netlink: 98586 bytes leftover after parsing attributes in process `syz-executor819'. ------------[ cut here ]------------ precision 33020 too large WARNING: CPU: 0 PID: 7017 at lib/vsprintf.c:2471 set_precision+0x13a/0x170 lib/vsprintf.c:2471 Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 7017 Comm: syz-executor819 Not tainted 5.6.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x188/0x20d lib/dump_stack.c:118 panic+0x2e3/0x75c kernel/panic.c:221 __warn.cold+0x2f/0x35 kernel/panic.c:582 report_bug+0x27b/0x2f0 lib/bug.c:195 fixup_bug arch/x86/kernel/traps.c:175 [inline] fixup_bug arch/x86/kernel/traps.c:170 [inline] do_error_trap+0x12b/0x220 arch/x86/kernel/traps.c:267 do_invalid_op+0x32/0x40 arch/x86/kernel/traps.c:286 invalid_op+0x23/0x30 arch/x86/entry/entry_64.S:1027 RIP: 0010:set_precision+0x13a/0x170 lib/vsprintf.c:2471 Code: b6 df 88 5d 07 5b 5d 41 5c 41 5d e9 90 b8 b2 f9 e8 8b b8 b2 f9 89 de 48 c7 c7 e0 f8 fa 88 c6 05 54 f8 c2 02 01 e8 de 2c 84 f9 <0f> 0b e9 67 ff ff ff be 08 00 00 00 48 89 ef e8 32 cc ef f9 e9 14 RSP: 0018:ffffc90000f872d8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 00000000000080fc RCX: 0000000000000000 RDX: 0000000000000000 RSI: ffffffff815ca861 RDI: fffff520001f0e4d RBP: ffffc90000f87368 R08: ffff8880a2e985c0 R09: fffffbfff185618b R10: fffffbfff185618a R11: ffffffff8c2b0c57 R12: 0000000000000000 R13: ffffc90000f8736f R14: 0000000000000018 R15: ffffc90000f87400 vsnprintf+0x894/0x14f0 lib/vsprintf.c:2547 kvasprintf+0x9c/0x150 lib/kasprintf.c:22 kasprintf+0xbb/0xf0 lib/kasprintf.c:59 hwsim_new_radio_nl+0x8db/0xf60 drivers/net/wireless/mac80211_hwsim.c:3672 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x627/0xdf0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x15a/0x410 net/netlink/af_netlink.c:2469 genl_rcv+0x24/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x537/0x740 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x882/0xe10 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xcf/0x120 net/socket.c:672 ____sys_sendmsg+0x6bf/0x7e0 net/socket.c:2362 ___sys_sendmsg+0x100/0x170 net/socket.c:2416 __sys_sendmsg+0xec/0x1b0 net/socket.c:2449 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4401f9 Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 0f 83 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fff784ec338 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401f9 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a80 R13: 0000000000401b10 R14: 0000000000000000 R15: 0000000000000000 Kernel Offset: disabled Rebooting in 86400 seconds..