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
------------[ cut here ]------------
WARNING: CPU: 1 PID: 21847 at lib/iov_iter.c:629 _copy_from_iter+0x2b2/0x1140
Modules linked in:
CPU: 1 PID: 21847 Comm: syz-executor.6 Not tainted 6.2.0-rc6-next-20230131 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2b2/0x1140
Code: 5d 41 5e 41 5f e9 12 9d 32 02 e8 99 1c 36 ff be 79 02 00 00 48 c7 c7 c0 c5 9e 84 e8 28 d5 59 ff e9 51 fe ff ff e8 7e 1c 36 ff <0f> 0b 45 31 f6 eb 87 e8 72 1c 36 ff 31 ff 89 ee e8 d9 17 36 ff 40
RSP: 0018:ffff88804db87608 EFLAGS: 00010216
RAX: 0000000000005631 RBX: 0000000000000000 RCX: ffffc900057f3000
RDX: 0000000000040000 RSI: ffffffff821541d2 RDI: 0000000000000001
RBP: 0000000000001000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff88804db87838 R14: 0000000000001000 R15: ffff88804db87838
FS: 00007f8843914700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fecc3493020 CR3: 000000004dbe8000 CR4: 0000000000350ee0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000600
Call Trace:
copy_page_from_iter+0x251/0x430
blk_rq_map_user_iov+0xb41/0x16c0
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+0x2cf/0xdc0
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f884639eb19
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:00007f8843914188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f88464b1f60 RCX: 00007f884639eb19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f88463f8f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffefd2bce4f R14: 00007f8843914300 R15: 0000000000022000
irq event stamp: 4457
hardirqs last enabled at (4467): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (4554): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (1088): [] __irq_exit_rcu+0xcc/0x110
softirqs last disabled at (977): [] __irq_exit_rcu+0xcc/0x110
---[ end trace 0000000000000000 ]---
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
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: 'syz-executor.7': attribute type 39 has an invalid length.
netlink: 'syz-executor.7': attribute type 39 has an invalid length.
netlink: 'syz-executor.7': attribute type 39 has an invalid length.
netlink: 'syz-executor.7': attribute type 39 has an invalid length.
Process accounting resumed
Process accounting resumed
Process accounting resumed
tmpfs: Bad value for 'mpol'
tmpfs: Bad value for 'mpol'
Process accounting resumed
tmpfs: Bad value for 'mpol'
Process accounting resumed
tmpfs: Bad value for 'mpol'
tmpfs: Bad value for 'mpol'
__nla_validate_parse: 11 callbacks suppressed
netlink: 28 bytes leftover after parsing attributes in process `syz-executor.1'.
audit: type=1400 audit(1675163722.027:58): avc: denied { tracepoint } for pid=23283 comm="syz-executor.7" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1