sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.6 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 0 PID: 6992 at lib/iov_iter.c:364 _copy_from_iter+0x2b2/0x1140
Modules linked in:
CPU: 0 PID: 6992 Comm: syz-executor.6 Not tainted 6.2.0-rc8-next-20230216 #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 a2 fb 33 02 e8 f9 e7 35 ff be 70 01 00 00 48 c7 c7 e0 d4 9e 84 e8 d8 e0 59 ff e9 51 fe ff ff e8 de e7 35 ff <0f> 0b 45 31 f6 eb 87 e8 d2 e7 35 ff 31 ff 89 ee e8 39 e3 35 ff 40
RSP: 0018:ffff888041f8f608 EFLAGS: 00010212
RAX: 000000000000af3c RBX: 0000000000000000 RCX: ffffc900053f9000
RDX: 0000000000040000 RSI: ffffffff82159442 RDI: 0000000000000001
RBP: 0000000000001000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff888041f8f838 R14: 0000000000001000 R15: ffff888041f8f838
FS: 00007fa3bbbbb700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fc4d4665998 CR3: 000000004341c000 CR4: 0000000000350ef0
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: 0033:0x7fa3be645b19
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:00007fa3bbbbb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007fa3be758f60 RCX: 00007fa3be645b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007fa3be69ff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc74fc614f R14: 00007fa3bbbbb300 R15: 0000000000022000
irq event stamp: 22717
hardirqs last enabled at (22871): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (23196): [] sysvec_apic_timer_interrupt+0xf/0x90
softirqs last enabled at (11172): [] __irq_exit_rcu+0xcc/0x110
softirqs last disabled at (10821): [] __irq_exit_rcu+0xcc/0x110
---[ end trace 0000000000000000 ]---
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.6 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=6997 comm=syz-executor.6
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7021 comm=syz-executor.6
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7023 comm=syz-executor.5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7037 comm=syz-executor.5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7054 comm=syz-executor.6
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7052 comm=syz-executor.1
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7057 comm=syz-executor.7
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7061 comm=syz-executor.5
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.7 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7077 comm=syz-executor.7
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=7107 comm=syz-executor.7
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.1 not setting count and/or reply_len properly
Bluetooth: hci0: Opcode 0x c03 failed: -4
Bluetooth: hci0: Opcode 0x c03 failed: -4
Bluetooth: hci0: Opcode 0x c03 failed: -4
audit: type=1400 audit(1676546346.996:15): avc: denied { watch_reads } for pid=7286 comm="syz-executor.2" path="/syzkaller-testdir042174055/syzkaller.uZPQCL/190/file0" dev="sda" ino=15991 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=dir permissive=1
Bluetooth: hci0: Opcode 0x c03 failed: -4
Bluetooth: hci0: Opcode 0x c03 failed: -4