Warning: Permanently added '10.128.0.151' (ECDSA) to the list of known hosts. [ 163.009724][T11321] IPVS: ftp: loaded support on port[0] = 21 [ 163.037425][T11327] IPVS: ftp: loaded support on port[0] = 21 [ 163.059481][T11324] IPVS: ftp: loaded support on port[0] = 21 [ 163.065233][T11329] IPVS: ftp: loaded support on port[0] = 21 [ 163.084866][T11330] IPVS: ftp: loaded support on port[0] = 21 [ 163.089083][T11328] IPVS: ftp: loaded support on port[0] = 21 executing program [ 163.382737][T11331] ===================================================== [ 163.389746][T11331] BUG: KMSAN: uninit-value in ethnl_update_bitset32+0x2c85/0x3860 [ 163.397560][T11331] CPU: 1 PID: 11331 Comm: syz-executor487 Not tainted 5.6.0-rc2-syzkaller #0 [ 163.406325][T11331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.416383][T11331] Call Trace: [ 163.419701][T11331] dump_stack+0x1c9/0x220 [ 163.424056][T11331] kmsan_report+0xf7/0x1e0 [ 163.428607][T11331] __msan_warning+0x58/0xa0 [ 163.433138][T11331] ethnl_update_bitset32+0x2c85/0x3860 [ 163.438619][T11331] ? kmsan_get_metadata+0x11d/0x180 [ 163.443885][T11331] ? kmsan_memcpy_memmove_metadata+0x10c/0x2e0 [ 163.450082][T11331] ? kmsan_memcpy_metadata+0xb/0x10 [ 163.455318][T11331] ? __msan_memcpy+0x43/0x50 [ 163.459937][T11331] ethnl_update_bitset+0x11c/0x130 [ 163.465098][T11331] ethnl_set_linkmodes+0x9f9/0x1430 [ 163.470376][T11331] ? kmsan_get_metadata+0x11d/0x180 [ 163.475616][T11331] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 163.481602][T11331] ? linkmodes_fill_reply+0x5c0/0x5c0 [ 163.487015][T11331] genl_rcv_msg+0x205e/0x2460 [ 163.491790][T11331] netlink_rcv_skb+0x451/0x650 [ 163.496579][T11331] ? genl_unbind+0x380/0x380 [ 163.501210][T11331] genl_rcv+0x63/0x80 [ 163.505214][T11331] netlink_unicast+0xf9e/0x1100 [ 163.510097][T11331] ? genl_pernet_exit+0x90/0x90 [ 163.515003][T11331] netlink_sendmsg+0x1246/0x14d0 [ 163.520002][T11331] ? netlink_getsockopt+0x1440/0x1440 [ 163.525391][T11331] ____sys_sendmsg+0x12b6/0x1350 [ 163.530395][T11331] __sys_sendmsg+0x451/0x5f0 [ 163.535063][T11331] ? __fpregs_load_activate+0x38c/0x3c0 [ 163.540622][T11331] ? kmsan_get_metadata+0x11d/0x180 [ 163.545846][T11331] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 163.551682][T11331] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 163.558117][T11331] ? prepare_exit_to_usermode+0x1ca/0x520 [ 163.563885][T11331] __se_sys_sendmsg+0x97/0xb0 [ 163.568591][T11331] __x64_sys_sendmsg+0x4a/0x70 [ 163.573378][T11331] do_syscall_64+0xb8/0x160 [ 163.577902][T11331] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 163.583890][T11331] RIP: 0033:0x445c39 [ 163.587800][T11331] Code: e8 4c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb cb fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 163.607435][T11331] RSP: 002b:00007ffd816e7b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.615862][T11331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000445c39 [ 163.623852][T11331] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 163.631833][T11331] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000bb1414ac [ 163.639813][T11331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 163.647796][T11331] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 163.655805][T11331] [ 163.658149][T11331] Uninit was created at: [ 163.662414][T11331] kmsan_internal_poison_shadow+0x66/0xd0 [ 163.668146][T11331] kmsan_slab_alloc+0x8a/0xe0 [ 163.672849][T11331] __kmalloc_node_track_caller+0xb40/0x1200 [ 163.678753][T11331] __alloc_skb+0x2fd/0xac0 [ 163.683278][T11331] netlink_sendmsg+0x7d3/0x14d0 [ 163.688138][T11331] ____sys_sendmsg+0x12b6/0x1350 [ 163.693098][T11331] __sys_sendmsg+0x451/0x5f0 [ 163.697692][T11331] __se_sys_sendmsg+0x97/0xb0 [ 163.702476][T11331] __x64_sys_sendmsg+0x4a/0x70 [ 163.707249][T11331] do_syscall_64+0xb8/0x160 [ 163.711871][T11331] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 163.717761][T11331] ===================================================== [ 163.724695][T11331] Disabling lock debugging due to kernel taint [ 163.730849][T11331] Kernel panic - not syncing: panic_on_warn set ... [ 163.737449][T11331] CPU: 1 PID: 11331 Comm: syz-executor487 Tainted: G B 5.6.0-rc2-syzkaller #0 [ 163.747599][T11331] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.757681][T11331] Call Trace: [ 163.761001][T11331] dump_stack+0x1c9/0x220 [ 163.765359][T11331] panic+0x3d5/0xc3e [ 163.769337][T11331] kmsan_report+0x1df/0x1e0 [ 163.773875][T11331] __msan_warning+0x58/0xa0 [ 163.778403][T11331] ethnl_update_bitset32+0x2c85/0x3860 [ 163.783881][T11331] ? kmsan_get_metadata+0x11d/0x180 [ 163.789151][T11331] ? kmsan_memcpy_memmove_metadata+0x10c/0x2e0 [ 163.795352][T11331] ? kmsan_memcpy_metadata+0xb/0x10 [ 163.800570][T11331] ? __msan_memcpy+0x43/0x50 [ 163.805189][T11331] ethnl_update_bitset+0x11c/0x130 [ 163.810349][T11331] ethnl_set_linkmodes+0x9f9/0x1430 [ 163.815623][T11331] ? kmsan_get_metadata+0x11d/0x180 [ 163.820978][T11331] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 163.826812][T11331] ? linkmodes_fill_reply+0x5c0/0x5c0 [ 163.832204][T11331] genl_rcv_msg+0x205e/0x2460 [ 163.836970][T11331] netlink_rcv_skb+0x451/0x650 [ 163.841748][T11331] ? genl_unbind+0x380/0x380 [ 163.846398][T11331] genl_rcv+0x63/0x80 [ 163.850396][T11331] netlink_unicast+0xf9e/0x1100 [ 163.855273][T11331] ? genl_pernet_exit+0x90/0x90 [ 163.860169][T11331] netlink_sendmsg+0x1246/0x14d0 [ 163.865169][T11331] ? netlink_getsockopt+0x1440/0x1440 [ 163.870557][T11331] ____sys_sendmsg+0x12b6/0x1350 [ 163.875558][T11331] __sys_sendmsg+0x451/0x5f0 [ 163.880216][T11331] ? __fpregs_load_activate+0x38c/0x3c0 [ 163.885776][T11331] ? kmsan_get_metadata+0x11d/0x180 [ 163.890992][T11331] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 163.896900][T11331] ? __msan_metadata_ptr_for_load_4+0x10/0x20 [ 163.902978][T11331] ? prepare_exit_to_usermode+0x1ca/0x520 [ 163.908767][T11331] __se_sys_sendmsg+0x97/0xb0 [ 163.913501][T11331] __x64_sys_sendmsg+0x4a/0x70 [ 163.918289][T11331] do_syscall_64+0xb8/0x160 [ 163.922819][T11331] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 163.928720][T11331] RIP: 0033:0x445c39 [ 163.932623][T11331] Code: e8 4c e8 ff ff 48 83 c4 18 c3 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 fb cb fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 163.952238][T11331] RSP: 002b:00007ffd816e7b18 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 163.960722][T11331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000445c39 [ 163.968714][T11331] RDX: 0000000000000000 RSI: 0000000020000240 RDI: 0000000000000003 [ 163.976697][T11331] RBP: 0000000000000000 R08: 0000000000000000 R09: 00000000bb1414ac [ 163.984675][T11331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 163.992656][T11331] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 164.001936][T11331] Kernel Offset: 0x1ce00000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff) [ 164.013600][T11331] Rebooting in 86400 seconds..