[ 402.071836] IPVS: ftp: loaded support on port[0] = 21 [ 402.320318] IPVS: ftp: loaded support on port[0] = 21 [ 402.464303] IPVS: ftp: loaded support on port[0] = 21 [ 402.720369] IPVS: ftp: loaded support on port[0] = 21 [ 402.805905] IPVS: ftp: loaded support on port[0] = 21 [ 402.865944] IPVS: ftp: loaded support on port[0] = 21 [ 402.972497] IPVS: ftp: loaded support on port[0] = 21 [ 403.068713] IPVS: ftp: loaded support on port[0] = 21 [ 403.103379] IPVS: ftp: loaded support on port[0] = 21 [ 403.108785] IPVS: ftp: loaded support on port[0] = 21 [ 403.273435] IPVS: ftp: loaded support on port[0] = 21 [ 403.290127] IPVS: ftp: loaded support on port[0] = 21 [ 403.303608] IPVS: ftp: loaded support on port[0] = 21 [ 403.353521] IPVS: ftp: loaded support on port[0] = 21 [ 403.365356] IPVS: ftp: loaded support on port[0] = 21 [ 403.619507] IPVS: ftp: loaded support on port[0] = 21 [ 403.637457] IPVS: ftp: loaded support on port[0] = 21 Warning: Permanently added '10.128.0.64' (ECDSA) to the list of known hosts. [ 407.330568] BUG: sleeping function called from invalid context at net/core/sock.c:2863 [ 407.338987] in_atomic(): 1, irqs_disabled(): 0, pid: 8063, name: syz-executor.4 [ 407.346430] 1 lock held by syz-executor.4/8063: [ 407.351202] #0: 0000000003ab48e4 (hci_sk_list.lock){++++}, at: hci_sock_dev_event+0x361/0x5e0 [ 407.360292] Preemption disabled at: [ 407.360302] [] hci_sock_dev_event+0x361/0x5e0 [ 407.370201] CPU: 0 PID: 8063 Comm: syz-executor.4 Not tainted 4.19.199-syzkaller #0 [ 407.377989] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 407.387335] Call Trace: [ 407.389912] dump_stack+0x17c/0x226 [ 407.393614] ? hci_sock_dev_event+0x361/0x5e0 [ 407.398141] ___might_sleep.cold.15+0x1f1/0x265 [ 407.402801] __might_sleep+0x95/0x190 [ 407.406598] lock_sock_nested+0x24/0x100 [ 407.410651] hci_sock_dev_event+0x3e4/0x5e0 [ 407.414967] ? hci_send_monitor_ctrl_event+0x4b0/0x4b0 [ 407.420360] hci_unregister_dev+0x20b/0x890 [ 407.424676] vhci_release+0x6b/0xe0 [ 407.428289] __fput+0x249/0x7f0 [ 407.431665] ____fput+0x9/0x10 [ 407.434842] task_work_run+0x108/0x180 [ 407.438808] do_exit+0xa6a/0x2d90 [ 407.442355] ? __kasan_slab_free+0x1b0/0x220 [ 407.446833] ? kasan_slab_free+0xe/0x10 [ 407.450879] ? ksys_unshare+0x671/0x710 [ 407.454839] ? mm_update_next_owner+0x680/0x680 [ 407.459598] ? get_signal+0x2ba/0x1970 [ 407.463472] ? _raw_spin_unlock_irq+0x27/0x90 [ 407.467962] ? get_signal+0x2ba/0x1970 [ 407.471840] do_group_exit+0xf8/0x2c0 [ 407.475631] get_signal+0x30b/0x1970 [ 407.479332] ? create_new_namespaces+0x113/0x750 [ 407.484140] do_signal+0x87/0x1870 [ 407.487694] ? create_new_namespaces+0x113/0x750 [ 407.492527] ? setup_sigcontext+0x7d0/0x7d0 [ 407.496840] ? unshare_nsproxy_namespaces+0x87/0x1a0 [ 407.501932] ? ksys_unshare+0x31b/0x710 [ 407.505890] ? walk_process_tree+0x310/0x310 [ 407.510304] ? do_futex+0x1530/0x1530 [ 407.514180] ? io_submit_one+0x1db0/0x1db0 [ 407.518409] ? exit_to_usermode_loop+0x3a/0x1e0 [ 407.523415] ? do_syscall_64+0x413/0x4e0 [ 407.527459] ? lockdep_hardirqs_on+0x3bb/0x5b0 [ 407.532053] ? exit_to_usermode_loop+0x3a/0x1e0 [ 407.536709] ? trace_hardirqs_on+0x28/0x190 [ 407.541030] exit_to_usermode_loop+0x159/0x1e0 [ 407.545601] do_syscall_64+0x413/0x4e0 [ 407.549567] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 407.554739] RIP: 0033:0x465889 [ 407.557937] Code: Bad RIP value. [ 407.561387] RSP: 002b:00007f36b4554188 EFLAGS: 00000246 ORIG_RAX: 0000000000000110 [ 407.569184] RAX: fffffffffffffffc RBX: 000000000055bfa8 RCX: 0000000000465889 [ 407.576785] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000040000000 [ 407.584225] RBP: 00000000004af68d R08: 0000000000000000 R09: 0000000000000000 [ 407.591486] R10: 0000000000000000 R11: 0000000000000246 R12: 000000000055bfa8 [ 407.599106] R13: 00007fff12994f8f R14: 00007f36b4554300 R15: 0000000000022000 [ 408.395151] IPVS: ftp: loaded support on port[0] = 21 [ 408.467250] IPVS: ftp: loaded support on port[0] = 21