------------[ cut here ]------------ kernel BUG at arch/x86/mm/physaddr.c:27! invalid opcode: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 5709 Comm: systemd-udevd Not tainted 4.14.179-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8881fe388480 task.stack: ffff8882000b0000 RIP: 0010:__phys_addr+0x80/0xe0 arch/x86/mm/physaddr.c:27 RSP: 0018:ffff8882000b7ae8 EFLAGS: 00010297 RAX: ffff8881fe388480 RBX: 0777777007777770 RCX: 1ffff1103fc711a5 RDX: 0000000000000000 RSI: ffff8881fe388d30 RDI: 0777777007777770 RBP: 0777777087777770 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0777eef007777770 R13: ffff8882000b7b40 R14: 0000000000000000 R15: 0000000000000286 FS: 00007fd5ee16a8c0(0000) GS:ffff8880aea00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 0000000053f49000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: virt_to_head_page include/linux/mm.h:600 [inline] qlink_to_cache mm/kasan/quarantine.c:127 [inline] qlist_free_all+0xbb/0x140 mm/kasan/quarantine.c:163 quarantine_reduce+0x140/0x170 mm/kasan/quarantine.c:259 kasan_kmalloc+0x95/0xe0 mm/kasan/kasan.c:536 slab_post_alloc_hook mm/slab.h:442 [inline] slab_alloc_node mm/slab.c:3333 [inline] kmem_cache_alloc_node_trace+0x144/0x7b0 mm/slab.c:3659 __do_kmalloc_node mm/slab.c:3681 [inline] __kmalloc_node+0x38/0x70 mm/slab.c:3689 kmalloc_node include/linux/slab.h:530 [inline] kvmalloc_node+0x46/0xd0 mm/util.c:397 kvmalloc include/linux/mm.h:531 [inline] setxattr+0xfd/0x300 fs/xattr.c:435 path_setxattr+0x118/0x130 fs/xattr.c:472 SYSC_lsetxattr fs/xattr.c:494 [inline] SyS_lsetxattr+0x33/0x40 fs/xattr.c:490 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x42/0xb7 RIP: 0033:0x7fd5ecfe961a RSP: 002b:00007ffdbac8c728 EFLAGS: 00000246 ORIG_RAX: 00000000000000bd RAX: ffffffffffffffda RBX: 00005595b5d5c560 RCX: 00007fd5ecfe961a RDX: 00005595b5d5c560 RSI: 00007fd5ed6e4262 RDI: 00007ffdbac8d2e0 RBP: 00005595b5caa030 R08: 0000000000000000 R09: 0000000000000030 R10: 000000000000001e R11: 0000000000000246 R12: 00007ffdbac8d2e0 R13: 0000000000000000 R14: 00007ffdbac8cd00 R15: 00007ffdbac8d2f1 Code: c2 7f 04 84 d2 75 26 0f b6 0d 46 58 68 07 4c 89 e0 48 d3 e8 48 85 c0 75 0d e8 ad 8a 30 00 4c 89 e0 5b 5d 41 5c c3 e8 a0 8a 30 00 <0f> 0b 48 c7 c7 49 13 92 88 e8 22 df 59 00 eb cc e8 8b 8a 30 00 RIP: __phys_addr+0x80/0xe0 arch/x86/mm/physaddr.c:27 RSP: ffff8882000b7ae8 ---[ end trace 0717176f9f8973ab ]---