------------[ cut here ]------------
WARNING: CPU: 0 PID: 7500 at lib/iov_iter.c:629 _copy_from_iter+0x2bf/0x1150
Modules linked in:
CPU: 0 PID: 7500 Comm: syz-executor.2 Not tainted 6.2.0-rc1-next-20221226 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2bf/0x1150
Code: 5d 41 5e 41 5f e9 a5 9f 2f 02 e8 9c a3 37 ff be 79 02 00 00 48 c7 c7 80 cb 9e 84 e8 6b 18 5b ff e9 48 fe ff ff e8 81 a3 37 ff <0f> 0b 45 31 f6 eb 87 e8 75 a3 37 ff 31 ff 89 ee e8 3c 9f 37 ff 40
RSP: 0018:ffff888047f6f5e8 EFLAGS: 00010216
RAX: 0000000000001a8f RBX: 0000000000000000 RCX: ffffc900011d8000
RDX: 0000000000040000 RSI: ffffffff821139ff RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff888047f6f818
R13: ffffea00010cee00 R14: 0000000000000a01 R15: ffff888047f6f818
FS:  00007f39bcbf3700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
netlink: 12 bytes leftover after parsing attributes in process `syz-executor.7'.
CR2: 00007f9d9c37f028 CR3: 0000000016e40000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000600
Call Trace:
 <TASK>
 copy_page_from_iter+0xe3/0x180
 blk_rq_map_user_iov+0xb0c/0x1650
 blk_rq_map_user_io+0x1ee/0x220
 sg_common_write.constprop.0+0xd84/0x15e0
 sg_write.part.0+0x698/0xa90
 sg_write+0x88/0xe0
 vfs_write+0x2cf/0xd90
 ksys_write+0x12b/0x260
 do_syscall_64+0x3f/0x90
 entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f39bf67db19
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 bc ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f39bcbf3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f39bf790f60 RCX: 00007f39bf67db19
RDX: 0000000000000a2b RSI: 00000000200003c0 RDI: 000000000000000a
RBP: 00007f39bf6d7f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd370d1a4f R14: 00007f39bcbf3300 R15: 0000000000022000
 </TASK>
irq event stamp: 9099
hardirqs last  enabled at (9167): [<ffffffff812dcdd8>] __up_console_sem+0x78/0x80
hardirqs last disabled at (9328): [<ffffffff812dcdbd>] __up_console_sem+0x5d/0x80
softirqs last  enabled at (2694): [<ffffffff8118087b>] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (2621): [<ffffffff8118087b>] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] 
sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present
sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 40 00
blk_print_req_error: 33 callbacks suppressed
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x80700 phys_seg 25 prio class 2
sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] 
sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present
sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 02 00
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 8 prio class 2
buffer_io_error: 31 callbacks suppressed
Buffer I/O error on dev sr0, logical block 0, async page read
Buffer I/O error on dev sr0, logical block 1, async page read
Buffer I/O error on dev sr0, logical block 2, async page read
Buffer I/O error on dev sr0, logical block 3, async page read
Buffer I/O error on dev sr0, logical block 4, async page read
Buffer I/O error on dev sr0, logical block 5, async page read
Buffer I/O error on dev sr0, logical block 6, async page read
Buffer I/O error on dev sr0, logical block 7, async page read
sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_OK driverbyte=DRIVER_OK cmd_age=0s
sr 1:0:0:0: [sr0] tag#0 Sense Key : Not Ready [current] 
sr 1:0:0:0: [sr0] tag#0 Add. Sense: Medium not present
sr 1:0:0:0: [sr0] tag#0 CDB: Read(10) 28 00 00 00 00 00 00 00 02 00
I/O error, dev sr0, sector 0 op 0x0:(READ) flags 0x0 phys_seg 8 prio class 2
Buffer I/O error on dev sr0, logical block 0, async page read
Buffer I/O error on dev sr0, logical block 1, async page read
sg_write: data in/out 912/2561 bytes for SCSI command 0x10-- guessing data in;
   program syz-executor.2 not setting count and/or reply_len properly
netlink: 12 bytes leftover after parsing attributes in process `syz-executor.7'.
blktrace: Concurrent blktraces are not allowed on sg0