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
------------[ cut here ]------------
WARNING: CPU: 0 PID: 5761 at lib/iov_iter.c:629 _copy_from_iter+0x2f1/0x1130
Modules linked in:
CPU: 0 PID: 5761 Comm: syz-executor.1 Not tainted 6.1.0-rc7-next-20221202 #1
hrtimer: interrupt took 27011 ns
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 5a 16 37 ff be 79 02 00 00 48 c7 c7 40 bd 9e 84 e8 b9 94 5a ff e9 13 fe ff ff e8 3f 16 37 ff <0f> 0b 45 31 f6 e9 77 ff ff ff e8 30 16 37 ff 31 ff 89 ee e8 f7 11
RSP: 0018:ffff88803d2075e8 EFLAGS: 00010212
RAX: 000000000000602d RBX: 0000000000000000 RCX: ffffc90000fcf000
RDX: 0000000000040000 RSI: ffffffff8211fe11 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000001000
R13: ffffea000112ec00 R14: 0000000000001000 R15: ffff88803d207818
FS: 00007f752a9eb700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2de24000 CR3: 0000000042fd0000 CR4: 0000000000350ef0
Call Trace:
EXT4-fs (sda): changing journal_checksum during remount not supported; ignoring
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: 0033:0x7f752d475b19
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:00007f752a9eb188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f752d588f60 RCX: 00007f752d475b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f752d4cff6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffdfababf3f R14: 00007f752a9eb300 R15: 0000000000022000
irq event stamp: 7079
hardirqs last enabled at (7119): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20
hardirqs last disabled at (7166): [] sysvec_apic_timer_interrupt+0xf/0xc0
softirqs last enabled at (3742): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (2789): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
EXT4-fs (sda): re-mounted. Quota mode: none.
EXT4-fs (sda): changing journal_checksum during remount not supported; ignoring
EXT4-fs (sda): re-mounted. Quota mode: none.
loop1: detected capacity change from 0 to 264192
tmpfs: Unsupported parameter 'huge'
audit: type=1400 audit(1669985629.915:9): avc: denied { read } for pid=5760 comm="syz-executor.1" 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.1 not setting count and/or reply_len properly
loop1: detected capacity change from 0 to 264192
tmpfs: Unsupported parameter 'huge'
loop5: detected capacity change from 0 to 264192
EXT4-fs: quotafile must be on filesystem root
loop5: detected capacity change from 0 to 264192
EXT4-fs: quotafile must be on filesystem root
loop0: detected capacity change from 0 to 264192
syz-executor.6 (5806) used greatest stack depth: 23672 bytes left
FAT-fs (loop0): Unrecognized mount option "¿" or missing value