netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'. ------------[ cut here ]------------ WARNING: CPU: 0 PID: 16476 at mm/page_alloc.c:4937 trace_mm_page_alloc include/trace/events/kmem.h:193 [inline] WARNING: CPU: 0 PID: 16476 at mm/page_alloc.c:4937 __alloc_pages_nodemask+0x595/0x680 mm/page_alloc.c:4981 Modules linked in: CPU: 0 PID: 16476 Comm: syz-executor.7 Not tainted 5.10.109 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__alloc_pages_nodemask+0x595/0x680 mm/page_alloc.c:4937 Code: 0f 85 4c ff ff ff 48 c7 c2 00 50 2d 84 be c1 00 00 00 48 c7 c7 60 50 2d 84 c6 05 3d 93 df 03 01 e8 9e 20 6b 02 e9 28 ff ff ff <0f> 0b e9 cb fd ff ff 4c 89 44 24 18 4c 89 44 24 10 89 74 24 0c 4c RSP: 0018:ffff888035cc77f8 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff11006b98f03 RCX: 0000000000000000 RDX: 0000000000000000 RSI: dffffc0000000000 RDI: 0000000000040cc0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000013 R13: 0000000000000013 R14: 0000000000000000 R15: 00000000ffffffa1 FS: 00007effb0325700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000200012c0 CR3: 000000003714a000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: netlink: 8 bytes leftover after parsing attributes in process `syz-executor.4'. alloc_pages_current+0x187/0x280 mm/mempolicy.c:2271 alloc_pages include/linux/gfp.h:547 [inline] kmalloc_order+0x35/0x160 mm/slab_common.c:835 kmalloc_order_trace+0x14/0xf0 mm/slab_common.c:851 kmalloc include/linux/slab.h:557 [inline] sco_sock_sendmsg+0x170/0x640 net/bluetooth/sco.c:737 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x150/0x190 net/socket.c:671 sock_write_iter+0x291/0x3d0 net/socket.c:998 call_write_iter include/linux/fs.h:1903 [inline] do_iter_readv_writev+0x476/0x750 fs/read_write.c:740 do_iter_write+0x18d/0x670 fs/read_write.c:866 vfs_writev+0x1aa/0x5e0 fs/read_write.c:939 do_writev+0x27f/0x300 fs/read_write.c:982 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x7effb2dafb19 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:00007effb0325188 EFLAGS: 00000246 ORIG_RAX: 0000000000000014 RAX: ffffffffffffffda RBX: 00007effb2ec2f60 RCX: 00007effb2dafb19 RDX: 0000000000000005 RSI: 00000000200012c0 RDI: 0000000000000005 RBP: 00007effb2e09f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd4fbc226f R14: 00007effb0325300 R15: 0000000000022000 irq event stamp: 989 hardirqs last enabled at (995): [] console_trylock_spinning kernel/printk/printk.c:1847 [inline] hardirqs last enabled at (995): [] vprintk_emit+0x482/0x4d0 kernel/printk/printk.c:2051 hardirqs last disabled at (1000): [] console_trylock_spinning kernel/printk/printk.c:1826 [inline] hardirqs last disabled at (1000): [] vprintk_emit+0x414/0x4d0 kernel/printk/printk.c:2051 softirqs last enabled at (492): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (439): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 77a642cacd4853ec ]--- netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'. EXT4-fs (loop1): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock EXT4-fs (loop1): group descriptors corrupted! EXT4-fs (loop1): ext4_check_descriptors: Block bitmap for group 0 overlaps superblock EXT4-fs (loop1): group descriptors corrupted! TCP: TCP_TX_DELAY enabled FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) FAT-fs (loop7): error, invalid FAT chain (i_pos 580, last_block 8) FAT-fs (loop7): Filesystem has been set read-only netlink: 8 bytes leftover after parsing attributes in process `syz-executor.3'. FAT-fs (loop7): error, fat_get_cluster: invalid cluster chain (i_pos 0)