bridge0: port 1(bridge_slave_0) entered disabled state tipc: Disabling bearer tipc: Disabling bearer tipc: Left network mode ------------[ cut here ]------------ WARNING: CPU: 1 PID: 616 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: 616 Comm: kworker/u8:14 Not tainted syzkaller #0 5d18be0d7d8d5053dc4a903978481071267b1302 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: netns cleanup_net RIP: 0010:xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341 Code: e8 71 da db fc 4b 83 3c 3e 00 75 19 e8 a5 13 84 fc 49 81 ff f8 07 00 00 74 1b e8 97 13 84 fc 49 83 c7 08 eb c9 e8 8c 13 84 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:ffffc9000e5b7b90 EFLAGS: 00010293 RAX: ffffffff85037474 RBX: ffff88812225a380 RCX: ffff88811c960000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88810275c020 RBP: ffffc9000e5b7bb0 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52001cb6f04 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88810275c000 R15: 0000000000000020 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd47b56d14 CR3: 000000010672c000 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: 0 PID: 616 at net/ipv6/xfrm6_tunnel.c:344 xfrm6_tunnel_net_exit+0x119/0x140 net/ipv6/xfrm6_tunnel.c:344 Modules linked in: CPU: 0 UID: 0 PID: 616 Comm: kworker/u8:14 Tainted: G W syzkaller #0 5d18be0d7d8d5053dc4a903978481071267b1302 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 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 50 13 84 fc 49 81 ff f8 07 00 00 74 1b e8 42 13 84 fc 49 83 c7 08 eb c5 e8 37 13 84 fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 27 13 84 fc 5b 41 5c 41 5e 41 RSP: 0018:ffffc9000e5b7b90 EFLAGS: 00010293 RAX: ffffffff850374c9 RBX: ffff88810275c800 RCX: ffff88811c960000 RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff88810275c818 RBP: ffffc9000e5b7bb0 R08: 0000000000000003 R09: 0000000000000004 R10: dffffc0000000000 R11: fffff52001cb6f04 R12: dffffc0000000000 R13: dffffc0000000000 R14: ffff88810275c000 R15: 0000000000000018 FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f12af91a6b0 CR3: 00000000074a8000 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: 616 at net/xfrm/xfrm_state.c:3215 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3215 Modules linked in: CPU: 1 UID: 0 PID: 616 Comm: kworker/u8:14 Tainted: G W syzkaller #0 5d18be0d7d8d5053dc4a903978481071267b1302 Tainted: [W]=WARN Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 Workqueue: netns cleanup_net RIP: 0010:xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3215 Code: 3c 20 00 74 08 48 89 df e8 af a3 f6 fc 48 8b 3b e8 47 e2 e1 fc 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 d2 dc 9e fc <0f> 0b e9 b0 fd ff ff e8 c6 dc 9e fc 0f 0b e9 18 fe ff ff e8 ba dc RSP: 0018:ffffc9000e5b7b70 EFLAGS: 00010293 RAX: ffffffff84e8ab2e RBX: ffff88812225a380 RCX: ffff88811c960000 RDX: 0000000000000000 RSI: 0000000000c00000 RDI: ffff88811c960000 RBP: ffffc9000e5b7b98 R08: ffffffff87d33587 R09: 1ffffffff0fa66b0 R10: dffffc0000000000 R11: fffffbfff0fa66b1 R12: 1ffffffff0fa6400 R13: dffffc0000000000 R14: ffff88812225af80 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ffd47b56d14 CR3: 000000010672c000 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 ]---