Warning: Permanently added '10.128.0.228' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 71.657963][ T6537] ------------[ cut here ]------------ [ 71.663585][ T6537] kernel BUG at mm/memory.c:2103! [ 71.668600][ T6537] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 71.674692][ T6537] CPU: 1 PID: 6537 Comm: syz-executor894 Not tainted 5.15.0-rc1-next-20210917-syzkaller #0 [ 71.684703][ T6537] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 71.694739][ T6537] RIP: 0010:vmf_insert_pfn_prot+0x248/0x450 [ 71.700631][ T6537] Code: 0f 0b e8 6b d0 ca ff 4d 89 f7 bf 20 00 00 00 41 83 e7 28 4c 89 fe e8 b7 d5 ca ff 49 83 ff 20 0f 85 a5 fe ff ff e8 48 d0 ca ff <0f> 0b 49 be ff ff ff ff ff ff 0f 00 e8 37 d0 ca ff 4d 21 ee 4c 89 [ 71.720353][ T6537] RSP: 0000:ffffc90002c5fbd0 EFLAGS: 00010293 [ 71.726400][ T6537] RAX: 0000000000000000 RBX: 1ffff9200058bf7c RCX: 0000000000000000 [ 71.734355][ T6537] RDX: ffff888014d81c80 RSI: ffffffff81ab3e18 RDI: 0000000000000003 [ 71.742308][ T6537] RBP: ffff88806ec18318 R08: 0000000000000020 R09: ffffc90002c5fbb7 [ 71.750257][ T6537] R10: ffffffff81ab3e09 R11: 0000000000000000 R12: 0000000020000000 [ 71.758244][ T6537] R13: 000000000001a305 R14: 0000000008140476 R15: 0000000000000020 [ 71.766277][ T6537] FS: 00007fd624da5700(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 71.775204][ T6537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 71.781780][ T6537] CR2: 0000000020000600 CR3: 000000006e41e000 CR4: 00000000001506e0 [ 71.789752][ T6537] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 71.797705][ T6537] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 71.805660][ T6537] Call Trace: [ 71.808926][ T6537] ? insert_pfn+0x6c0/0x6c0 [ 71.813417][ T6537] ? mark_held_locks+0x9f/0xe0 [ 71.818185][ T6537] drm_gem_shmem_fault+0x1e3/0x290 [ 71.823286][ T6537] __do_fault+0x10d/0x4d0 [ 71.827597][ T6537] ? __cgroup_throttle_swaprate+0x1c0/0x6b0 [ 71.833475][ T6537] __handle_mm_fault+0x370e/0x5120 [ 71.838579][ T6537] ? vm_iomap_memory+0x190/0x190 [ 71.843503][ T6537] handle_mm_fault+0x1c8/0x790 [ 71.848248][ T6537] do_user_addr_fault+0x48b/0x11c0 [ 71.853343][ T6537] exc_page_fault+0x9e/0x180 [ 71.857929][ T6537] ? asm_exc_page_fault+0x8/0x30 [ 71.862877][ T6537] asm_exc_page_fault+0x1e/0x30 [ 71.867715][ T6537] RIP: 0033:0x7fd624db0238 [ 71.872123][ T6537] Code: c0 75 63 48 8d 75 0c b9 40 42 0f 00 ba 81 00 00 00 c7 45 0c 01 00 00 00 bf ca 00 00 00 31 c0 e8 0e 2a 04 00 eb 85 0f 1f 40 00 <4c> 89 24 25 00 06 00 20 45 31 c0 31 c9 31 c0 c6 04 25 08 06 00 20 [ 71.891713][ T6537] RSP: 002b:00007fd624da5320 EFLAGS: 00010246 [ 71.897763][ T6537] RAX: 0000000000000000 RBX: 00007fd624e7b3e8 RCX: 00007fd624df2c59 [ 71.905714][ T6537] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fd624e7b3e8 [ 71.913667][ T6537] RBP: 00007fd624e7b3e0 R08: 0000000000000000 R09: 0000000000000000 [ 71.921630][ T6537] R10: 0000000000000000 R11: 0000000000000246 R12: 3162662f7665642f [ 71.929585][ T6537] R13: 00007ffe82f363ff R14: 00007fd624da5400 R15: 0000000000022000 [ 71.937544][ T6537] Modules linked in: [ 71.941611][ T6537] ---[ end trace 0e8bfa618299b282 ]--- [ 71.947079][ T6537] RIP: 0010:vmf_insert_pfn_prot+0x248/0x450 [ 71.953234][ T6537] Code: 0f 0b e8 6b d0 ca ff 4d 89 f7 bf 20 00 00 00 41 83 e7 28 4c 89 fe e8 b7 d5 ca ff 49 83 ff 20 0f 85 a5 fe ff ff e8 48 d0 ca ff <0f> 0b 49 be ff ff ff ff ff ff 0f 00 e8 37 d0 ca ff 4d 21 ee 4c 89 [ 71.972905][ T6537] RSP: 0000:ffffc90002c5fbd0 EFLAGS: 00010293 [ 71.978980][ T6537] RAX: 0000000000000000 RBX: 1ffff9200058bf7c RCX: 0000000000000000 [ 71.987035][ T6537] RDX: ffff888014d81c80 RSI: ffffffff81ab3e18 RDI: 0000000000000003 [ 71.995055][ T6537] RBP: ffff88806ec18318 R08: 0000000000000020 R09: ffffc90002c5fbb7 [ 72.003049][ T6537] R10: ffffffff81ab3e09 R11: 0000000000000000 R12: 0000000020000000 [ 72.011100][ T6537] R13: 000000000001a305 R14: 0000000008140476 R15: 0000000000000020 [ 72.019065][ T6537] FS: 00007fd624da5700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 72.028010][ T6537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.034640][ T6537] CR2: 00007f27acc516c0 CR3: 000000006e41e000 CR4: 00000000001506f0 [ 72.042656][ T6537] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 72.050759][ T6537] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 72.058746][ T6537] Kernel panic - not syncing: Fatal exception [ 72.065024][ T6537] Kernel Offset: disabled [ 72.069336][ T6537] Rebooting in 86400 seconds..