R10: 000000000000ffd0 R11: 0000000000000246 R12: 0000000000000002
R13: 00007fff05337dff R14: 00007f25de689300 R15: 0000000000022000
loop2: detected capacity change from 0 to 64
------------[ cut here ]------------
WARNING: kernel/printk/printk_ringbuffer.c:1278 at get_data+0x364/0x400, CPU#0: syz-executor.2/7432
Modules linked in:
CPU: 0 UID: 0 PID: 7432 Comm: syz-executor.2 Not tainted 6.18.0-rc2-next-20251024 #1 PREEMPT(voluntary)
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:get_data+0x364/0x400
Code: e8 83 e0 07 83 c0 03 38 d0 0f 8c be fe ff ff 84 d2 0f 84 b6 fe ff ff 48 89 ef e8 37 89 5b 00 e9 a9 fe ff ff e8 fd b6 1e 00 90 <0f> 0b 90 45 31 e4 e9 3b ff ff ff e8 ec b6 1e 00 90 0f 0b 90 45 31
RSP: 0018:ffff88804e0bf0a8 EFLAGS: 00010212
RAX: 0000000000011544 RBX: ffff88804e0bf1c0 RCX: ffffc90004226000
RDX: 0000000000040000 RSI: ffffffff81555423 RDI: 0000000000000006
RBP: ffff88804e0bf188 R08: 0000000000000d15 R09: 000000c204c27113
R10: 0000000000000000 R11: 00001d0b82000008 R12: ffffffff85d30690
R13: 00003fffffffffff R14: 0000000000000000 R15: 0000000000000000
FS: 00007fa42d49b700(0000) GS:ffff8880e53f4000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ee28000 CR3: 000000004b59d000 CR4: 0000000000350ef0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600
Call Trace:
_prb_read_valid+0x2f3/0x830
prb_read_valid+0x78/0xa0
printk_get_next_message+0x10b/0x570
console_flush_one_record+0x64f/0xb20
__console_flush_and_unlock+0xb1/0x1d0
vprintk_emit+0x4c1/0x690
_printk+0xbe/0xf0
set_capacity_and_notify+0x16a/0x240
loop_configure+0xcbd/0x15a0
lo_ioctl+0x66d/0x1ca0
blkdev_ioctl+0x365/0x6d0
__x64_sys_ioctl+0x18f/0x210
do_syscall_64+0xbf/0x390
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fa42ff258d7
Code: 3c 1c 48 f7 d8 49 39 c4 72 b8 e8 a4 54 02 00 85 c0 78 bd 48 83 c4 08 4c 89 e0 5b 41 5c c3 0f 1f 44 00 00 b8 10 00 00 00 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:00007fa42d49af48 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007fa42ff6f970 RCX: 00007fa42ff258d7
RDX: 0000000000000004 RSI: 0000000000004c00 RDI: 0000000000000005
RBP: 0000000000000005 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004
R13: 0000000000000004 R14: 0000000020000230 R15: 0000000000000002
irq event stamp: 2733
hardirqs last enabled at (2739): [] vprintk_emit+0x650/0x690
hardirqs last disabled at (2744): [] vprintk_emit+0x5e1/0x690
softirqs last enabled at (2096): [] handle_softirqs+0x50c/0x770
softirqs last disabled at (2091): [] __irq_exit_rcu+0xc4/0x100
---[ end trace 0000000000000000 ]---
tmpfs: Unknown parameter 'º'
tmpfs: Unknown parameter 'º'
Bluetooth: hci7: unexpected cc 0x0c03 length: 249 > 1
Bluetooth: hci7: unexpected cc 0x1003 length: 249 > 9
Bluetooth: hci7: unexpected cc 0x1001 length: 249 > 9
Bluetooth: hci7: unexpected cc 0x0c23 length: 249 > 4
Bluetooth: hci7: unexpected cc 0x0c38 length: 249 > 2
Bluetooth: hci7: command tx timeout
Bluetooth: hci7: command tx timeout
Bluetooth: hci7: command tx timeout