------------[ cut here ]------------ WARNING: CPU: 1 PID: 26447 at lib/nlattr.c:118 nla_get_range_unsigned+0x199/0x560 Modules linked in: CPU: 1 PID: 26447 Comm: syz-executor.0 Not tainted 6.3.0-rc1-next-20230308 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:nla_get_range_unsigned+0x199/0x560 Code: 00 00 a8 90 0f 85 41 02 00 00 a9 08 00 08 00 75 20 e8 9b 1f 26 ff 0f 0b 5b 41 5c 41 5d 41 5e 5d e9 8c 1f 26 ff e8 87 1f 26 ff <0f> 0b e9 50 ff ff ff e8 7b 1f 26 ff 4d 8d 74 24 08 48 b8 00 00 00 RSP: 0018:ffff8880453f73b0 EFLAGS: 00010216 RAX: 000000000000035a RBX: ffffffff84ddfb80 RCX: ffffc900043e9000 RDX: 0000000000040000 RSI: ffffffff82254d29 RDI: 0000000000000003 RBP: ffff8880453f73d0 R08: 0000000000000003 R09: 0000000000000000 R10: 000000000000ffff R11: 0000000000000001 R12: ffff8880453f7488 R13: ffffffff84ddfb81 R14: 000000000000ffff R15: ffff88800fc3a41c FS: 00007fa503bf3700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa503bf2108 CR3: 0000000045998000 CR4: 0000000000350ee0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: __nla_validate_parse+0x169f/0x2590 __nla_parse+0x42/0x60 genl_family_rcv_msg_attrs_parse.constprop.0+0x1b0/0x290 genl_family_rcv_msg_doit.isra.0+0x9f/0x2e0 genl_rcv_msg+0x503/0x7e0 netlink_rcv_skb+0x15d/0x450 genl_rcv+0x28/0x40 netlink_unicast+0x552/0x800 netlink_sendmsg+0x923/0xe30 sock_sendmsg+0x1b6/0x200 ____sys_sendmsg+0x74e/0x980 ___sys_sendmsg+0x110/0x1b0 __sys_sendmsg+0xf7/0x1d0 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fa50667db19 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:00007fa503bf3188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007fa506790f60 RCX: 00007fa50667db19 RDX: 0000000000000000 RSI: 0000000020000100 RDI: 0000000000000003 RBP: 00007fa5066d7f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffdf1d85b3f R14: 00007fa503bf3300 R15: 0000000000022000 irq event stamp: 1819 hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 hardirqs last disabled at (1842): [] __up_console_sem+0x5d/0x80 softirqs last enabled at (1460): [] __irq_exit_rcu+0xcc/0x110 softirqs last disabled at (1455): [] __irq_exit_rcu+0xcc/0x110 ---[ end trace 0000000000000000 ]---