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: 5333 at lib/iov_iter.c:376 _copy_from_iter+0x2bf/0x1200
Modules linked in:
CPU: 1 PID: 5333 Comm: syz-executor.0 Not tainted 6.3.0-rc6-next-20230411 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2bf/0x1200
Code: 5d 41 5e 41 5f e9 55 60 35 02 e8 5c 74 36 ff be 7c 01 00 00 48 c7 c7 a0 cd 9e 84 e8 4b 7f 5a ff e9 48 fe ff ff e8 41 74 36 ff <0f> 0b 45 31 f6 eb 87 e8 35 74 36 ff 31 ff 89 ee e8 6c 6f 36 ff 40
RSP: 0018:ffff88803a85f608 EFLAGS: 00010216
RAX: 0000000000003c1f RBX: 0000000000000000 RCX: ffffc90002eea000
RDX: 0000000000040000 RSI: ffffffff8215430f RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88803a85f838
R13: ffffea0000e49c00 R14: 0000000000001000 R15: ffff88803a85f838
FS: 00007f858179c700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2f022000 CR3: 000000001cc54000 CR4: 0000000000350ee0
Call Trace:
copy_page_from_iter+0xe3/0x180
blk_rq_map_user_iov+0xb39/0x16c0
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5338 comm=syz-executor.0
blk_rq_map_user_io+0x1d1/0x200
sg_common_write.constprop.0+0xd8d/0x15f0
sg_write.part.0+0x698/0xac0
audit: type=1400 audit(1681210268.527:10): avc: denied { read } for pid=5325 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
sg_write+0x8d/0xe0
vfs_write+0x2d8/0xdc0
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f8584226b19
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:00007f858179c188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f8584339f60 RCX: 00007f8584226b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f8584280f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc79e62e2f R14: 00007f858179c300 R15: 0000000000022000
irq event stamp: 11003
hardirqs last enabled at (11243): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20
hardirqs last disabled at (11374): [] sysvec_apic_timer_interrupt+0xf/0x90
softirqs last enabled at (2544): [] __irq_exit_rcu+0xcc/0x110
softirqs last disabled at (2521): [] __irq_exit_rcu+0xcc/0x110
---[ end trace 0000000000000000 ]---
Bluetooth: hci0: command 0x0c1a tx timeout
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5347 comm=syz-executor.0
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.7'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5384 comm=syz-executor.0
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
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.7'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5396 comm=syz-executor.6
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5400 comm=syz-executor.5
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.7'.
netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'.
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.4 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5418 comm=syz-executor.0
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=5408 comm=syz-executor.4
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.3 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5417 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
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.2 not setting count and/or reply_len properly
Bluetooth: hci0: command 0x0c1a tx timeout
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5428 comm=syz-executor.2
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5432 comm=syz-executor.1
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
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.4 not setting count and/or reply_len properly
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
audit: type=1400 audit(1681210272.706:11): avc: denied { write } for pid=5533 comm="syz-executor.6" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
loop0: detected capacity change from 0 to 136
loop0: detected capacity change from 0 to 136
lo: entered promiscuous mode
lo: entered allmulticast mode
loop7: detected capacity change from 0 to 4096
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback.
loop0: detected capacity change from 0 to 136
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop0: detected capacity change from 0 to 136
loop7: detected capacity change from 0 to 4096
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback.
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop7: detected capacity change from 0 to 4096
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback.
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
loop7: detected capacity change from 0 to 4096
lo: entered promiscuous mode
lo: entered allmulticast mode
EXT4-fs (loop7): mounted filesystem 00000000-0000-0000-0000-000000000000 without journal. Quota mode: writeback.
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
EXT4-fs (loop7): unmounting filesystem 00000000-0000-0000-0000-000000000000.
lo: left promiscuous mode
lo: left allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode
lo: left promiscuous mode
lo: left allmulticast mode
lo: entered promiscuous mode
lo: entered allmulticast mode