program: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) (async) r1 = syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) setsockopt$ax25_SO_BINDTODEVICE(0xffffffffffffffff, 0x101, 0x19, &(0x7f0000000000)=@bpq0, 0xfffffffffffffe1d) (async) ioctl$sock_netdev_private(r1, 0x8914, &(0x7f0000000000)) (async) r2 = syz_init_net_socket$rose(0xb, 0x5, 0x0) ioctl$sock_rose_SIOCADDRT(r2, 0x890b, &(0x7f0000000380)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x0}, 0x6, @null, @bpq0, 0x0, [@bcast, @bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) (async) r3 = syz_init_net_socket$rose(0xb, 0x5, 0x0) connect$rose(r3, &(0x7f0000000040)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x1, @default}, 0x1c) (async) connect$rose(r3, &(0x7f0000000100)=@full={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x3}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x0, [@null, @null, @null, @default, @bcast, @default]}, 0x40) (async) bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x0, 0x4, &(0x7f00000002c0)=ANY=[@ANYBLOB="180100001c0000000000000000000000850000006d00000095"], 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x90) (async) r4 = bpf$BPF_PROG_RAW_TRACEPOINT_LOAD(0x5, &(0x7f0000000200)={0x11, 0x4, &(0x7f00000002c0)=ANY=[], &(0x7f0000000100)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, 0x2}, 0x80) ioctl$sock_rose_SIOCRSCLRRT(r3, 0x89e4) (async) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000200)={&(0x7f0000000980)='sys_exit\x00', r4}, 0x10) r5 = seccomp$SECCOMP_SET_MODE_FILTER_LISTENER(0x1, 0x0, &(0x7f0000000000)={0x1, &(0x7f0000000100)=[{0x6}]}) (async) socket$can_bcm(0x1d, 0x2, 0x2) close_range(r5, 0xffffffffffffffff, 0x0) (async) r6 = socket$igmp(0x2, 0x3, 0x2) setsockopt$MRT_PIM(r6, 0x0, 0xd1, &(0x7f0000002700)=0x3, 0x4) r7 = openat$kvm(0xffffffffffffff9c, &(0x7f0000000140), 0x0, 0x0) ioctl$KVM_CHECK_EXTENSION(r7, 0xae03, 0x9d) (async) setsockopt$MRT_ADD_VIF(r6, 0x0, 0xca, &(0x7f00000000c0)={0x0, 0x4, 0x0, 0x0, @vifc_lcl_ifindex, @broadcast}, 0x10) [ 83.792605][ T5298] Bluetooth: hci0: command tx timeout [ 84.068807][ T25] audit: type=1326 audit(1773830582.842:2): 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=0x7f3a8a19c799 code=0x0 [ 84.117047][ T5326] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN NOPTI [ 84.122513][ T5326] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 84.126284][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 84.131588][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 84.136048][ T5326] RIP: 0010:rose_transmit_link+0x32/0xac0 [ 84.138785][ T5326] 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 49 5f 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 [ 84.147668][ T5326] RSP: 0018:ffffc9000e2df6e8 EFLAGS: 00010207 [ 84.151295][ T5326] RAX: 0000000000000006 RBX: 0000000000000000 RCX: ffff88803bc4a4c0 [ 84.154954][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888011d233c0 [ 84.158134][ T5326] RBP: ffff888011d233c0 R08: ffff88803bc4a4c0 R09: 0000000000000008 [ 84.161799][ T5326] R10: 000000000000000f R11: 0000000000000000 R12: dffffc0000000000 [ 84.165850][ T5326] R13: dffffc0000000000 R14: 0000000000000036 R15: 1ffff92001c5befc [ 84.169352][ T5326] FS: 0000000000000000(0000) GS:ffff88808ca55000(0000) knlGS:0000000000000000 [ 84.173091][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.175960][ T5326] CR2: 0000000000000000 CR3: 000000000e54c000 CR4: 0000000000352ef0 [ 84.180051][ T5326] Call Trace: [ 84.181662][ T5326] [ 84.183165][ T5326] ? __alloc_skb+0x4e5/0x7d0 [ 84.185237][ T5326] ? skb_put+0x11b/0x210 [ 84.186982][ T5326] rose_write_internal+0x1256/0x1b60 [ 84.189263][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 84.191918][ T5326] ? __pfx_rose_write_internal+0x10/0x10 [ 84.195394][ T5326] ? timer_delete+0x245/0x340 [ 84.197939][ T5326] rose_release+0x25b/0x510 [ 84.200181][ T5326] sock_close+0xc3/0x240 [ 84.202135][ T5326] ? __pfx_sock_close+0x10/0x10 [ 84.204322][ T5326] __fput+0x44f/0xa70 [ 84.206101][ T5326] task_work_run+0x1d9/0x270 [ 84.207996][ T5326] ? __pfx_task_work_run+0x10/0x10 [ 84.210620][ T5326] ? do_raw_spin_unlock+0x4d/0x210 [ 84.213166][ T5326] do_exit+0x70f/0x23c0 [ 84.215400][ T5326] ? __pfx_do_exit+0x10/0x10 [ 84.217582][ T5326] ? __irq_work_queue_local+0x1eb/0x590 [ 84.220189][ T5326] ? do_raw_spin_lock+0x12b/0x2f0 [ 84.222554][ T5326] do_group_exit+0x21b/0x2d0 [ 84.224586][ T5326] ? _raw_spin_unlock_irq+0x23/0x50 [ 84.227479][ T5326] get_signal+0x1284/0x1330 [ 84.230144][ T5326] arch_do_signal_or_restart+0xbc/0x830 [ 84.232821][ T5326] ? bpf_trace_run2+0x546/0x840 [ 84.234980][ T5326] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 84.238290][ T5326] ? trace_syscall_exit+0x57/0x100 [ 84.241615][ T5326] exit_to_user_mode_loop+0x86/0x480 [ 84.244567][ T5326] ? rcu_is_watching+0x15/0xb0 [ 84.246978][ T5326] ret_from_fork+0x59d/0xb90 [ 84.248949][ T5326] ? __pfx_ret_from_fork+0x10/0x10 [ 84.251448][ T5326] ? __switch_to+0xc7d/0x1450 [ 84.253671][ T5326] ret_from_fork_asm+0x1a/0x30 [ 84.256164][ T5326] [ 84.257959][ T5326] Modules linked in: [ 84.260845][ T5326] ---[ end trace 0000000000000000 ]--- [ 84.294598][ T5326] RIP: 0010:rose_transmit_link+0x32/0xac0 [ 84.297341][ T5326] 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 49 5f 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 [ 84.308155][ T5326] RSP: 0018:ffffc9000e2df6e8 EFLAGS: 00010207 [ 84.310753][ T5326] RAX: 0000000000000006 RBX: 0000000000000000 RCX: ffff88803bc4a4c0 [ 84.315974][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888011d233c0 [ 84.320314][ T5326] RBP: ffff888011d233c0 R08: ffff88803bc4a4c0 R09: 0000000000000008 [ 84.325199][ T5326] R10: 000000000000000f R11: 0000000000000000 R12: dffffc0000000000 [ 84.328647][ T5326] R13: dffffc0000000000 R14: 0000000000000036 R15: 1ffff92001c5befc [ 84.332891][ T5326] FS: 0000000000000000(0000) GS:ffff88808ca55000(0000) knlGS:0000000000000000 [ 84.345982][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 84.349035][ T5326] CR2: 0000557f865f2168 CR3: 000000001ce66000 CR4: 0000000000352ef0 [ 84.354800][ T5326] Kernel panic - not syncing: Fatal exception [ 84.357907][ T5326] Kernel Offset: disabled [ 84.359736][ T5326] Rebooting in 86400 seconds..