------------[ cut here ]------------ kernel BUG at arch/x86/mm/physaddr.c:27! invalid opcode: 0000 [#1] PREEMPT SMP KASAN CPU: 0 PID: 1274 Comm: syz-executor.5 Not tainted 4.19.188-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27 Code: 6d fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 c0 00 37 00 48 85 db 75 0d e8 26 ff 36 00 4c 89 e0 5b 5d 41 5c c3 e8 19 ff 36 00 <0f> 0b e8 12 ff 36 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffff88805b1475b0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 00000000a9ba7480 RCX: ffffc9001057e000 RDX: 0000000000040000 RSI: ffffffff812b5ea7 RDI: 0000000000000006 RBP: 0000000129ba7480 R08: 0000000000000000 R09: 0000000129ba7480 R10: 0000000000000006 R11: 0000000000000000 R12: 00007780a9ba7480 R13: ffff88805b147608 R14: 0000000000000000 R15: 0000000000000286 FS: 00007f8f00db5700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000002df3708 CR3: 000000009e85e000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: virt_to_head_page include/linux/mm.h:665 [inline] qlink_to_cache mm/kasan/quarantine.c:127 [inline] qlist_free_all+0xbb/0x140 mm/kasan/quarantine.c:163 quarantine_reduce+0x1a9/0x230 mm/kasan/quarantine.c:259 kasan_kmalloc+0xa2/0x160 mm/kasan/kasan.c:538 slab_post_alloc_hook mm/slab.h:445 [inline] slab_alloc_node mm/slab.c:3340 [inline] kmem_cache_alloc_node_trace+0x13c/0x3b0 mm/slab.c:3666 kmalloc_node include/linux/slab.h:553 [inline] kzalloc_node include/linux/slab.h:720 [inline] __get_vm_area_node+0x128/0x3a0 mm/vmalloc.c:1394 __vmalloc_node_range mm/vmalloc.c:1748 [inline] __vmalloc_node mm/vmalloc.c:1804 [inline] __vmalloc_node_flags mm/vmalloc.c:1818 [inline] vmalloc+0xe6/0x1a0 mm/vmalloc.c:1840 netlink_alloc_large_skb net/netlink/af_netlink.c:1195 [inline] netlink_sendmsg+0x483/0xc40 net/netlink/af_netlink.c:1884 sock_sendmsg_nosec net/socket.c:622 [inline] sock_sendmsg+0xc3/0x120 net/socket.c:632 sock_no_sendpage+0xf5/0x140 net/core/sock.c:2668 kernel_sendpage net/socket.c:3378 [inline] sock_sendpage+0xdf/0x140 net/socket.c:847 pipe_to_sendpage+0x268/0x330 fs/splice.c:452 splice_from_pipe_feed fs/splice.c:503 [inline] __splice_from_pipe+0x389/0x800 fs/splice.c:627 splice_from_pipe fs/splice.c:662 [inline] generic_splice_sendpage+0xd4/0x140 fs/splice.c:833 do_splice_from fs/splice.c:852 [inline] do_splice fs/splice.c:1154 [inline] __do_sys_splice fs/splice.c:1428 [inline] __se_sys_splice+0xfe7/0x16d0 fs/splice.c:1408 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x466459 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 73 01 c3 48 c7 c1 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f8f00db5188 EFLAGS: 00000246 ORIG_RAX: 0000000000000113 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 0000000000466459 RDX: 0000000000000005 RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00000000004bf9fb R08: 000000000004ffe0 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffd2f6d573f R14: 00007f8f00db5300 R15: 0000000000022000 Modules linked in: ---[ end trace a95a9e56239bb24f ]--- RIP: 0010:__phys_addr+0xa7/0x110 arch/x86/mm/physaddr.c:27 Code: 6d fb 09 4c 89 e3 31 ff 48 d3 eb 48 89 de e8 c0 00 37 00 48 85 db 75 0d e8 26 ff 36 00 4c 89 e0 5b 5d 41 5c c3 e8 19 ff 36 00 <0f> 0b e8 12 ff 36 00 48 c7 c0 10 30 e7 89 48 ba 00 00 00 00 00 fc RSP: 0018:ffff88805b1475b0 EFLAGS: 00010246 RAX: 0000000000040000 RBX: 00000000a9ba7480 RCX: ffffc9001057e000 RDX: 0000000000040000 RSI: ffffffff812b5ea7 RDI: 0000000000000006 RBP: 0000000129ba7480 R08: 0000000000000000 R09: 0000000129ba7480 R10: 0000000000000006 R11: 0000000000000000 R12: 00007780a9ba7480 R13: ffff88805b147608 R14: 0000000000000000 R15: 0000000000000286 FS: 00007f8f00db5700(0000) GS:ffff8880ba000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000000307b848 CR3: 000000009e85e000 CR4: 00000000001426f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400