sg_write: data in/out 912/1 bytes for SCSI command 0x10-- guessing data in;
program syz-executor.2 not setting count and/or reply_len properly
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WARNING: CPU: 0 PID: 4375 at lib/iov_iter.c:629 _copy_from_iter+0x2b2/0x1140
Modules linked in:
CPU: 0 PID: 4375 Comm: syz-executor.2 Not tainted 6.2.0-rc6-next-20230201 #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 52 a2 32 02 e8 f9 38 36 ff be 79 02 00 00 48 c7 c7 40 c5 9e 84 e8 68 f0 59 ff e9 51 fe ff ff e8 de 38 36 ff <0f> 0b 45 31 f6 eb 87 e8 d2 38 36 ff 31 ff 89 ee e8 39 34 36 ff 40
RSP: 0018:ffff88801c5af608 EFLAGS: 00010216
RAX: 00000000000015cd RBX: 0000000000000000 RCX: ffffc90001bed000
RDX: 0000000000040000 RSI: ffffffff82152612 RDI: 0000000000000001
RBP: 0000000000000390 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff88801c5af838 R14: 0000000000000390 R15: ffff88801c5af838
FS: 00007f32e2272700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f9a41ae1e40 CR3: 000000000dbb8000 CR4: 0000000000350ef0
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: 0033:0x7f32e4cfcb19
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:00007f32e2272188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f32e4e0ff60 RCX: 00007f32e4cfcb19
RDX: 000000000000002b RSI: 0000000020000380 RDI: 0000000000000008
RBP: 00007f32e4d56f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd076b78cf R14: 00007f32e2272300 R15: 0000000000022000
irq event stamp: 5979
hardirqs last enabled at (6021): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20
hardirqs last disabled at (6060): [] sysvec_apic_timer_interrupt+0xf/0x90
softirqs last enabled at (3468): [] __irq_exit_rcu+0xcc/0x110
softirqs last disabled at (3341): [] __irq_exit_rcu+0xcc/0x110
---[ end trace 0000000000000000 ]---
sg_write: data in/out 912/1 bytes for SCSI command 0x10-- guessing data in;
program syz-executor.2 not setting count and/or reply_len properly