bridge0: port 1(bridge_slave_0) entered disabled state tipc: Left network mode veth1_macvtap: left promiscuous mode veth1_macvtap: left promiscuous mode veth0_vlan: left promiscuous mode ------------[ cut here ]------------ WARNING: CPU: 1 PID: 826 at net/ipv6/xfrm6_tunnel.c:341 xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341 Modules linked in: CPU: 1 UID: 0 PID: 826 Comm: kworker/u8:32 Not tainted syzkaller #0 a506770653dd131ce1f6b755c8f096a645f29717 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341 Code: e8 e1 11 d7 fc 4b 83 3c 3e 00 75 19 e8 75 5e 7e fc 49 81 ff f8 07 00 00 74 1b e8 67 5e 7e fc 49 83 c7 08 eb c9 e8 5c 5e 7e 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:ffffc9000e7efb90 EFLAGS: 00010293 RAX: ffffffff85091394 RBX: ffff8881271211c0 RCX: ffff888114449300 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888102320000 RBP: ffffc9000e7efbb0 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52001cfdf04 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888102320000 R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff3a051058 CR3: 000000010c74a000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 00000000000001f8 DR2: 0000000000000002 DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6ba/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 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: 826 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: 826 Comm: kworker/u8:32 Tainted: G W syzkaller #0 a506770653dd131ce1f6b755c8f096a645f29717 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 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 5e 7e fc 49 81 ff f8 07 00 00 74 1b e8 12 5e 7e fc 49 83 c7 08 eb c5 e8 07 5e 7e fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 f7 5d 7e fc 5b 41 5c 41 5e 41 RSP: 0018:ffffc9000e7efb90 EFLAGS: 00010293 RAX: ffffffff850913e9 RBX: ffff888102320800 RCX: ffff888114449300 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff888102320810 RBP: ffffc9000e7efbb0 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52001cfdf04 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff888102320000 R15: 0000000000000010 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fff3a051058 CR3: 000000010c7e2000 CR4: 00000000003526b0 DR0: 0000000000000000 DR1: 00000000000001f8 DR2: 0000000000000002 DR3: ffffffffefffff15 DR6: 00000000ffff0ff0 DR7: 0000000000000600 Call Trace: ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6ba/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 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: 826 at net/xfrm/xfrm_state.c:3217 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3217 Modules linked in: CPU: 0 UID: 0 PID: 826 Comm: kworker/u8:32 Tainted: G W syzkaller #0 a506770653dd131ce1f6b755c8f096a645f29717 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3217 Code: 3c 20 00 74 08 48 89 df e8 cf d1 f1 fc 48 8b 3b e8 e7 c2 dc fc 5b 41 5c 41 5d 41 5e 41 5f 5d e9 48 7b b7 00 cc e8 52 1e 99 fc <0f> 0b e9 b0 fd ff ff e8 46 1e 99 fc 0f 0b e9 18 fe ff ff e8 3a 1e RSP: 0018:ffffc9000e7efb70 EFLAGS: 00010293 RAX: ffffffff84ee539e RBX: ffff8881271211c0 RCX: ffff888114449300 RDX: 0000000000000000 RSI: 0000000000c00000 RDI: ffff888114449300 RBP: ffffc9000e7efb98 R08: ffffffff87d41ae7 R09: 1ffffffff0fa835c R10: dffffc0000000000 R11: fffffbfff0fa835d R12: 1ffffffff0fa80b0 R13: dffffc0000000000 R14: ffff888127121dc0 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055b2c6704660 CR3: 000000010c74a000 CR4: 00000000003526b0 Call Trace: xfrm_net_exit+0x31/0x80 net/xfrm/xfrm_policy.c:4353 ops_exit_list net/core/net_namespace.c:173 [inline] cleanup_net+0x6ba/0xc90 net/core/net_namespace.c:642 process_one_work kernel/workqueue.c:3273 [inline] process_scheduled_works+0x7f7/0x1060 kernel/workqueue.c:3354 worker_thread+0xc99/0x13f0 kernel/workqueue.c:3435 kthread+0x2c7/0x360 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 ]---