program: prlimit64(0x0, 0xe, 0x0, 0x0) sched_setscheduler(0x0, 0x2, &(0x7f0000000240)=0x7) r0 = syz_init_net_socket$bt_l2cap(0x1f, 0x2, 0x0) connect$bt_l2cap(r0, &(0x7f0000000000)={0x1f, 0x8ef, @fixed={'\xaa\xaa\xaa\xaa\xaa', 0x10}}, 0xe) r1 = syz_init_net_socket$bt_bnep(0x1f, 0x3, 0x4) ioctl$sock_bt_bnep_BNEPCONNADD(r1, 0x400442c8, &(0x7f00000001c0)={r0, 0x1, 0x2}) r2 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r2, 0x400448cb, 0x0) syz_emit_vhci(&(0x7f0000000300)=ANY=[@ANYBLOB="040e0402030c02"], 0x7) [ 74.173596][ T5287] Bluetooth: hci0: command tx timeout [ 74.385101][ T5323] Oops: general protection fault, probably for non-canonical address 0xdffffc000000000b: 0000 [#1] SMP KASAN NOPTI [ 74.390572][ T5323] KASAN: null-ptr-deref in range [0x0000000000000058-0x000000000000005f] [ 74.394794][ T5323] CPU: 0 UID: 0 PID: 5323 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 74.398717][ T5323] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 74.402967][ T5323] RIP: 0010:klist_remove+0x156/0x340 [ 74.405319][ T5323] Code: 4d 89 f5 49 c1 ed 03 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 ad 47 92 f6 4d 8b 26 49 83 e4 fe 49 8d 7c 24 58 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 74 05 e8 8e 47 92 f6 49 8b 44 24 58 48 89 44 24 08 [ 74.413288][ T5323] RSP: 0018:ffffc9000ef7fa20 EFLAGS: 00010202 [ 74.416016][ T5323] RAX: 000000000000000b RBX: ffff88801f922500 RCX: 0000000000000000 [ 74.420143][ T5323] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000058 [ 74.423605][ T5323] RBP: ffffc9000ef7fb08 R08: ffffffff90172e83 R09: 1ffffffff202e5d0 [ 74.427155][ T5323] R10: dffffc0000000000 R11: fffffbfff202e5d1 R12: 0000000000000000 [ 74.430751][ T5323] R13: 1ffff11008217b0c R14: ffff8880410bd860 R15: dffffc0000000000 [ 74.434216][ T5323] FS: 00007fee47a5a6c0(0000) GS:ffff88808c888000(0000) knlGS:0000000000000000 [ 74.437930][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.440871][ T5323] CR2: 000055d754bf78f0 CR3: 0000000011ce6000 CR4: 0000000000352ef0 [ 74.444379][ T5323] Call Trace: [ 74.445866][ T5323] [ 74.447147][ T5323] ? __pfx_klist_remove+0x10/0x10 [ 74.449332][ T5323] ? kobject_move+0x5de/0x720 [ 74.451346][ T5323] ? __pfx_kobject_move+0x10/0x10 [ 74.453746][ T5323] ? get_device_parent+0x366/0x3a0 [ 74.456158][ T5323] device_move+0x193/0x730 [ 74.458147][ T5323] hci_conn_del_sysfs+0xb8/0x1a0 [ 74.460410][ T5323] hci_conn_del+0xc36/0x1230 [ 74.462426][ T5323] hci_conn_hash_flush+0x191/0x260 [ 74.464714][ T5323] hci_dev_reset+0x41c/0x6d0 [ 74.466876][ T5323] ? hci_sock_ioctl+0x5b7/0x940 [ 74.469091][ T5323] sock_do_ioctl+0x101/0x320 [ 74.471081][ T5323] ? __pfx_sock_do_ioctl+0x10/0x10 [ 74.473349][ T5323] ? do_futex+0x333/0x420 [ 74.475245][ T5323] sock_ioctl+0x5c6/0x7f0 [ 74.477205][ T5323] ? __pfx_sock_ioctl+0x10/0x10 [ 74.479331][ T5323] ? __fget_files+0x2a/0x420 [ 74.481364][ T5323] ? __fget_files+0x3a0/0x420 [ 74.483429][ T5323] ? __fget_files+0x2a/0x420 [ 74.485468][ T5323] ? bpf_lsm_file_ioctl+0x9/0x20 [ 74.487601][ T5323] ? __pfx_sock_ioctl+0x10/0x10 [ 74.489805][ T5323] __se_sys_ioctl+0xfc/0x170 [ 74.491916][ T5323] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.494625][ T5323] do_syscall_64+0x15f/0xf80 [ 74.496757][ T5323] ? trace_irq_disable+0x3b/0x140 [ 74.499023][ T5323] ? clear_bhb_loop+0x40/0x90 [ 74.501196][ T5323] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 74.503760][ T5323] RIP: 0033:0x7fee46b9cdd9 [ 74.505767][ T5323] 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 [ 74.513968][ T5323] RSP: 002b:00007fee47a59fe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 74.517543][ T5323] RAX: ffffffffffffffda RBX: 00007fee46e16090 RCX: 00007fee46b9cdd9 [ 74.520961][ T5323] RDX: 0000000000000000 RSI: 00000000400448cb RDI: 0000000000000006 [ 74.524356][ T5323] RBP: 00007fee46c32d69 R08: 0000000000000000 R09: 0000000000000000 [ 74.527918][ T5323] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 74.531349][ T5323] R13: 00007fee46e16128 R14: 00007fee46e16090 R15: 00007ffc9cd92d68 [ 74.534485][ T5323] [ 74.535908][ T5323] Modules linked in: [ 74.538676][ T5323] ---[ end trace 0000000000000000 ]--- [ 74.579324][ T5323] RIP: 0010:klist_remove+0x156/0x340 [ 74.582121][ T5323] Code: 4d 89 f5 49 c1 ed 03 43 80 7c 3d 00 00 74 08 4c 89 f7 e8 ad 47 92 f6 4d 8b 26 49 83 e4 fe 49 8d 7c 24 58 48 89 f8 48 c1 e8 03 <42> 80 3c 38 00 74 05 e8 8e 47 92 f6 49 8b 44 24 58 48 89 44 24 08 [ 74.590595][ T5323] RSP: 0018:ffffc9000ef7fa20 EFLAGS: 00010202 [ 74.593635][ T5323] RAX: 000000000000000b RBX: ffff88801f922500 RCX: 0000000000000000 [ 74.597296][ T5323] RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000058 [ 74.601411][ T5323] RBP: ffffc9000ef7fb08 R08: ffffffff90172e83 R09: 1ffffffff202e5d0 [ 74.604994][ T5323] R10: dffffc0000000000 R11: fffffbfff202e5d1 R12: 0000000000000000 [ 74.608484][ T5323] R13: 1ffff11008217b0c R14: ffff8880410bd860 R15: dffffc0000000000 [ 74.612625][ T5323] FS: 00007fee47a5a6c0(0000) GS:ffff88808c888000(0000) knlGS:0000000000000000 [ 74.616685][ T5323] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 74.619813][ T5323] CR2: 00007f5f75976d20 CR3: 0000000011ce6000 CR4: 0000000000352ef0 [ 74.623822][ T5323] Kernel panic - not syncing: Fatal exception [ 74.626933][ T5323] Kernel Offset: disabled [ 74.628785][ T5323] Rebooting in 86400 seconds..