===================================================== BUG: KMSAN: uninit-value in __io_uring_show_fdinfo+0xe74/0x225a io_uring/fdinfo.c:106 __io_uring_show_fdinfo+0xe74/0x225a io_uring/fdinfo.c:106 io_uring_show_fdinfo+0x103/0x49c io_uring/fdinfo.c:190 seq_show+0x9b9/0xb30 fs/proc/fd.c:68 traverse+0x27f/0xa20 fs/seq_file.c:111 seq_lseek+0x248/0x440 fs/seq_file.c:323 vfs_llseek fs/read_write.c:289 [inline] ksys_lseek fs/read_write.c:302 [inline] __do_sys_lseek fs/read_write.c:313 [inline] __se_sys_lseek fs/read_write.c:311 [inline] __x64_sys_lseek+0x2a2/0x420 fs/read_write.c:311 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Uninit was stored to memory at: __io_fill_cqe_req+0x32b/0x830 io_uring/io_uring.h:128 __io_submit_flush_completions io_uring/io_uring.c:1192 [inline] io_submit_flush_completions+0x11c/0x390 io_uring/io_uring.c:166 io_submit_state_end io_uring/io_uring.c:2026 [inline] io_submit_sqes+0x7d3/0xd50 io_uring/io_uring.c:2138 __do_sys_io_uring_enter io_uring/io_uring.c:3053 [inline] __se_sys_io_uring_enter+0x597/0x1d30 io_uring/io_uring.c:2983 __x64_sys_io_uring_enter+0x117/0x190 io_uring/io_uring.c:2983 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Uninit was stored to memory at: io_req_set_res io_uring/io_uring.h:156 [inline] io_recv_finish io_uring/net.c:568 [inline] io_recv+0x18ee/0x1d00 io_uring/net.c:876 io_issue_sqe+0x3b1/0x11d0 io_uring/io_uring.c:1577 io_queue_sqe io_uring/io_uring.c:1754 [inline] io_submit_sqe+0xb40/0x1be0 io_uring/io_uring.c:2012 io_submit_sqes+0x542/0xd50 io_uring/io_uring.c:2123 __do_sys_io_uring_enter io_uring/io_uring.c:3053 [inline] __se_sys_io_uring_enter+0x597/0x1d30 io_uring/io_uring.c:2983 __x64_sys_io_uring_enter+0x117/0x190 io_uring/io_uring.c:2983 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd Local variable msg created at: io_recv+0x4b/0x1d00 io_uring/net.c:794 io_issue_sqe+0x3b1/0x11d0 io_uring/io_uring.c:1577 CPU: 0 PID: 3487 Comm: syz-executor140 Not tainted 6.0.0-rc4-syzkaller-48205-g4367d178d9eb #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/26/2022 =====================================================