program: futex(&(0x7f000000cffc), 0x80000000000b, 0x0, 0x0, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc)=0x4, 0x80000000000b, 0x4, 0x0, &(0x7f0000048000), 0x0) futex(&(0x7f000000cffc), 0xc, 0x1, &(0x7f0000000280), &(0x7f0000048000)=0x5, 0x0) [ 86.597790][ T5281] Bluetooth: hci0: command tx timeout [ 86.817435][ T5326] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000151: 0000 [#1] SMP KASAN NOPTI [ 86.822939][ T5326] KASAN: null-ptr-deref in range [0x0000000000000a88-0x0000000000000a8f] [ 86.826695][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 86.830910][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 86.835504][ T5326] RIP: 0010:kasan_byte_accessible+0x12/0x30 [ 86.838373][ T5326] Code: 79 ff ff ff 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 e9 c0 bf 79 09 cc 66 66 66 66 66 66 2e [ 86.846698][ T5326] RSP: 0018:ffffc9000e4e7840 EFLAGS: 00010002 [ 86.849411][ T5326] RAX: dffffc0000000000 RBX: ffffffff8babdd3e RCX: 0000000000000005 [ 86.852536][ T5326] RDX: 0000000000000000 RSI: ffffffff8babdd3e RDI: 0000000000000151 [ 86.855719][ T5326] RBP: ffffffff8bab7da8 R08: 0000000000000001 R09: 0000000000000000 [ 86.858948][ T5326] R10: dffffc0000000000 R11: fffff52001c9cf24 R12: 0000000000000000 [ 86.862215][ T5326] R13: 0000000000000a88 R14: 0000000000000a88 R15: 0000000000000001 [ 86.865382][ T5326] FS: 00007fd3202396c0(0000) GS:ffff88808c88b000(0000) knlGS:0000000000000000 [ 86.869498][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 86.872502][ T5326] CR2: 00007fd320238fe8 CR3: 000000001f554000 CR4: 0000000000352ef0 [ 86.876195][ T5326] Call Trace: [ 86.877943][ T5326] [ 86.879493][ T5326] __kasan_check_byte+0x12/0x40 [ 86.882001][ T5326] lock_acquire+0x84/0x350 [ 86.883864][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 86.886085][ T5326] _raw_spin_lock+0x2e/0x40 [ 86.888065][ T5326] ? remove_waiter+0x138/0xb10 [ 86.890266][ T5326] remove_waiter+0x138/0xb10 [ 86.892439][ T5326] ? try_to_take_rt_mutex+0x4f/0xac0 [ 86.894618][ T5326] rt_mutex_start_proxy_lock+0x10a/0x230 [ 86.897099][ T5326] ? __pfx_rt_mutex_start_proxy_lock+0x10/0x10 [ 86.899907][ T5326] ? plist_add+0x4ae/0x540 [ 86.901910][ T5326] ? futex_requeue+0x1205/0x1c90 [ 86.904101][ T5326] futex_requeue+0xfb5/0x1c90 [ 86.906174][ T5326] ? __pfx_futex_requeue+0x10/0x10 [ 86.908742][ T5326] ? rcu_is_watching+0x15/0xb0 [ 86.910894][ T5326] ? tomoyo_path_number_perm+0x219/0x630 [ 86.913517][ T5326] ? __lock_acquire+0x6b5/0x2cf0 [ 86.915886][ T5326] do_futex+0x362/0x420 [ 86.917821][ T5326] ? __pfx_do_futex+0x10/0x10 [ 86.920086][ T5326] __se_sys_futex+0x3a8/0x450 [ 86.922234][ T5326] ? __pfx___se_sys_futex+0x10/0x10 [ 86.924564][ T5326] ? __x64_sys_futex+0x21/0xf0 [ 86.926948][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.929833][ T5326] do_syscall_64+0x15f/0xf80 [ 86.931909][ T5326] ? trace_irq_disable+0x3b/0x140 [ 86.934124][ T5326] ? clear_bhb_loop+0x40/0x90 [ 86.936347][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 86.939110][ T5326] RIP: 0033:0x7fd31f39cdd9 [ 86.941026][ T5326] 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 [ 86.949586][ T5326] RSP: 002b:00007fd320238fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 86.953274][ T5326] RAX: ffffffffffffffda RBX: 00007fd31f616180 RCX: 00007fd31f39cdd9 [ 86.956832][ T5326] RDX: 0000000000000001 RSI: 000000000000000c RDI: 000020000000cffc [ 86.960328][ T5326] RBP: 00007fd31f432d69 R08: 0000200000048000 R09: 0000000000000000 [ 86.963764][ T5326] R10: 0000200000000280 R11: 0000000000000246 R12: 0000000000000000 [ 86.967331][ T5326] R13: 00007fd31f616218 R14: 00007fd31f616180 R15: 00007fff8ddd2818 [ 86.970949][ T5326] [ 86.972371][ T5326] Modules linked in: [ 86.974155][ T5326] ---[ end trace 0000000000000000 ]--- [ 86.976434][ T5326] RIP: 0010:kasan_byte_accessible+0x12/0x30 [ 86.979168][ T5326] Code: 79 ff ff ff 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1f 40 d6 48 c1 ef 03 48 b8 00 00 00 00 00 fc ff df <0f> b6 04 07 3c 08 0f 92 c0 e9 c0 bf 79 09 cc 66 66 66 66 66 66 2e [ 86.988198][ T5326] RSP: 0018:ffffc9000e4e7840 EFLAGS: 00010002 [ 86.990960][ T5326] RAX: dffffc0000000000 RBX: ffffffff8babdd3e RCX: 0000000000000005 [ 86.994420][ T5326] RDX: 0000000000000000 RSI: ffffffff8babdd3e RDI: 0000000000000151 [ 86.997908][ T5326] RBP: ffffffff8bab7da8 R08: 0000000000000001 R09: 0000000000000000 [ 87.001375][ T5326] R10: dffffc0000000000 R11: fffff52001c9cf24 R12: 0000000000000000 [ 87.005004][ T5326] R13: 0000000000000a88 R14: 0000000000000a88 R15: 0000000000000001 [ 87.008410][ T5326] FS: 00007fd3202396c0(0000) GS:ffff88808c88b000(0000) knlGS:0000000000000000 [ 87.012243][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 87.015082][ T5326] CR2: 00007fd320238fe8 CR3: 000000001f554000 CR4: 0000000000352ef0 [ 87.018746][ T5326] Kernel panic - not syncing: Fatal exception [ 87.021781][ T5326] Kernel Offset: disabled [ 87.023707][ T5326] Rebooting in 86400 seconds..