bisecting fixing commit since f5d582777bcb1c7ff19a5a2343f66ea01de401c6 building syzkaller on 7795ae03c0d2358a40130693e40e0fcab5232ed2 testing commit f5d582777bcb1c7ff19a5a2343f66ea01de401c6 with gcc (GCC) 8.1.0 kernel signature: 776b583db950507eec20938c54c495949e5ea469e8bc3dbca8142f779db07c6d run #0: crashed: BUG: unable to handle kernel paging request in free_block run #1: crashed: general protection fault in __bfs run #2: crashed: INFO: rcu detected stall in netlink_sendmsg run #3: crashed: INFO: rcu detected stall in netlink_sendmsg run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: OK testing current HEAD c578ddb39e565139897124e74e5a43e56538cb33 testing commit c578ddb39e565139897124e74e5a43e56538cb33 with gcc (GCC) 8.1.0 kernel signature: eeaaeab76edf74192e7b8a98e385bbf1e24562e241bedce3451e7c9e9609b6f7 all runs: crashed: BUG: using smp_processor_id() in preemptible [ADDR] code: syz-executor revisions tested: 2, total time: 27m16.09342908s (build: 12m16.432982014s, test: 14m9.431956859s) the crash still happens on HEAD commit msg: Merge tag 'linux-kselftest-5.7-rc3' of git://git.kernel.org/pub/scm/linux/kernel/git/shuah/linux-kselftest crash: BUG: using smp_processor_id() in preemptible [ADDR] code: syz-executor 8021q: adding VLAN 0 to HW filter on device team0 8021q: adding VLAN 0 to HW filter on device team0 tipc: Started in network mode tipc: Own node identity ac14142, cluster identity 4711 tipc: New replicast peer: 0.0.0.0 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor1/8683 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 1 PID: 8683 Comm: syz-executor1 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe642cc2c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe642cc36d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: Started in network mode tipc: Own node identity ac14142, cluster identity 4711 tipc: New replicast peer: 0.0.0.0 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor4/8693 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 8693 Comm: syz-executor4 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc99f0f4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000004 RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc99f0f56d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor4/8693 caller is dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 CPU: 1 PID: 8693 Comm: syz-executor4 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fc99f0f4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000004 RBP: 000000000072bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fc99f0f56d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff tipc: 32-bit node address hash set to 201414ac tipc: Enabled bearer , priority 10 tipc: Enabling of bearer rejected, already enabled tipc: Started in network mode tipc: Own node identity ac14142, cluster identity 4711 tipc: New replicast peer: 0.0.0.0 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor3/8712 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 8712 Comm: syz-executor3 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3d1f709c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3d1f70a6d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff tipc: 32-bit node address hash set to 201414ac BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor3/8712 caller is dst_cache_set_ip4+0x97/0x2e0 net/core/dst_cache.c:98 CPU: 1 PID: 8712 Comm: syz-executor3 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f3d1f709c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f3d1f70a6d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Started in network mode tipc: Own node identity ac14142, cluster identity 4711 tipc: New replicast peer: 0.0.0.0 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor5/8752 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 1 PID: 8752 Comm: syz-executor5 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f41715e4c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f41715e56d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff tipc: Enabled bearer , priority 10 tipc: 32-bit node address hash set to 201414ac tipc: Started in network mode tipc: Own node identity ac14142, cluster identity 4711 tipc: New replicast peer: 0.0.0.0 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor2/8755 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 1 PID: 8755 Comm: syz-executor2 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f7875277c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f78752786d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff 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: Enabling of bearer rejected, already enabled tipc: Enabling of bearer rejected, already enabled tipc: Started in network mode tipc: Own node identity ac14142, cluster identity 4711 tipc: New replicast peer: 0.0.0.0 BUG: using smp_processor_id() in preemptible [00000000] code: syz-executor0/8792 caller is dst_cache_get+0x33/0xa0 net/core/dst_cache.c:68 CPU: 0 PID: 8792 Comm: syz-executor0 Not tainted 5.7.0-rc2-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+0x229/0x3d0 net/tipc/udp_media.c:257 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: 32-bit node address hash set to 201414ac 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+0x609/0x980 net/socket.c:2362 ___sys_sendmsg+0xe4/0x160 net/socket.c:2416 __sys_sendmsg+0xd9/0x180 net/socket.c:2449 __do_sys_sendmsg net/socket.c:2458 [inline] __se_sys_sendmsg net/socket.c:2456 [inline] __x64_sys_sendmsg+0x73/0xb0 net/socket.c:2456 do_syscall_64+0xd0/0x630 arch/x86/entry/common.c:295 entry_SYSCALL_64_after_hwframe+0x49/0xb3 RIP: 0033:0x4577c9 Code: fd b3 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 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f16fa993c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004577c9 RDX: 0000000000000080 RSI: 0000000020001e40 RDI: 0000000000000003 RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f16fa9946d4 R13: 00000000004c42db R14: 00000000004d7220 R15: 00000000ffffffff 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: 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: 32-bit node address hash set to 201414ac 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 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: 32-bit node address hash set to 201414ac 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 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 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 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 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 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 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 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 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 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 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 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 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 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 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