sg_write: data in/out 524252/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.2 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 1 PID: 4409 at lib/iov_iter.c:629 _copy_from_iter+0x2f1/0x1130
Modules linked in:
CPU: 1 PID: 4409 Comm: syz-executor.2 Not tainted 6.1.0-rc7-next-20221130 #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 4a 2f 37 ff be 79 02 00 00 48 c7 c7 80 b9 9e 84 e8 29 97 5a ff e9 13 fe ff ff e8 2f 2f 37 ff <0f> 0b 45 31 f6 e9 77 ff ff ff e8 20 2f 37 ff 31 ff 89 ee e8 e7 2a
RSP: 0018:ffff8880458475e8 EFLAGS: 00010216
RAX: 00000000000052ab RBX: 0000000000000000 RCX: ffffc90001990000
RDX: 0000000000040000 RSI: ffffffff8211e9c1 RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000001000
R13: ffffea00011dea00 R14: 0000000000001000 R15: ffff888045847818
FS: 00007f3644c8d700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c421000 CR3: 00000000471da000 CR4: 0000000000350ee0
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: 0033:0x7f3647717b19
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:00007f3644c8d188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f364782af60 RCX: 00007f3647717b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f3647771f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffc4c4ed25f R14: 00007f3644c8d300 R15: 0000000000022000
irq event stamp: 7229
hardirqs last enabled at (7273): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20
hardirqs last disabled at (7324): [] sysvec_apic_timer_interrupt+0xf/0xc0
softirqs last enabled at (2274): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1987): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
Invalid ELF header magic: != ELF
audit: type=1400 audit(1669808319.097:12): avc: denied { write } for pid=4408 comm="syz-executor.2" 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 524252/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.2 not setting count and/or reply_len properly
Invalid ELF header magic: != ELF
sg_write: data in/out 524252/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.2 not setting count and/or reply_len properly
sg_write: data in/out 524252/251 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 524252/251 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 524252/251 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 524252/251 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 524252/251 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 524252/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.3 not setting count and/or reply_len properly
sg_write: data in/out 524252/251 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 524252/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.3 not setting count and/or reply_len properly
audit: type=1400 audit(1669808325.751:13): avc: denied { write } for pid=4587 comm="syz-executor.7" name="task" dev="proc" ino=16067 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dir permissive=1
audit: type=1400 audit(1669808325.754:14): avc: denied { add_name } for pid=4587 comm="syz-executor.7" name="4590" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=dir permissive=1
audit: type=1400 audit(1669808325.756:15): avc: denied { create } for pid=4587 comm="syz-executor.7" name="4590" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:kernel_t:s0 tclass=file permissive=1
capability: warning: `syz-executor.3' uses deprecated v2 capabilities in a way that may be insecure
SELinux: unrecognized netlink message: protocol=0 nlmsg_type=773 sclass=netlink_route_socket pid=4699 comm=syz-executor.4