program: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000240)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) (async) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000000)={'lo\x00'}) syz_init_net_socket$bt_sco(0x1f, 0x5, 0x2) (async) 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$sock_rose_SIOCADDRT(r2, 0x890b, &(0x7f0000000380)={@remote={0xcc, 0xcc, 0xcc, 0xcc, 0x0}, 0x6, @null, @bpq0, 0x0, [@bcast, @bcast, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @default, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @bcast, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}) (async) ioctl$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}]}) syz_init_net_socket$rose(0xb, 0x5, 0x0) (async) r3 = syz_init_net_socket$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, &(0x7f0000000040)=@short={0xb, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0x1}, @remote={0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0xcc, 0x1}, 0x1, @default}, 0x1c) connect$rose(r3, &(0x7f0000000100)=@full={0xb, @dev={0xbb, 0xbb, 0xbb, 0x1, 0x0}, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}, 0x0, [@null, @null, @null, @default, @null, @rose={0xbb, 0xbb, 0xbb, 0x1, 0x0}]}, 0x40) bpf$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) (async) 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) ioctl$FS_IOC_GETFSLABEL(r0, 0x81009431, &(0x7f0000000400)) close_range(r5, 0xffffffffffffffff, 0x0) [ 84.124195][ T5304] Bluetooth: hci0: command tx timeout [ 84.305796][ T24] audit: type=1326 audit(1773560721.861:2): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=unconfined pid=5323 comm="syz.0.0" exe="/syz-executor" sig=31 arch=c000003e syscall=202 compat=0 ip=0x7f9a8d39c799 code=0x0 [ 85.013463][ T5326] Oops: general protection fault, probably for non-canonical address 0xdffffc0000000006: 0000 [#1] SMP KASAN NOPTI [ 85.019056][ T5326] KASAN: null-ptr-deref in range [0x0000000000000030-0x0000000000000037] [ 85.022679][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 85.026265][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 85.030257][ T5326] RIP: 0010:rose_transmit_link+0x32/0xac0 [ 85.033267][ 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 39 68 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 [ 85.044625][ T5326] RSP: 0018:ffffc9000e41f8e8 EFLAGS: 00010207 [ 85.047692][ T5326] RAX: 0000000000000006 RBX: 0000000000000000 RCX: ffff888000cd8000 [ 85.051335][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888033ff0c80 [ 85.055148][ T5326] RBP: ffff888033ff0c80 R08: ffff888000cd8000 R09: 0000000000000008 [ 85.058696][ T5326] R10: 000000000000000f R11: 0000000000000000 R12: dffffc0000000000 [ 85.062151][ T5326] R13: dffffc0000000000 R14: 0000000000000036 R15: 1ffff92001c83f3c [ 85.065498][ T5326] FS: 00007f9a897d46c0(0000) GS:ffff88808ca55000(0000) knlGS:0000000000000000 [ 85.069486][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.072323][ T5326] CR2: 00007fbf616d7d50 CR3: 0000000012ed7000 CR4: 0000000000352ef0 [ 85.076066][ T5326] Call Trace: [ 85.077708][ T5326] [ 85.079036][ T5326] ? __alloc_skb+0x4e5/0x7d0 [ 85.081019][ T5326] ? skb_put+0x11b/0x210 [ 85.083181][ T5326] rose_write_internal+0x1256/0x1b60 [ 85.085906][ T5326] ? lockdep_hardirqs_on+0x7a/0x110 [ 85.088335][ T5326] ? __pfx_rose_write_internal+0x10/0x10 [ 85.091037][ T5326] ? timer_delete+0x245/0x340 [ 85.093092][ T5326] rose_release+0x25b/0x510 [ 85.095170][ T5326] sock_close+0xc3/0x240 [ 85.097029][ T5326] ? __pfx_sock_close+0x10/0x10 [ 85.099237][ T5326] __fput+0x44f/0xa70 [ 85.101072][ T5326] task_work_run+0x1d9/0x270 [ 85.103232][ T5326] ? __pfx_task_work_run+0x10/0x10 [ 85.105559][ T5326] ? task_work_add+0x395/0x440 [ 85.107780][ T5326] ? __pfx_task_work_add+0x10/0x10 [ 85.110954][ T5326] get_signal+0x11eb/0x1330 [ 85.113787][ T5326] arch_do_signal_or_restart+0xbc/0x830 [ 85.116184][ T5326] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 85.118970][ T5326] exit_to_user_mode_loop+0x86/0x480 [ 85.121275][ T5326] ? rcu_is_watching+0x15/0xb0 [ 85.123385][ T5326] do_syscall_64+0x32d/0xf80 [ 85.125504][ T5326] ? trace_irq_disable+0x3b/0x150 [ 85.128599][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.132130][ T5326] ? clear_bhb_loop+0x40/0x90 [ 85.134697][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 85.137149][ T5326] RIP: 0033:0x7f9a8d39c799 [ 85.139099][ 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 [ 85.148724][ T5326] RSP: 002b:00007f9a897d3fe8 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 85.152417][ T5326] RAX: 0000000000000000 RBX: 00007f9a8d616180 RCX: 00007f9a8d39c799 [ 85.156012][ T5326] RDX: 000000000000001c RSI: 0000200000000040 RDI: 000000000000000a [ 85.159578][ T5326] RBP: 00007f9a8d432c99 R08: 0000000000000000 R09: 0000000000000000 [ 85.163748][ T5326] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 85.167842][ T5326] R13: 00007f9a8d616218 R14: 00007f9a8d616180 R15: 00007ffc8c7055e8 [ 85.171485][ T5326] [ 85.172655][ T5326] Modules linked in: [ 85.175441][ T5326] ---[ end trace 0000000000000000 ]--- [ 85.188915][ T5326] RIP: 0010:rose_transmit_link+0x32/0xac0 [ 85.191534][ 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 39 68 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 [ 85.203971][ T5326] RSP: 0018:ffffc9000e41f8e8 EFLAGS: 00010207 [ 85.245492][ T5326] RAX: 0000000000000006 RBX: 0000000000000000 RCX: ffff888000cd8000 [ 85.253664][ T5326] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888033ff0c80 [ 85.258235][ T5326] RBP: ffff888033ff0c80 R08: ffff888000cd8000 R09: 0000000000000008 [ 85.263053][ T5326] R10: 000000000000000f R11: 0000000000000000 R12: dffffc0000000000 [ 85.268433][ T5326] R13: dffffc0000000000 R14: 0000000000000036 R15: 1ffff92001c83f3c [ 85.271659][ T5326] FS: 00007f9a897d46c0(0000) GS:ffff88808ca55000(0000) knlGS:0000000000000000 [ 85.276423][ T5326] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 85.281043][ T5326] CR2: 00007f9c7f2f16b0 CR3: 0000000012ed7000 CR4: 0000000000352ef0 [ 85.284786][ T5326] Kernel panic - not syncing: Fatal exception [ 85.287969][ T5326] Kernel Offset: disabled [ 85.290000][ T5326] Rebooting in 86400 seconds..