RSP: 002b:00007f203c4d80c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f203d275f80 RCX: 00007f203d156b29 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004 RBP: 00007f203c4d8120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000100000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f203d275f80 R15: 00007ffe6f8aaab8 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4635 at lib/iov_iter.c:1097 iov_iter_revert+0x384/0x710 lib/iov_iter.c:1097 Modules linked in: CPU: 1 PID: 4635 Comm: syz-executor.0 Not tainted 5.15.182-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/19/2025 RIP: 0010:iov_iter_revert+0x384/0x710 lib/iov_iter.c:1097 Code: 80 3c 18 00 48 8b 5c 24 28 74 08 48 89 df e8 03 56 e3 fd 48 89 2b 48 83 c4 48 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 3c e2 9d fd <0f> 0b eb e8 4c 8d 73 18 4c 89 f0 48 c1 e8 03 48 b9 00 00 00 00 00 RSP: 0018:ffffc9000301f858 EFLAGS: 00010293 RAX: ffffffff83d9dbd4 RBX: ffffc9000301f9a0 RCX: ffff888026745940 RDX: 0000000000000000 RSI: ffffffffffff1000 RDI: 000000007ffff000 RBP: ffffc9000301f9f8 R08: dffffc0000000000 R09: ffff888071ffc00a R10: 0000000000000000 R11: 00000000000001f8 R12: 1ffff92000603f36 R13: 0000000000010000 R14: ffffc9000301f9b0 R15: ffffffffffff1000 FS: 00007f203c4d86c0(0000) GS:ffff8880b9000000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fe93a491368 CR3: 0000000021a4e000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: generic_file_read_iter+0x364/0x490 mm/filemap.c:2778 call_read_iter include/linux/fs.h:2166 [inline] generic_file_splice_read+0x3a2/0x590 fs/splice.c:311 do_splice_to fs/splice.c:796 [inline] splice_direct_to_actor+0x413/0xb50 fs/splice.c:870 do_splice_direct+0x1b9/0x2c0 fs/splice.c:979 do_sendfile+0x5d5/0xec0 fs/read_write.c:1249 __do_sys_sendfile64 fs/read_write.c:1317 [inline] __se_sys_sendfile64+0x13b/0x190 fs/read_write.c:1303 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x4c/0xa0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x66/0xd0 RIP: 0033:0x7f203d156b29 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f203c4d80c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f203d275f80 RCX: 00007f203d156b29 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000004 RBP: 00007f203c4d8120 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000100000000 R11: 0000000000000246 R12: 0000000000000002 R13: 000000000000000b R14: 00007f203d275f80 R15: 00007ffe6f8aaab8