sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.3 not setting count and/or reply_len properly
------------[ cut here ]------------
WARNING: CPU: 1 PID: 15043 at lib/iov_iter.c:629 _copy_from_iter+0x2bf/0x1170
Modules linked in:
CPU: 1 PID: 15043 Comm: syz-executor.3 Not tainted 6.2.0-rc2-next-20230105 #1
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:_copy_from_iter+0x2bf/0x1170
Code: 5d 41 5e 41 5f e9 d5 30 32 02 e8 6c 32 37 ff be 79 02 00 00 48 c7 c7 c0 d1 9e 84 e8 4b de 5a ff e9 48 fe ff ff e8 51 32 37 ff <0f> 0b 45 31 f6 eb 87 e8 45 32 37 ff 31 ff 89 ee e8 0c 2e 37 ff 40
RSP: 0018:ffff88804ccd75e8 EFLAGS: 00010216
RAX: 0000000000002ad3 RBX: 0000000000000000 RCX: ffffc90001bd5000
RDX: 0000000000040000 RSI: ffffffff8212428f RDI: 0000000000000001
RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000001 R12: ffff88804ccd7818
R13: ffffea00013ebc00 R14: 0000000000001000 R15: ffff88804ccd7818
FS: 00007f8b25b8e700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2c428000 CR3: 00000000435ec000 CR4: 0000000000350ee0
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+0x698/0xa90
sg_write+0x8d/0xe0
vfs_write+0x2cf/0xdd0
ksys_write+0x12b/0x260
do_syscall_64+0x3f/0x90
entry_SYSCALL_64_after_hwframe+0x72/0xdc
RIP: 0033:0x7f8b28618b19
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:00007f8b25b8e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000001
RAX: ffffffffffffffda RBX: 00007f8b2872bf60 RCX: 00007f8b28618b19
RDX: 0000000000000125 RSI: 00000000200003c0 RDI: 0000000000000005
RBP: 00007f8b28672f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007ffd8892981f R14: 00007f8b25b8e300 R15: 0000000000022000
irq event stamp: 1571
hardirqs last enabled at (1581): [] __up_console_sem+0x78/0x80
hardirqs last disabled at (1592): [] __up_console_sem+0x5d/0x80
softirqs last enabled at (1476): [] __irq_exit_rcu+0x11b/0x180
softirqs last disabled at (1471): [] __irq_exit_rcu+0x11b/0x180
---[ end trace 0000000000000000 ]---
sg_write: data in/out 917468/251 bytes for SCSI command 0x0-- guessing data in;
program syz-executor.3 not setting count and/or reply_len properly
random: crng reseeded on system resumption
Process accounting resumed
Process accounting resumed
Process accounting resumed
random: crng reseeded on system resumption
Process accounting resumed
Process accounting resumed
SELinux: Context is not valid (left unmapped).
Process accounting resumed
Process accounting resumed
Process accounting resumed
9pnet_fd: Insufficient options for proto=fd
9pnet_fd: Insufficient options for proto=fd
9pnet_fd: Insufficient options for proto=fd
9pnet_fd: Insufficient options for proto=fd
9pnet: Could not find request transport: fdlrfdno=j6r:dӭcW)FWm5@Ўº
9pnet_fd: Insufficient options for proto=fd
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
blktrace: Concurrent blktraces are not allowed on sg0
kernel write not supported for file [eventfd] (pid: 12 comm: kworker/0:1)
kernel write not supported for file [eventfd] (pid: 60 comm: kworker/1:3)
kernel write not supported for file [eventfd] (pid: 12 comm: kworker/0:1)
kernel write not supported for file [eventfd] (pid: 60 comm: kworker/1:3)
kernel write not supported for file [eventfd] (pid: 60 comm: kworker/1:3)