------------[ cut here ]------------
WARNING: CPU: 1 PID: 21505 at lib/iov_iter.c:623 _copy_from_iter+0x36c/0x1030
Modules linked in:
CPU: 1 PID: 21505 Comm: syz-executor.1 Not tainted 6.2.0-syzkaller-12944-ge492250d5252 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/16/2023
RIP: 0010:_copy_from_iter+0x36c/0x1030 lib/iov_iter.c:623
Code: 25 28 00 00 00 48 3b 84 24 00 01 00 00 0f 85 9c 0c 00 00 4c 89 e8 48 8d 65 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 f4 f4 50 fd <0f> 0b 45 31 ed eb a8 e8 e8 f4 50 fd 49 89 dd e9 ca fd ff ff e8 db
RSP: 0018:ffffc9000440f280 EFLAGS: 00010287
RAX: ffffffff843bf18c RBX: 0000000000000000 RCX: 0000000000040000
RDX: ffffc90014651000 RSI: 0000000000003d05 RDI: 0000000000003d06
RBP: ffffc9000440f3d8 R08: ffffffff843beed7 R09: 0000000000000200
R10: 0000000000000000 R11: dffffc0000000001 R12: ffffea0001ead400
R13: 0000000000000318 R14: 1ffff92000881e60 R15: dffffc0000000000
FS:  00007fadb3b99700(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b30120000 CR3: 000000008b63f000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 copy_page_from_iter+0x7a/0x100 lib/iov_iter.c:748
 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+0x13a7/0x2330 block/blk-map.c:661
 blk_rq_map_user block/blk-map.c:690 [inline]
 blk_rq_map_user_io+0x288/0x420 block/blk-map.c:723
 sg_start_req drivers/scsi/sg.c:1807 [inline]
 sg_common_write+0xd7f/0x14d0 drivers/scsi/sg.c:803
 sg_write+0xa5e/0xf10 drivers/scsi/sg.c:707
 vfs_write+0x2dd/0xbb0 fs/read_write.c:582
 ksys_write+0x1a0/0x2c0 fs/read_write.c:637
 do_syscall_x64 arch/x86/entry/common.c:50 [inline]
 do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80
 entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7fadb2e8c0f9
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:00007fadb3b99168 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fadb2fabf80 RCX: 00007fadb2e8c0f9
RDX: 0000000000000342 RSI: 0000000020000380 RDI: 0000000000000003
RBP: 00007fadb2ee7ae9 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffe2918b3ef R14: 00007fadb3b99300 R15: 0000000000022000
 </TASK>