R13: 00007ffc1aedb1df R14: 00007fc2ec877300 R15: 0000000000022000
sg_write: data in/out 636/584 bytes for SCSI command 0x9-- guessing data in;
program syz-executor.4 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 1 PID: 10157 at lib/iov_iter.c:623 _copy_from_iter+0x2b2/0x1140
Modules linked in:
CPU: 1 PID: 10157 Comm: syz-executor.4 Not tainted 6.2.0-next-20230303 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2b2/0x1140
Code: 5d 41 5e 41 5f e9 c2 f9 34 02 e8 39 35 35 ff be 73 02 00 00 48 c7 c7 20 e3 9e 84 e8 a8 30 59 ff e9 51 fe ff ff e8 1e 35 35 ff <0f> 0b 45 31 f6 eb 87 e8 12 35 35 ff 31 ff 89 ee e8 49 30 35 ff 40
RSP: 0018:ffff888045087608 EFLAGS: 00010216
RAX: 0000000000000723 RBX: 0000000000000000 RCX: ffffc90001c11000
RDX: 0000000000040000 RSI: ffffffff82164ce2 RDI: 0000000000000001
RBP: 000000000000027c R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff888045087838 R14: 000000000000027c R15: ffff888045087838
FS: 00007f98c9b06700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020047010 CR3: 0000000036586000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
copy_page_from_iter+0x251/0x430
blk_rq_map_user_iov+0xb41/0x16c0
blk_rq_map_user_io+0x1d1/0x200
sg_common_write.constprop.0+0xd8d/0x15f0
sg_write.part.0+0x698/0xac0
sg_write+0x8d/0xe0
vfs_write+0x2cf/0xdc0
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f98cc590b19
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:00007f98c9b06188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f98cc6a3f60 RCX: 00007f98cc590b19
RDX: 0000000000000272 RSI: 0000000020000700 RDI: 0000000000000003
RBP: 00007f98cc5eaf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc52771a6f R14: 00007f98c9b06300 R15: 0000000000022000
irq event stamp: 673
hardirqs last enabled at (679): [] vprintk_emit+0x504/0x560
hardirqs last disabled at (684): [] vprintk_emit+0x49b/0x560
softirqs last enabled at (440): [] __irq_exit_rcu+0xcc/0x110
softirqs last disabled at (435): [] __irq_exit_rcu+0xcc/0x110
---[ end trace 0000000000000000 ]---
loop1: detected capacity change from 0 to 264192
EXT4-fs (loop1): VFS: Can't find ext4 filesystem
sg_write: data in/out 636/584 bytes for SCSI command 0x9-- guessing data in;
program syz-executor.4 not setting count and/or reply_len properly
program syz-executor.0 is using a deprecated SCSI ioctl, please convert it to SG_IO
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
loop1: detected capacity change from 0 to 264192
EXT4-fs (loop1): VFS: Can't find ext4 filesystem