===================================================== BUG: KMSAN: uninit-value in check_pointer lib/vsprintf.c:710 [inline] BUG: KMSAN: uninit-value in string+0x3cf/0x6f0 lib/vsprintf.c:722 check_pointer lib/vsprintf.c:710 [inline] string+0x3cf/0x6f0 lib/vsprintf.c:722 vsnprintf+0x2222/0x3650 lib/vsprintf.c:2806 seq_vprintf fs/seq_file.c:391 [inline] seq_printf+0x314/0x4f0 fs/seq_file.c:406 if6_seq_show+0x233/0x2b0 net/ipv6/addrconf.c:4357 seq_read_iter+0xaac/0x2150 fs/seq_file.c:230 seq_read+0x645/0x7c0 fs/seq_file.c:162 pde_read fs/proc/inode.c:311 [inline] proc_reg_read+0x39d/0x560 fs/proc/inode.c:323 do_iter_read+0xb28/0x14c0 fs/read_write.c:789 vfs_readv fs/read_write.c:907 [inline] do_preadv+0x45e/0x6c0 fs/read_write.c:999 __do_sys_preadv2 fs/read_write.c:1061 [inline] __se_sys_preadv2 fs/read_write.c:1052 [inline] __x64_sys_preadv2+0x1b8/0x2b0 fs/read_write.c:1052 do_syscall_x64 arch/x86/entry/common.c:51 [inline] do_syscall_64+0x51/0xa0 arch/x86/entry/common.c:81 entry_SYSCALL_64_after_hwframe+0x44/0xae Local variable filename created at: process_measurement+0x1c5/0x38a0 security/integrity/ima/ima_main.c:209 ima_file_check+0x123/0x170 security/integrity/ima/ima_main.c:517 CPU: 0 PID: 22994 Comm: syz-executor.1 Not tainted 5.18.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 =====================================================