FAT-fs (loop5): bogus number of FAT structure
FAT-fs (loop5): Can't find a valid FAT filesystem
loop5: detected capacity change from 0 to 249517
FAT-fs (loop5): bogus number of FAT structure
FAT-fs (loop5): Can't find a valid FAT filesystem
Oops: general protection fault, probably for non-canonical address 0xdffffc0020000032: 0000 [#1] SMP KASAN NOPTI
KASAN: probably user-memory-access in range [0x0000000100000190-0x0000000100000197]
CPU: 0 UID: 0 PID: 3982 Comm: syz-executor.1 Tainted: G        W           6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) 
Tainted: [W]=WARN
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RIP: 0010:perf_tp_event+0x175/0xe70
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
RSP: 0000:ffff888015a8f5c0 EFLAGS: 00010012
kmemleak: Automatic memory scanning thread ended
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002
RDX: ffff888016a01b80 RSI: ffffffff818995b7 RDI: 0000000100000190
RBP: ffff888015a8f830 R08: ffff88806ce313e8 R09: ffffe8ffffc16028
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806ce313e8 R15: dffffc0000000000
FS:  000055556247c400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f402e710ea8 CR3: 0000000010503000 CR4: 0000000000350ef0
Call Trace:
 <TASK>
 perf_trace_run_bpf_submit+0xef/0x180
 perf_trace_lock_acquire+0x3c2/0x700
 lock_acquire+0xc5/0x2f0
 _raw_spin_lock_irqsave+0x3a/0x60
 __folio_end_writeback+0x791/0xae0
 folio_end_writeback+0x11f/0x430
 ext4_finish_bio+0x709/0x940
 ext4_end_bio+0x14b/0x580
 bio_endio+0x5ad/0x6b0
 blk_update_request+0x2c5/0x1060
 scsi_end_request+0x7a/0xa00
 scsi_io_completion+0xbf/0x1640
 scsi_complete+0x114/0x380
 blk_complete_reqs+0xb2/0xf0
 handle_softirqs+0x1b1/0x770
 __irq_exit_rcu+0xc4/0x100
 irq_exit_rcu+0x9/0x20
 common_interrupt+0x73/0xd0
 asm_common_interrupt+0x26/0x40
RIP: 0033:0x7f0472c619d1
Code: 2f 48 83 e8 08 48 39 d1 73 14 0f 1f 80 00 00 00 00 48 8b 50 f8 48 83 e8 08 48 39 ca 77 f3 48 39 c3 73 3e 48 89 13 48 8b 50 f8 <48> 89 38 49 8b 0e 48 8b 3e 48 83 c3 08 48 83 c6 08 eb bc 48 39 d1
RSP: 002b:00007ffcc6a62a10 EFLAGS: 00000297
RAX: 00007f0472b165d8 RBX: 00007f0472b162c0 RCX: ffffffff816880d6
RDX: ffffffff816880d6 RSI: 00007f0472b162c8 RDI: ffffffff816880d6
RBP: 00007f0472b16060 R08: 00007f0472b16848 R09: 0000001b2cd29460
R10: 0000000000000101 R11: 0000000044cf6104 R12: 00007f0472b16058
R13: 00007f0472b162c0 R14: 00007f0472b16050 R15: 0000000000000017
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#2] SMP KASAN NOPTI
RIP: 0010:perf_tp_event+0x175/0xe70
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
CPU: 1 UID: 0 PID: 3978 Comm: syz-executor.3 Tainted: G      D W           6.17.0-rc3-next-20250829 #1 PREEMPT(voluntary) 
RSP: 0000:ffff888015a8f5c0 EFLAGS: 00010012
Tainted: [D]=DIE, [W]=WARN
RAX: 0000000020000032 RBX: 00000000ffffffa0 RCX: 0000000000000002
Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014
RDX: ffff888016a01b80 RSI: ffffffff818995b7 RDI: 0000000100000190
RIP: 0010:perf_tp_event+0x175/0xe70
RBP: ffff888015a8f830 R08: ffff88806ce313e8 R09: ffffe8ffffc16028
Code: ff df 48 89 85 a8 fd ff ff 48 c1 e8 03 4c 01 e0 48 89 85 c8 fd ff ff e8 c9 51 ea ff 48 8d bb f0 01 00 00 48 89 f8 48 c1 e8 03 <42> 0f b6 04 20 84 c0 74 08 3c 03 0f 8e c5 0b 00 00 44 8b ab f0 01
R10: 0000000000000000 R11: 000000000000002c R12: dffffc0000000000
RSP: 0018:ffff888048b47600 EFLAGS: 00010212
R13: 000000000000002c R14: ffff88806ce313e8 R15: dffffc0000000000

FS:  000055556247c400(0000) GS:ffff8880e55dd000(0000) knlGS:0000000000000000
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
RDX: ffff88801703d280 RSI: ffffffff818995b7 RDI: 0000000000000191
CR2: 00007f402e710ea8 CR3: 0000000010503000 CR4: 0000000000350ef0
RBP: ffff888048b47870 R08: ffff88806cf31340 R09: ffffe8ffffd16028
----------------
Code disassembly (best guess), 1 bytes skipped:
   0:	df 48 89             	fisttps -0x77(%rax)
   3:	85 a8 fd ff ff 48    	test   %ebp,0x48fffffd(%rax)
   9:	c1 e8 03             	shr    $0x3,%eax
   c:	4c 01 e0             	add    %r12,%rax
   f:	48 89 85 c8 fd ff ff 	mov    %rax,-0x238(%rbp)
  16:	e8 c9 51 ea ff       	callq  0xffea51e4
  1b:	48 8d bb f0 01 00 00 	lea    0x1f0(%rbx),%rdi
  22:	48 89 f8             	mov    %rdi,%rax
  25:	48 c1 e8 03          	shr    $0x3,%rax
* 29:	42 0f b6 04 20       	movzbl (%rax,%r12,1),%eax <-- trapping instruction
  2e:	84 c0                	test   %al,%al
  30:	74 08                	je     0x3a
  32:	3c 03                	cmp    $0x3,%al
  34:	0f 8e c5 0b 00 00    	jle    0xbff
  3a:	44                   	rex.R
  3b:	8b                   	.byte 0x8b
  3c:	ab                   	stos   %eax,%es:(%rdi)
  3d:	f0                   	lock
  3e:	01                   	.byte 0x1