general protection fault, probably for non-canonical address 0xdffffc0000000011: 0000 [#1] PREEMPT SMP KASAN KASAN: null-ptr-deref in range [0x0000000000000088-0x000000000000008f] CPU: 0 PID: 18601 Comm: syz-executor.3 Not tainted 6.2.0-rc7-syzkaller-00013-g513c1a3d3f19 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/12/2023 RIP: 0010:__lock_acquire+0xd83/0x56d0 kernel/locking/lockdep.c:4925 Code: 3d 0f 41 bf 01 00 00 00 0f 86 c8 00 00 00 89 05 b3 6f 3d 0f e9 bd 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 4e 31 00 00 49 81 3e e0 a5 f7 8f 0f 84 4c f3 ff RSP: 0018:ffffc900031afb18 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: 1ffff92000635f93 RCX: 0000000000000000 RDX: 0000000000000011 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: fffffbfff1ce677a R11: 0000000000000000 R12: 0000000000000000 R13: ffff888025140000 R14: 0000000000000088 R15: 0000000000000000 FS: 000055555678b400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd8e1bdafd8 CR3: 000000002ba94000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: lock_acquire kernel/locking/lockdep.c:5668 [inline] lock_acquire+0x1e3/0x630 kernel/locking/lockdep.c:5633 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x3d/0x60 kernel/locking/spinlock.c:162 hidraw_release+0xcd/0x4c0 drivers/hid/hidraw.c:352 __fput+0x27c/0xa90 fs/file_table.c:320 task_work_run+0x16f/0x270 kernel/task_work.c:179 resume_user_mode_work include/linux/resume_user_mode.h:49 [inline] exit_to_user_mode_loop kernel/entry/common.c:171 [inline] exit_to_user_mode_prepare+0x23c/0x250 kernel/entry/common.c:203 __syscall_exit_to_user_mode_work kernel/entry/common.c:285 [inline] syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:296 do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fd8e303dfab Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44 RSP: 002b:00007fd8e32cfb80 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 RAX: 0000000000000000 RBX: 0000000000000007 RCX: 00007fd8e303dfab RDX: 00007fd8e2c0a4b0 RSI: ffffffffffffffff RDI: 0000000000000006 RBP: 00007fd8e31ad980 R08: 0000000000000000 R09: 00007fd8e2c00000 R10: 00007fd8e2c0a4b8 R11: 0000000000000293 R12: 00000000001b0690 R13: 00007fd8e32cfc80 R14: 00007fd8e31ac050 R15: 0000000000000032 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__lock_acquire+0xd83/0x56d0 kernel/locking/lockdep.c:4925 Code: 3d 0f 41 bf 01 00 00 00 0f 86 c8 00 00 00 89 05 b3 6f 3d 0f e9 bd 00 00 00 48 b8 00 00 00 00 00 fc ff df 4c 89 f2 48 c1 ea 03 <80> 3c 02 00 0f 85 4e 31 00 00 49 81 3e e0 a5 f7 8f 0f 84 4c f3 ff RSP: 0018:ffffc900031afb18 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: 1ffff92000635f93 RCX: 0000000000000000 RDX: 0000000000000011 RSI: 0000000000000000 RDI: 0000000000000001 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: fffffbfff1ce677a R11: 0000000000000000 R12: 0000000000000000 R13: ffff888025140000 R14: 0000000000000088 R15: 0000000000000000 FS: 000055555678b400(0000) GS:ffff8880b9800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fd8e1bdafd8 CR3: 000000002ba94000 CR4: 00000000003506f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 ---------------- Code disassembly (best guess), 1 bytes skipped: 0: 0f 41 bf 01 00 00 00 cmovno 0x1(%rdi),%edi 7: 0f 86 c8 00 00 00 jbe 0xd5 d: 89 05 b3 6f 3d 0f mov %eax,0xf3d6fb3(%rip) # 0xf3d6fc6 13: e9 bd 00 00 00 jmpq 0xd5 18: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 1f: fc ff df 22: 4c 89 f2 mov %r14,%rdx 25: 48 c1 ea 03 shr $0x3,%rdx * 29: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) <-- trapping instruction 2d: 0f 85 4e 31 00 00 jne 0x3181 33: 49 81 3e e0 a5 f7 8f cmpq $0xffffffff8ff7a5e0,(%r14) 3a: 0f .byte 0xf 3b: 84 4c f3 ff test %cl,-0x1(%rbx,%rsi,8)