Oops: general protection fault, probably for non-canonical address 0xdffffc0000000032: 0000 [#1] SMP KASAN NOPTI
KASAN: null-ptr-deref in range [0x0000000000000190-0x0000000000000197]
CPU: 1 UID: 0 PID: 4019 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: 0018:ffff88806cf08a80 EFLAGS: 00010012
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff8880172a3700 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd164a0
R10: 0000000000000000 R11: 746e756f63716573 R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806cf31490 R15: dffffc0000000000
FS:  00007fd9fa472700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc25000 CR3: 0000000044f2f000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 perf_trace_run_bpf_submit+0xef/0x180
 perf_trace_lock+0x337/0x5d0
 lock_release+0x1ab/0x290
 ktime_get_update_offsets_now+0xab/0x3c0
 hrtimer_interrupt+0x114/0x830
 __sysvec_apic_timer_interrupt+0xbb/0x330
 sysvec_apic_timer_interrupt+0x6b/0x80
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20
RIP: 0010:__rcu_read_unlock+0x30/0x4b0
Code: 41 55 41 54 55 65 48 8b 2d 65 45 28 06 53 48 8d bd fc 03 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 0f b6 14 02 <48> 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 e8 01 00 00 65
RSP: 0018:ffff88801590edb8 EFLAGS: 00000217
RAX: dffffc0000000000 RBX: 0000000000000001 RCX: ffff88801590edac
RDX: 0000000000000000 RSI: ffffffff85c1c760 RDI: ffff8880172a3afc
RBP: ffff8880172a3700 R08: ffffffff84c93ca0 R09: fffffbfff0c8758a
R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000000
R13: ffff88801590ee38 R14: 0000000000000000 R15: ffff88801590ef04
 atomic_notifier_call_chain+0xa9/0x1c0
 notify_die+0xc7/0x1a0
 gp_try_fixup_and_notify.constprop.0+0xfe/0x1a0
 exc_general_protection+0x134/0x330
 asm_exc_general_protection+0x26/0x30
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: 0018:ffff88801590f040 EFLAGS: 00010212
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: ffffc90001011000
RDX: 0000000000040000 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff88801590f2b0 R08: ffff88806cf31340 R09: ffffe8ffffd164a0
R10: 0000000000000000 R11: 0000000000000001 R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806cf31340 R15: dffffc0000000000
 perf_trace_run_bpf_submit+0xef/0x180
 perf_trace_lock+0x337/0x5d0
 lock_release+0x1ab/0x290
 bio_associate_blkg_from_css+0x74c/0x1380
 bio_associate_blkg+0x10e/0x2a0
 bio_init+0x2dd/0x570
 bio_alloc_bioset+0x2cf/0x8c0
 submit_bh_wbc+0x286/0x720
 ext4_read_bh_nowait+0x156/0x240
 ext4_read_bh_lock+0xa7/0xd0
 ext4_block_write_begin+0x9ca/0xcd0
 ext4_da_write_begin+0x4d5/0xb40
 generic_perform_write+0x392/0x810
 ext4_buffered_write_iter+0x11a/0x430
 ext4_file_write_iter+0xff6/0x1990
 do_iter_readv_writev+0x5af/0x910
 vfs_writev+0x2d4/0xcd0
 do_pwritev+0x1ab/0x280
 __x64_sys_pwritev2+0xef/0x160
 do_syscall_64+0xbf/0x360
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fd9fcefcb19
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:00007fd9fa472188 EFLAGS: 00000246 ORIG_RAX: 0000000000000148
RAX: ffffffffffffffda RBX: 00007fd9fd00ff60 RCX: 00007fd9fcefcb19
RDX: 0000000000000001 RSI: 0000000020000280 RDI: 0000000000000003
RBP: 00007fd9fcf56f6d R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000400000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007fff18fba9af R14: 00007fd9fa472300 R15: 0000000000022000
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
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: 0018:ffff88806cf08a80 EFLAGS: 00010012
RAX: 0000000000000032 RBX: ffffffffffffffa1 RCX: 0000000000000002
RDX: ffff8880172a3700 RSI: ffffffff818995b7 RDI: 0000000000000191
RBP: ffff88806cf08cf0 R08: ffff88806cf31490 R09: ffffe8ffffd164a0
R10: 0000000000000000 R11: 746e756f63716573 R12: dffffc0000000000
R13: 000000000000002c R14: ffff88806cf31490 R15: dffffc0000000000
FS:  00007fd9fa472700(0000) GS:ffff8880e56dd000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2dc25000 CR3: 0000000044f2f000 CR4: 0000000000350ef0
----------------
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