------------[ cut here ]------------
WARNING: CPU: 1 PID: 29083 at lib/iov_iter.c:623 _copy_from_iter+0x2ad/0x1060 lib/iov_iter.c:623
Modules linked in:
CPU: 1 PID: 29083 Comm: syz-executor.4 Not tainted 6.2.0-syzkaller-13115-gee3f96b16468 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
RIP: 0010:_copy_from_iter+0x2ad/0x1060 lib/iov_iter.c:623
Code: 5d 41 5c 41 5d 41 5e 41 5f c3 e8 8e 7f 69 fd be 73 02 00 00 48 c7 c7 80 ce a6 8a e8 cd 0d a6 fd e9 56 fe ff ff e8 73 7f 69 fd <0f> 0b 45 31 ff eb 8b e8 67 7f 69 fd 31 ff 89 ee e8 6e 7b 69 fd 40
RSP: 0018:ffffc9000323f688 EFLAGS: 00010206
RAX: 00000000000012d0 RBX: 0000000000000000 RCX: ffffc9000c9c8000
RDX: 0000000000040000 RSI: ffffffff841b7b2d RDI: 0000000000000001
RBP: 0000000000001000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000
R13: ffffea000203e600 R14: ffffc9000323f8c0 R15: 0000000000001000
FS:  00007fb4896a9700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32e21000 CR3: 000000001f42e000 CR4: 0000000000350ee0
Call Trace:
 <TASK>
 copy_page_from_iter lib/iov_iter.c:748 [inline]
 copy_page_from_iter+0x233/0x3f0 lib/iov_iter.c:737
 bio_copy_from_iter block/blk-map.c:55 [inline]
 bio_copy_user_iov block/blk-map.c:210 [inline]
 blk_rq_map_user_iov+0xb5d/0x16e0 block/blk-map.c:661
 blk_rq_map_user block/blk-map.c:690 [inline]
 blk_rq_map_user_io+0x1cd/0x200 block/blk-map.c:723
 sg_start_req drivers/scsi/sg.c:1807 [inline]
 sg_common_write.constprop.0+0xdcd/0x1e00 drivers/scsi/sg.c:803
 sg_new_write.isra.0+0x522/0xa90 drivers/scsi/sg.c:770
 sg_ioctl_common drivers/scsi/sg.c:935 [inline]
 sg_ioctl+0x9a8/0x2700 drivers/scsi/sg.c:1159
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:870 [inline]
 __se_sys_ioctl fs/ioctl.c:856 [inline]
 __x64_sys_ioctl+0x197/0x210 fs/ioctl.c:856
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fb48888c0f9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fb4896a9168 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fb4889abf80 RCX: 00007fb48888c0f9
RDX: 0000000020000600 RSI: 0000000000002285 RDI: 0000000000000003
RBP: 00007fb4888e7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc1e301def R14: 00007fb4896a9300 R15: 0000000000022000
 </TASK>