bridge_slave_0: left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state tipc: Left network mode veth1_macvtap: left promiscuous mode veth0_vlan: left promiscuous mode ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5843 at net/ipv6/xfrm6_tunnel.c:341 xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341 Modules linked in: CPU: 0 UID: 0 PID: 5843 Comm: kworker/u8:44 Not tainted syzkaller #0 3c3e934d31ea577738626f5044e1400ec85c2ff3 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341 Code: e8 81 38 d9 fc 4b 83 3c 3e 00 75 19 e8 75 f9 80 fc 49 81 ff f8 07 00 00 74 1b e8 67 f9 80 fc 49 83 c7 08 eb c9 e8 5c f9 80 fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 49 8d 9e 00 08 00 00 45 31 ff 4a RSP: 0018:ffffc90005a97b90 EFLAGS: 00010293 RAX: ffffffff8506b354 RBX: ffff888119d53540 RCX: ffff88813aed1300 RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff8881231f05d0 RBP: ffffc90005a97bb0 R08: ffffffff87d38f87 R09: 1ffffffff0fa71f0 R10: dffffc0000000000 R11: fffffbfff0fa71f1 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff8881231f0000 R15: 00000000000005d0 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a304ca6b0 CR3: 000000010b3ae000 CR4: 00000000003526b0 Call Trace: ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d1/0x1020 kernel/workqueue.c:3319 worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400 kthread+0x2c6/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5843 at net/ipv6/xfrm6_tunnel.c:344 xfrm6_tunnel_net_exit+0x119/0x140 net/ipv6/xfrm6_tunnel.c:344 Modules linked in: CPU: 1 UID: 0 PID: 5843 Comm: kworker/u8:44 Tainted: G W syzkaller #0 3c3e934d31ea577738626f5044e1400ec85c2ff3 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm6_tunnel_net_exit+0x119/0x140 net/ipv6/xfrm6_tunnel.c:344 Code: fc 4b 83 bc 3e 00 08 00 00 00 75 19 e8 20 f9 80 fc 49 81 ff f8 07 00 00 74 1b e8 12 f9 80 fc 49 83 c7 08 eb c5 e8 07 f9 80 fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 f7 f8 80 fc 5b 41 5c 41 5e 41 RSP: 0018:ffffc90005a97b90 EFLAGS: 00010293 RAX: ffffffff8506b3a9 RBX: ffff8881231f0800 RCX: ffff88813aed1300 RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff8881231f0808 RBP: ffffc90005a97bb0 R08: ffffffff87d38f87 R09: 1ffffffff0fa71f0 R10: dffffc0000000000 R11: fffffbfff0fa71f1 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff8881231f0000 R15: 0000000000000008 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055557f695898 CR3: 00000000074a8000 CR4: 00000000003526b0 DR0: 0000000000000007 DR1: ffffffffff7fff00 DR2: 4000000000010022 DR3: fffffffffffffff6 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d1/0x1020 kernel/workqueue.c:3319 worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400 kthread+0x2c6/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5843 at net/xfrm/xfrm_state.c:3216 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3216 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3216 Code: 3c 20 00 74 08 48 89 df e8 7f 04 f4 fc 48 8b 3b e8 57 26 df fc 5b 41 5c 41 5d 41 5e 41 5f 5d e9 58 cb b7 00 cc e8 62 c5 9b fc <0f> 0b e9 b0 fd ff ff e8 56 c5 9b fc 0f 0b e9 18 fe ff ff e8 4a c5 RSP: 0018:ffffc90005a97b70 EFLAGS: 00010293 RAX: ffffffff84ebe74e RBX: ffff888119d53540 RCX: ffff88813aed1300 RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff88813aed1300 RBP: ffffc90005a97b98 R08: ffffffff87d38f87 R09: 1ffffffff0fa71f0 R10: dffffc0000000000 R11: fffffbfff0fa71f1 R12: 1ffffffff0fa6f40 R13: dffffc0000000000 R14: ffff888119d54140 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a304ca6b0 CR3: 000000010b3ae000 CR4: 00000000003526b0 Call Trace: xfrm_net_exit+0x31/0x80 net/xfrm/xfrm_policy.c:4342 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d1/0x1020 kernel/workqueue.c:3319 worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400 kthread+0x2c6/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5843 at net/xfrm/xfrm_state.c:3223 xfrm_state_fini+0x2e2/0x310 net/xfrm/xfrm_state.c:3223 Modules linked in: CPU: 1 UID: 0 PID: 5843 Comm: kworker/u8:44 Tainted: G W syzkaller #0 3c3e934d31ea577738626f5044e1400ec85c2ff3 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x2e2/0x310 net/xfrm/xfrm_state.c:3223 Code: cc e8 62 c5 9b fc 0f 0b e9 b0 fd ff ff e8 56 c5 9b fc 0f 0b e9 18 fe ff ff e8 4a c5 9b fc 0f 0b e9 8c fe ff ff e8 3e c5 9b fc <0f> 0b e9 f9 fe ff ff e8 32 c5 9b fc 0f 0b e9 66 ff ff ff 89 f9 80 RSP: 0018:ffffc90005a97b70 EFLAGS: 00010293 RAX: ffffffff84ebe772 RBX: ffff888119d53540 RCX: ffff88813aed1300 RDX: 0000000000000000 RSI: ffff888104f7e580 RDI: ffff8881000418c0 RBP: ffffc90005a97b98 R08: 000000000eb01346 R09: 0000000050953719 R10: 000000000000000d R11: ffffffff8175da00 R12: ffff888104f7e200 R13: 1ffff110233aa82b R14: 0000000000000040 R15: ffff888119d54158 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055557f695898 CR3: 000000010b3ae000 CR4: 00000000003526b0 DR0: 0000000000000007 DR1: ffffffffff7fff00 DR2: 4000000000010022 DR3: fffffffffffffff6 DR6: 00000000ffff0ff0 DR7: 0000000000000400 Call Trace: xfrm_net_exit+0x31/0x80 net/xfrm/xfrm_policy.c:4342 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d1/0x1020 kernel/workqueue.c:3319 worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400 kthread+0x2c6/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 5843 at net/xfrm/xfrm_state.c:3225 xfrm_state_fini+0x2ee/0x310 net/xfrm/xfrm_state.c:3225 Modules linked in: CPU: 0 UID: 0 PID: 5843 Comm: kworker/u8:44 Tainted: G W syzkaller #0 3c3e934d31ea577738626f5044e1400ec85c2ff3 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x2ee/0x310 net/xfrm/xfrm_state.c:3225 Code: ff e8 56 c5 9b fc 0f 0b e9 18 fe ff ff e8 4a c5 9b fc 0f 0b e9 8c fe ff ff e8 3e c5 9b fc 0f 0b e9 f9 fe ff ff e8 32 c5 9b fc <0f> 0b e9 66 ff ff ff 89 f9 80 e1 07 80 c1 03 38 c1 0f 8c 8e fd ff RSP: 0018:ffffc90005a97b70 EFLAGS: 00010293 RAX: ffffffff84ebe77e RBX: ffff888119d53540 RCX: ffff88813aed1300 RDX: 0000000000000000 RSI: ffff888104f7e200 RDI: ffff8881000418c0 RBP: ffffc90005a97b98 R08: 0000000033e9f81d R09: 00000000b6e4367a R10: 000000000000000d R11: ffffffff8175da00 R12: ffff888105abc880 R13: 1ffff110233aa82a R14: 0000000000000040 R15: ffff888119d54150 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a304ca6b0 CR3: 000000010b3ae000 CR4: 00000000003526b0 Call Trace: xfrm_net_exit+0x31/0x80 net/xfrm/xfrm_policy.c:4342 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6bd/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3238 [inline] process_scheduled_works+0x7d1/0x1020 kernel/workqueue.c:3319 worker_thread+0xc70/0x10b0 kernel/workqueue.c:3400 kthread+0x2c6/0x370 kernel/kthread.c:389 ret_from_fork+0x67/0xa0 arch/x86/kernel/process.c:153 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244 ---[ end trace 0000000000000000 ]--- bridge_slave_1: left allmulticast mode bridge_slave_1: left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state bridge_slave_0: left allmulticast mode bridge_slave_0: left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state bridge_slave_1: left allmulticast mode bridge_slave_1: left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state bridge_slave_0: left allmulticast mode bridge_slave_0: left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state bridge_slave_1: left allmulticast mode bridge_slave_1: left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state bridge_slave_0: left allmulticast mode bridge_slave_0: left promiscuous mode bridge0: port 1(bridge_slave_0) entered disabled state tipc: Left network mode veth1_macvtap: left promiscuous mode veth0_vlan: left promiscuous mode