Oops: general protection fault, probably for non-canonical address 0xc1ffff8880744803: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 17138 Comm: syz.0.2399 Tainted: G U L syzkaller #0 PREEMPT(full)
Tainted: [U]=USER, [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026
RIP: 0010:qlist_move_cache+0x64/0xf0 mm/kasan/quarantine.c:302
Code: 26 49 83 7d 00 00 0f 84 93 00 00 00 49 8b 45 08 4c 89 30 4d 89 75 08 49 c7 06 00 00 00 00 49 01 55 10 4d 85 ff 74 69 4d 89 fe <4d> 8b 3f 4c 89 f7 e8 81 8a 40 ff 48 c1 e8 0c 48 89 c2 48 c1 e2 06
RSP: 0018:ffffc90015f6fc70 EFLAGS: 00010086
RAX: ffff888026408000 RBX: ffffc90015f6fca8 RCX: ffffffffffffffff
RDX: 0000000000000040 RSI: ffffc90015f6fca8 RDI: ffff888074480001
RBP: ffff88805bc9d280 R08: 0000000000000001 R09: fffff52002bedf83
R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff9b756d00 R14: c1ffff8880744803 R15: c1ffff8880744803
FS: 0000555556766500(0000) GS:ffff888123eee000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fdb5ff8 CR3: 0000000055022000 CR4: 00000000003526f0
Call Trace:
<TASK>
kasan_quarantine_remove_cache+0xf7/0x170 mm/kasan/quarantine.c:370
kmem_cache_destroy mm/slab_common.c:567 [inline]
kmem_cache_destroy+0x6b/0x190 mm/slab_common.c:527
mon_text_release+0x267/0x3b0 drivers/usb/mon/mon_text.c:677
full_proxy_release+0xc0/0x140 fs/debugfs/file.c:427
__fput+0x3ff/0xb50 fs/file_table.c:512
task_work_run+0x150/0x240 kernel/task_work.c:233
resume_user_mode_work include/linux/resume_user_mode.h:50 [inline]
__exit_to_user_mode_loop kernel/entry/common.c:70 [inline]
exit_to_user_mode_loop+0x1d8/0x6f0 kernel/entry/common.c:101
__exit_to_user_mode_prepare include/linux/irq-entry-common.h:207 [inline]
syscall_exit_to_user_mode_prepare include/linux/irq-entry-common.h:230 [inline]
syscall_exit_to_user_mode include/linux/entry-common.h:318 [inline]
do_syscall_64+0x652/0x840 arch/x86/entry/syscall_64.c:100
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f9706f9de99
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd387d3538 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4
RAX: 0000000000000000 RBX: 00007f9707227da0 RCX: 00007f9706f9de99
RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003
RBP: 00007f9707227da0 R08: 0000000000000006 R09: 0000000000000000
R10: 00007f9707227cb0 R11: 0000000000000246 R12: 00000000000bd62c
R13: 00007f970722618c R14: 00000000000bd4db R15: 00007f9707226180
</TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:qlist_move_cache+0x64/0xf0 mm/kasan/quarantine.c:302
Code: 26 49 83 7d 00 00 0f 84 93 00 00 00 49 8b 45 08 4c 89 30 4d 89 75 08 49 c7 06 00 00 00 00 49 01 55 10 4d 85 ff 74 69 4d 89 fe <4d> 8b 3f 4c 89 f7 e8 81 8a 40 ff 48 c1 e8 0c 48 89 c2 48 c1 e2 06
RSP: 0018:ffffc90015f6fc70 EFLAGS: 00010086
RAX: ffff888026408000 RBX: ffffc90015f6fca8 RCX: ffffffffffffffff
RDX: 0000000000000040 RSI: ffffc90015f6fca8 RDI: ffff888074480001
RBP: ffff88805bc9d280 R08: 0000000000000001 R09: fffff52002bedf83
R10: 0000000000000003 R11: 0000000000000000 R12: 0000000000000000
R13: ffffffff9b756d00 R14: c1ffff8880744803 R15: c1ffff8880744803
FS: 0000555556766500(0000) GS:ffff888123eee000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fdb5ff8 CR3: 0000000055022000 CR4: 00000000003526f0
----------------
Code disassembly (best guess):
0: 26 49 83 7d 00 00 es cmpq $0x0,0x0(%r13)
6: 0f 84 93 00 00 00 je 0x9f
c: 49 8b 45 08 mov 0x8(%r13),%rax
10: 4c 89 30 mov %r14,(%rax)
13: 4d 89 75 08 mov %r14,0x8(%r13)
17: 49 c7 06 00 00 00 00 movq $0x0,(%r14)
1e: 49 01 55 10 add %rdx,0x10(%r13)
22: 4d 85 ff test %r15,%r15
25: 74 69 je 0x90
27: 4d 89 fe mov %r15,%r14
* 2a: 4d 8b 3f mov (%r15),%r15 <-- trapping instruction
2d: 4c 89 f7 mov %r14,%rdi
30: e8 81 8a 40 ff call 0xff408ab6
35: 48 c1 e8 0c shr $0xc,%rax
39: 48 89 c2 mov %rax,%rdx
3c: 48 c1 e2 06 shl $0x6,%rdx