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
------------[ cut here ]------------
WARNING: CPU: 0 PID: 3692 at lib/iov_iter.c:385 _copy_from_iter+0x2f1/0x1320
Modules linked in:
CPU: 0 PID: 3692 Comm: syz-executor.4 Not tainted 6.4.0-rc3-next-20230525 #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: b2 ff ff 89 c3 e9 1f ff ff ff e8 5a e4 35 ff be 85 01 00 00 48 c7 c7 c0 e6 9e 84 e8 b9 36 5a ff e9 13 fe ff ff e8 3f e4 35 ff <0f> 0b 45 31 f6 e9 67 ff ff ff e8 30 e4 35 ff 31 ff 89 ee e8 67 df
RSP: 0018:ffff888042c2f608 EFLAGS: 00010216
RAX: 0000000000003ecb RBX: 0000000000000000 RCX: ffffc9000361a000
RDX: 0000000000040000 RSI: ffffffff821618b1 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: ffffffff8180f6c5 R12: 0000000000001000
R13: ffffea00010acc00 R14: 0000000000001000 R15: ffff888042c2f838
FS: 00007f583b46d700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f37691e1270 CR3: 0000000041caa000 CR4: 0000000000350ef0
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: 0033:0x7f583def7b19
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:00007f583b46d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f583e00af60 RCX: 00007f583def7b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f583df51f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd3ad720bf R14: 00007f583b46d300 R15: 0000000000022000
irq event stamp: 4723
hardirqs last enabled at (4743): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (4766): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (3094): [] irq_exit_rcu+0x93/0xc0
softirqs last disabled at (3051): [] irq_exit_rcu+0x93/0xc0
---[ end trace 0000000000000000 ]---
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=3702 comm=syz-executor.4
audit: type=1400 audit(1685100508.560:9): avc: denied { read } for pid=3691 comm="syz-executor.4" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1
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
memfd_create() without MFD_EXEC nor MFD_NOEXEC_SEAL, pid=3706 'syz-executor.1'
loop1: detected capacity change from 0 to 129
hrtimer: interrupt took 19006 ns
FAT-fs (loop1): Unrecognized mount option "01777777777777777777777" or missing value
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
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=3722 comm=syz-executor.4
loop1: detected capacity change from 0 to 129
FAT-fs (loop1): Unrecognized mount option "01777777777777777777777" or missing value
loop7: detected capacity change from 0 to 2048
ext4: Unknown parameter '¡–%'
loop2: detected capacity change from 0 to 8
loop2: detected capacity change from 0 to 127
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
9pnet_fd: p9_fd_create_unix (3863): problem connecting socket: ./file0/../file0: -20
loop0: detected capacity change from 0 to 16383
9pnet_fd: p9_fd_create_unix (3864): problem connecting socket: ./file0/../file0: -20
loop0: detected capacity change from 0 to 16383
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready
wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready
wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50
wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50
IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready