IPVS: ftp: loaded support on port[0] = 21 IPVS: set_ctl: invalid protocol: 13703 39.52.93.236:60696 Ɓtpm`x/.HݼބDBC+F ================================================================== BUG: KMSAN: uninit-value in copy_to_user include/linux/uaccess.h:184 [inline] BUG: KMSAN: uninit-value in syslog_print kernel/printk/printk.c:1344 [inline] BUG: KMSAN: uninit-value in do_syslog+0x397b/0x3c20 kernel/printk/printk.c:1467 CPU: 0 PID: 4397 Comm: rsyslogd Not tainted 4.16.0+ #87 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x185/0x1d0 lib/dump_stack.c:53 kmsan_report+0x142/0x240 mm/kmsan/kmsan.c:1067 kmsan_internal_check_memory+0x135/0x1e0 mm/kmsan/kmsan.c:1157 kmsan_copy_to_user+0x69/0x160 mm/kmsan/kmsan.c:1199 copy_to_user include/linux/uaccess.h:184 [inline] syslog_print kernel/printk/printk.c:1344 [inline] do_syslog+0x397b/0x3c20 kernel/printk/printk.c:1467 kmsg_read+0x142/0x1a0 fs/proc/kmsg.c:40 proc_reg_read+0x1de/0x2f0 fs/proc/inode.c:218 __vfs_read+0x1a5/0x9b0 fs/read_write.c:411 vfs_read+0x36c/0x6c0 fs/read_write.c:447 SYSC_read+0x172/0x360 fs/read_write.c:573 SyS_read+0x55/0x80 fs/read_write.c:566 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 RIP: 0033:0x7f869ef1b1fd RSP: 002b:00007f869c4bae30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000 RAX: ffffffffffffffda RBX: 0000000001ffdce0 RCX: 00007f869ef1b1fd RDX: 0000000000000fff RSI: 00007f869dcef5a0 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000000001fe9260 R09: 0000000004000001 R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420 R13: 00007f869c4bb9c0 R14: 00007f869f560040 R15: 0000000000000003 Uninit was created at: kmsan_save_stack_with_flags mm/kmsan/kmsan.c:278 [inline] kmsan_internal_poison_shadow+0xb8/0x1b0 mm/kmsan/kmsan.c:188 kmsan_kmalloc+0x94/0x100 mm/kmsan/kmsan.c:314 __kmalloc+0x23c/0x350 mm/slub.c:3791 kmalloc include/linux/slab.h:517 [inline] syslog_print kernel/printk/printk.c:1304 [inline] do_syslog+0x31d3/0x3c20 kernel/printk/printk.c:1467 kmsg_read+0x142/0x1a0 fs/proc/kmsg.c:40 proc_reg_read+0x1de/0x2f0 fs/proc/inode.c:218 __vfs_read+0x1a5/0x9b0 fs/read_write.c:411 vfs_read+0x36c/0x6c0 fs/read_write.c:447 SYSC_read+0x172/0x360 fs/read_write.c:573 SyS_read+0x55/0x80 fs/read_write.c:566 do_syscall_64+0x309/0x430 arch/x86/entry/common.c:287 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 Bytes 108-109 of 111 are uninitialized ==================================================================