IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 8021q: adding VLAN 0 to HW filter on device batadv0 tipc: Started in network mode tipc: Own node identity 7f000001, cluster identity 4711 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.4/7568 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 7568 Comm: syz-executor.4 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 tipc_udp_xmit.isra.15+0xab/0xcd0 net/tipc/udp_media.c:164 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc8352bbc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000e RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8352bc6d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.4/7568 caller is dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 CPU: 0 PID: 7568 Comm: syz-executor.4 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 tipc_udp_xmit.isra.15+0x7aa/0xcd0 net/tipc/udp_media.c:182 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 sctp: failed to load transform for md5: -4 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc8352bbc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000e RBP: 000000000073c040 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc8352bc6d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready 8021q: adding VLAN 0 to HW filter on device batadv0 8021q: adding VLAN 0 to HW filter on device batadv0 tipc: Started in network mode tipc: Own node identity 7f000001, cluster identity 4711 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.5/7600 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 7600 Comm: syz-executor.5 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 tipc_udp_xmit.isra.15+0xab/0xcd0 net/tipc/udp_media.c:164 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4d5ab8fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d5ab906d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: 32-bit node address hash set to 100007f BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.5/7600 caller is dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 CPU: 0 PID: 7600 Comm: syz-executor.5 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 tipc_udp_xmit.isra.15+0x7aa/0xcd0 net/tipc/udp_media.c:182 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4d5ab8fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4d5ab906d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: 32-bit node address hash set to 100007f tipc: Started in network mode tipc: Own node identity 7f000001, cluster identity 4711 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.1/7637 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 7637 Comm: syz-executor.1 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 tipc_udp_xmit.isra.15+0xab/0xcd0 net/tipc/udp_media.c:164 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f26ed813c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f26ed8146d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: Enabling of bearer rejected, already enabled tipc: Started in network mode tipc: Own node identity 7f000001, cluster identity 4711 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.3/7696 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 1 PID: 7696 Comm: syz-executor.3 Not tainted 5.7.0-rc5-syzkaller #0 tipc: 32-bit node address hash set to 100007f Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 tipc_udp_xmit.isra.15+0xab/0xcd0 net/tipc/udp_media.c:164 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f075e8a7c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f075e8a86d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: Started in network mode tipc: Own node identity 7f000001, cluster identity 4711 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/7738 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 1 PID: 7738 Comm: syz-executor.0 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 tipc_udp_xmit.isra.15+0xab/0xcd0 net/tipc/udp_media.c:164 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f56a3ff0c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56a3ff16d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: 32-bit node address hash set to 100007f BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.0/7738 caller is dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 CPU: 1 PID: 7738 Comm: syz-executor.0 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 tipc_udp_xmit.isra.15+0x7aa/0xcd0 net/tipc/udp_media.c:182 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f56a3ff0c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f56a3ff16d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: 32-bit node address hash set to 100007f tipc: Enabled bearer , priority 10 tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Started in network mode tipc: Own node identity 7f000001, cluster identity 4711 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.2/7803 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 7803 Comm: syz-executor.2 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 tipc_udp_xmit.isra.15+0xab/0xcd0 net/tipc/udp_media.c:164 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fa0b5ea4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa0b5ea56d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor.2/7803 caller is dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 CPU: 0 PID: 7803 Comm: syz-executor.2 Not tainted 5.7.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x12d/0x187 lib/dump_stack.c:118 check_preemption_disabled lib/smp_processor_id.c:47 [inline] debug_smp_processor_id.cold.1+0x84/0x9e lib/smp_processor_id.c:57 dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 tipc_udp_xmit.isra.15+0x7aa/0xcd0 net/tipc/udp_media.c:182 tipc_udp_send_msg+0x31e/0x3d0 net/tipc/udp_media.c:244 tipc_bearer_xmit_skb+0x1a5/0x370 net/tipc/bearer.c:526 tipc_enable_bearer+0x859/0xbb0 net/tipc/bearer.c:331 __tipc_nl_bearer_enable+0x265/0x390 net/tipc/bearer.c:995 tipc_nl_bearer_enable+0x1d/0x30 net/tipc/bearer.c:1003 genl_family_rcv_msg_doit net/netlink/genetlink.c:673 [inline] genl_family_rcv_msg net/netlink/genetlink.c:718 [inline] genl_rcv_msg+0x5e1/0x10f0 net/netlink/genetlink.c:735 netlink_rcv_skb+0x13f/0x380 net/netlink/af_netlink.c:2469 genl_rcv+0x23/0x40 net/netlink/genetlink.c:746 netlink_unicast_kernel net/netlink/af_netlink.c:1303 [inline] netlink_unicast+0x479/0x6c0 net/netlink/af_netlink.c:1329 netlink_sendmsg+0x7ab/0xd50 net/netlink/af_netlink.c:1918 sock_sendmsg_nosec net/socket.c:652 [inline] sock_sendmsg+0xe6/0x110 net/socket.c:672 ____sys_sendmsg+0x630/0x9d0 net/socket.c:2352 ___sys_sendmsg+0xe4/0x160 net/socket.c:2406 __sys_sendmsg+0xdc/0x190 net/socket.c:2439 __do_sys_sendmsg net/socket.c:2448 [inline] __se_sys_sendmsg net/socket.c:2446 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2446 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x457f89 Code: ad b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 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 7b b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fa0b5ea4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457f89 RDX: 0000000000000004 RSI: 0000000020000000 RDI: 000000000000000f RBP: 000000000073bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa0b5ea56d4 R13: 00000000004c52ba R14: 00000000004d9038 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: 32-bit node address hash set to 100007f tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled