bond10 (unregistering): Released all slaves bond9 (unregistering): Released all slaves bond8 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4860 at net/core/dev.c:10870 unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 Modules linked in: CPU: 1 PID: 4860 Comm: kworker/u4:16 Not tainted 6.1.0-rc4-syzkaller-31872-g1621b6eaebf7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 Workqueue: netns cleanup_net pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 lr : unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 sp : ffff8000160fbbc0 x29: ffff8000160fbc10 x28: dead000000000122 x27: ffff000114c45080 x26: ffff8000160fbc78 x25: ffff000114c45080 x24: 0000000000000001 x23: ffff00010f11c000 x22: ffff8000160fbc78 x21: ffff800009d7a59c x20: ffff00010f11c060 x19: dead000000000100 x18: 00000000000001c9 x17: ffff80000c04d83c x16: ffff80000db1a158 x15: ffff0001156c1a40 x14: 0000000000000020 x13: 00000000ffffffff x12: ffff0001156c1a40 x11: ff8080000b2084a4 x10: 0000000000000000 x9 : ffff80000b2084a4 x8 : ffff0001156c1a40 x7 : ffff800008187c7c x6 : 0000000000000000 x5 : ffff8000160fba40 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 default_device_exit_batch+0x3c0/0x424 net/core/dev.c:11341 ops_exit_list net/core/net_namespace.c:174 [inline] cleanup_net+0x3cc/0x648 net/core/net_namespace.c:601 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 irq event stamp: 1736886 hardirqs last enabled at (1736885): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (1736885): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (1736886): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1736840): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (1736840): [] netif_addr_unlock_bh include/linux/netdevice.h:4454 [inline] softirqs last enabled at (1736840): [] dev_mc_flush+0xd4/0xec net/core/dev_addr_lists.c:1036 softirqs last disabled at (1736838): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- bond7 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4860 at net/core/dev.c:10870 unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 Modules linked in: CPU: 1 PID: 4860 Comm: kworker/u4:16 Tainted: G W 6.1.0-rc4-syzkaller-31872-g1621b6eaebf7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 Workqueue: netns cleanup_net pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 lr : unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 sp : ffff8000160fbbc0 x29: ffff8000160fbc10 x28: dead000000000122 x27: ffff000110c8a680 x26: ffff8000160fbc78 x25: ffff000110c8a680 x24: 0000000000000001 x23: ffff00010e6ae000 x22: ffff8000160fbc78 x21: ffff800009d7a59c x20: ffff00010e6ae060 x19: dead000000000100 x18: 00000000000001f6 x17: 0000000000000000 x16: ffff80000db1a158 x15: ffff0001156c1a40 x14: 0000000000000020 x13: 00000000ffffffff x12: ffff0001156c1a40 x11: ff8080000b2084a4 x10: 0000000000000000 x9 : ffff80000b2084a4 x8 : ffff0001156c1a40 x7 : ffff800008187c7c x6 : 0000000000000000 x5 : ffff8000160fba40 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: unregister_netdevice_many+0x7e4/0xa0c net/core/dev.c:10870 default_device_exit_batch+0x3c0/0x424 net/core/dev.c:11341 ops_exit_list net/core/net_namespace.c:174 [inline] cleanup_net+0x3cc/0x648 net/core/net_namespace.c:601 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 irq event stamp: 1739814 hardirqs last enabled at (1739813): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (1739813): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (1739814): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1739770): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (1739770): [] netif_addr_unlock_bh include/linux/netdevice.h:4454 [inline] softirqs last enabled at (1739770): [] dev_mc_flush+0xd4/0xec net/core/dev_addr_lists.c:1036 softirqs last disabled at (1739768): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]--- bond6 (unregistering): Released all slaves bond5 (unregistering): Released all slaves bond4 (unregistering): Released all slaves bond3 (unregistering): Released all slaves bond2 (unregistering): Released all slaves bond1 (unregistering): Released all slaves team0 (unregistering): Port device team_slave_1 removed team0 (unregistering): Port device team_slave_0 removed bond0 (unregistering): (slave bond_slave_1): Releasing backup interface bond0 (unregistering): (slave bond_slave_0): Releasing backup interface bond0 (unregistering): Released all slaves ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4860 at net/core/dev.c:10871 unregister_netdevice_many+0x7f0/0xa0c net/core/dev.c:10871 Modules linked in: CPU: 0 PID: 4860 Comm: kworker/u4:16 Tainted: G W 6.1.0-rc4-syzkaller-31872-g1621b6eaebf7 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/30/2022 Workqueue: netns cleanup_net pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : unregister_netdevice_many+0x7f0/0xa0c net/core/dev.c:10871 lr : unregister_netdevice_many+0x7f0/0xa0c net/core/dev.c:10871 sp : ffff8000160fbbc0 x29: ffff8000160fbc10 x28: dead000000000122 x27: ffff00010eed0500 x26: ffff8000160fbc78 x25: ffff00010eed0500 x24: 0000000000000001 x23: ffff00010ee6a000 x22: ffff8000160fbc78 x21: ffff800009d7a59c x20: ffff00010ee6a060 x19: dead000000000100 x18: 0000000000000002 x17: ffff80000c04d83c x16: ffff80000db1a158 x15: ffff0001156c1a40 x14: 0000000000000020 x13: 00000000ffffffff x12: ffff0001156c1a40 x11: ff8080000b2084b0 x10: 0000000000000000 x9 : ffff80000b2084b0 x8 : ffff0001156c1a40 x7 : ffff800008187c7c x6 : 0000000000000000 x5 : ffff8000160fba40 x4 : 0000000000000000 x3 : 0000000000000000 x2 : 0000000000000006 x1 : 0000000000000001 x0 : 0000000000000000 Call trace: unregister_netdevice_many+0x7f0/0xa0c net/core/dev.c:10871 default_device_exit_batch+0x3c0/0x424 net/core/dev.c:11341 ops_exit_list net/core/net_namespace.c:174 [inline] cleanup_net+0x3cc/0x648 net/core/net_namespace.c:601 process_one_work+0x2d8/0x504 kernel/workqueue.c:2289 worker_thread+0x340/0x610 kernel/workqueue.c:2436 kthread+0x12c/0x158 kernel/kthread.c:376 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:863 irq event stamp: 1860032 hardirqs last enabled at (1860031): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (1860031): [] _raw_spin_unlock_irqrestore+0x48/0x8c kernel/locking/spinlock.c:194 hardirqs last disabled at (1860032): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (1860006): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (1860006): [] netif_addr_unlock_bh include/linux/netdevice.h:4454 [inline] softirqs last enabled at (1860006): [] dev_mc_flush+0xd4/0xec net/core/dev_addr_lists.c:1036 softirqs last disabled at (1859964): [] local_bh_disable+0x10/0x34 include/linux/bottom_half.h:19 ---[ end trace 0000000000000000 ]---