Warning: Permanently added '10.128.1.7' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 75.967534][ T8475] IPVS: ftp: loaded support on port[0] = 21 [ 76.023911][ T8475] netlink: 24 bytes leftover after parsing attributes in process `syz-executor048'. [ 76.033482][ T8475] ================================================================================ [ 76.043478][ T8475] UBSAN: shift-out-of-bounds in net/sched/sch_api.c:389:22 [ 76.050840][ T8475] shift exponent 130 is too large for 32-bit type 'int' [ 76.057789][ T8475] CPU: 0 PID: 8475 Comm: syz-executor048 Not tainted 5.11.0-rc2-syzkaller #0 [ 76.066538][ T8475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.076589][ T8475] Call Trace: [ 76.079877][ T8475] dump_stack+0x107/0x163 [ 76.084277][ T8475] ubsan_epilogue+0xb/0x5a [ 76.088873][ T8475] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 76.095662][ T8475] ? __free_slab+0x1d0/0x340 [ 76.100278][ T8475] qdisc_get_rtab.cold+0x1d/0x90 [ 76.105249][ T8475] cbq_init+0x11b/0xc40 [ 76.109419][ T8475] ? cbq_graft+0x650/0x650 [ 76.113847][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.120111][ T8475] ? cbq_graft+0x650/0x650 [ 76.124518][ T8475] qdisc_create+0x4ba/0x1270 [ 76.129113][ T8475] ? tc_get_qdisc+0xad0/0xad0 [ 76.133790][ T8475] ? __nla_parse+0x3d/0x50 [ 76.138229][ T8475] tc_modify_qdisc+0x4c8/0x1990 [ 76.143110][ T8475] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 76.148252][ T8475] ? qdisc_create+0x1270/0x1270 [ 76.153111][ T8475] ? qdisc_create+0x1270/0x1270 [ 76.157970][ T8475] rtnetlink_rcv_msg+0x44e/0xad0 [ 76.162904][ T8475] ? rtnetlink_put_metrics+0x510/0x510 [ 76.168365][ T8475] netlink_rcv_skb+0x153/0x420 [ 76.173140][ T8475] ? rtnetlink_put_metrics+0x510/0x510 [ 76.178589][ T8475] ? netlink_ack+0xaa0/0xaa0 [ 76.183281][ T8475] ? netlink_deliver_tap+0x227/0xb70 [ 76.188578][ T8475] netlink_unicast+0x533/0x7d0 [ 76.193420][ T8475] ? netlink_attachskb+0x870/0x870 [ 76.198515][ T8475] ? _copy_from_iter_full+0x275/0x850 [ 76.203877][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.210152][ T8475] ? __phys_addr_symbol+0x2c/0x70 [ 76.216071][ T8475] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 76.221924][ T8475] ? __check_object_size+0x171/0x3f0 [ 76.227238][ T8475] netlink_sendmsg+0x856/0xd90 [ 76.232009][ T8475] ? netlink_unicast+0x7d0/0x7d0 [ 76.236955][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.243215][ T8475] ? netlink_unicast+0x7d0/0x7d0 [ 76.248143][ T8475] sock_sendmsg+0xcf/0x120 [ 76.252563][ T8475] ____sys_sendmsg+0x6e8/0x810 [ 76.257343][ T8475] ? kernel_sendmsg+0x50/0x50 [ 76.262023][ T8475] ? do_recvmmsg+0x6c0/0x6c0 [ 76.266602][ T8475] ? find_held_lock+0x2d/0x110 [ 76.271366][ T8475] ___sys_sendmsg+0xf3/0x170 [ 76.275950][ T8475] ? sendmsg_copy_msghdr+0x160/0x160 [ 76.281661][ T8475] ? _copy_to_user+0xdc/0x150 [ 76.286342][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.292582][ T8475] ? sock_do_ioctl+0x168/0x2d0 [ 76.297332][ T8475] ? compat_ifr_data_ioctl+0x150/0x150 [ 76.302780][ T8475] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 76.308932][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.315180][ T8475] ? __fget_light+0x215/0x280 [ 76.319874][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.326140][ T8475] __sys_sendmsg+0xe5/0x1b0 [ 76.330636][ T8475] ? __sys_sendmsg_sock+0xb0/0xb0 [ 76.335643][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.341895][ T8475] ? syscall_enter_from_user_mode+0x1d/0x50 [ 76.347805][ T8475] do_syscall_64+0x2d/0x70 [ 76.354469][ T8475] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 76.360373][ T8475] RIP: 0033:0x441419 [ 76.364257][ T8475] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 0d fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.383875][ T8475] RSP: 002b:00007ffdfe474f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.392523][ T8475] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441419 [ 76.400480][ T8475] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 76.408435][ T8475] RBP: 00007ffdfe474fa0 R08: 00000000bb1414ac R09: 00000000bb1414ac [ 76.416391][ T8475] R10: 00000000bb1414ac R11: 0000000000000246 R12: 0000000000000000 [ 76.424396][ T8475] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 76.434852][ T8475] ================================================================================ [ 76.444243][ T8475] Kernel panic - not syncing: panic_on_warn set ... [ 76.450931][ T8475] CPU: 0 PID: 8475 Comm: syz-executor048 Not tainted 5.11.0-rc2-syzkaller #0 [ 76.459710][ T8475] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 76.470311][ T8475] Call Trace: [ 76.473579][ T8475] dump_stack+0x107/0x163 [ 76.477900][ T8475] panic+0x306/0x73d [ 76.481820][ T8475] ? __warn_printk+0xf3/0xf3 [ 76.486428][ T8475] ? ubsan_epilogue+0x3e/0x5a [ 76.491095][ T8475] ubsan_epilogue+0x54/0x5a [ 76.495582][ T8475] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 76.502333][ T8475] ? __free_slab+0x1d0/0x340 [ 76.506921][ T8475] qdisc_get_rtab.cold+0x1d/0x90 [ 76.511851][ T8475] cbq_init+0x11b/0xc40 [ 76.515997][ T8475] ? cbq_graft+0x650/0x650 [ 76.520424][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.526743][ T8475] ? cbq_graft+0x650/0x650 [ 76.531147][ T8475] qdisc_create+0x4ba/0x1270 [ 76.535743][ T8475] ? tc_get_qdisc+0xad0/0xad0 [ 76.540429][ T8475] ? __nla_parse+0x3d/0x50 [ 76.544835][ T8475] tc_modify_qdisc+0x4c8/0x1990 [ 76.549677][ T8475] ? rtnetlink_rcv_msg+0x3f9/0xad0 [ 76.554777][ T8475] ? qdisc_create+0x1270/0x1270 [ 76.559649][ T8475] ? qdisc_create+0x1270/0x1270 [ 76.564482][ T8475] rtnetlink_rcv_msg+0x44e/0xad0 [ 76.569497][ T8475] ? rtnetlink_put_metrics+0x510/0x510 [ 76.574970][ T8475] netlink_rcv_skb+0x153/0x420 [ 76.579720][ T8475] ? rtnetlink_put_metrics+0x510/0x510 [ 76.585169][ T8475] ? netlink_ack+0xaa0/0xaa0 [ 76.589759][ T8475] ? netlink_deliver_tap+0x227/0xb70 [ 76.595041][ T8475] netlink_unicast+0x533/0x7d0 [ 76.599821][ T8475] ? netlink_attachskb+0x870/0x870 [ 76.604984][ T8475] ? _copy_from_iter_full+0x275/0x850 [ 76.610466][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.616757][ T8475] ? __phys_addr_symbol+0x2c/0x70 [ 76.621796][ T8475] ? __sanitizer_cov_trace_cmp8+0x1d/0x70 [ 76.627510][ T8475] ? __check_object_size+0x171/0x3f0 [ 76.632813][ T8475] netlink_sendmsg+0x856/0xd90 [ 76.637576][ T8475] ? netlink_unicast+0x7d0/0x7d0 [ 76.642520][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.648818][ T8475] ? netlink_unicast+0x7d0/0x7d0 [ 76.653754][ T8475] sock_sendmsg+0xcf/0x120 [ 76.658173][ T8475] ____sys_sendmsg+0x6e8/0x810 [ 76.662942][ T8475] ? kernel_sendmsg+0x50/0x50 [ 76.667623][ T8475] ? do_recvmmsg+0x6c0/0x6c0 [ 76.672202][ T8475] ? find_held_lock+0x2d/0x110 [ 76.676997][ T8475] ___sys_sendmsg+0xf3/0x170 [ 76.681588][ T8475] ? sendmsg_copy_msghdr+0x160/0x160 [ 76.686882][ T8475] ? _copy_to_user+0xdc/0x150 [ 76.691661][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.697964][ T8475] ? sock_do_ioctl+0x168/0x2d0 [ 76.702784][ T8475] ? compat_ifr_data_ioctl+0x150/0x150 [ 76.708248][ T8475] ? __sanitizer_cov_trace_switch+0x63/0xf0 [ 76.714154][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.720390][ T8475] ? __fget_light+0x215/0x280 [ 76.725060][ T8475] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 76.731293][ T8475] __sys_sendmsg+0xe5/0x1b0 [ 76.735785][ T8475] ? __sys_sendmsg_sock+0xb0/0xb0 [ 76.740810][ T8475] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 76.747047][ T8475] ? syscall_enter_from_user_mode+0x1d/0x50 [ 76.753365][ T8475] do_syscall_64+0x2d/0x70 [ 76.757767][ T8475] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 76.763664][ T8475] RIP: 0033:0x441419 [ 76.767556][ T8475] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb 0d fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 76.787151][ T8475] RSP: 002b:00007ffdfe474f88 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 76.795559][ T8475] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000441419 [ 76.803619][ T8475] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 76.811575][ T8475] RBP: 00007ffdfe474fa0 R08: 00000000bb1414ac R09: 00000000bb1414ac [ 76.820073][ T8475] R10: 00000000bb1414ac R11: 0000000000000246 R12: 0000000000000000 [ 76.828039][ T8475] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 76.837226][ T8475] Kernel Offset: disabled [ 76.841701][ T8475] Rebooting in 86400 seconds..