T7022] ? memtype_reserve+0x69f/0x820 [ 58.095306][ T7022] report_bug+0x27b/0x2f0 [ 58.099637][ T7022] do_error_trap+0x12b/0x220 [ 58.104965][ T7022] ? memtype_reserve+0x69f/0x820 [ 58.109887][ T7022] do_invalid_op+0x32/0x40 [ 58.114468][ T7022] ? memtype_reserve+0x69f/0x820 [ 58.119394][ T7022] invalid_op+0x23/0x30 [ 58.123527][ T7022] RIP: 0010:memtype_reserve+0x69f/0x820 [ 58.129284][ T7022] Code: 48 8b 2c ed c0 00 29 88 e8 ae ad 3e 00 48 8d 4b ff 49 89 e8 4c 89 e2 48 c7 c6 20 01 29 88 48 c7 c7 80 f9 28 88 e8 79 e8 0f 00 <0f> 0b 41 bf ea ff ff ff e9 03 fc ff ff 41 bf ea ff ff ff e9 f8 fb [ 58.150340][ T7022] RSP: 0018:ffffc900015777a0 EFLAGS: 00010282 [ 58.156513][ T7022] RAX: 0000000000000000 RBX: 00000000003ff000 RCX: 0000000000000000 [ 58.164830][ T7022] RDX: 0000000000000000 RSI: ffffffff815ce181 RDI: fffff520002aeee6 [ 58.173271][ T7022] RBP: ffffffff8828ff40 R08: ffff88809578a540 R09: ffffed1015ce66a9 [ 58.181234][ T7022] R10: ffff8880ae733547 R11: ffffed1015ce66a8 R12: 000ffffffffff000 [ 58.189182][ T7022] R13: 1ffff920002aeefa R14: dffffc0000000000 R15: 0000000000000000 [ 58.197150][ T7022] ? vprintk_func+0x81/0x17e [ 58.201731][ T7022] ? __lock_acquire+0x2184/0x4c50 [ 58.206752][ T7022] ? pat_init+0x440/0x440 [ 58.211469][ T7022] ? __init_cache_modes+0x270/0x270 [ 58.217312][ T7022] reserve_pfn_range+0x173/0x470 [ 58.222467][ T7022] ? arch_io_reserve_memtype_wc+0xa0/0xa0 [ 58.228177][ T7022] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 58.234268][ T7022] ? ksys_mmap_pgoff+0x457/0x5b0 [ 58.239435][ T7022] track_pfn_remap+0x18b/0x280 [ 58.244208][ T7022] remap_pfn_range+0x202/0xbf0 [ 58.251902][ T7022] ? __kmalloc+0x75f/0x7a0 [ 58.258331][ T7022] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 58.264665][ T7022] ? __kasan_kmalloc.constprop.0+0x75/0xd0 [ 58.270520][ T7022] ? copy_page_range+0x1f00/0x1f00 [ 58.276937][ T7022] ? __kmalloc+0x62f/0x7a0 [ 58.281711][ T7022] ? hcd_buffer_alloc+0x1ed/0x290 [ 58.287175][ T7022] dma_direct_mmap+0x197/0x260 [ 58.292786][ T7022] dma_mmap_attrs+0xfe/0x150 [ 58.297445][ T7022] usbdev_mmap+0x3ae/0x730 [ 58.302124][ T7022] ? usbdev_vm_close+0x40/0x40 [ 58.308350][ T7022] mmap_region+0xafb/0x1540 [ 58.313056][ T7022] ? __x64_sys_brk+0x6e0/0x6e0 [ 58.317965][ T7022] ? security_mmap_addr+0x81/0xa0 [ 58.322992][ T7022] ? get_unmapped_area+0x2a0/0x3c0 [ 58.328122][ T7022] do_mmap+0x849/0x1160 [ 58.332324][ T7022] vm_mmap_pgoff+0x197/0x200 [ 58.337013][ T7022] ? randomize_stack_top+0x100/0x100 [ 58.342335][ T7022] ? ksys_dup3+0x3c0/0x3c0 [ 58.346764][ T7022] ? up_read+0x1ab/0x750 [ 58.351429][ T7022] ksys_mmap_pgoff+0x457/0x5b0 [ 58.356184][ T7022] ? find_mergeable_anon_vma+0x2c0/0x2c0 [ 58.361795][ T7022] ? trace_hardirqs_off_caller+0x55/0x230 [ 58.367619][ T7022] do_syscall_64+0xf6/0x7d0 [ 58.372228][ T7022] entry_SYSCALL_64_after_hwframe+0x49/0xb3 [ 58.378120][ T7022] RIP: 0033:0x443e79 [ 58.381997][ T7022] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b d8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.401596][ T7022] RSP: 002b:00007fff3a7d6448 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 [ 58.410007][ T7022] RAX: ffffffffffffffda RBX: 00000000004002e0 RCX: 0000000000443e79 [ 58.418053][ T7022] RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 [ 58.426037][ T7022] RBP: 00000000006ce018 R08: 0000000000000003 R09: 0000000000000000 [ 58.434011][ T7022] R10: 0000000000000011 R11: 0000000000000246 R12: 0000000000401b80 [ 58.442091][ T7022] R13: 0000000000401c10 R14: 0000000000000000 R15: 0000000000000000 [ 58.451723][ T7022] Kernel Offset: disabled [ 58.456139][ T7022] Rebooting in 86400 seconds..