------------[ cut here ]------------
WARNING: CPU: 0 PID: 589 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: 589 Comm: kworker/u8:5 Not tainted syzkaller #0 7beaeb3ad893ecbf8bcfcfada8847ce2a8dfc7fe
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
Workqueue: netns cleanup_net
RIP: 0010:xfrm6_tunnel_net_exit+0xc4/0x140 net/ipv6/xfrm6_tunnel.c:341
Code: e8 f1 73 d9 fc 4b 83 3c 3e 00 75 19 e8 15 47 81 fc 49 81 ff f8 07 00 00 74 1b e8 07 47 81 fc 49 83 c7 08 eb c9 e8 fc 46 81 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:ffffc90000effb90 EFLAGS: 00010293
RAX: ffffffff850663b4 RBX: ffff888108eb91c0 RCX: ffff8881109b4c00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881364cc000
RBP: ffffc90000effbb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff520001dff04 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8881364cc000 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2dbfe6 CR3: 000000012d9a2000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 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+0x2c9/0x370 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
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 589 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: 589 Comm: kworker/u8:5 Tainted: G        W          syzkaller #0 7beaeb3ad893ecbf8bcfcfada8847ce2a8dfc7fe
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
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 c0 46 81 fc 49 81 ff f8 07 00 00 74 1b e8 b2 46 81 fc 49 83 c7 08 eb c5 e8 a7 46 81 fc <0f> 0b 49 81 ff f8 07 00 00 75 e5 e8 97 46 81 fc 5b 41 5c 41 5e 41
RSP: 0018:ffffc90000effb90 EFLAGS: 00010293
RAX: ffffffff85066409 RBX: ffff8881364cc800 RCX: ffff8881109b4c00
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffff8881364cc808
RBP: ffffc90000effbb0 R08: 0000000000000003 R09: 0000000000000004
R10: dffffc0000000000 R11: fffff520001dff04 R12: dffffc0000000000
R13: dffffc0000000000 R14: ffff8881364cc000 R15: 0000000000000008
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c2dbfe6 CR3: 000000011e864000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 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+0x2c9/0x370 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
 </TASK>
---[ end trace 0000000000000000 ]---
------------[ cut here ]------------
WARNING: CPU: 0 PID: 589 at net/xfrm/xfrm_state.c:3216 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3216
Modules linked in:
CPU: 0 UID: 0 PID: 589 Comm: kworker/u8:5 Tainted: G        W          syzkaller #0 7beaeb3ad893ecbf8bcfcfada8847ce2a8dfc7fe
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
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 ef 3d f4 fc 48 8b 3b e8 57 66 df fc 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 02 11 9c fc <0f> 0b e9 b0 fd ff ff e8 f6 10 9c fc 0f 0b e9 18 fe ff ff e8 ea 10
RSP: 0000:ffffc90000effb70 EFLAGS: 00010293
RAX: ffffffff84eb99ae RBX: ffff888108eb91c0 RCX: ffff8881109b4c00
RDX: 0000000000000000 RSI: 0000000000400000 RDI: ffff8881109b4c00
RBP: ffffc90000effb98 R08: ffffffff87d380c7 R09: 1ffffffff0fa7018
R10: dffffc0000000000 R11: fffffbfff0fa7019 R12: 1ffffffff0fa6d68
R13: dffffc0000000000 R14: ffff888108eb9dc0 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4db4fde000 CR3: 000000012d9a2000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 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+0x2c9/0x370 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
 </TASK>
---[ 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
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode
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
veth1_macvtap: left promiscuous mode
veth0_vlan: left promiscuous mode
------------[ cut here ]------------
WARNING: CPU: 1 PID: 589 at net/xfrm/xfrm_state.c:3216 xfrm_state_fini+0x2be/0x310 net/xfrm/xfrm_state.c:3216
Modules linked in:
CPU: 1 UID: 0 PID: 589 Comm: kworker/u8:5 Tainted: G        W          syzkaller #0 7beaeb3ad893ecbf8bcfcfada8847ce2a8dfc7fe
Tainted: [W]=WARN
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026
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 ef 3d f4 fc 48 8b 3b e8 57 66 df fc 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc e8 02 11 9c fc <0f> 0b e9 b0 fd ff ff e8 f6 10 9c fc 0f 0b e9 18 fe ff ff e8 ea 10
RSP: 0018:ffffc90000effb70 EFLAGS: 00010293
RAX: ffffffff84eb99ae RBX: ffff888108ebc700 RCX: ffff8881109b4c00
RDX: 0000000000000000 RSI: 0000000000c00000 RDI: ffff8881109b4c00
RBP: ffffc90000effb98 R08: ffffffff87d380c7 R09: 1ffffffff0fa7018
R10: dffffc0000000000 R11: fffffbfff0fa7019 R12: 1ffffffff0fa6d68
R13: dffffc0000000000 R14: ffff888108ebd300 R15: dffffc0000000000
FS:  0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f4db4ecb286 CR3: 000000010aba6000 CR4: 00000000003526b0
Call Trace:
 <TASK>
 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+0x2c9/0x370 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
 </TASK>
---[ end trace 0000000000000000 ]---