[ OK ] Started Daily apt upgrade and clean activities. [ OK ] Reached target Timers. [ OK ] Started Permit User Sessions. [ OK ] Found device /dev/ttyS0. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Started System Logging Service. [** ] A start job is running for OpenBSD …Shell server (1min 23s / 2min 41s)[* ] A start job is running for OpenBSD …Shell server (1min 24s / 2min 41s)[** ] A start job is running for OpenBSD …Shell server (1min 26s / 2min 55s)[ OK ] Started OpenBSD Secure Shell server. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Getty on tty1. [ OK ] Started Serial Getty on ttyS0. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.252' (ECDSA) to the list of known hosts. syzkaller login: [ 139.817602][ T8212] IPVS: ftp: loaded support on port[0] = 21 executing program [ 139.933388][ T8218] ===================================================== [ 139.933781][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 139.933781][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Not tainted 5.11.0-rc7-syzkaller #0 [ 139.933781][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 139.965391][ T8218] Workqueue: hci0 hci_rx_work [ 139.965391][ T8218] Call Trace: [ 139.965391][ T8218] dump_stack+0x21c/0x280 [ 139.965391][ T8218] kmsan_report+0xfb/0x1e0 [ 139.965391][ T8218] __msan_warning+0x5f/0xa0 [ 139.965391][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 139.965391][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 139.965391][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 139.965391][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 139.965391][ T8218] hci_rx_work+0x744/0xcf0 [ 139.965391][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 139.965391][ T8218] process_one_work+0x1219/0x1fe0 [ 139.965391][ T8218] worker_thread+0x10ec/0x2340 executing program [ 139.965391][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 139.965391][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 139.965391][ T8218] kthread+0x521/0x560 [ 139.965391][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 139.965391][ T8218] ? kthread_blkcg+0x110/0x110 [ 139.965391][ T8218] ret_from_fork+0x1f/0x30 [ 139.965391][ T8218] [ 139.965391][ T8218] Uninit was created at: [ 140.070010][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 140.074098][ T8218] kmsan_slab_alloc+0x8d/0xe0 executing program executing program executing program executing program [ 140.077411][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 140.081725][ T8218] __alloc_skb+0x2f8/0xb30 [ 140.081725][ T8218] vhci_write+0x18a/0x880 [ 140.095212][ T8218] vfs_write+0x1083/0x1b00 [ 140.095212][ T8218] ksys_write+0x275/0x500 [ 140.095212][ T8218] __se_sys_write+0x92/0xb0 [ 140.095212][ T8218] __x64_sys_write+0x4a/0x70 [ 140.095212][ T8218] do_syscall_64+0x9f/0x140 [ 140.095212][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.095212][ T8218] ===================================================== executing program executing program [ 140.095212][ T8218] Disabling lock debugging due to kernel taint [ 140.138097][ T8218] ===================================================== [ 140.145324][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 140.147703][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 140.147703][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.147703][ T8218] Workqueue: hci0 hci_rx_work [ 140.147703][ T8218] Call Trace: executing program executing program [ 140.147703][ T8218] dump_stack+0x21c/0x280 [ 140.147703][ T8218] kmsan_report+0xfb/0x1e0 [ 140.147703][ T8218] __msan_warning+0x5f/0xa0 [ 140.147703][ T8218] hci_event_packet+0x18669/0x39e50 [ 140.147703][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.147703][ T8218] hci_rx_work+0x744/0xcf0 [ 140.147703][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 140.147703][ T8218] process_one_work+0x1219/0x1fe0 [ 140.147703][ T8218] worker_thread+0x10ec/0x2340 executing program [ 140.147703][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 140.147703][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.147703][ T8218] kthread+0x521/0x560 [ 140.147703][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 140.147703][ T8218] ? kthread_blkcg+0x110/0x110 [ 140.147703][ T8218] ret_from_fork+0x1f/0x30 [ 140.147703][ T8218] [ 140.147703][ T8218] Uninit was created at: [ 140.147703][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 140.147703][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 140.147703][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 executing program executing program executing program executing program executing program [ 140.279512][ T8218] __alloc_skb+0x2f8/0xb30 [ 140.279512][ T8218] vhci_write+0x18a/0x880 [ 140.291298][ T8218] vfs_write+0x1083/0x1b00 [ 140.291298][ T8218] ksys_write+0x275/0x500 [ 140.291298][ T8218] __se_sys_write+0x92/0xb0 [ 140.303071][ T8218] __x64_sys_write+0x4a/0x70 [ 140.303071][ T8218] do_syscall_64+0x9f/0x140 [ 140.303071][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.314831][ T8218] ===================================================== [ 140.327952][ T8218] ===================================================== [ 140.335002][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 140.337878][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 140.337878][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.357517][ T8218] Workqueue: hci0 hci_rx_work [ 140.357517][ T8218] Call Trace: [ 140.369263][ T8218] dump_stack+0x21c/0x280 [ 140.369263][ T8218] kmsan_report+0xfb/0x1e0 [ 140.380962][ T8218] __msan_warning+0x5f/0xa0 [ 140.380962][ T8218] hci_event_packet+0x18669/0x39e50 [ 140.380962][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.392849][ T8218] hci_rx_work+0x744/0xcf0 [ 140.392849][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 140.404906][ T8218] process_one_work+0x1219/0x1fe0 [ 140.404906][ T8218] worker_thread+0x10ec/0x2340 [ 140.404906][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 140.416691][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.416691][ T8218] kthread+0x521/0x560 [ 140.428363][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 140.428363][ T8218] ? kthread_blkcg+0x110/0x110 [ 140.440464][ T8218] ret_from_fork+0x1f/0x30 [ 140.440464][ T8218] [ 140.440464][ T8218] Uninit was created at: [ 140.452291][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 140.452291][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 140.464239][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 140.464239][ T8218] __alloc_skb+0x2f8/0xb30 [ 140.475783][ T8218] vhci_write+0x18a/0x880 [ 140.475783][ T8218] vfs_write+0x1083/0x1b00 [ 140.475783][ T8218] ksys_write+0x275/0x500 [ 140.487292][ T8218] __se_sys_write+0x92/0xb0 [ 140.487292][ T8218] __x64_sys_write+0x4a/0x70 [ 140.498834][ T8218] do_syscall_64+0x9f/0x140 [ 140.498834][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.498834][ T8218] ===================================================== [ 140.517488][ T8218] ===================================================== [ 140.524482][ T8218] BUG: KMSAN: uninit-value in hci_conn_add+0x718/0x1890 [ 140.527392][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 140.527392][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.527392][ T8218] Workqueue: hci0 hci_rx_work [ 140.527392][ T8218] Call Trace: [ 140.527392][ T8218] dump_stack+0x21c/0x280 [ 140.527392][ T8218] kmsan_report+0xfb/0x1e0 [ 140.527392][ T8218] __msan_warning+0x5f/0xa0 [ 140.527392][ T8218] hci_conn_add+0x718/0x1890 [ 140.527392][ T8218] ? add_taint+0x17c/0x210 [ 140.527392][ T8218] hci_event_packet+0x18851/0x39e50 [ 140.527392][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.527392][ T8218] hci_rx_work+0x744/0xcf0 [ 140.527392][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 140.527392][ T8218] process_one_work+0x1219/0x1fe0 [ 140.527392][ T8218] worker_thread+0x10ec/0x2340 [ 140.615155][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 140.626836][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.626836][ T8218] kthread+0x521/0x560 [ 140.626836][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 140.639840][ T8218] ? kthread_blkcg+0x110/0x110 [ 140.639840][ T8218] ret_from_fork+0x1f/0x30 [ 140.651571][ T8218] [ 140.651571][ T8218] Uninit was created at: [ 140.651571][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 140.663367][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 140.663367][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 140.674874][ T8218] __alloc_skb+0x2f8/0xb30 [ 140.674874][ T8218] vhci_write+0x18a/0x880 [ 140.674874][ T8218] vfs_write+0x1083/0x1b00 [ 140.686690][ T8218] ksys_write+0x275/0x500 [ 140.686690][ T8218] __se_sys_write+0x92/0xb0 [ 140.686690][ T8218] __x64_sys_write+0x4a/0x70 [ 140.698788][ T8218] do_syscall_64+0x9f/0x140 [ 140.698788][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.710613][ T8218] ===================================================== [ 140.722590][ T8218] ===================================================== [ 140.729556][ T8218] BUG: KMSAN: uninit-value in hci_conn_add+0x1467/0x1890 [ 140.736202][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 140.736202][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.736202][ T8218] Workqueue: hci0 hci_rx_work [ 140.736202][ T8218] Call Trace: [ 140.736202][ T8218] dump_stack+0x21c/0x280 [ 140.736202][ T8218] kmsan_report+0xfb/0x1e0 [ 140.736202][ T8218] __msan_warning+0x5f/0xa0 [ 140.736202][ T8218] hci_conn_add+0x1467/0x1890 [ 140.736202][ T8218] hci_event_packet+0x18851/0x39e50 [ 140.736202][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.798355][ T8218] hci_rx_work+0x744/0xcf0 [ 140.798355][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 140.810244][ T8218] process_one_work+0x1219/0x1fe0 [ 140.810244][ T8218] worker_thread+0x10ec/0x2340 [ 140.822036][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 140.822036][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.822036][ T8218] kthread+0x521/0x560 [ 140.833873][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 140.833873][ T8218] ? kthread_blkcg+0x110/0x110 [ 140.845540][ T8218] ret_from_fork+0x1f/0x30 [ 140.845540][ T8218] [ 140.845540][ T8218] Uninit was stored to memory at: [ 140.857201][ T8218] kmsan_internal_chain_origin+0xad/0x130 [ 140.857201][ T8218] __msan_chain_origin+0x57/0xa0 [ 140.868756][ T8218] hci_conn_add+0x601/0x1890 [ 140.868756][ T8218] hci_event_packet+0x18851/0x39e50 [ 140.880321][ T8218] hci_rx_work+0x744/0xcf0 [ 140.880321][ T8218] process_one_work+0x1219/0x1fe0 [ 140.880321][ T8218] worker_thread+0x10ec/0x2340 [ 140.891947][ T8218] kthread+0x521/0x560 [ 140.891947][ T8218] ret_from_fork+0x1f/0x30 [ 140.903546][ T8218] [ 140.903546][ T8218] Uninit was created at: [ 140.903546][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 140.915186][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 140.915186][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 140.927097][ T8218] __alloc_skb+0x2f8/0xb30 [ 140.927097][ T8218] vhci_write+0x18a/0x880 [ 140.927097][ T8218] vfs_write+0x1083/0x1b00 [ 140.938552][ T8218] ksys_write+0x275/0x500 [ 140.938552][ T8218] __se_sys_write+0x92/0xb0 [ 140.950457][ T8218] __x64_sys_write+0x4a/0x70 [ 140.950457][ T8218] do_syscall_64+0x9f/0x140 [ 140.950457][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 140.962096][ T8218] ===================================================== [ 140.974569][ T8218] ===================================================== [ 140.981614][ T8218] BUG: KMSAN: uninit-value in hci_conn_add+0x17a3/0x1890 [ 140.984499][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 140.984499][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 140.984499][ T8218] Workqueue: hci0 hci_rx_work [ 140.984499][ T8218] Call Trace: [ 140.984499][ T8218] dump_stack+0x21c/0x280 [ 140.984499][ T8218] kmsan_report+0xfb/0x1e0 [ 140.984499][ T8218] __msan_warning+0x5f/0xa0 [ 140.984499][ T8218] hci_conn_add+0x17a3/0x1890 [ 140.984499][ T8218] hci_event_packet+0x18851/0x39e50 [ 140.984499][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.984499][ T8218] hci_rx_work+0x744/0xcf0 [ 140.984499][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 140.984499][ T8218] process_one_work+0x1219/0x1fe0 [ 140.984499][ T8218] worker_thread+0x10ec/0x2340 [ 140.984499][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 140.984499][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 140.984499][ T8218] kthread+0x521/0x560 [ 140.984499][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 140.984499][ T8218] ? kthread_blkcg+0x110/0x110 [ 140.984499][ T8218] ret_from_fork+0x1f/0x30 [ 140.984499][ T8218] [ 140.984499][ T8218] Uninit was stored to memory at: [ 141.101848][ T8218] kmsan_internal_chain_origin+0xad/0x130 [ 141.101848][ T8218] __msan_chain_origin+0x57/0xa0 [ 141.113470][ T8218] hci_conn_add+0x601/0x1890 [ 141.113470][ T8218] hci_event_packet+0x18851/0x39e50 [ 141.125667][ T8218] hci_rx_work+0x744/0xcf0 [ 141.125667][ T8218] process_one_work+0x1219/0x1fe0 [ 141.137744][ T8218] worker_thread+0x10ec/0x2340 [ 141.137744][ T8218] kthread+0x521/0x560 [ 141.137744][ T8218] ret_from_fork+0x1f/0x30 [ 141.149820][ T8218] [ 141.149820][ T8218] Uninit was created at: [ 141.149820][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 141.161313][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 141.161313][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 141.173398][ T8218] __alloc_skb+0x2f8/0xb30 [ 141.173398][ T8218] vhci_write+0x18a/0x880 [ 141.185001][ T8218] vfs_write+0x1083/0x1b00 [ 141.185001][ T8218] ksys_write+0x275/0x500 [ 141.185001][ T8218] __se_sys_write+0x92/0xb0 [ 141.196809][ T8218] __x64_sys_write+0x4a/0x70 [ 141.196809][ T8218] do_syscall_64+0x9f/0x140 [ 141.208560][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 141.208560][ T8218] ===================================================== [ 141.223231][ T8218] ===================================================== [ 141.230883][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 141.233166][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 141.233166][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.233166][ T8218] Workqueue: hci0 hci_rx_work [ 141.233166][ T8218] Call Trace: [ 141.233166][ T8218] dump_stack+0x21c/0x280 [ 141.233166][ T8218] kmsan_report+0xfb/0x1e0 [ 141.233166][ T8218] __msan_warning+0x5f/0xa0 [ 141.233166][ T8218] hci_event_packet+0x18a27/0x39e50 [ 141.233166][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.233166][ T8218] hci_rx_work+0x744/0xcf0 [ 141.233166][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 141.233166][ T8218] process_one_work+0x1219/0x1fe0 [ 141.233166][ T8218] worker_thread+0x10ec/0x2340 [ 141.233166][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 141.233166][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.233166][ T8218] kthread+0x521/0x560 [ 141.233166][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 141.330754][ T8218] ? kthread_blkcg+0x110/0x110 [ 141.330754][ T8218] ret_from_fork+0x1f/0x30 [ 141.330754][ T8218] [ 141.342375][ T8218] Uninit was created at: [ 141.342375][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 141.354366][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 141.354366][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 141.366335][ T8218] __alloc_skb+0x2f8/0xb30 [ 141.366335][ T8218] vhci_write+0x18a/0x880 [ 141.378162][ T8218] vfs_write+0x1083/0x1b00 [ 141.378162][ T8218] ksys_write+0x275/0x500 [ 141.389780][ T8218] __se_sys_write+0x92/0xb0 [ 141.389780][ T8218] __x64_sys_write+0x4a/0x70 [ 141.389780][ T8218] do_syscall_64+0x9f/0x140 [ 141.401368][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 141.401368][ T8218] ===================================================== [ 141.418850][ T8218] ===================================================== [ 141.426083][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 141.428645][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 141.428645][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.428645][ T8218] Workqueue: hci0 hci_rx_work [ 141.428645][ T8218] Call Trace: [ 141.428645][ T8218] dump_stack+0x21c/0x280 [ 141.428645][ T8218] kmsan_report+0xfb/0x1e0 [ 141.428645][ T8218] __msan_warning+0x5f/0xa0 [ 141.428645][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 141.484275][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 141.484275][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.495928][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.495928][ T8218] hci_rx_work+0x744/0xcf0 [ 141.495928][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 141.507360][ T8218] process_one_work+0x1219/0x1fe0 [ 141.507360][ T8218] worker_thread+0x10ec/0x2340 [ 141.519476][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 141.519476][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.531151][ T8218] kthread+0x521/0x560 [ 141.531151][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 141.542836][ T8218] ? kthread_blkcg+0x110/0x110 [ 141.542836][ T8218] ret_from_fork+0x1f/0x30 [ 141.542836][ T8218] [ 141.542836][ T8218] Uninit was created at: [ 141.554764][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 141.554764][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 141.566255][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 141.566255][ T8218] __alloc_skb+0x2f8/0xb30 [ 141.578274][ T8218] vhci_write+0x18a/0x880 [ 141.578274][ T8218] vfs_write+0x1083/0x1b00 [ 141.578274][ T8218] ksys_write+0x275/0x500 [ 141.590061][ T8218] __se_sys_write+0x92/0xb0 [ 141.590061][ T8218] __x64_sys_write+0x4a/0x70 [ 141.601760][ T8218] do_syscall_64+0x9f/0x140 [ 141.601760][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 141.601760][ T8218] ===================================================== [ 141.620579][ T8218] ===================================================== [ 141.627528][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 141.630518][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 141.630518][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.630518][ T8218] Workqueue: hci0 hci_rx_work [ 141.630518][ T8218] Call Trace: [ 141.630518][ T8218] dump_stack+0x21c/0x280 [ 141.630518][ T8218] kmsan_report+0xfb/0x1e0 [ 141.630518][ T8218] __msan_warning+0x5f/0xa0 [ 141.630518][ T8218] hci_event_packet+0x18669/0x39e50 [ 141.630518][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.630518][ T8218] hci_rx_work+0x744/0xcf0 [ 141.630518][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 141.630518][ T8218] process_one_work+0x1219/0x1fe0 [ 141.630518][ T8218] worker_thread+0x10ec/0x2340 [ 141.630518][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 141.712562][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.712562][ T8218] kthread+0x521/0x560 [ 141.712562][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 141.724378][ T8218] ? kthread_blkcg+0x110/0x110 [ 141.724378][ T8218] ret_from_fork+0x1f/0x30 [ 141.736410][ T8218] [ 141.736410][ T8218] Uninit was created at: [ 141.736410][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 141.748127][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 141.748127][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 141.759427][ T8218] __alloc_skb+0x2f8/0xb30 [ 141.759427][ T8218] vhci_write+0x18a/0x880 [ 141.771330][ T8218] vfs_write+0x1083/0x1b00 [ 141.771330][ T8218] ksys_write+0x275/0x500 [ 141.771330][ T8218] __se_sys_write+0x92/0xb0 [ 141.783473][ T8218] __x64_sys_write+0x4a/0x70 [ 141.783473][ T8218] do_syscall_64+0x9f/0x140 [ 141.795078][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 141.795078][ T8218] ===================================================== [ 141.809703][ T8218] ===================================================== [ 141.816842][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 141.819644][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 141.819644][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 141.819644][ T8218] Workqueue: hci0 hci_rx_work [ 141.819644][ T8218] Call Trace: [ 141.819644][ T8218] dump_stack+0x21c/0x280 [ 141.819644][ T8218] kmsan_report+0xfb/0x1e0 [ 141.819644][ T8218] __msan_warning+0x5f/0xa0 [ 141.819644][ T8218] hci_event_packet+0x18a27/0x39e50 [ 141.819644][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.819644][ T8218] hci_rx_work+0x744/0xcf0 [ 141.879643][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 141.879643][ T8218] process_one_work+0x1219/0x1fe0 [ 141.891761][ T8218] worker_thread+0x10ec/0x2340 [ 141.891761][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 141.903312][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 141.903312][ T8218] kthread+0x521/0x560 [ 141.914938][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 141.914938][ T8218] ? kthread_blkcg+0x110/0x110 [ 141.914938][ T8218] ret_from_fork+0x1f/0x30 [ 141.926677][ T8218] [ 141.926677][ T8218] Uninit was created at: [ 141.926677][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 141.938311][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 141.938311][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 141.949869][ T8218] __alloc_skb+0x2f8/0xb30 [ 141.949869][ T8218] vhci_write+0x18a/0x880 [ 141.961472][ T8218] vfs_write+0x1083/0x1b00 [ 141.961472][ T8218] ksys_write+0x275/0x500 [ 141.961472][ T8218] __se_sys_write+0x92/0xb0 [ 141.973187][ T8218] __x64_sys_write+0x4a/0x70 [ 141.973187][ T8218] do_syscall_64+0x9f/0x140 [ 141.984929][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 141.984929][ T8218] ===================================================== [ 142.000196][ T8218] ===================================================== [ 142.007601][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 142.010058][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 142.010058][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.010058][ T8218] Workqueue: hci0 hci_rx_work [ 142.010058][ T8218] Call Trace: [ 142.010058][ T8218] dump_stack+0x21c/0x280 [ 142.010058][ T8218] kmsan_report+0xfb/0x1e0 [ 142.010058][ T8218] __msan_warning+0x5f/0xa0 [ 142.010058][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 142.010058][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.010058][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.010058][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.075143][ T8218] hci_rx_work+0x744/0xcf0 [ 142.075143][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 142.086706][ T8218] process_one_work+0x1219/0x1fe0 [ 142.086706][ T8218] worker_thread+0x10ec/0x2340 [ 142.098791][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.098791][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.110330][ T8218] kthread+0x521/0x560 [ 142.110330][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 142.110330][ T8218] ? kthread_blkcg+0x110/0x110 [ 142.122581][ T8218] ret_from_fork+0x1f/0x30 [ 142.122581][ T8218] [ 142.122581][ T8218] Uninit was created at: [ 142.134260][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.134260][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 142.145971][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 142.145971][ T8218] __alloc_skb+0x2f8/0xb30 [ 142.158051][ T8218] vhci_write+0x18a/0x880 [ 142.158051][ T8218] vfs_write+0x1083/0x1b00 [ 142.158051][ T8218] ksys_write+0x275/0x500 [ 142.169803][ T8218] __se_sys_write+0x92/0xb0 [ 142.169803][ T8218] __x64_sys_write+0x4a/0x70 [ 142.181388][ T8218] do_syscall_64+0x9f/0x140 [ 142.181388][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 142.193182][ T8218] ===================================================== [ 142.201056][ T8218] ===================================================== [ 142.208239][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 142.210999][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 142.210999][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.210999][ T8218] Workqueue: hci0 hci_rx_work [ 142.210999][ T8218] Call Trace: [ 142.210999][ T8218] dump_stack+0x21c/0x280 [ 142.210999][ T8218] kmsan_report+0xfb/0x1e0 [ 142.210999][ T8218] __msan_warning+0x5f/0xa0 [ 142.210999][ T8218] hci_event_packet+0x18669/0x39e50 [ 142.210999][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.210999][ T8218] hci_rx_work+0x744/0xcf0 [ 142.210999][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 142.210999][ T8218] process_one_work+0x1219/0x1fe0 [ 142.210999][ T8218] worker_thread+0x10ec/0x2340 [ 142.284796][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.284796][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.296392][ T8218] kthread+0x521/0x560 [ 142.296392][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 142.308523][ T8218] ? kthread_blkcg+0x110/0x110 [ 142.308523][ T8218] ret_from_fork+0x1f/0x30 [ 142.308523][ T8218] [ 142.320035][ T8218] Uninit was created at: [ 142.320035][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.320035][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 142.331779][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 142.331779][ T8218] __alloc_skb+0x2f8/0xb30 [ 142.344252][ T8218] vhci_write+0x18a/0x880 [ 142.344252][ T8218] vfs_write+0x1083/0x1b00 [ 142.355835][ T8218] ksys_write+0x275/0x500 [ 142.355835][ T8218] __se_sys_write+0x92/0xb0 [ 142.355835][ T8218] __x64_sys_write+0x4a/0x70 [ 142.368118][ T8218] do_syscall_64+0x9f/0x140 [ 142.368118][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 142.379860][ T8218] ===================================================== [ 142.389369][ T8218] ===================================================== [ 142.396369][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 142.399273][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 142.399273][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.399273][ T8218] Workqueue: hci0 hci_rx_work [ 142.399273][ T8218] Call Trace: [ 142.399273][ T8218] dump_stack+0x21c/0x280 [ 142.399273][ T8218] kmsan_report+0xfb/0x1e0 [ 142.399273][ T8218] __msan_warning+0x5f/0xa0 [ 142.399273][ T8218] hci_event_packet+0x18a27/0x39e50 [ 142.399273][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.399273][ T8218] hci_rx_work+0x744/0xcf0 [ 142.399273][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 142.399273][ T8218] process_one_work+0x1219/0x1fe0 [ 142.470274][ T8218] worker_thread+0x10ec/0x2340 [ 142.470274][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.482095][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.482095][ T8218] kthread+0x521/0x560 [ 142.482095][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 142.493629][ T8218] ? kthread_blkcg+0x110/0x110 [ 142.493629][ T8218] ret_from_fork+0x1f/0x30 [ 142.505392][ T8218] [ 142.505392][ T8218] Uninit was created at: [ 142.505392][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.516873][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 142.516873][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 142.528462][ T8218] __alloc_skb+0x2f8/0xb30 [ 142.528462][ T8218] vhci_write+0x18a/0x880 [ 142.528462][ T8218] vfs_write+0x1083/0x1b00 [ 142.539946][ T8218] ksys_write+0x275/0x500 [ 142.539946][ T8218] __se_sys_write+0x92/0xb0 [ 142.551614][ T8218] __x64_sys_write+0x4a/0x70 [ 142.551614][ T8218] do_syscall_64+0x9f/0x140 [ 142.551614][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 142.563275][ T8218] ===================================================== [ 142.576049][ T8218] ===================================================== [ 142.583473][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 142.585921][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 142.585921][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.585921][ T8218] Workqueue: hci0 hci_rx_work [ 142.585921][ T8218] Call Trace: [ 142.585921][ T8218] dump_stack+0x21c/0x280 [ 142.585921][ T8218] kmsan_report+0xfb/0x1e0 [ 142.585921][ T8218] __msan_warning+0x5f/0xa0 [ 142.585921][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 142.585921][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.646622][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.646622][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.658443][ T8218] hci_rx_work+0x744/0xcf0 [ 142.658443][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 142.670179][ T8218] process_one_work+0x1219/0x1fe0 [ 142.670179][ T8218] worker_thread+0x10ec/0x2340 [ 142.682118][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.682118][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.693904][ T8218] kthread+0x521/0x560 [ 142.693904][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 142.706027][ T8218] ? kthread_blkcg+0x110/0x110 [ 142.706027][ T8218] ret_from_fork+0x1f/0x30 [ 142.717697][ T8218] [ 142.717697][ T8218] Uninit was created at: [ 142.717697][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.729397][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 142.729397][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 142.729397][ T8218] __alloc_skb+0x2f8/0xb30 [ 142.741340][ T8218] vhci_write+0x18a/0x880 [ 142.741340][ T8218] vfs_write+0x1083/0x1b00 [ 142.753164][ T8218] ksys_write+0x275/0x500 [ 142.753164][ T8218] __se_sys_write+0x92/0xb0 [ 142.764914][ T8218] __x64_sys_write+0x4a/0x70 [ 142.764914][ T8218] do_syscall_64+0x9f/0x140 [ 142.764914][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 142.776438][ T8218] ===================================================== [ 142.789460][ T8218] ===================================================== [ 142.799405][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 142.803989][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 142.803989][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.803989][ T8218] Workqueue: hci0 hci_rx_work [ 142.803989][ T8218] Call Trace: [ 142.803989][ T8218] dump_stack+0x21c/0x280 [ 142.803989][ T8218] kmsan_report+0xfb/0x1e0 [ 142.803989][ T8218] __msan_warning+0x5f/0xa0 [ 142.803989][ T8218] hci_event_packet+0x18669/0x39e50 [ 142.803989][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.803989][ T8218] hci_rx_work+0x744/0xcf0 [ 142.868453][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 142.868453][ T8218] process_one_work+0x1219/0x1fe0 [ 142.879930][ T8218] worker_thread+0x10ec/0x2340 [ 142.879930][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 142.891834][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.891834][ T8218] kthread+0x521/0x560 [ 142.903293][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 142.903293][ T8218] ? kthread_blkcg+0x110/0x110 [ 142.915032][ T8218] ret_from_fork+0x1f/0x30 [ 142.915032][ T8218] [ 142.915032][ T8218] Uninit was created at: [ 142.926436][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 142.926436][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 142.926436][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 142.938297][ T8218] __alloc_skb+0x2f8/0xb30 [ 142.938297][ T8218] vhci_write+0x18a/0x880 [ 142.949738][ T8218] vfs_write+0x1083/0x1b00 [ 142.949738][ T8218] ksys_write+0x275/0x500 [ 142.961285][ T8218] __se_sys_write+0x92/0xb0 [ 142.961285][ T8218] __x64_sys_write+0x4a/0x70 [ 142.961285][ T8218] do_syscall_64+0x9f/0x140 [ 142.973255][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 142.973255][ T8218] ===================================================== [ 142.990040][ T8218] ===================================================== [ 142.996999][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 142.999983][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 142.999983][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 142.999983][ T8218] Workqueue: hci0 hci_rx_work [ 142.999983][ T8218] Call Trace: [ 142.999983][ T8218] dump_stack+0x21c/0x280 [ 142.999983][ T8218] kmsan_report+0xfb/0x1e0 [ 142.999983][ T8218] __msan_warning+0x5f/0xa0 [ 142.999983][ T8218] hci_event_packet+0x18a27/0x39e50 [ 142.999983][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 142.999983][ T8218] hci_rx_work+0x744/0xcf0 [ 143.058339][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 143.058339][ T8218] process_one_work+0x1219/0x1fe0 [ 143.070078][ T8218] worker_thread+0x10ec/0x2340 [ 143.070078][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.081945][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.081945][ T8218] kthread+0x521/0x560 [ 143.093541][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 143.093541][ T8218] ? kthread_blkcg+0x110/0x110 [ 143.093541][ T8218] ret_from_fork+0x1f/0x30 [ 143.105148][ T8218] [ 143.105148][ T8218] Uninit was created at: [ 143.105148][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 143.116771][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 143.116771][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 143.128549][ T8218] __alloc_skb+0x2f8/0xb30 [ 143.128549][ T8218] vhci_write+0x18a/0x880 [ 143.140254][ T8218] vfs_write+0x1083/0x1b00 [ 143.140254][ T8218] ksys_write+0x275/0x500 [ 143.140254][ T8218] __se_sys_write+0x92/0xb0 [ 143.152056][ T8218] __x64_sys_write+0x4a/0x70 [ 143.152056][ T8218] do_syscall_64+0x9f/0x140 [ 143.152056][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 143.163857][ T8218] ===================================================== [ 143.177215][ T8218] ===================================================== [ 143.184324][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 143.187074][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 143.187074][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.187074][ T8218] Workqueue: hci0 hci_rx_work [ 143.187074][ T8218] Call Trace: [ 143.187074][ T8218] dump_stack+0x21c/0x280 [ 143.187074][ T8218] kmsan_report+0xfb/0x1e0 [ 143.187074][ T8218] __msan_warning+0x5f/0xa0 [ 143.187074][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 143.187074][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.247793][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.247793][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.259252][ T8218] hci_rx_work+0x744/0xcf0 [ 143.259252][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 143.259252][ T8218] process_one_work+0x1219/0x1fe0 [ 143.270928][ T8218] worker_thread+0x10ec/0x2340 [ 143.270928][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.282507][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.282507][ T8218] kthread+0x521/0x560 [ 143.294267][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 143.294267][ T8218] ? kthread_blkcg+0x110/0x110 [ 143.305925][ T8218] ret_from_fork+0x1f/0x30 [ 143.305925][ T8218] [ 143.305925][ T8218] Uninit was created at: [ 143.317723][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 143.317723][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 143.317723][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 143.329650][ T8218] __alloc_skb+0x2f8/0xb30 [ 143.329650][ T8218] vhci_write+0x18a/0x880 [ 143.342091][ T8218] vfs_write+0x1083/0x1b00 [ 143.342091][ T8218] ksys_write+0x275/0x500 [ 143.353724][ T8218] __se_sys_write+0x92/0xb0 [ 143.353724][ T8218] __x64_sys_write+0x4a/0x70 [ 143.353724][ T8218] do_syscall_64+0x9f/0x140 [ 143.365495][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 143.365495][ T8218] ===================================================== [ 143.382905][ T8218] ===================================================== [ 143.389857][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 143.392848][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 143.392848][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.392848][ T8218] Workqueue: hci0 hci_rx_work [ 143.392848][ T8218] Call Trace: [ 143.392848][ T8218] dump_stack+0x21c/0x280 [ 143.392848][ T8218] kmsan_report+0xfb/0x1e0 [ 143.392848][ T8218] __msan_warning+0x5f/0xa0 [ 143.392848][ T8218] hci_event_packet+0x18669/0x39e50 [ 143.392848][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.392848][ T8218] hci_rx_work+0x744/0xcf0 [ 143.392848][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 143.392848][ T8218] process_one_work+0x1219/0x1fe0 [ 143.473044][ T8218] worker_thread+0x10ec/0x2340 [ 143.473044][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.485503][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.485503][ T8218] kthread+0x521/0x560 [ 143.497201][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 143.497201][ T8218] ? kthread_blkcg+0x110/0x110 [ 143.509247][ T8218] ret_from_fork+0x1f/0x30 [ 143.509247][ T8218] [ 143.509247][ T8218] Uninit was created at: [ 143.520882][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 143.520882][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 143.533498][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 143.546094][ T8218] __alloc_skb+0x2f8/0xb30 [ 143.546094][ T8218] vhci_write+0x18a/0x880 [ 143.558523][ T8218] vfs_write+0x1083/0x1b00 [ 143.558523][ T8218] ksys_write+0x275/0x500 [ 143.558523][ T8218] __se_sys_write+0x92/0xb0 [ 143.570810][ T8218] __x64_sys_write+0x4a/0x70 [ 143.570810][ T8218] do_syscall_64+0x9f/0x140 [ 143.582531][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 143.582531][ T8218] ===================================================== [ 143.597191][ T8218] ===================================================== [ 143.604170][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 143.604230][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 143.604261][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.604279][ T8218] Workqueue: hci0 hci_rx_work [ 143.604317][ T8218] Call Trace: [ 143.604328][ T8218] dump_stack+0x21c/0x280 [ 143.604370][ T8218] kmsan_report+0xfb/0x1e0 [ 143.604407][ T8218] __msan_warning+0x5f/0xa0 [ 143.604449][ T8218] hci_event_packet+0x18a27/0x39e50 [ 143.604501][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.607137][ T8218] hci_rx_work+0x744/0xcf0 [ 143.607137][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 143.607137][ T8218] process_one_work+0x1219/0x1fe0 [ 143.607137][ T8218] worker_thread+0x10ec/0x2340 [ 143.685340][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.685340][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.697075][ T8218] kthread+0x521/0x560 [ 143.697075][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 143.709124][ T8218] ? kthread_blkcg+0x110/0x110 [ 143.709124][ T8218] ret_from_fork+0x1f/0x30 [ 143.720907][ T8218] [ 143.720907][ T8218] Uninit was created at: [ 143.720907][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 143.733296][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 143.733296][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 143.744780][ T8218] __alloc_skb+0x2f8/0xb30 [ 143.744780][ T8218] vhci_write+0x18a/0x880 [ 143.744780][ T8218] vfs_write+0x1083/0x1b00 [ 143.757976][ T8218] ksys_write+0x275/0x500 [ 143.757976][ T8218] __se_sys_write+0x92/0xb0 [ 143.757976][ T8218] __x64_sys_write+0x4a/0x70 [ 143.769919][ T8218] do_syscall_64+0x9f/0x140 [ 143.769919][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 143.781554][ T8218] ===================================================== [ 143.793156][ T8218] ===================================================== [ 143.800225][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 143.803018][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 143.803018][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 143.803018][ T8218] Workqueue: hci0 hci_rx_work [ 143.803018][ T8218] Call Trace: [ 143.803018][ T8218] dump_stack+0x21c/0x280 [ 143.803018][ T8218] kmsan_report+0xfb/0x1e0 [ 143.803018][ T8218] __msan_warning+0x5f/0xa0 [ 143.847909][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 143.847909][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.859826][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.859826][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.871500][ T8218] hci_rx_work+0x744/0xcf0 [ 143.871500][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 143.871500][ T8218] process_one_work+0x1219/0x1fe0 [ 143.883108][ T8218] worker_thread+0x10ec/0x2340 [ 143.883108][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 143.894703][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 143.894703][ T8218] kthread+0x521/0x560 [ 143.907404][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 143.907404][ T8218] ? kthread_blkcg+0x110/0x110 [ 143.919304][ T8218] ret_from_fork+0x1f/0x30 [ 143.919304][ T8218] [ 143.919304][ T8218] Uninit was created at: [ 143.931216][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 143.931216][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 143.942882][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 143.942882][ T8218] __alloc_skb+0x2f8/0xb30 [ 143.942882][ T8218] vhci_write+0x18a/0x880 [ 143.954822][ T8218] vfs_write+0x1083/0x1b00 [ 143.954822][ T8218] ksys_write+0x275/0x500 [ 143.954822][ T8218] __se_sys_write+0x92/0xb0 [ 143.954822][ T8218] __x64_sys_write+0x4a/0x70 [ 143.979076][ T8218] do_syscall_64+0x9f/0x140 [ 143.979076][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 143.979076][ T8218] ===================================================== [ 143.999064][ T8218] ===================================================== [ 144.006392][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 144.009006][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 144.009006][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.009006][ T8218] Workqueue: hci0 hci_rx_work [ 144.009006][ T8218] Call Trace: [ 144.009006][ T8218] dump_stack+0x21c/0x280 [ 144.009006][ T8218] kmsan_report+0xfb/0x1e0 [ 144.009006][ T8218] __msan_warning+0x5f/0xa0 [ 144.009006][ T8218] hci_event_packet+0x18669/0x39e50 [ 144.009006][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.009006][ T8218] hci_rx_work+0x744/0xcf0 [ 144.009006][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 144.009006][ T8218] process_one_work+0x1219/0x1fe0 [ 144.009006][ T8218] worker_thread+0x10ec/0x2340 [ 144.009006][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.009006][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.009006][ T8218] kthread+0x521/0x560 [ 144.105879][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 144.105879][ T8218] ? kthread_blkcg+0x110/0x110 [ 144.117713][ T8218] ret_from_fork+0x1f/0x30 [ 144.117713][ T8218] [ 144.117713][ T8218] Uninit was created at: [ 144.129394][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 144.129394][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 144.140982][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 144.140982][ T8218] __alloc_skb+0x2f8/0xb30 [ 144.152953][ T8218] vhci_write+0x18a/0x880 [ 144.152953][ T8218] vfs_write+0x1083/0x1b00 [ 144.152953][ T8218] ksys_write+0x275/0x500 [ 144.164581][ T8218] __se_sys_write+0x92/0xb0 [ 144.164581][ T8218] __x64_sys_write+0x4a/0x70 [ 144.164581][ T8218] do_syscall_64+0x9f/0x140 [ 144.179249][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 144.179249][ T8218] ===================================================== [ 144.196600][ T8218] ===================================================== [ 144.204732][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 144.206513][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 144.206513][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.206513][ T8218] Workqueue: hci0 hci_rx_work [ 144.206513][ T8218] Call Trace: [ 144.206513][ T8218] dump_stack+0x21c/0x280 [ 144.206513][ T8218] kmsan_report+0xfb/0x1e0 [ 144.206513][ T8218] __msan_warning+0x5f/0xa0 [ 144.206513][ T8218] hci_event_packet+0x18a27/0x39e50 [ 144.206513][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.265410][ T8218] hci_rx_work+0x744/0xcf0 [ 144.265410][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 144.265410][ T8218] process_one_work+0x1219/0x1fe0 [ 144.277331][ T8218] worker_thread+0x10ec/0x2340 [ 144.277331][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.289014][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.289014][ T8218] kthread+0x521/0x560 [ 144.300615][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 144.300615][ T8218] ? kthread_blkcg+0x110/0x110 [ 144.312120][ T8218] ret_from_fork+0x1f/0x30 [ 144.312120][ T8218] [ 144.312120][ T8218] Uninit was created at: [ 144.312120][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 144.324052][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 144.324052][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 144.335832][ T8218] __alloc_skb+0x2f8/0xb30 [ 144.335832][ T8218] vhci_write+0x18a/0x880 [ 144.347566][ T8218] vfs_write+0x1083/0x1b00 [ 144.347566][ T8218] ksys_write+0x275/0x500 [ 144.347566][ T8218] __se_sys_write+0x92/0xb0 [ 144.359064][ T8218] __x64_sys_write+0x4a/0x70 [ 144.359064][ T8218] do_syscall_64+0x9f/0x140 [ 144.370880][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 144.370880][ T8218] ===================================================== [ 144.386017][ T8218] ===================================================== [ 144.393106][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 144.395875][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 144.395875][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.395875][ T8218] Workqueue: hci0 hci_rx_work [ 144.395875][ T8218] Call Trace: [ 144.395875][ T8218] dump_stack+0x21c/0x280 [ 144.395875][ T8218] kmsan_report+0xfb/0x1e0 [ 144.395875][ T8218] __msan_warning+0x5f/0xa0 [ 144.395875][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 144.395875][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.395875][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.395875][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.395875][ T8218] hci_rx_work+0x744/0xcf0 [ 144.395875][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 144.395875][ T8218] process_one_work+0x1219/0x1fe0 [ 144.474852][ T8218] worker_thread+0x10ec/0x2340 [ 144.474852][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.486390][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.486390][ T8218] kthread+0x521/0x560 [ 144.497925][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 144.497925][ T8218] ? kthread_blkcg+0x110/0x110 [ 144.497925][ T8218] ret_from_fork+0x1f/0x30 [ 144.509666][ T8218] [ 144.509666][ T8218] Uninit was created at: [ 144.509666][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 144.521401][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 144.521401][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 144.533380][ T8218] __alloc_skb+0x2f8/0xb30 [ 144.533380][ T8218] vhci_write+0x18a/0x880 [ 144.545014][ T8218] vfs_write+0x1083/0x1b00 [ 144.545014][ T8218] ksys_write+0x275/0x500 [ 144.545014][ T8218] __se_sys_write+0x92/0xb0 [ 144.556948][ T8218] __x64_sys_write+0x4a/0x70 [ 144.556948][ T8218] do_syscall_64+0x9f/0x140 [ 144.569061][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 144.569061][ T8218] ===================================================== [ 144.583567][ T8218] ===================================================== [ 144.590665][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 144.593510][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 144.593510][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.593510][ T8218] Workqueue: hci0 hci_rx_work [ 144.593510][ T8218] Call Trace: [ 144.593510][ T8218] dump_stack+0x21c/0x280 [ 144.593510][ T8218] kmsan_report+0xfb/0x1e0 [ 144.593510][ T8218] __msan_warning+0x5f/0xa0 [ 144.593510][ T8218] hci_event_packet+0x18669/0x39e50 [ 144.593510][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.593510][ T8218] hci_rx_work+0x744/0xcf0 [ 144.593510][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 144.593510][ T8218] process_one_work+0x1219/0x1fe0 [ 144.593510][ T8218] worker_thread+0x10ec/0x2340 [ 144.674334][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.674334][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.686056][ T8218] kthread+0x521/0x560 [ 144.686056][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 144.698747][ T8218] ? kthread_blkcg+0x110/0x110 [ 144.698747][ T8218] ret_from_fork+0x1f/0x30 [ 144.711615][ T8218] [ 144.711615][ T8218] Uninit was created at: [ 144.711615][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 144.723732][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 144.723732][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 144.735393][ T8218] __alloc_skb+0x2f8/0xb30 [ 144.735393][ T8218] vhci_write+0x18a/0x880 [ 144.747474][ T8218] vfs_write+0x1083/0x1b00 [ 144.747474][ T8218] ksys_write+0x275/0x500 [ 144.747474][ T8218] __se_sys_write+0x92/0xb0 [ 144.759534][ T8218] __x64_sys_write+0x4a/0x70 [ 144.759534][ T8218] do_syscall_64+0x9f/0x140 [ 144.771147][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 144.771147][ T8218] ===================================================== [ 144.785294][ T8218] ===================================================== [ 144.793244][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 144.795231][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 144.795231][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.795231][ T8218] Workqueue: hci0 hci_rx_work [ 144.795231][ T8218] Call Trace: [ 144.795231][ T8218] dump_stack+0x21c/0x280 [ 144.795231][ T8218] kmsan_report+0xfb/0x1e0 [ 144.843212][ T8218] __msan_warning+0x5f/0xa0 [ 144.843212][ T8218] hci_event_packet+0x18a27/0x39e50 [ 144.843212][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.854902][ T8218] hci_rx_work+0x744/0xcf0 [ 144.854902][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 144.866319][ T8218] process_one_work+0x1219/0x1fe0 [ 144.866319][ T8218] worker_thread+0x10ec/0x2340 [ 144.866319][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.877950][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.877950][ T8218] kthread+0x521/0x560 [ 144.889668][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 144.889668][ T8218] ? kthread_blkcg+0x110/0x110 [ 144.901060][ T8218] ret_from_fork+0x1f/0x30 [ 144.901060][ T8218] [ 144.901060][ T8218] Uninit was created at: [ 144.912656][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 144.912656][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 144.924805][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 144.924805][ T8218] __alloc_skb+0x2f8/0xb30 [ 144.936964][ T8218] vhci_write+0x18a/0x880 [ 144.936964][ T8218] vfs_write+0x1083/0x1b00 [ 144.936964][ T8218] ksys_write+0x275/0x500 [ 144.948995][ T8218] __se_sys_write+0x92/0xb0 [ 144.948995][ T8218] __x64_sys_write+0x4a/0x70 [ 144.948995][ T8218] do_syscall_64+0x9f/0x140 [ 144.961184][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 144.961184][ T8218] ===================================================== [ 144.979558][ T8218] ===================================================== [ 144.987039][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 144.989416][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 144.989416][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 144.989416][ T8218] Workqueue: hci0 hci_rx_work [ 144.989416][ T8218] Call Trace: [ 144.989416][ T8218] dump_stack+0x21c/0x280 [ 144.989416][ T8218] kmsan_report+0xfb/0x1e0 [ 144.989416][ T8218] __msan_warning+0x5f/0xa0 [ 144.989416][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 144.989416][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 144.989416][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.989416][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 144.989416][ T8218] hci_rx_work+0x744/0xcf0 [ 144.989416][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 145.069568][ T8218] process_one_work+0x1219/0x1fe0 [ 145.069568][ T8218] worker_thread+0x10ec/0x2340 [ 145.069568][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.069568][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.069568][ T8218] kthread+0x521/0x560 [ 145.069568][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 145.069568][ T8218] ? kthread_blkcg+0x110/0x110 [ 145.069568][ T8218] ret_from_fork+0x1f/0x30 [ 145.069568][ T8218] [ 145.069568][ T8218] Uninit was created at: [ 145.069568][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 145.069568][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 145.069568][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 145.069568][ T8218] __alloc_skb+0x2f8/0xb30 [ 145.069568][ T8218] vhci_write+0x18a/0x880 [ 145.069568][ T8218] vfs_write+0x1083/0x1b00 [ 145.069568][ T8218] ksys_write+0x275/0x500 [ 145.069568][ T8218] __se_sys_write+0x92/0xb0 [ 145.069568][ T8218] __x64_sys_write+0x4a/0x70 [ 145.069568][ T8218] do_syscall_64+0x9f/0x140 [ 145.069568][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 145.069568][ T8218] ===================================================== [ 145.180247][ T8218] ===================================================== [ 145.187659][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 145.190177][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 145.190177][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.190177][ T8218] Workqueue: hci0 hci_rx_work [ 145.190177][ T8218] Call Trace: [ 145.190177][ T8218] dump_stack+0x21c/0x280 [ 145.190177][ T8218] kmsan_report+0xfb/0x1e0 [ 145.190177][ T8218] __msan_warning+0x5f/0xa0 [ 145.190177][ T8218] hci_event_packet+0x18669/0x39e50 [ 145.190177][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.190177][ T8218] hci_rx_work+0x744/0xcf0 [ 145.190177][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 145.190177][ T8218] process_one_work+0x1219/0x1fe0 [ 145.190177][ T8218] worker_thread+0x10ec/0x2340 [ 145.190177][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.190177][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.190177][ T8218] kthread+0x521/0x560 [ 145.190177][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 145.190177][ T8218] ? kthread_blkcg+0x110/0x110 [ 145.190177][ T8218] ret_from_fork+0x1f/0x30 [ 145.190177][ T8218] [ 145.190177][ T8218] Uninit was created at: [ 145.190177][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 145.190177][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 145.190177][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 145.190177][ T8218] __alloc_skb+0x2f8/0xb30 [ 145.190177][ T8218] vhci_write+0x18a/0x880 [ 145.190177][ T8218] vfs_write+0x1083/0x1b00 [ 145.190177][ T8218] ksys_write+0x275/0x500 [ 145.190177][ T8218] __se_sys_write+0x92/0xb0 [ 145.190177][ T8218] __x64_sys_write+0x4a/0x70 [ 145.190177][ T8218] do_syscall_64+0x9f/0x140 [ 145.190177][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 145.190177][ T8218] ===================================================== [ 145.368235][ T8218] ===================================================== [ 145.375215][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 145.378176][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 145.378176][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.378176][ T8218] Workqueue: hci0 hci_rx_work [ 145.378176][ T8218] Call Trace: [ 145.378176][ T8218] dump_stack+0x21c/0x280 [ 145.378176][ T8218] kmsan_report+0xfb/0x1e0 [ 145.378176][ T8218] __msan_warning+0x5f/0xa0 [ 145.378176][ T8218] hci_event_packet+0x18a27/0x39e50 [ 145.378176][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.378176][ T8218] hci_rx_work+0x744/0xcf0 [ 145.378176][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 145.378176][ T8218] process_one_work+0x1219/0x1fe0 [ 145.378176][ T8218] worker_thread+0x10ec/0x2340 [ 145.378176][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.378176][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.378176][ T8218] kthread+0x521/0x560 [ 145.378176][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 145.378176][ T8218] ? kthread_blkcg+0x110/0x110 [ 145.378176][ T8218] ret_from_fork+0x1f/0x30 [ 145.378176][ T8218] [ 145.378176][ T8218] Uninit was created at: [ 145.378176][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 145.378176][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 145.378176][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 145.378176][ T8218] __alloc_skb+0x2f8/0xb30 [ 145.378176][ T8218] vhci_write+0x18a/0x880 [ 145.378176][ T8218] vfs_write+0x1083/0x1b00 [ 145.378176][ T8218] ksys_write+0x275/0x500 [ 145.378176][ T8218] __se_sys_write+0x92/0xb0 [ 145.378176][ T8218] __x64_sys_write+0x4a/0x70 [ 145.378176][ T8218] do_syscall_64+0x9f/0x140 [ 145.378176][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 145.378176][ T8218] ===================================================== [ 145.565804][ T8218] ===================================================== [ 145.574221][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 145.574281][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 145.574312][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.574329][ T8218] Workqueue: hci0 hci_rx_work [ 145.574361][ T8218] Call Trace: [ 145.574373][ T8218] dump_stack+0x21c/0x280 [ 145.574408][ T8218] kmsan_report+0xfb/0x1e0 [ 145.574444][ T8218] __msan_warning+0x5f/0xa0 [ 145.574478][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 145.574519][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.574554][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.575662][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.575662][ T8218] hci_rx_work+0x744/0xcf0 [ 145.575662][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 145.575662][ T8218] process_one_work+0x1219/0x1fe0 [ 145.575662][ T8218] worker_thread+0x10ec/0x2340 [ 145.575662][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.575662][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.575662][ T8218] kthread+0x521/0x560 [ 145.575662][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 145.575662][ T8218] ? kthread_blkcg+0x110/0x110 [ 145.575662][ T8218] ret_from_fork+0x1f/0x30 [ 145.575662][ T8218] [ 145.575662][ T8218] Uninit was created at: [ 145.707887][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 145.707887][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 145.719600][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 145.719600][ T8218] __alloc_skb+0x2f8/0xb30 [ 145.719600][ T8218] vhci_write+0x18a/0x880 [ 145.731532][ T8218] vfs_write+0x1083/0x1b00 [ 145.731532][ T8218] ksys_write+0x275/0x500 [ 145.743183][ T8218] __se_sys_write+0x92/0xb0 [ 145.743183][ T8218] __x64_sys_write+0x4a/0x70 [ 145.755178][ T8218] do_syscall_64+0x9f/0x140 [ 145.755178][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 145.755178][ T8218] ===================================================== [ 145.773914][ T8218] ===================================================== [ 145.780905][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 145.783871][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 145.783871][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.783871][ T8218] Workqueue: hci0 hci_rx_work [ 145.783871][ T8218] Call Trace: [ 145.783871][ T8218] dump_stack+0x21c/0x280 [ 145.783871][ T8218] kmsan_report+0xfb/0x1e0 [ 145.783871][ T8218] __msan_warning+0x5f/0xa0 [ 145.783871][ T8218] hci_event_packet+0x18669/0x39e50 [ 145.783871][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.783871][ T8218] hci_rx_work+0x744/0xcf0 [ 145.783871][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 145.855273][ T8218] process_one_work+0x1219/0x1fe0 [ 145.855273][ T8218] worker_thread+0x10ec/0x2340 [ 145.867047][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 145.867047][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.879066][ T8218] kthread+0x521/0x560 [ 145.879066][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 145.879066][ T8218] ? kthread_blkcg+0x110/0x110 [ 145.891270][ T8218] ret_from_fork+0x1f/0x30 [ 145.891270][ T8218] [ 145.891270][ T8218] Uninit was created at: [ 145.903195][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 145.903195][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 145.915003][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 145.915003][ T8218] __alloc_skb+0x2f8/0xb30 [ 145.926977][ T8218] vhci_write+0x18a/0x880 [ 145.926977][ T8218] vfs_write+0x1083/0x1b00 [ 145.938509][ T8218] ksys_write+0x275/0x500 [ 145.938509][ T8218] __se_sys_write+0x92/0xb0 [ 145.938509][ T8218] __x64_sys_write+0x4a/0x70 [ 145.950658][ T8218] do_syscall_64+0x9f/0x140 [ 145.950658][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 145.962252][ T8218] ===================================================== [ 145.972403][ T8218] ===================================================== [ 145.979362][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 145.982350][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 145.982350][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 145.982350][ T8218] Workqueue: hci0 hci_rx_work [ 145.982350][ T8218] Call Trace: [ 145.982350][ T8218] dump_stack+0x21c/0x280 [ 145.982350][ T8218] kmsan_report+0xfb/0x1e0 [ 145.982350][ T8218] __msan_warning+0x5f/0xa0 [ 145.982350][ T8218] hci_event_packet+0x18a27/0x39e50 [ 145.982350][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 145.982350][ T8218] hci_rx_work+0x744/0xcf0 [ 145.982350][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 145.982350][ T8218] process_one_work+0x1219/0x1fe0 [ 146.052671][ T8218] worker_thread+0x10ec/0x2340 [ 146.052671][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.064317][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.064317][ T8218] kthread+0x521/0x560 [ 146.064317][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 146.076073][ T8218] ? kthread_blkcg+0x110/0x110 [ 146.076073][ T8218] ret_from_fork+0x1f/0x30 [ 146.087728][ T8218] [ 146.087728][ T8218] Uninit was created at: [ 146.087728][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.099656][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 146.099656][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 146.111268][ T8218] __alloc_skb+0x2f8/0xb30 [ 146.111268][ T8218] vhci_write+0x18a/0x880 [ 146.111268][ T8218] vfs_write+0x1083/0x1b00 [ 146.123249][ T8218] ksys_write+0x275/0x500 [ 146.123249][ T8218] __se_sys_write+0x92/0xb0 [ 146.134990][ T8218] __x64_sys_write+0x4a/0x70 [ 146.134990][ T8218] do_syscall_64+0x9f/0x140 [ 146.134990][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 146.146626][ T8218] ===================================================== [ 146.158630][ T8218] ===================================================== [ 146.165870][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 146.168493][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 146.168493][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.168493][ T8218] Workqueue: hci0 hci_rx_work [ 146.168493][ T8218] Call Trace: [ 146.168493][ T8218] dump_stack+0x21c/0x280 [ 146.168493][ T8218] kmsan_report+0xfb/0x1e0 [ 146.168493][ T8218] __msan_warning+0x5f/0xa0 [ 146.168493][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 146.168493][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.168493][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.168493][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.235938][ T8218] hci_rx_work+0x744/0xcf0 [ 146.235938][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 146.235938][ T8218] process_one_work+0x1219/0x1fe0 [ 146.247472][ T8218] worker_thread+0x10ec/0x2340 [ 146.247472][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.258766][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.258766][ T8218] kthread+0x521/0x560 [ 146.270792][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 146.270792][ T8218] ? kthread_blkcg+0x110/0x110 [ 146.270792][ T8218] ret_from_fork+0x1f/0x30 [ 146.282376][ T8218] [ 146.282376][ T8218] Uninit was created at: [ 146.282376][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.294171][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 146.294171][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 146.305666][ T8218] __alloc_skb+0x2f8/0xb30 [ 146.305666][ T8218] vhci_write+0x18a/0x880 [ 146.317429][ T8218] vfs_write+0x1083/0x1b00 [ 146.317429][ T8218] ksys_write+0x275/0x500 [ 146.317429][ T8218] __se_sys_write+0x92/0xb0 [ 146.328768][ T8218] __x64_sys_write+0x4a/0x70 [ 146.328768][ T8218] do_syscall_64+0x9f/0x140 [ 146.340327][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 146.340327][ T8218] ===================================================== [ 146.358081][ T8218] ===================================================== [ 146.365152][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 146.368023][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 146.368023][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.368023][ T8218] Workqueue: hci0 hci_rx_work [ 146.368023][ T8218] Call Trace: [ 146.368023][ T8218] dump_stack+0x21c/0x280 [ 146.368023][ T8218] kmsan_report+0xfb/0x1e0 [ 146.368023][ T8218] __msan_warning+0x5f/0xa0 [ 146.368023][ T8218] hci_event_packet+0x18669/0x39e50 [ 146.368023][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.368023][ T8218] hci_rx_work+0x744/0xcf0 [ 146.368023][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 146.368023][ T8218] process_one_work+0x1219/0x1fe0 [ 146.368023][ T8218] worker_thread+0x10ec/0x2340 [ 146.446369][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.446369][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.458357][ T8218] kthread+0x521/0x560 [ 146.458357][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 146.470085][ T8218] ? kthread_blkcg+0x110/0x110 [ 146.470085][ T8218] ret_from_fork+0x1f/0x30 [ 146.470085][ T8218] [ 146.481616][ T8218] Uninit was created at: [ 146.481616][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.481616][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 146.493865][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 146.493865][ T8218] __alloc_skb+0x2f8/0xb30 [ 146.505501][ T8218] vhci_write+0x18a/0x880 [ 146.505501][ T8218] vfs_write+0x1083/0x1b00 [ 146.517302][ T8218] ksys_write+0x275/0x500 [ 146.517302][ T8218] __se_sys_write+0x92/0xb0 [ 146.517302][ T8218] __x64_sys_write+0x4a/0x70 [ 146.528960][ T8218] do_syscall_64+0x9f/0x140 [ 146.528960][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 146.540492][ T8218] ===================================================== [ 146.551167][ T8218] ===================================================== [ 146.558211][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 146.561106][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 146.561106][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.561106][ T8218] Workqueue: hci0 hci_rx_work [ 146.561106][ T8218] Call Trace: [ 146.561106][ T8218] dump_stack+0x21c/0x280 [ 146.561106][ T8218] kmsan_report+0xfb/0x1e0 [ 146.561106][ T8218] __msan_warning+0x5f/0xa0 [ 146.561106][ T8218] hci_event_packet+0x18a27/0x39e50 [ 146.613101][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.613101][ T8218] hci_rx_work+0x744/0xcf0 [ 146.613101][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 146.624792][ T8218] process_one_work+0x1219/0x1fe0 [ 146.624792][ T8218] worker_thread+0x10ec/0x2340 [ 146.636558][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.636558][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.648500][ T8218] kthread+0x521/0x560 [ 146.648500][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 146.648500][ T8218] ? kthread_blkcg+0x110/0x110 [ 146.660769][ T8218] ret_from_fork+0x1f/0x30 [ 146.660769][ T8218] [ 146.660769][ T8218] Uninit was created at: [ 146.672693][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.672693][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 146.684797][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 146.684797][ T8218] __alloc_skb+0x2f8/0xb30 [ 146.696453][ T8218] vhci_write+0x18a/0x880 [ 146.696453][ T8218] vfs_write+0x1083/0x1b00 [ 146.696453][ T8218] ksys_write+0x275/0x500 [ 146.708339][ T8218] __se_sys_write+0x92/0xb0 [ 146.708339][ T8218] __x64_sys_write+0x4a/0x70 [ 146.720627][ T8218] do_syscall_64+0x9f/0x140 [ 146.720627][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 146.720627][ T8218] ===================================================== [ 146.738818][ T8218] ===================================================== [ 146.746058][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 146.748669][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 146.748669][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.748669][ T8218] Workqueue: hci0 hci_rx_work [ 146.748669][ T8218] Call Trace: [ 146.748669][ T8218] dump_stack+0x21c/0x280 [ 146.748669][ T8218] kmsan_report+0xfb/0x1e0 [ 146.748669][ T8218] __msan_warning+0x5f/0xa0 [ 146.748669][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 146.748669][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.748669][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.748669][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.748669][ T8218] hci_rx_work+0x744/0xcf0 [ 146.820612][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 146.820612][ T8218] process_one_work+0x1219/0x1fe0 [ 146.832215][ T8218] worker_thread+0x10ec/0x2340 [ 146.832215][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 146.844028][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.844028][ T8218] kthread+0x521/0x560 [ 146.855492][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 146.855492][ T8218] ? kthread_blkcg+0x110/0x110 [ 146.855492][ T8218] ret_from_fork+0x1f/0x30 [ 146.867120][ T8218] [ 146.867120][ T8218] Uninit was created at: [ 146.867120][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 146.878884][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 146.890595][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 146.890595][ T8218] __alloc_skb+0x2f8/0xb30 [ 146.890595][ T8218] vhci_write+0x18a/0x880 [ 146.902476][ T8218] vfs_write+0x1083/0x1b00 [ 146.902476][ T8218] ksys_write+0x275/0x500 [ 146.914375][ T8218] __se_sys_write+0x92/0xb0 [ 146.914375][ T8218] __x64_sys_write+0x4a/0x70 [ 146.914375][ T8218] do_syscall_64+0x9f/0x140 [ 146.926324][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 146.926324][ T8218] ===================================================== [ 146.942761][ T8218] ===================================================== [ 146.950084][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 146.954006][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 146.954006][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 146.954006][ T8218] Workqueue: hci0 hci_rx_work [ 146.954006][ T8218] Call Trace: [ 146.954006][ T8218] dump_stack+0x21c/0x280 [ 146.954006][ T8218] kmsan_report+0xfb/0x1e0 [ 146.954006][ T8218] __msan_warning+0x5f/0xa0 [ 146.954006][ T8218] hci_event_packet+0x18669/0x39e50 [ 146.954006][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 146.954006][ T8218] hci_rx_work+0x744/0xcf0 [ 146.954006][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 147.030034][ T8218] process_one_work+0x1219/0x1fe0 [ 147.030034][ T8218] worker_thread+0x10ec/0x2340 [ 147.041600][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.041600][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.053473][ T8218] kthread+0x521/0x560 [ 147.053473][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 147.053473][ T8218] ? kthread_blkcg+0x110/0x110 [ 147.065161][ T8218] ret_from_fork+0x1f/0x30 [ 147.065161][ T8218] [ 147.065161][ T8218] Uninit was created at: [ 147.076744][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 147.076744][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 147.088240][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 147.088240][ T8218] __alloc_skb+0x2f8/0xb30 [ 147.100113][ T8218] vhci_write+0x18a/0x880 [ 147.100113][ T8218] vfs_write+0x1083/0x1b00 [ 147.100113][ T8218] ksys_write+0x275/0x500 [ 147.112124][ T8218] __se_sys_write+0x92/0xb0 [ 147.112124][ T8218] __x64_sys_write+0x4a/0x70 [ 147.124800][ T8218] do_syscall_64+0x9f/0x140 [ 147.124800][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 147.136756][ T8218] ===================================================== [ 147.144937][ T8218] ===================================================== [ 147.152190][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 147.154883][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 147.154883][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.154883][ T8218] Workqueue: hci0 hci_rx_work [ 147.154883][ T8218] Call Trace: [ 147.154883][ T8218] dump_stack+0x21c/0x280 [ 147.154883][ T8218] kmsan_report+0xfb/0x1e0 [ 147.154883][ T8218] __msan_warning+0x5f/0xa0 [ 147.154883][ T8218] hci_event_packet+0x18a27/0x39e50 [ 147.154883][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.154883][ T8218] hci_rx_work+0x744/0xcf0 [ 147.154883][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 147.154883][ T8218] process_one_work+0x1219/0x1fe0 [ 147.154883][ T8218] worker_thread+0x10ec/0x2340 [ 147.228289][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.228289][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.240788][ T8218] kthread+0x521/0x560 [ 147.240788][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 147.252754][ T8218] ? kthread_blkcg+0x110/0x110 [ 147.252754][ T8218] ret_from_fork+0x1f/0x30 [ 147.265397][ T8218] [ 147.265397][ T8218] Uninit was created at: [ 147.265397][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 147.277335][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 147.277335][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 147.289981][ T8218] __alloc_skb+0x2f8/0xb30 [ 147.289981][ T8218] vhci_write+0x18a/0x880 [ 147.303287][ T8218] vfs_write+0x1083/0x1b00 [ 147.303287][ T8218] ksys_write+0x275/0x500 [ 147.303287][ T8218] __se_sys_write+0x92/0xb0 [ 147.314973][ T8218] __x64_sys_write+0x4a/0x70 [ 147.314973][ T8218] do_syscall_64+0x9f/0x140 [ 147.327200][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 147.327200][ T8218] ===================================================== [ 147.341968][ T8218] ===================================================== [ 147.350920][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 147.351829][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 147.351829][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.351829][ T8218] Workqueue: hci0 hci_rx_work [ 147.351829][ T8218] Call Trace: [ 147.351829][ T8218] dump_stack+0x21c/0x280 [ 147.351829][ T8218] kmsan_report+0xfb/0x1e0 [ 147.351829][ T8218] __msan_warning+0x5f/0xa0 [ 147.351829][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 147.351829][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.412314][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.412314][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.424053][ T8218] hci_rx_work+0x744/0xcf0 [ 147.424053][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 147.424053][ T8218] process_one_work+0x1219/0x1fe0 [ 147.435626][ T8218] worker_thread+0x10ec/0x2340 [ 147.435626][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.447310][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.447310][ T8218] kthread+0x521/0x560 [ 147.459006][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 147.459006][ T8218] ? kthread_blkcg+0x110/0x110 [ 147.470850][ T8218] ret_from_fork+0x1f/0x30 [ 147.470850][ T8218] [ 147.470850][ T8218] Uninit was created at: [ 147.482734][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 147.482734][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 147.482734][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 147.494691][ T8218] __alloc_skb+0x2f8/0xb30 [ 147.494691][ T8218] vhci_write+0x18a/0x880 [ 147.506225][ T8218] vfs_write+0x1083/0x1b00 [ 147.506225][ T8218] ksys_write+0x275/0x500 [ 147.518518][ T8218] __se_sys_write+0x92/0xb0 [ 147.518518][ T8218] __x64_sys_write+0x4a/0x70 [ 147.518518][ T8218] do_syscall_64+0x9f/0x140 [ 147.530736][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 147.530736][ T8218] ===================================================== [ 147.547417][ T8218] ===================================================== [ 147.555267][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 147.557360][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 147.557360][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.557360][ T8218] Workqueue: hci0 hci_rx_work [ 147.557360][ T8218] Call Trace: [ 147.557360][ T8218] dump_stack+0x21c/0x280 [ 147.557360][ T8218] kmsan_report+0xfb/0x1e0 [ 147.557360][ T8218] __msan_warning+0x5f/0xa0 [ 147.557360][ T8218] hci_event_packet+0x18669/0x39e50 [ 147.557360][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.557360][ T8218] hci_rx_work+0x744/0xcf0 [ 147.557360][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 147.557360][ T8218] process_one_work+0x1219/0x1fe0 [ 147.557360][ T8218] worker_thread+0x10ec/0x2340 [ 147.642301][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.642301][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.654202][ T8218] kthread+0x521/0x560 [ 147.654202][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 147.666161][ T8218] ? kthread_blkcg+0x110/0x110 [ 147.666161][ T8218] ret_from_fork+0x1f/0x30 [ 147.666161][ T8218] [ 147.666161][ T8218] Uninit was created at: [ 147.678096][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 147.678096][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 147.689663][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 147.689663][ T8218] __alloc_skb+0x2f8/0xb30 [ 147.701473][ T8218] vhci_write+0x18a/0x880 [ 147.701473][ T8218] vfs_write+0x1083/0x1b00 [ 147.701473][ T8218] ksys_write+0x275/0x500 [ 147.713187][ T8218] __se_sys_write+0x92/0xb0 [ 147.713187][ T8218] __x64_sys_write+0x4a/0x70 [ 147.724786][ T8218] do_syscall_64+0x9f/0x140 [ 147.724786][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 147.736163][ T8218] ===================================================== [ 147.746428][ T8218] ===================================================== [ 147.753490][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 147.756334][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 147.756334][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.756334][ T8218] Workqueue: hci0 hci_rx_work [ 147.756334][ T8218] Call Trace: [ 147.756334][ T8218] dump_stack+0x21c/0x280 [ 147.756334][ T8218] kmsan_report+0xfb/0x1e0 [ 147.756334][ T8218] __msan_warning+0x5f/0xa0 [ 147.756334][ T8218] hci_event_packet+0x18a27/0x39e50 [ 147.756334][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.756334][ T8218] hci_rx_work+0x744/0xcf0 [ 147.819917][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 147.819917][ T8218] process_one_work+0x1219/0x1fe0 [ 147.831709][ T8218] worker_thread+0x10ec/0x2340 [ 147.831709][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.843524][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 147.843524][ T8218] kthread+0x521/0x560 [ 147.843524][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 147.855207][ T8218] ? kthread_blkcg+0x110/0x110 [ 147.855207][ T8218] ret_from_fork+0x1f/0x30 [ 147.866746][ T8218] [ 147.866746][ T8218] Uninit was created at: [ 147.866746][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 147.878455][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 147.878455][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 147.890098][ T8218] __alloc_skb+0x2f8/0xb30 [ 147.890098][ T8218] vhci_write+0x18a/0x880 [ 147.901579][ T8218] vfs_write+0x1083/0x1b00 [ 147.901579][ T8218] ksys_write+0x275/0x500 [ 147.901579][ T8218] __se_sys_write+0x92/0xb0 [ 147.913238][ T8218] __x64_sys_write+0x4a/0x70 [ 147.913238][ T8218] do_syscall_64+0x9f/0x140 [ 147.913238][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 147.924791][ T8218] ===================================================== [ 147.938236][ T8218] ===================================================== [ 147.945606][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 147.948095][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 147.948095][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 147.948095][ T8218] Workqueue: hci0 hci_rx_work [ 147.948095][ T8218] Call Trace: [ 147.948095][ T8218] dump_stack+0x21c/0x280 [ 147.948095][ T8218] kmsan_report+0xfb/0x1e0 [ 147.948095][ T8218] __msan_warning+0x5f/0xa0 [ 147.948095][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 147.948095][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 147.948095][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.013734][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.013734][ T8218] hci_rx_work+0x744/0xcf0 [ 148.013734][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 148.025529][ T8218] process_one_work+0x1219/0x1fe0 [ 148.025529][ T8218] worker_thread+0x10ec/0x2340 [ 148.037371][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.037371][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.049191][ T8218] kthread+0x521/0x560 [ 148.049191][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 148.060962][ T8218] ? kthread_blkcg+0x110/0x110 [ 148.060962][ T8218] ret_from_fork+0x1f/0x30 [ 148.060962][ T8218] [ 148.072708][ T8218] Uninit was created at: [ 148.072708][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 148.084483][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 148.084483][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 148.096248][ T8218] __alloc_skb+0x2f8/0xb30 [ 148.096248][ T8218] vhci_write+0x18a/0x880 [ 148.096248][ T8218] vfs_write+0x1083/0x1b00 [ 148.107891][ T8218] ksys_write+0x275/0x500 [ 148.107891][ T8218] __se_sys_write+0x92/0xb0 [ 148.119172][ T8218] __x64_sys_write+0x4a/0x70 [ 148.119172][ T8218] do_syscall_64+0x9f/0x140 [ 148.131036][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 148.131036][ T8218] ===================================================== [ 148.144415][ T8218] ===================================================== [ 148.151725][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 148.154359][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 148.154359][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.154359][ T8218] Workqueue: hci0 hci_rx_work [ 148.154359][ T8218] Call Trace: [ 148.154359][ T8218] dump_stack+0x21c/0x280 [ 148.154359][ T8218] kmsan_report+0xfb/0x1e0 [ 148.154359][ T8218] __msan_warning+0x5f/0xa0 [ 148.154359][ T8218] hci_event_packet+0x18669/0x39e50 [ 148.154359][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.154359][ T8218] hci_rx_work+0x744/0xcf0 [ 148.154359][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 148.224093][ T8218] process_one_work+0x1219/0x1fe0 [ 148.224093][ T8218] worker_thread+0x10ec/0x2340 [ 148.235704][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.235704][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.235704][ T8218] kthread+0x521/0x560 [ 148.247658][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 148.247658][ T8218] ? kthread_blkcg+0x110/0x110 [ 148.259520][ T8218] ret_from_fork+0x1f/0x30 [ 148.259520][ T8218] [ 148.259520][ T8218] Uninit was created at: [ 148.271305][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 148.271305][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 148.282993][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 148.282993][ T8218] __alloc_skb+0x2f8/0xb30 [ 148.282993][ T8218] vhci_write+0x18a/0x880 [ 148.294600][ T8218] vfs_write+0x1083/0x1b00 [ 148.294600][ T8218] ksys_write+0x275/0x500 [ 148.294600][ T8218] __se_sys_write+0x92/0xb0 [ 148.309187][ T8218] __x64_sys_write+0x4a/0x70 [ 148.309187][ T8218] do_syscall_64+0x9f/0x140 [ 148.309187][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 148.321436][ T8218] ===================================================== [ 148.334447][ T8218] ===================================================== [ 148.341596][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 148.344391][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 148.344391][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.344391][ T8218] Workqueue: hci0 hci_rx_work [ 148.344391][ T8218] Call Trace: [ 148.344391][ T8218] dump_stack+0x21c/0x280 [ 148.344391][ T8218] kmsan_report+0xfb/0x1e0 [ 148.344391][ T8218] __msan_warning+0x5f/0xa0 [ 148.344391][ T8218] hci_event_packet+0x18a27/0x39e50 [ 148.344391][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.344391][ T8218] hci_rx_work+0x744/0xcf0 [ 148.344391][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 148.408412][ T8218] process_one_work+0x1219/0x1fe0 [ 148.408412][ T8218] worker_thread+0x10ec/0x2340 [ 148.420206][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.420206][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.431750][ T8218] kthread+0x521/0x560 [ 148.431750][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 148.431750][ T8218] ? kthread_blkcg+0x110/0x110 [ 148.443550][ T8218] ret_from_fork+0x1f/0x30 [ 148.443550][ T8218] [ 148.443550][ T8218] Uninit was created at: [ 148.455507][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 148.455507][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 148.467144][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 148.467144][ T8218] __alloc_skb+0x2f8/0xb30 [ 148.479281][ T8218] vhci_write+0x18a/0x880 [ 148.479281][ T8218] vfs_write+0x1083/0x1b00 [ 148.479281][ T8218] ksys_write+0x275/0x500 [ 148.491067][ T8218] __se_sys_write+0x92/0xb0 [ 148.491067][ T8218] __x64_sys_write+0x4a/0x70 [ 148.502743][ T8218] do_syscall_64+0x9f/0x140 [ 148.502743][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 148.502743][ T8218] ===================================================== [ 148.521026][ T8218] ===================================================== [ 148.528037][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 148.530893][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 148.530893][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.530893][ T8218] Workqueue: hci0 hci_rx_work [ 148.530893][ T8218] Call Trace: [ 148.530893][ T8218] dump_stack+0x21c/0x280 [ 148.530893][ T8218] kmsan_report+0xfb/0x1e0 [ 148.530893][ T8218] __msan_warning+0x5f/0xa0 [ 148.530893][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 148.530893][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.530893][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.530893][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.530893][ T8218] hci_rx_work+0x744/0xcf0 [ 148.530893][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 148.609627][ T8218] process_one_work+0x1219/0x1fe0 [ 148.609627][ T8218] worker_thread+0x10ec/0x2340 [ 148.621325][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.621325][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.633404][ T8218] kthread+0x521/0x560 [ 148.633404][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 148.645581][ T8218] ? kthread_blkcg+0x110/0x110 [ 148.645581][ T8218] ret_from_fork+0x1f/0x30 [ 148.645581][ T8218] [ 148.657172][ T8218] Uninit was created at: [ 148.657172][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 148.668862][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 148.668862][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 148.668862][ T8218] __alloc_skb+0x2f8/0xb30 [ 148.680723][ T8218] vhci_write+0x18a/0x880 [ 148.680723][ T8218] vfs_write+0x1083/0x1b00 [ 148.692638][ T8218] ksys_write+0x275/0x500 [ 148.692638][ T8218] __se_sys_write+0x92/0xb0 [ 148.692638][ T8218] __x64_sys_write+0x4a/0x70 [ 148.704332][ T8218] do_syscall_64+0x9f/0x140 [ 148.704332][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 148.716113][ T8218] ===================================================== [ 148.725710][ T8218] ===================================================== [ 148.732697][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 148.735655][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 148.735655][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.735655][ T8218] Workqueue: hci0 hci_rx_work [ 148.735655][ T8218] Call Trace: [ 148.735655][ T8218] dump_stack+0x21c/0x280 [ 148.735655][ T8218] kmsan_report+0xfb/0x1e0 [ 148.735655][ T8218] __msan_warning+0x5f/0xa0 [ 148.735655][ T8218] hci_event_packet+0x18669/0x39e50 [ 148.735655][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.735655][ T8218] hci_rx_work+0x744/0xcf0 [ 148.735655][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 148.735655][ T8218] process_one_work+0x1219/0x1fe0 [ 148.807943][ T8218] worker_thread+0x10ec/0x2340 [ 148.807943][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 148.819688][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.819688][ T8218] kthread+0x521/0x560 [ 148.831369][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 148.831369][ T8218] ? kthread_blkcg+0x110/0x110 [ 148.831369][ T8218] ret_from_fork+0x1f/0x30 [ 148.843120][ T8218] [ 148.843120][ T8218] Uninit was created at: [ 148.843120][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 148.855234][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 148.855234][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 148.866746][ T8218] __alloc_skb+0x2f8/0xb30 [ 148.866746][ T8218] vhci_write+0x18a/0x880 [ 148.878514][ T8218] vfs_write+0x1083/0x1b00 [ 148.878514][ T8218] ksys_write+0x275/0x500 [ 148.890307][ T8218] __se_sys_write+0x92/0xb0 [ 148.890307][ T8218] __x64_sys_write+0x4a/0x70 [ 148.890307][ T8218] do_syscall_64+0x9f/0x140 [ 148.902024][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 148.902024][ T8218] ===================================================== [ 148.921067][ T8218] ===================================================== [ 148.928050][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 148.933971][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 148.933971][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 148.933971][ T8218] Workqueue: hci0 hci_rx_work [ 148.933971][ T8218] Call Trace: [ 148.933971][ T8218] dump_stack+0x21c/0x280 [ 148.933971][ T8218] kmsan_report+0xfb/0x1e0 [ 148.933971][ T8218] __msan_warning+0x5f/0xa0 [ 148.933971][ T8218] hci_event_packet+0x18a27/0x39e50 [ 148.933971][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 148.933971][ T8218] hci_rx_work+0x744/0xcf0 [ 148.933971][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 148.933971][ T8218] process_one_work+0x1219/0x1fe0 [ 149.003651][ T8218] worker_thread+0x10ec/0x2340 [ 149.003651][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.015536][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.015536][ T8218] kthread+0x521/0x560 [ 149.015536][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 149.027326][ T8218] ? kthread_blkcg+0x110/0x110 [ 149.027326][ T8218] ret_from_fork+0x1f/0x30 [ 149.039119][ T8218] [ 149.039119][ T8218] Uninit was created at: [ 149.039119][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 149.051165][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 149.051165][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 149.062942][ T8218] __alloc_skb+0x2f8/0xb30 [ 149.062942][ T8218] vhci_write+0x18a/0x880 [ 149.062942][ T8218] vfs_write+0x1083/0x1b00 [ 149.075062][ T8218] ksys_write+0x275/0x500 [ 149.075062][ T8218] __se_sys_write+0x92/0xb0 [ 149.086730][ T8218] __x64_sys_write+0x4a/0x70 [ 149.086730][ T8218] do_syscall_64+0x9f/0x140 [ 149.086730][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 149.098698][ T8218] ===================================================== [ 149.111367][ T8218] ===================================================== [ 149.118325][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 149.121232][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 149.121232][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.121232][ T8218] Workqueue: hci0 hci_rx_work [ 149.121232][ T8218] Call Trace: [ 149.121232][ T8218] dump_stack+0x21c/0x280 [ 149.121232][ T8218] kmsan_report+0xfb/0x1e0 [ 149.121232][ T8218] __msan_warning+0x5f/0xa0 [ 149.121232][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 149.121232][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.121232][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.184389][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.184389][ T8218] hci_rx_work+0x744/0xcf0 [ 149.195794][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 149.195794][ T8218] process_one_work+0x1219/0x1fe0 [ 149.195794][ T8218] worker_thread+0x10ec/0x2340 [ 149.207497][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.207497][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.219230][ T8218] kthread+0x521/0x560 [ 149.219230][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 149.231341][ T8218] ? kthread_blkcg+0x110/0x110 [ 149.231341][ T8218] ret_from_fork+0x1f/0x30 [ 149.242948][ T8218] [ 149.242948][ T8218] Uninit was created at: [ 149.242948][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 149.254901][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 149.254901][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 149.266849][ T8218] __alloc_skb+0x2f8/0xb30 [ 149.266849][ T8218] vhci_write+0x18a/0x880 [ 149.278546][ T8218] vfs_write+0x1083/0x1b00 [ 149.278546][ T8218] ksys_write+0x275/0x500 [ 149.278546][ T8218] __se_sys_write+0x92/0xb0 [ 149.290782][ T8218] __x64_sys_write+0x4a/0x70 [ 149.290782][ T8218] do_syscall_64+0x9f/0x140 [ 149.302373][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 149.302373][ T8218] ===================================================== [ 149.317718][ T8218] ===================================================== [ 149.324699][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 149.327661][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 149.327661][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.327661][ T8218] Workqueue: hci0 hci_rx_work [ 149.327661][ T8218] Call Trace: [ 149.327661][ T8218] dump_stack+0x21c/0x280 [ 149.327661][ T8218] kmsan_report+0xfb/0x1e0 [ 149.327661][ T8218] __msan_warning+0x5f/0xa0 [ 149.327661][ T8218] hci_event_packet+0x18669/0x39e50 [ 149.327661][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.327661][ T8218] hci_rx_work+0x744/0xcf0 [ 149.327661][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 149.327661][ T8218] process_one_work+0x1219/0x1fe0 [ 149.327661][ T8218] worker_thread+0x10ec/0x2340 [ 149.327661][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.327661][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.412831][ T8218] kthread+0x521/0x560 [ 149.412831][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 149.424515][ T8218] ? kthread_blkcg+0x110/0x110 [ 149.424515][ T8218] ret_from_fork+0x1f/0x30 [ 149.424515][ T8218] [ 149.436398][ T8218] Uninit was created at: [ 149.436398][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 149.448252][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 149.448252][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 149.448252][ T8218] __alloc_skb+0x2f8/0xb30 [ 149.460300][ T8218] vhci_write+0x18a/0x880 [ 149.460300][ T8218] vfs_write+0x1083/0x1b00 [ 149.471940][ T8218] ksys_write+0x275/0x500 [ 149.471940][ T8218] __se_sys_write+0x92/0xb0 [ 149.471940][ T8218] __x64_sys_write+0x4a/0x70 [ 149.484288][ T8218] do_syscall_64+0x9f/0x140 [ 149.484288][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 149.495724][ T8218] ===================================================== [ 149.505646][ T8218] ===================================================== [ 149.512927][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18a27/0x39e50 [ 149.515592][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 149.515592][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.515592][ T8218] Workqueue: hci0 hci_rx_work [ 149.515592][ T8218] Call Trace: [ 149.515592][ T8218] dump_stack+0x21c/0x280 [ 149.515592][ T8218] kmsan_report+0xfb/0x1e0 [ 149.515592][ T8218] __msan_warning+0x5f/0xa0 [ 149.561292][ T8218] hci_event_packet+0x18a27/0x39e50 [ 149.561292][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.573274][ T8218] hci_rx_work+0x744/0xcf0 [ 149.573274][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 149.573274][ T8218] process_one_work+0x1219/0x1fe0 [ 149.584989][ T8218] worker_thread+0x10ec/0x2340 [ 149.584989][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.596504][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.596504][ T8218] kthread+0x521/0x560 [ 149.609739][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 149.609739][ T8218] ? kthread_blkcg+0x110/0x110 [ 149.609739][ T8218] ret_from_fork+0x1f/0x30 [ 149.621370][ T8218] [ 149.621370][ T8218] Uninit was created at: [ 149.621370][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 149.633139][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 149.633139][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 149.644832][ T8218] __alloc_skb+0x2f8/0xb30 [ 149.644832][ T8218] vhci_write+0x18a/0x880 [ 149.656569][ T8218] vfs_write+0x1083/0x1b00 [ 149.656569][ T8218] ksys_write+0x275/0x500 [ 149.656569][ T8218] __se_sys_write+0x92/0xb0 [ 149.668023][ T8218] __x64_sys_write+0x4a/0x70 [ 149.668023][ T8218] do_syscall_64+0x9f/0x140 [ 149.668023][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 149.679969][ T8218] ===================================================== [ 149.693383][ T8218] ===================================================== [ 149.700368][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0xf7bb/0x39e50 [ 149.703244][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 149.703244][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.703244][ T8218] Workqueue: hci0 hci_rx_work [ 149.703244][ T8218] Call Trace: [ 149.703244][ T8218] dump_stack+0x21c/0x280 [ 149.703244][ T8218] kmsan_report+0xfb/0x1e0 [ 149.703244][ T8218] __msan_warning+0x5f/0xa0 [ 149.703244][ T8218] hci_event_packet+0xf7bb/0x39e50 [ 149.703244][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.703244][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.703244][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.703244][ T8218] hci_rx_work+0x744/0xcf0 [ 149.776385][ T8218] ? hci_alloc_dev+0x28d0/0x28d0 [ 149.776385][ T8218] process_one_work+0x1219/0x1fe0 [ 149.788117][ T8218] worker_thread+0x10ec/0x2340 [ 149.788117][ T8218] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 149.799767][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.799767][ T8218] kthread+0x521/0x560 [ 149.799767][ T8218] ? process_one_work+0x1fe0/0x1fe0 [ 149.811382][ T8218] ? kthread_blkcg+0x110/0x110 [ 149.811382][ T8218] ret_from_fork+0x1f/0x30 [ 149.822943][ T8218] [ 149.822943][ T8218] Uninit was created at: [ 149.822943][ T8218] kmsan_internal_poison_shadow+0x5c/0xf0 [ 149.835018][ T8218] kmsan_slab_alloc+0x8d/0xe0 [ 149.835018][ T8218] __kmalloc_node_track_caller+0xa37/0x1430 [ 149.846451][ T8218] __alloc_skb+0x2f8/0xb30 [ 149.846451][ T8218] vhci_write+0x18a/0x880 [ 149.857944][ T8218] vfs_write+0x1083/0x1b00 [ 149.857944][ T8218] ksys_write+0x275/0x500 [ 149.857944][ T8218] __se_sys_write+0x92/0xb0 [ 149.869629][ T8218] __x64_sys_write+0x4a/0x70 [ 149.869629][ T8218] do_syscall_64+0x9f/0x140 [ 149.881305][ T8218] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 149.881305][ T8218] ===================================================== [ 149.896656][ T8218] ===================================================== [ 149.903713][ T8218] BUG: KMSAN: uninit-value in hci_event_packet+0x18669/0x39e50 [ 149.906601][ T8218] CPU: 1 PID: 8218 Comm: kworker/u5:2 Tainted: G B 5.11.0-rc7-syzkaller #0 [ 149.906601][ T8218] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 149.906601][ T8218] Workqueue: hci0 hci_rx_work [ 149.906601][ T8218] Call Trace: [ 149.906601][ T8218] dump_stack+0x21c/0x280 [ 149.906601][ T8218] kmsan_report+0xfb/0x1e0 [ 149.906601][ T8218] __msan_warning+0x5f/0xa0 [ 149.906601][ T8218] hci_event_packet+0x18669/0x39e50 [ 149.906601][ T8218] ? kmsan_get_metadata+0x116/0x180 [ 149.906601][ T8218] hci_rx_work+0x744/0xcf0 [ 149.906601][ T8218] ? hci_alloc_dev+0x28d0/0x28d0