Warning: Permanently added '10.128.0.237' (ECDSA) to the list of known hosts. executing program [ 72.562806][ T8465] IPVS: ftp: loaded support on port[0] = 21 [ 72.611027][ T8465] ================================================================================ [ 72.620676][ T8465] UBSAN: shift-out-of-bounds in ./include/net/red.h:252:22 [ 72.629508][ T8465] shift exponent 255 is too large for 32-bit type 'int' [ 72.636659][ T8465] CPU: 0 PID: 8465 Comm: syz-executor194 Not tainted 5.10.0-syzkaller #0 [ 72.645289][ T8465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.655449][ T8465] Call Trace: [ 72.659877][ T8465] dump_stack+0x107/0x163 [ 72.664194][ T8465] ubsan_epilogue+0xb/0x5a [ 72.668594][ T8465] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 72.675681][ T8465] ? rwlock_bug.part.0+0x90/0x90 [ 72.680688][ T8465] ? kasan_unpoison_shadow+0x33/0x40 [ 72.686025][ T8465] gred_change.cold+0xce/0xe2 [ 72.690700][ T8465] ? gred_init+0x360/0x360 [ 72.695165][ T8465] ? gred_init+0x360/0x360 [ 72.699569][ T8465] tc_modify_qdisc+0xd4e/0x1a30 [ 72.704431][ T8465] ? qdisc_create+0x12f0/0x12f0 [ 72.709447][ T8465] ? qdisc_create+0x12f0/0x12f0 [ 72.715275][ T8465] rtnetlink_rcv_msg+0x493/0xb40 [ 72.720230][ T8465] ? rtnl_fdb_dump+0xa00/0xa00 [ 72.724999][ T8465] netlink_rcv_skb+0x153/0x420 [ 72.729767][ T8465] ? rtnl_fdb_dump+0xa00/0xa00 [ 72.734639][ T8465] ? netlink_ack+0xab0/0xab0 [ 72.739246][ T8465] ? netlink_deliver_tap+0x2c4/0xc00 [ 72.744695][ T8465] netlink_unicast+0x533/0x7d0 [ 72.749485][ T8465] ? netlink_attachskb+0x870/0x870 [ 72.755092][ T8465] ? __phys_addr_symbol+0x2c/0x80 [ 72.760126][ T8465] ? __check_object_size+0x171/0x3f0 [ 72.765419][ T8465] netlink_sendmsg+0x907/0xe10 [ 72.770210][ T8465] ? netlink_unicast+0x7d0/0x7d0 [ 72.775148][ T8465] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 72.780630][ T8465] ? netlink_unicast+0x7d0/0x7d0 [ 72.785998][ T8465] sock_sendmsg+0xd3/0x130 [ 72.790584][ T8465] ____sys_sendmsg+0x6e8/0x810 [ 72.795554][ T8465] ? kernel_sendmsg+0x50/0x50 [ 72.800394][ T8465] ? do_recvmmsg+0x6c0/0x6c0 [ 72.805104][ T8465] ? rcu_read_lock_sched_held+0x3a/0x70 [ 72.810816][ T8465] ? kfree+0x305/0x400 [ 72.815058][ T8465] ___sys_sendmsg+0xf3/0x170 [ 72.819638][ T8465] ? sendmsg_copy_msghdr+0x160/0x160 [ 72.824945][ T8465] ? lock_downgrade+0x6d0/0x6d0 [ 72.829832][ T8465] ? _copy_to_user+0xdc/0x150 [ 72.834851][ T8465] ? move_addr_to_user+0xad/0x1f0 [ 72.840077][ T8465] ? __fget_light+0x215/0x280 [ 72.844762][ T8465] __sys_sendmsg+0xe5/0x1b0 [ 72.849284][ T8465] ? __sys_sendmsg_sock+0xb0/0xb0 [ 72.854394][ T8465] ? syscall_enter_from_user_mode+0x1d/0x50 [ 72.860311][ T8465] do_syscall_64+0x2d/0x70 [ 72.864742][ T8465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 72.870712][ T8465] RIP: 0033:0x440e69 [ 72.874725][ T8465] 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 0b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 72.894450][ T8465] RSP: 002b:00007fff634be6d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 72.903028][ T8465] RAX: ffffffffffffffda RBX: 00000000004a2730 RCX: 0000000000440e69 [ 72.911335][ T8465] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 72.919462][ T8465] RBP: 00007fff634be6e0 R08: 0000000120080522 R09: 0000000120080522 [ 72.927431][ T8465] R10: 0000000120080522 R11: 0000000000000246 R12: 00000000004a2730 [ 72.935555][ T8465] R13: 0000000000402390 R14: 0000000000000000 R15: 0000000000000000 [ 72.944023][ T8465] ================================================================================ [ 72.953436][ T8465] Kernel panic - not syncing: panic_on_warn set ... [ 72.960043][ T8465] CPU: 0 PID: 8465 Comm: syz-executor194 Not tainted 5.10.0-syzkaller #0 [ 72.968566][ T8465] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 72.978635][ T8465] Call Trace: [ 72.981925][ T8465] dump_stack+0x107/0x163 [ 72.986247][ T8465] panic+0x393/0x7d3 [ 72.990258][ T8465] ? __warn_printk+0xf3/0xf3 [ 72.994967][ T8465] ? mark_lock+0xf7/0x1890 [ 72.999380][ T8465] ? ubsan_epilogue+0x3e/0x5a [ 73.004043][ T8465] ? ubsan_epilogue+0x35/0x5a [ 73.008707][ T8465] ubsan_epilogue+0x54/0x5a [ 73.013233][ T8465] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 73.020224][ T8465] ? rwlock_bug.part.0+0x90/0x90 [ 73.025173][ T8465] ? kasan_unpoison_shadow+0x33/0x40 [ 73.030487][ T8465] gred_change.cold+0xce/0xe2 [ 73.035173][ T8465] ? gred_init+0x360/0x360 [ 73.039595][ T8465] ? gred_init+0x360/0x360 [ 73.044016][ T8465] tc_modify_qdisc+0xd4e/0x1a30 [ 73.048871][ T8465] ? qdisc_create+0x12f0/0x12f0 [ 73.053776][ T8465] ? qdisc_create+0x12f0/0x12f0 [ 73.059198][ T8465] rtnetlink_rcv_msg+0x493/0xb40 [ 73.064178][ T8465] ? rtnl_fdb_dump+0xa00/0xa00 [ 73.068944][ T8465] netlink_rcv_skb+0x153/0x420 [ 73.073946][ T8465] ? rtnl_fdb_dump+0xa00/0xa00 [ 73.079095][ T8465] ? netlink_ack+0xab0/0xab0 [ 73.083705][ T8465] ? netlink_deliver_tap+0x2c4/0xc00 [ 73.089075][ T8465] netlink_unicast+0x533/0x7d0 [ 73.094808][ T8465] ? netlink_attachskb+0x870/0x870 [ 73.100193][ T8465] ? __phys_addr_symbol+0x2c/0x80 [ 73.105384][ T8465] ? __check_object_size+0x171/0x3f0 [ 73.110837][ T8465] netlink_sendmsg+0x907/0xe10 [ 73.115908][ T8465] ? netlink_unicast+0x7d0/0x7d0 [ 73.120840][ T8465] ? bpf_lsm_socket_sendmsg+0x5/0x10 [ 73.126111][ T8465] ? netlink_unicast+0x7d0/0x7d0 [ 73.131150][ T8465] sock_sendmsg+0xd3/0x130 [ 73.135566][ T8465] ____sys_sendmsg+0x6e8/0x810 [ 73.140338][ T8465] ? kernel_sendmsg+0x50/0x50 [ 73.145109][ T8465] ? do_recvmmsg+0x6c0/0x6c0 [ 73.149738][ T8465] ? rcu_read_lock_sched_held+0x3a/0x70 [ 73.155656][ T8465] ? kfree+0x305/0x400 [ 73.159808][ T8465] ___sys_sendmsg+0xf3/0x170 [ 73.164570][ T8465] ? sendmsg_copy_msghdr+0x160/0x160 [ 73.169872][ T8465] ? lock_downgrade+0x6d0/0x6d0 [ 73.174729][ T8465] ? _copy_to_user+0xdc/0x150 [ 73.179393][ T8465] ? move_addr_to_user+0xad/0x1f0 [ 73.184405][ T8465] ? __fget_light+0x215/0x280 [ 73.189091][ T8465] __sys_sendmsg+0xe5/0x1b0 [ 73.193733][ T8465] ? __sys_sendmsg_sock+0xb0/0xb0 [ 73.198917][ T8465] ? syscall_enter_from_user_mode+0x1d/0x50 [ 73.204923][ T8465] do_syscall_64+0x2d/0x70 [ 73.209339][ T8465] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 73.215220][ T8465] RIP: 0033:0x440e69 [ 73.219125][ T8465] 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 0b 10 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 73.239390][ T8465] RSP: 002b:00007fff634be6d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 73.248009][ T8465] RAX: ffffffffffffffda RBX: 00000000004a2730 RCX: 0000000000440e69 [ 73.255970][ T8465] RDX: 0000000000000000 RSI: 0000000020000080 RDI: 0000000000000003 [ 73.263946][ T8465] RBP: 00007fff634be6e0 R08: 0000000120080522 R09: 0000000120080522 [ 73.271932][ T8465] R10: 0000000120080522 R11: 0000000000000246 R12: 00000000004a2730 [ 73.279964][ T8465] R13: 0000000000402390 R14: 0000000000000000 R15: 0000000000000000 [ 73.288810][ T8465] Kernel Offset: disabled [ 73.293366][ T8465] Rebooting in 86400 seconds..