program: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) r2 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r2, 0x890b, &(0x7f0000000380)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x0}, 0x6, @null, @bpq0, 0x0, [@bcast, @bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) r3 = syz_init_net_socket$rose(0xb, 0x5, 0x0) connect$rose(r3, &(0x7f0000000040)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x1, @default}, 0x1c) connect$rose(r3, &(0x7f0000000080)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x0, [@null, @null, @null, @default, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}, 0x40) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c0000000000000000000000850000006d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x90) r4 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x11, 0x4, &(0x7f00000002c0)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) ioctl$sock_rose_SIOCRSCLRRT(r3, 0x89e4) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000980)='sys_exit\x00', r4}, 0x10) r5 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6}]}) socket$can_bcm(0x1d, 0x2, 0x2) close_range(r5, 0xffffffffffffffff, 0x0) [ 84.296830][ T4665] Bluetooth: hci0: command tx timeout [ 84.506629][ T24] audit: type=1326 audit(1773191432.816:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5318 comm="syz.0.0" exe="/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f4fcf99c799 code=0x0 [ 84.611608][ T5324] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN NOPTI [ 84.619190][ T5324] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 84.623659][ T5324] CPU: 0 UID: 0 PID: 5324 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 84.627922][ T5324] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 84.633323][ T5324] RIP: 0010:rose_transmit_link+0x32/0xac0 [ 84.636575][ T5324] Code: 56 41 55 41 54 53 48 83 ec 40 48 89 f3 48 89 fd 49 bc 00 00 00 00 00 fc ff df e8 b9 d1 2d f7 4c 8d 73 36 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 13 09 00 00 45 0f b6 36 31 ff 44 89 f6 [ 84.646274][ T5324] RSP: 0018:ffffc9000e0ffb08 EFLAGS: 00010207 [ 84.648822][ T5324] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 0000000000100000 [ 84.652350][ T5324] RDX: ffffc90020802000 RSI: 0000000000000af4 RDI: 0000000000000af5 [ 84.655996][ T5324] RBP: ffff88801f7758c0 R08: ffff88803267a4c0 R09: 0000000000000008 [ 84.659711][ T5324] R10: 000000000000000f R11: 0000000000000002 R12: dffffc0000000000 [ 84.663621][ T5324] R13: dffffc0000000000 R14: 0000000000000036 R15: 1ffff92001c1ff80 [ 84.667783][ T5324] FS: 00007f4fd08046c0(0000) GS:ffff88808ca58000(0000) knlGS:0000000000000000 [ 84.671987][ T5324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.674998][ T5324] CR2: 00007f4fd0803fe8 CR3: 0000000012672000 CR4: 0000000000352ef0 [ 84.678666][ T5324] Call Trace: [ 84.680254][ T5324] [ 84.681617][ T5324] ? __alloc_skb+0x4e5/0x7d0 [ 84.683806][ T5324] ? skb_put+0x11b/0x210 [ 84.685894][ T5324] rose_write_internal+0x1256/0x1b60 [ 84.688411][ T5324] ? lockdep_hardirqs_on+0x7a/0x110 [ 84.691530][ T5324] ? __pfx_rose_write_internal+0x10/0x10 [ 84.694562][ T5324] ? timer_delete+0x245/0x340 [ 84.696658][ T5324] rose_release+0x25b/0x510 [ 84.698462][ T5324] sock_close+0xc3/0x240 [ 84.700159][ T5324] ? __pfx_sock_close+0x10/0x10 [ 84.702516][ T5324] __fput+0x44f/0xa70 [ 84.704332][ T5324] task_work_run+0x1d9/0x270 [ 84.706880][ T5324] ? __pfx_task_work_run+0x10/0x10 [ 84.709479][ T5324] ? trace_syscall_exit+0x57/0x100 [ 84.711881][ T5324] exit_to_user_mode_loop+0xed/0x480 [ 84.714339][ T5324] ? rcu_is_watching+0x15/0xb0 [ 84.716512][ T5324] do_syscall_64+0x32d/0xf80 [ 84.719235][ T5324] ? trace_irq_disable+0x3b/0x150 [ 84.721823][ T5324] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.724747][ T5324] ? clear_bhb_loop+0x40/0x90 [ 84.726960][ T5324] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 84.729352][ T5324] RIP: 0033:0x7f4fcf99c799 [ 84.731520][ T5324] 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 [ 84.741239][ T5324] RSP: 002b:00007f4fd0803fe8 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 84.745054][ T5324] RAX: 0000000000000000 RBX: 00007f4fcfc16180 RCX: 00007f4fcf99c799 [ 84.748584][ T5324] RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 0000000000000000 [ 84.752276][ T5324] RBP: 00007f4fcfa32c99 R08: 0000000000000000 R09: 0000000000000000 [ 84.756041][ T5324] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 84.759699][ T5324] R13: 00007f4fcfc16218 R14: 00007f4fcfc16180 R15: 00007ffc03194b38 [ 84.763366][ T5324] [ 84.765125][ T5324] Modules linked in: [ 84.768109][ T5324] ---[ end trace 0000000000000000 ]--- [ 84.794654][ T5324] RIP: 0010:rose_transmit_link+0x32/0xac0 [ 84.821106][ T5324] Code: 56 41 55 41 54 53 48 83 ec 40 48 89 f3 48 89 fd 49 bc 00 00 00 00 00 fc ff df e8 b9 d1 2d f7 4c 8d 73 36 4c 89 f0 48 c1 e8 03 <42> 0f b6 04 20 84 c0 0f 85 13 09 00 00 45 0f b6 36 31 ff 44 89 f6 [ 84.830733][ T5324] RSP: 0018:ffffc9000e0ffb08 EFLAGS: 00010207 [ 84.833163][ T5324] RAX: 0000000000000006 RBX: 0000000000000000 RCX: 0000000000100000 [ 84.837610][ T5324] RDX: ffffc90020802000 RSI: 0000000000000af4 RDI: 0000000000000af5 [ 84.842273][ T5324] RBP: ffff88801f7758c0 R08: ffff88803267a4c0 R09: 0000000000000008 [ 84.845764][ T5324] R10: 000000000000000f R11: 0000000000000002 R12: dffffc0000000000 [ 84.849619][ T5324] R13: dffffc0000000000 R14: 0000000000000036 R15: 1ffff92001c1ff80 [ 84.853273][ T5324] FS: 00007f4fd08046c0(0000) GS:ffff88808ca58000(0000) knlGS:0000000000000000 [ 84.859123][ T5324] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.862268][ T5324] CR2: 0000555a36eff168 CR3: 0000000012672000 CR4: 0000000000352ef0 [ 84.866606][ T5324] Kernel panic - not syncing: Fatal exception [ 84.869749][ T5324] Kernel Offset: disabled [ 84.871960][ T5324] Rebooting in 86400 seconds..