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
loop5: detected capacity change from 0 to 191
------------[ cut here ]------------
WARNING: CPU: 0 PID: 10735 at lib/iov_iter.c:629 _copy_from_iter+0x2f1/0x1130
Modules linked in:
CPU: 0 PID: 10735 Comm: syz-executor.4 Not tainted 6.1.0-rc7-next-20221205 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2f1/0x1130
Code: 37 ff 44 89 f3 e9 2f ff ff ff e8 ba 07 37 ff be 79 02 00 00 48 c7 c7 40 c0 9e 84 e8 89 87 5a ff e9 13 fe ff ff e8 9f 07 37 ff <0f> 0b 45 31 f6 e9 77 ff ff ff e8 90 07 37 ff 31 ff 89 ee e8 57 03
RSP: 0018:ffff888046e375e8 EFLAGS: 00010216
RAX: 0000000000003dab RBX: 0000000000000000 RCX: ffffc90002bdd000
RDX: 0000000000040000 RSI: ffffffff82120c81 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000001000
R13: ffffea00011fc000 R14: 0000000000001000 R15: ffff888046e37818
FS: 00007f8f06439700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f8f06418718 CR3: 000000003d574000 CR4: 0000000000350ef0
Call Trace:
copy_page_from_iter+0xe3/0x180
blk_rq_map_user_iov+0xb0c/0x1650
blk_rq_map_user_io+0x1ee/0x220
sg_common_write.constprop.0+0xd84/0x15e0
sg_write.part.0+0x706/0xb20
sg_write+0x88/0xe0
vfs_write+0x358/0xe40
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f8f08ee4b19
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:00007f8f06439188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f8f08ff8020 RCX: 00007f8f08ee4b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000004
RBP: 00007f8f08f3ef6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd0cb21e3f R14: 00007f8f06439300 R15: 0000000000022000
irq event stamp: 2391
hardirqs last enabled at (2401): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (2414): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (2228): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (2125): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
loop6: detected capacity change from 0 to 2
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
loop4: detected capacity change from 0 to 2
loop7: detected capacity change from 0 to 264192
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
loop4: detected capacity change from 0 to 2
loop3: detected capacity change from 0 to 40
loop0: detected capacity change from 0 to 40
Unsupported ieee802154 address type: 0
Unsupported ieee802154 address type: 0
syz-executor.0: attempt to access beyond end of device
loop0: rw=2049, sector=40, nr_sectors = 4 limit=40
buffer_io_error: 111 callbacks suppressed
Buffer I/O error on dev loop0, logical block 10, lost async page write
loop6: detected capacity change from 0 to 2
EXT4-fs warning (device sda): verify_group_input:150: Cannot add at group 1025 (only 16 groups)
audit: type=1400 audit(1670322532.187:13): avc: denied { block_suspend } for pid=10813 comm="syz-executor.2" capability=36 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1
Unsupported ieee802154 address type: 0
loop7: detected capacity change from 0 to 264192
Bluetooth: hci2: command 0x0406 tx timeout
Bluetooth: hci5: command 0x0406 tx timeout
Bluetooth: hci4: command 0x0406 tx timeout