netlink: 179916 bytes leftover after parsing attributes in process `syz-executor.4'. ------------[ cut here ]------------ precision 33020 too large WARNING: CPU: 1 PID: 32121 at lib/vsprintf.c:2471 set_precision+0x13a/0x170 lib/vsprintf.c:2471 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 32121 Comm: syz-executor.4 Not tainted 5.6.0-rc7-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:174 [inline] fixup_bug arch/x86/kernel/traps.c:169 [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 58 ba f9 e8 8b 58 ba f9 89 de 48 c7 c7 00 2a da 88 c6 05 a3 61 a9 02 01 e8 6e 69 8c f9 <0f> 0b e9 67 ff ff ff be 08 00 00 00 48 89 ef e8 42 1f f7 f9 e9 14 RSP: 0018:ffffc900059d72d8 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 00000000000080fc RCX: 0000000000000000 RDX: 0000000000011a68 RSI: ffffffff815c06c1 RDI: fffff52000b3ae4d RBP: ffffc900059d7368 R08: ffff88809069c600 R09: fffffbfff180e57b R10: fffffbfff180e57a R11: ffffffff8c072bd7 R12: 0000000000000000 R13: ffffc900059d736f R14: 0000000000000018 R15: ffffc900059d7400 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:3603 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:2478 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+0x6b9/0x7d0 net/socket.c:2345 ___sys_sendmsg+0x100/0x170 net/socket.c:2399 __sys_sendmsg+0xec/0x1b0 net/socket.c:2432 do_syscall_64+0xf6/0x7d0 arch/x86/entry/common.c:294 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45c849 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f03f7053c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f03f70546d4 RCX: 000000000045c849 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000005 RBP: 000000000076bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 00000000000009f1 R14: 00000000004cca8d R15: 000000000076bf0c Kernel Offset: disabled Rebooting in 86400 seconds..