sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.5 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5840 at lib/iov_iter.c:629 _copy_from_iter+0x2f1/0x1130
Modules linked in:
CPU: 0 PID: 5840 Comm: syz-executor.5 Not tainted 6.1.0-rc8-next-20221207 #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 0a 22 37 ff be 79 02 00 00 48 c7 c7 80 c0 9e 84 e8 79 a1 5a ff e9 13 fe ff ff e8 ef 21 37 ff <0f> 0b 45 31 f6 e9 77 ff ff ff e8 e0 21 37 ff 31 ff 89 ee e8 a7 1d
RSP: 0018:ffff88804925f5e8 EFLAGS: 00010216
RAX: 00000000000068df RBX: 0000000000000000 RCX: ffffc90004e06000
RDX: 0000000000040000 RSI: ffffffff82122f31 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000001000
R13: ffffea000124e400 R14: 0000000000001000 R15: ffff88804925f818
FS: 00007f2e979e7700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c524000 CR3: 000000000e098000 CR4: 0000000000350ef0
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+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: 0033:0x7f2e9a471b19
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:00007f2e979e7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f2e9a584f60 RCX: 00007f2e9a471b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f2e9a4cbf6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc7d4699cf R14: 00007f2e979e7300 R15: 0000000000022000
irq event stamp: 7649
hardirqs last enabled at (7659): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (7774): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (3764): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (3527): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5840 comm=syz-executor.5
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.5 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5867 comm=syz-executor.3
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5866 comm=syz-executor.5
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=5873 comm=syz-executor.0
loop7: detected capacity change from 0 to 264192
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
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.5 not setting count and/or reply_len properly
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5900 comm=syz-executor.3
FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5903 comm=syz-executor.5
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=61 sclass=netlink_route_socket pid=5891 comm=syz-executor.0
loop5: detected capacity change from 0 to 40
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
loop7: detected capacity change from 0 to 264192
syz-executor.5: attempt to access beyond end of device
loop5: rw=2049, sector=124, nr_sectors = 4 limit=40
Buffer I/O error on dev loop5, logical block 31, lost async page write
syz-executor.5: attempt to access beyond end of device
loop5: rw=2049, sector=124, nr_sectors = 4 limit=40
Buffer I/O error on dev loop5, logical block 31, lost async page write
FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
loop5: detected capacity change from 0 to 40
syz-executor.5: attempt to access beyond end of device
loop5: rw=2049, sector=124, nr_sectors = 4 limit=40
Buffer I/O error on dev loop5, logical block 31, lost async page write
loop7: detected capacity change from 0 to 264192
FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
loop5: detected capacity change from 0 to 40
loop7: detected capacity change from 0 to 264192
FAT-fs (loop7): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1)
syz-executor.5: attempt to access beyond end of device
loop5: rw=2049, sector=124, nr_sectors = 4 limit=40
Buffer I/O error on dev loop5, logical block 31, lost async page write
loop5: detected capacity change from 0 to 40
syz-executor.5: attempt to access beyond end of device
loop5: rw=2049, sector=124, nr_sectors = 4 limit=40
Buffer I/O error on dev loop5, logical block 31, lost async page write
warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow
warning: checkpointing journal with EXT4_IOC_CHECKPOINT_FLAG_ZEROOUT can be slow
loop6: detected capacity change from 0 to 512
EXT4-fs warning (device loop6): ext4_enable_quotas:6964: Failed to enable quota tracking (type=1, err=-22, ino=4). Please run e2fsck to fix.
EXT4-fs (loop6): mount failed
loop6: detected capacity change from 0 to 512
EXT4-fs warning (device loop6): ext4_enable_quotas:6964: Failed to enable quota tracking (type=1, err=-22, ino=4). Please run e2fsck to fix.
EXT4-fs (loop6): mount failed
netlink: 4436 bytes leftover after parsing attributes in process `syz-executor.0'.
netlink: 4436 bytes leftover after parsing attributes in process `syz-executor.0'.
loop6: detected capacity change from 0 to 512
EXT4-fs warning (device loop6): ext4_enable_quotas:6964: Failed to enable quota tracking (type=1, err=-22, ino=4). Please run e2fsck to fix.
EXT4-fs (loop6): mount failed
loop6: detected capacity change from 0 to 512
EXT4-fs warning (device loop6): ext4_enable_quotas:6964: Failed to enable quota tracking (type=1, err=-22, ino=4). Please run e2fsck to fix.
EXT4-fs (loop6): mount failed
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.7'.
mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium
loop6: detected capacity change from 0 to 512
EXT4-fs warning (device loop6): ext4_enable_quotas:6964: Failed to enable quota tracking (type=1, err=-22, ino=4). Please run e2fsck to fix.
EXT4-fs (loop6): mount failed
netlink: 8 bytes leftover after parsing attributes in process `syz-executor.7'.