sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.0 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 1 PID: 114817 at lib/iov_iter.c:644 _copy_from_iter+0x2f1/0x1320
Modules linked in:
CPU: 1 PID: 114817 Comm: syz-executor.0 Not tainted 6.4.0-rc2-next-20230518 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2f1/0x1320
Code: 92 ff ff 89 c3 e9 1f ff ff ff e8 2a ca 35 ff be 88 02 00 00 48 c7 c7 80 db 9e 84 e8 e9 03 5a ff e9 13 fe ff ff e8 0f ca 35 ff <0f> 0b 45 31 f6 e9 67 ff ff ff e8 00 ca 35 ff 31 ff 89 ee e8 37 c5
RSP: 0018:ffff88803d4d7608 EFLAGS: 00010216
RAX: 0000000000004296 RBX: 0000000000000000 RCX: ffffc900009d8000
RDX: 0000000000040000 RSI: ffffffff82162151 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000001000
R13: ffffea000124c800 R14: 0000000000001000 R15: ffff88803d4d7838
FS: 00007f9b596ea700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2d321000 CR3: 000000000d6d8000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
copy_page_from_iter+0xe3/0x180
blk_rq_map_user_iov+0xb39/0x16c0
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+0x2b8/0xd40
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f9b5c195b19
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:00007f9b596ea188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f9b5c2a9020 RCX: 00007f9b5c195b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f9b5c1eff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff9618171f R14: 00007f9b596ea300 R15: 0000000000022000
irq event stamp: 3117
hardirqs last enabled at (3147): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20
hardirqs last disabled at (3172): [] sysvec_apic_timer_interrupt+0xf/0x90
softirqs last enabled at (2470): [] irq_exit_rcu+0x93/0xc0
softirqs last disabled at (2455): [] irq_exit_rcu+0x93/0xc0
---[ end trace 0000000000000000 ]---
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=114817 comm=syz-executor.0
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=115374 comm=syz-executor.0
EXT4-fs (sda): re-mounted 7b5d9a40-9011-49ec-8035-27953f97a4d8 r/w. Quota mode: none.
EXT4-fs (sda): re-mounted 7b5d9a40-9011-49ec-8035-27953f97a4d8 r/w. Quota mode: none.
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.0 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=115697 comm=syz-executor.0
tmpfs: Bad value for 'mpol'
tmpfs: Bad value for 'mpol'
audit: type=1400 audit(1684408651.661:90): avc: denied { create } for pid=116036 comm="syz-executor.3" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unconfined_execmem_exec_t:s0 tclass=key permissive=1
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.0 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=116044 comm=syz-executor.0