IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21
IPVS: ftp: loaded support on port[0] = 21
ip (4652) used greatest stack depth: 54424 bytes left
==================================================================
BUG: KMSAN: uninit-value in syslog_print kernel/printk/printk.c:1341 [inline]
BUG: KMSAN: uninit-value in do_syslog+0x3a2d/0x3c20 kernel/printk/printk.c:1467
CPU: 1 PID: 4362 Comm: rsyslogd Not tainted 4.17.0+ #9
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+0x185/0x1d0 lib/dump_stack.c:113
 kmsan_report+0x188/0x2a0 mm/kmsan/kmsan.c:1125
 __msan_warning_32+0x70/0xc0 mm/kmsan/kmsan_instr.c:620
 syslog_print kernel/printk/printk.c:1341 [inline]
 do_syslog+0x3a2d/0x3c20 kernel/printk/printk.c:1467
 kmsg_read+0x142/0x1a0 fs/proc/kmsg.c:40
 proc_reg_read+0x1e3/0x2f0 fs/proc/inode.c:230
 __vfs_read+0x1b2/0x9d0 fs/read_write.c:416
 vfs_read+0x36c/0x6b0 fs/read_write.c:452
 ksys_read fs/read_write.c:578 [inline]
 __do_sys_read fs/read_write.c:588 [inline]
 __se_sys_read fs/read_write.c:586 [inline]
 __x64_sys_read+0x1bf/0x3e0 fs/read_write.c:586
 do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x7fcd296e51fd
RSP: 002b:00007fcd26c84e30 EFLAGS: 00000293 ORIG_RAX: 0000000000000000
RAX: ffffffffffffffda RBX: 00000000018ec670 RCX: 00007fcd296e51fd
RDX: 0000000000000fff RSI: 00007fcd284b95a0 RDI: 0000000000000004
RBP: 0000000000000000 R08: 00000000018d7260 R09: 0000000004000001
R10: 0000000000000001 R11: 0000000000000293 R12: 000000000065e420
R13: 00007fcd26c859c0 R14: 00007fcd29d2a040 R15: 0000000000000003

Uninit was stored to memory at:
 kmsan_save_stack_with_flags mm/kmsan/kmsan.c:282 [inline]
 kmsan_save_stack mm/kmsan/kmsan.c:297 [inline]
 kmsan_internal_chain_origin+0x12b/0x210 mm/kmsan/kmsan.c:689
 __msan_chain_origin+0x69/0xc0 mm/kmsan/kmsan_instr.c:464
 log_store+0x13fc/0x14b0 kernel/printk/printk.c:641
 log_output kernel/printk/printk.c:1832 [inline]
 vprintk_emit+0xca5/0x1060 kernel/printk/printk.c:1897
 vprintk_default+0x90/0xa0 kernel/printk/printk.c:1955
 vprintk_func+0x517/0x700 kernel/printk/printk_safe.c:379
 printk+0x1e4/0x210 kernel/printk/printk.c:1991
 check_stack_usage kernel/exit.c:754 [inline]
 do_exit+0x33e7/0x3930 kernel/exit.c:916
 do_group_exit+0x1a0/0x360 kernel/exit.c:970
 __do_sys_exit_group+0x21/0x30 kernel/exit.c:981
 __se_sys_exit_group+0x14/0x20 kernel/exit.c:979
 __x64_sys_exit_group+0x4c/0x50 kernel/exit.c:979
 do_syscall_64+0x15b/0x230 arch/x86/entry/common.c:287
 entry_SYSCALL_64_after_hwframe+0x44/0xa9

Local variable description: ----tlb.i@ldt_arch_exit_mmap
Variable was created at:
 ldt_arch_exit_mmap+0x46/0x160 arch/x86/kernel/ldt.c:302
 arch_exit_mmap arch/x86/include/asm/mmu_context.h:245 [inline]
 exit_mmap+0x410/0x980 mm/mmap.c:3094
==================================================================