general protection fault, probably for non-canonical address 0xdffffc0000000005: 0000 [#1] PREEMPT SMP KASAN
KASAN: null-ptr-deref in range [0x0000000000000028-0x000000000000002f]
CPU: 0 PID: 539 Comm: syz.0.60 Not tainted syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/24/2026
RIP: 0010:tracing_release_file_tr+0x48/0x100 kernel/trace/trace.c:4888
Code: 81 c3 d8 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 16 0e 3c 00 48 8b 1b 48 83 c3 28 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 f9 0d 3c 00 48 8b 1b 48 85 db 74
RSP: 0018:ffffc90000b77900 EFLAGS: 00010206
RAX: 0000000000000005 RBX: 0000000000000028 RCX: ffff88811a76cf00
RDX: 0000000000000000 RSI: ffff8881279af080 RDI: ffff8881118e2940
RBP: ffffc90000b77920 R08: ffff8881053a34c7 R09: 1ffff11020a74698
R10: dffffc0000000000 R11: ffffed1020a74699 R12: 1ffff11024f35e15
R13: ffff8881279af080 R14: ffff8881118e2940 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f796d3a6bcc CR3: 000000000660f000 CR4: 00000000003506b0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <TASK>
 __fput+0x22b/0x900 fs/file_table.c:311
 ____fput+0x15/0x20 fs/file_table.c:339
 task_work_run+0x127/0x190 kernel/task_work.c:188
 exit_task_work include/linux/task_work.h:33 [inline]
 do_exit+0xb70/0x29a0 kernel/exit.c:890
 do_group_exit+0x149/0x310 kernel/exit.c:1004
 get_signal+0x64f/0x1430 kernel/signal.c:2908
 arch_do_signal_or_restart+0xe2/0x1100 arch/x86/kernel/signal.c:867
 handle_signal_work kernel/entry/common.c:154 [inline]
 exit_to_user_mode_loop+0xa7/0xe0 kernel/entry/common.c:178
 exit_to_user_mode_prepare+0x87/0xd0 kernel/entry/common.c:214
 __syscall_exit_to_user_mode_work kernel/entry/common.c:296 [inline]
 syscall_exit_to_user_mode+0x1a/0x30 kernel/entry/common.c:307
 do_syscall_64+0x58/0xa0 arch/x86/entry/common.c:86
 entry_SYSCALL_64_after_hwframe+0x66/0xd0
RIP: 0033:0x7f8ba915d0d9
Code: Unable to access opcode bytes at RIP 0x7f8ba915d0af.
RSP: 002b:00007f8ba7b950e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RAX: fffffffffffffe00 RBX: 00007f8ba93e5098 RCX: 00007f8ba915d0d9
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f8ba93e5098
RBP: 00007f8ba93e5090 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f8ba93e5128 R14: 00007ffe175f7f90 R15: 00007ffe175f8078
 </TASK>
Modules linked in:
---[ end trace f2d0f4c4898bf993 ]---
RIP: 0010:tracing_release_file_tr+0x48/0x100 kernel/trace/trace.c:4888
Code: 81 c3 d8 02 00 00 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 16 0e 3c 00 48 8b 1b 48 83 c3 28 48 89 d8 48 c1 e8 03 <42> 80 3c 38 00 74 08 48 89 df e8 f9 0d 3c 00 48 8b 1b 48 85 db 74
RSP: 0018:ffffc90000b77900 EFLAGS: 00010206

RAX: 0000000000000005 RBX: 0000000000000028 RCX: ffff88811a76cf00
RDX: 0000000000000000 RSI: ffff8881279af080 RDI: ffff8881118e2940
RBP: ffffc90000b77920 R08: ffff8881053a34c7 R09: 1ffff11020a74698
R10: dffffc0000000000 R11: ffffed1020a74699 R12: 1ffff11024f35e15
R13: ffff8881279af080 R14: ffff8881118e2940 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007ffd734c8ff8 CR3: 0000000125fc1000 CR4: 00000000003506a0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
----------------
Code disassembly (best guess):
   0:	81 c3 d8 02 00 00    	add    $0x2d8,%ebx
   6:	48 89 d8             	mov    %rbx,%rax
   9:	48 c1 e8 03          	shr    $0x3,%rax
   d:	42 80 3c 38 00       	cmpb   $0x0,(%rax,%r15,1)
  12:	74 08                	je     0x1c
  14:	48 89 df             	mov    %rbx,%rdi
  17:	e8 16 0e 3c 00       	call   0x3c0e32
  1c:	48 8b 1b             	mov    (%rbx),%rbx
  1f:	48 83 c3 28          	add    $0x28,%rbx
  23:	48 89 d8             	mov    %rbx,%rax
  26:	48 c1 e8 03          	shr    $0x3,%rax
* 2a:	42 80 3c 38 00       	cmpb   $0x0,(%rax,%r15,1) <-- trapping instruction
  2f:	74 08                	je     0x39
  31:	48 89 df             	mov    %rbx,%rdi
  34:	e8 f9 0d 3c 00       	call   0x3c0e32
  39:	48 8b 1b             	mov    (%rbx),%rbx
  3c:	48 85 db             	test   %rbx,%rbx
  3f:	74                   	.byte 0x74