[ 10.314304][ T188] ip (188) used greatest stack depth: 24416 bytes left [ 10.314320][ T188] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 10.314323][ T188] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 188, name: ip [ 10.314324][ T188] preempt_count: 2, expected: 0 [ 10.314325][ T188] RCU nest depth: 0, expected: 0 [ 10.314326][ T188] locks held by ip/188: 5, last CPU#3: [ 10.314328][ T188] #0: ffffffffa74027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 10.314341][ T188] #1: ffffffffa7569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 10.314347][ T188] #2: ffffffffa7569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 10.314351][ T188] #3: ffffffffa7489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 10.314355][ T188] #4: ffffffffa7489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 10.314358][ T188] irq event stamp: 48080 [ 10.314359][ T188] hardirqs last enabled at (48079): [] __down_trylock_console_sem+0x86/0xa0 [ 10.314362][ T188] hardirqs last disabled at (48080): [] console_emit_next_record+0x3d4/0x4c0 [ 10.314364][ T188] softirqs last enabled at (46796): [] netlink_release+0x17b/0xcf0 [ 10.314368][ T188] softirqs last disabled at (46794): [] netlink_release+0xd2/0xcf0 [ 10.314370][ T188] Preemption disabled at: [ 10.314371][ T188] [<0000000000000000>] 0x0 [ 10.314377][ T188] CPU: 3 UID: 0 PID: 188 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 10.314381][ T188] Tainted: [W]=WARN [ 10.314382][ T188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.314384][ T188] Call Trace: [ 10.314385][ T188] [ 10.314387][ T188] dump_stack_lvl+0x6f/0xa0 [ 10.314393][ T188] __might_resched.cold+0x1fe/0x2c1 [ 10.314397][ T188] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 10.314401][ T188] ? __kmalloc_noprof+0xdb/0x760 [ 10.314407][ T188] __kmalloc_noprof+0x443/0x760 [ 10.314409][ T188] ? alloc_buf.isra.0+0x4b/0x260 [ 10.314417][ T188] ? do_raw_spin_unlock+0x59/0x250 [ 10.314419][ T188] alloc_buf.isra.0+0x4b/0x260 [ 10.314422][ T188] put_chars+0x1e1/0x2f0 [ 10.314425][ T188] ? __send_to_port+0x420/0x420 [ 10.314427][ T188] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 10.314431][ T188] ? validate_chain+0x38b/0xc20 [ 10.314436][ T188] hvc_console_print+0x292/0x780 [ 10.314443][ T188] ? hvc_write+0x3a0/0x3a0 [ 10.314445][ T188] ? rcu_is_watching+0x16/0xd0 [ 10.314447][ T188] ? lock_acquire+0x13c/0x160 [ 10.314451][ T188] console_emit_next_record+0x22f/0x4c0 [ 10.314455][ T188] ? devkmsg_read+0x4b0/0x4b0 [ 10.314457][ T188] ? console_flush_one_record+0x106/0x710 [ 10.314460][ T188] ? rcu_is_watching+0x16/0xd0 [ 10.314463][ T188] ? lock_acquire+0x13c/0x160 [ 10.314467][ T188] console_flush_one_record+0x46f/0x710 [ 10.314474][ T188] ? console_emit_next_record+0x4c0/0x4c0 [ 10.314475][ T188] ? __lock_acquire+0x518/0xc20 [ 10.314481][ T188] console_unlock+0xee/0x1f0 [ 10.314484][ T188] ? console_flush_one_record+0x710/0x710 [ 10.314485][ T188] ? rcu_is_watching+0x16/0xd0 [ 10.314488][ T188] ? lock_acquire+0x60/0x160 [ 10.314491][ T188] ? __down_trylock_console_sem+0x5e/0xa0 [ 10.314493][ T188] ? vprintk_emit+0x320/0x3e0 [ 10.314496][ T188] vprintk_emit+0x37c/0x3e0 [ 10.314500][ T188] ? wake_up_klogd_work_func+0x90/0x90 [ 10.314504][ T188] ? __lock_acquire+0x518/0xc20 [ 10.314507][ T188] _printk+0xc7/0x100 [ 10.314511][ T188] ? snapshot_read.cold+0x21/0x21 [ 10.314514][ T188] ? do_raw_spin_lock+0x131/0x280 [ 10.314516][ T188] ? __rwlock_init+0x150/0x150 [ 10.314520][ T188] ? do_raw_spin_lock+0x131/0x280 [ 10.314523][ T188] do_exit.cold+0x82/0x9c [ 10.314527][ T188] ? exit_notify+0x890/0x890 [ 10.314529][ T188] ? __lock_release.isra.0+0x69/0x1a0 [ 10.314532][ T188] ? rcu_is_watching+0x16/0xd0 [ 10.314536][ T188] do_group_exit+0xb8/0x370 [ 10.314539][ T188] __x64_sys_exit_group+0x3c/0x50 [ 10.314540][ T188] x64_sys_call+0x1567/0x1570 [ 10.314543][ T188] do_syscall_64+0xff/0x530 [ 10.314546][ T188] ? exc_page_fault+0xee/0x100 [ 10.314549][ T188] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 10.314551][ T188] RIP: 0033:0x7f68363191b8 [ 10.314553][ T188] Code: Unable to access opcode bytes at 0x7f683631918e. [ 10.314554][ T188] RSP: 002b:00007ffcb8c6cd48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.314556][ T188] RAX: ffffffffffffffda RBX: 00007f6836449f88 RCX: 00007f68363191b8 [ 10.314558][ T188] RDX: 00007f6836063fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.314559][ T188] RBP: 00007ffcb8c6cda0 R08: 0000000000000000 R09: 0000000000008010 [ 10.314560][ T188] R10: 00007ffcb8c6cb60 R11: 0000000000000246 R12: 0000000000000001 [ 10.314560][ T188] R13: 0000000000000000 R14: 00007f6836448680 R15: 00007f6836449fa0 [ 10.314567][ T188] [ 12.149408][ T255] br0: port 1(veth1) entered blocking state [ 12.149545][ T255] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 12.149547][ T255] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 255, name: ip [ 12.149549][ T255] preempt_count: 1, expected: 0 [ 12.149550][ T255] RCU nest depth: 0, expected: 0 [ 12.149551][ T255] locks held by ip/255: 5, last CPU#3: [ 12.149553][ T255] #0: ffffffffa7cd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 12.149566][ T255] #1: ffffffffa7569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 12.149573][ T255] #2: ffffffffa7569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 12.149576][ T255] #3: ffffffffa7489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 12.149580][ T255] #4: ffffffffa7489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 12.149584][ T255] irq event stamp: 12808 [ 12.149585][ T255] hardirqs last enabled at (12807): [] __down_trylock_console_sem+0x86/0xa0 [ 12.149588][ T255] hardirqs last disabled at (12808): [] console_emit_next_record+0x3d4/0x4c0 [ 12.149589][ T255] softirqs last enabled at (12720): [] __alloc_skb+0x4c2/0x5f0 [ 12.149593][ T255] softirqs last disabled at (12718): [] __alloc_skb+0x4c2/0x5f0 [ 12.149595][ T255] Preemption disabled at: [ 12.149596][ T255] [] vprintk_emit+0x31b/0x3e0 [ 12.149602][ T255] CPU: 3 UID: 0 PID: 255 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 12.149605][ T255] Tainted: [W]=WARN [ 12.149606][ T255] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.149607][ T255] Call Trace: [ 12.149609][ T255] [ 12.149611][ T255] dump_stack_lvl+0x6f/0xa0 [ 12.149617][ T255] ? vprintk_emit+0x31b/0x3e0 [ 12.149619][ T255] __might_resched.cold+0x1fe/0x2c1 [ 12.149624][ T255] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 12.149628][ T255] ? __kmalloc_noprof+0xdb/0x760 [ 12.149633][ T255] __kmalloc_noprof+0x443/0x760 [ 12.149635][ T255] ? alloc_buf.isra.0+0x4b/0x260 [ 12.149641][ T255] ? do_raw_spin_unlock+0x59/0x250 [ 12.149644][ T255] alloc_buf.isra.0+0x4b/0x260 [ 12.149647][ T255] put_chars+0x1e1/0x2f0 [ 12.149649][ T255] ? __send_to_port+0x420/0x420 [ 12.149654][ T255] ? validate_chain+0x34a/0xc20 [ 12.149657][ T255] hvc_console_print+0x292/0x780 [ 12.149660][ T255] ? mark_usage+0x61/0x170 [ 12.149662][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149663][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149667][ T255] ? hvc_write+0x3a0/0x3a0 [ 12.149669][ T255] ? console_emit_next_record+0x1df/0x4c0 [ 12.149678][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.149682][ T255] ? lock_acquire+0x13c/0x160 [ 12.149686][ T255] console_emit_next_record+0x22f/0x4c0 [ 12.149689][ T255] ? devkmsg_read+0x4b0/0x4b0 [ 12.149691][ T255] ? console_flush_one_record+0x106/0x710 [ 12.149694][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.149696][ T255] ? lock_acquire+0x13c/0x160 [ 12.149700][ T255] console_flush_one_record+0x46f/0x710 [ 12.149704][ T255] ? console_emit_next_record+0x4c0/0x4c0 [ 12.149706][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149711][ T255] console_unlock+0xee/0x1f0 [ 12.149714][ T255] ? console_flush_one_record+0x710/0x710 [ 12.149716][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.149718][ T255] ? lock_acquire+0x60/0x160 [ 12.149721][ T255] ? __down_trylock_console_sem+0x5e/0xa0 [ 12.149723][ T255] ? vprintk_emit+0x320/0x3e0 [ 12.149726][ T255] vprintk_emit+0x37c/0x3e0 [ 12.149730][ T255] ? wake_up_klogd_work_func+0x90/0x90 [ 12.149732][ T255] ? __lock_release.isra.0+0x69/0x1a0 [ 12.149734][ T255] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 12.149738][ T255] ? mark_held_locks+0x40/0x70 [ 12.149742][ T255] _printk+0xc7/0x100 [ 12.149745][ T255] ? snapshot_read.cold+0x21/0x21 [ 12.149749][ T255] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 12.149761][ T255] ? do_setlink.isra.0+0xa31/0x2750 [ 12.149763][ T255] ? rtnl_newlink+0x9f1/0x11c0 [ 12.149764][ T255] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.149768][ T255] br_set_state+0x22f/0x430 [bridge] [ 12.149778][ T255] br_init_port+0xc4/0x200 [bridge] [ 12.149786][ T255] new_nbp+0x39c/0x580 [bridge] [ 12.149795][ T255] br_add_if+0x212/0x1320 [bridge] [ 12.149802][ T255] ? is_bpf_text_address+0x72/0x110 [ 12.149807][ T255] ? kernel_text_address+0x149/0x170 [ 12.149809][ T255] ? __kernel_text_address+0x12/0x30 [ 12.149813][ T255] do_set_master+0x357/0x580 [ 12.149818][ T255] do_setlink.isra.0+0xa31/0x2750 [ 12.149821][ T255] ? stack_trace_save+0x93/0xc0 [ 12.149824][ T255] ? rtnl_link_get_size+0x350/0x350 [ 12.149825][ T255] ? rcu_read_lock_any_held+0x66/0x90 [ 12.149828][ T255] ? stack_depot_save_flags+0x38e/0x790 [ 12.149831][ T255] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 12.149834][ T255] ? rcu_read_lock_any_held+0x3c/0x90 [ 12.149836][ T255] ? validate_chain+0x38b/0xc20 [ 12.149838][ T255] ? kasan_save_stack+0x3d/0x50 [ 12.149841][ T255] ? kasan_save_stack+0x2f/0x50 [ 12.149843][ T255] ? kasan_save_track+0x14/0x30 [ 12.149845][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149847][ T255] ? netlink_seq_next+0xe/0x60 [ 12.149850][ T255] ? ___sys_sendmsg+0xb0/0x1d0 [ 12.149855][ T255] ? lock_acquire.part.0+0xd4/0x280 [ 12.149857][ T255] ? rtnl_newlink+0x9a8/0x11c0 [ 12.149859][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.149862][ T255] ? lock_acquire+0x13c/0x160 [ 12.149863][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.149865][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.149867][ T255] ? trace_contention_end+0xb3/0x180 [ 12.149871][ T255] ? __mutex_lock+0x1db/0x1ea0 [ 12.149873][ T255] ? __mutex_lock+0x9a3/0x1ea0 [ 12.149875][ T255] ? rtnl_newlink+0x9a8/0x11c0 [ 12.149878][ T255] ? ww_mutex_lock+0x160/0x160 [ 12.149880][ T255] ? nla_get_range_signed+0x3d0/0x3d0 [ 12.149885][ T255] ? __rtnl_newlink+0x3fa/0xa50 [ 12.149890][ T255] rtnl_newlink+0x9f1/0x11c0 [ 12.149895][ T255] ? rtnl_bridge_getlink+0x850/0x850 [ 12.149897][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149901][ T255] ? lock_acquire.part.0+0xd4/0x280 [ 12.149903][ T255] ? find_held_lock+0x2b/0x80 [ 12.149905][ T255] ? rtnl_bridge_getlink+0x850/0x850 [ 12.149906][ T255] ? __lock_release.isra.0+0x69/0x1a0 [ 12.149910][ T255] ? rtnl_bridge_getlink+0x850/0x850 [ 12.149912][ T255] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 12.149915][ T255] ? rtnl_link_fill+0x920/0x920 [ 12.149916][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149920][ T255] ? lock_acquire.part.0+0xd4/0x280 [ 12.149922][ T255] ? find_held_lock+0x2b/0x80 [ 12.149925][ T255] netlink_rcv_skb+0x14e/0x3a0 [ 12.149927][ T255] ? rtnl_link_fill+0x920/0x920 [ 12.149930][ T255] ? netlink_ack+0xcf0/0xcf0 [ 12.149936][ T255] ? netlink_deliver_tap+0xc5/0x330 [ 12.149937][ T255] ? netlink_deliver_tap+0x13c/0x330 [ 12.149941][ T255] netlink_unicast+0x486/0x750 [ 12.149945][ T255] ? netlink_attachskb+0x810/0x810 [ 12.149947][ T255] ? __lock_acquire+0x518/0xc20 [ 12.149951][ T255] netlink_sendmsg+0x735/0xc60 [ 12.149955][ T255] ? netlink_unicast+0x750/0x750 [ 12.149959][ T255] ? __might_fault+0x97/0x140 [ 12.149964][ T255] ____sys_sendmsg+0x415/0x880 [ 12.149966][ T255] ? copy_msghdr_from_user+0x279/0x420 [ 12.149968][ T255] ? get_timestamp.constprop.0+0x390/0x390 [ 12.149970][ T255] ? move_addr_to_kernel+0x40/0x40 [ 12.149977][ T255] ___sys_sendmsg+0x14e/0x1d0 [ 12.149980][ T255] ? copy_msghdr_from_user+0x420/0x420 [ 12.149995][ T255] __sys_sendmsg+0x12c/0x1d0 [ 12.149998][ T255] ? __sys_sendmsg_sock+0x20/0x20 [ 12.150004][ T255] ? rcu_is_watching+0x16/0xd0 [ 12.150008][ T255] do_syscall_64+0xff/0x530 [ 12.150010][ T255] ? exc_page_fault+0xee/0x100 [ 12.150013][ T255] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 12.150015][ T255] RIP: 0033:0x7f799038454e [ 12.150019][ T255] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 12.150020][ T255] RSP: 002b:00007fffe93b8860 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.150023][ T255] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f799038454e [ 12.150025][ T255] RDX: 0000000000000000 RSI: 00007fffe93b8910 RDI: 0000000000000005 [ 12.150026][ T255] RBP: 00007fffe93b8870 R08: 0000000000000000 R09: 0000000000000000 [ 12.150026][ T255] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182dd [ 12.150027][ T255] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe93b8fd0 [ 12.150034][ T255] [ 12.189732][ T255] br0: port 1(veth1) entered disabled state [ 12.190062][ T255] veth1: entered allmulticast mode [ 12.191752][ T255] veth1: entered promiscuous mode [ 12.198665][ T255] ip (255) used greatest stack depth: 23336 bytes left [ 12.218605][ T257] br0: port 2(veth2) entered blocking state [ 12.218909][ T257] br0: port 2(veth2) entered disabled state [ 12.219202][ T257] veth2: entered allmulticast mode [ 12.220776][ T257] veth2: entered promiscuous mode [ 12.263718][ T258] br0: port 3(veth4) entered blocking state [ 12.264250][ T258] br0: port 3(veth4) entered disabled state [ 12.265315][ T258] veth4: entered allmulticast mode [ 12.268548][ T258] veth4: entered promiscuous mode [ 12.537417][ T39] br0: port 1(veth1) entered blocking state [ 12.537995][ T39] br0: port 1(veth1) entered forwarding state [ 12.571707][ T204] br0: port 2(veth2) entered blocking state [ 12.572238][ T204] br0: port 2(veth2) entered forwarding state [ 12.616617][ T204] br0: port 3(veth4) entered blocking state [ 12.616943][ T204] br0: port 3(veth4) entered forwarding state [ 26.490985][ T331] veth3: entered promiscuous mode [ 26.491006][ T331] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 26.491008][ T331] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 331, name: ip [ 26.491010][ T331] preempt_count: 1, expected: 0 [ 26.491010][ T331] RCU nest depth: 0, expected: 0 [ 26.491011][ T331] locks held by ip/331: 5, last CPU#1: [ 26.491014][ T331] #0: ffffffffa7cd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 26.491025][ T331] #1: ffffffffa7569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 26.491032][ T331] #2: ffffffffa7569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 26.491035][ T331] #3: ffffffffa7489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 26.491039][ T331] #4: ffffffffa7489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 26.491043][ T331] irq event stamp: 21898 [ 26.491044][ T331] hardirqs last enabled at (21897): [] __down_trylock_console_sem+0x86/0xa0 [ 26.491046][ T331] hardirqs last disabled at (21898): [] console_emit_next_record+0x3d4/0x4c0 [ 26.491048][ T331] softirqs last enabled at (21892): [] __dev_change_flags+0x20b/0x660 [ 26.491052][ T331] softirqs last disabled at (21890): [] dev_set_rx_mode+0x56/0xa0 [ 26.491054][ T331] Preemption disabled at: [ 26.491055][ T331] [] vprintk_emit+0x31b/0x3e0 [ 26.491061][ T331] CPU: 1 UID: 0 PID: 331 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 26.491064][ T331] Tainted: [W]=WARN [ 26.491065][ T331] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.491067][ T331] Call Trace: [ 26.491069][ T331] [ 26.491070][ T331] dump_stack_lvl+0x6f/0xa0 [ 26.491076][ T331] ? vprintk_emit+0x31b/0x3e0 [ 26.491078][ T331] __might_resched.cold+0x1fe/0x2c1 [ 26.491083][ T331] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 26.491087][ T331] ? __kmalloc_noprof+0xdb/0x760 [ 26.491092][ T331] __kmalloc_noprof+0x443/0x760 [ 26.491095][ T331] ? alloc_buf.isra.0+0x4b/0x260 [ 26.491100][ T331] ? do_raw_spin_unlock+0x59/0x250 [ 26.491103][ T331] alloc_buf.isra.0+0x4b/0x260 [ 26.491106][ T331] put_chars+0x1e1/0x2f0 [ 26.491108][ T331] ? desc_read_finalized_seq+0x79/0x120 [ 26.491110][ T331] ? __send_to_port+0x420/0x420 [ 26.491113][ T331] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.491117][ T331] ? validate_chain+0x38b/0xc20 [ 26.491121][ T331] hvc_console_print+0x292/0x780 [ 26.491124][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491125][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491130][ T331] ? hvc_write+0x3a0/0x3a0 [ 26.491131][ T331] ? console_emit_next_record+0x1df/0x4c0 [ 26.491134][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491137][ T331] ? lock_acquire+0x13c/0x160 [ 26.491141][ T331] console_emit_next_record+0x22f/0x4c0 [ 26.491145][ T331] ? devkmsg_read+0x4b0/0x4b0 [ 26.491147][ T331] ? console_flush_one_record+0x106/0x710 [ 26.491150][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491152][ T331] ? lock_acquire+0x13c/0x160 [ 26.491156][ T331] console_flush_one_record+0x46f/0x710 [ 26.491160][ T331] ? console_emit_next_record+0x4c0/0x4c0 [ 26.491162][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491167][ T331] console_unlock+0xee/0x1f0 [ 26.491170][ T331] ? console_flush_one_record+0x710/0x710 [ 26.491172][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491174][ T331] ? lock_acquire+0x60/0x160 [ 26.491178][ T331] ? __down_trylock_console_sem+0x5e/0xa0 [ 26.491179][ T331] ? vprintk_emit+0x320/0x3e0 [ 26.491182][ T331] vprintk_emit+0x37c/0x3e0 [ 26.491186][ T331] ? wake_up_klogd_work_func+0x90/0x90 [ 26.491188][ T331] ? mark_usage+0x61/0x170 [ 26.491190][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491192][ T331] ? validate_chain+0x737/0xc20 [ 26.491194][ T331] ? find_held_lock+0x2/0x80 [ 26.491197][ T331] _printk+0xc7/0x100 [ 26.491201][ T331] ? snapshot_read.cold+0x21/0x21 [ 26.491204][ T331] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.491206][ T331] ? validate_chain+0x38b/0xc20 [ 26.491208][ T331] ? netdev_name+0x43/0x60 [ 26.491211][ T331] ? __netdev_printk+0x17f/0x1d0 [ 26.491215][ T331] netdev_info+0xe2/0x116 [ 26.491217][ T331] ? netdev_notice+0x120/0x120 [ 26.491221][ T331] ? do_raw_spin_lock+0x131/0x280 [ 26.491223][ T331] ? find_held_lock+0x2b/0x80 [ 26.491226][ T331] ? __lock_release.isra.0+0x69/0x1a0 [ 26.491228][ T331] ? mutex_is_locked+0x1c/0x50 [ 26.491232][ T331] __dev_set_promiscuity.cold+0x95/0x104 [ 26.491236][ T331] __dev_change_flags+0x396/0x660 [ 26.491239][ T331] ? netif_set_allmulti+0x250/0x250 [ 26.491242][ T331] ? kernel_text_address+0x149/0x170 [ 26.491244][ T331] ? __kernel_text_address+0x12/0x30 [ 26.491246][ T331] ? write_profile+0xf0/0xf0 [ 26.491248][ T331] ? unwind_get_return_address+0x67/0xd0 [ 26.491253][ T331] netif_change_flags+0x87/0x190 [ 26.491257][ T331] do_setlink.isra.0+0x1cc3/0x2750 [ 26.491261][ T331] ? stack_trace_save+0x93/0xc0 [ 26.491263][ T331] ? rtnl_link_get_size+0x350/0x350 [ 26.491264][ T331] ? rcu_read_lock_any_held+0x66/0x90 [ 26.491266][ T331] ? stack_depot_save_flags+0x38e/0x790 [ 26.491269][ T331] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 26.491272][ T331] ? rcu_read_lock_any_held+0x3c/0x90 [ 26.491274][ T331] ? validate_chain+0x38b/0xc20 [ 26.491276][ T331] ? kasan_save_stack+0x3d/0x50 [ 26.491279][ T331] ? kasan_save_stack+0x2f/0x50 [ 26.491281][ T331] ? kasan_save_track+0x14/0x30 [ 26.491284][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491285][ T331] ? netlink_seq_next+0xe/0x60 [ 26.491288][ T331] ? ___sys_sendmsg+0xb0/0x1d0 [ 26.491293][ T331] ? lock_acquire.part.0+0xd4/0x280 [ 26.491295][ T331] ? rtnl_newlink+0x9a8/0x11c0 [ 26.491297][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491300][ T331] ? lock_acquire+0x13c/0x160 [ 26.491301][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491303][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491306][ T331] ? trace_contention_end+0xb3/0x180 [ 26.491308][ T331] ? __mutex_lock+0x1db/0x1ea0 [ 26.491311][ T331] ? __mutex_lock+0x9a3/0x1ea0 [ 26.491313][ T331] ? rtnl_newlink+0x9a8/0x11c0 [ 26.491317][ T331] ? ww_mutex_lock+0x160/0x160 [ 26.491322][ T331] ? __rtnl_newlink+0x3fa/0xa50 [ 26.491327][ T331] rtnl_newlink+0x9f1/0x11c0 [ 26.491333][ T331] ? rtnl_bridge_getlink+0x850/0x850 [ 26.491335][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491339][ T331] ? lock_acquire.part.0+0xd4/0x280 [ 26.491341][ T331] ? find_held_lock+0x2b/0x80 [ 26.491343][ T331] ? rtnl_bridge_getlink+0x850/0x850 [ 26.491345][ T331] ? __lock_release.isra.0+0x69/0x1a0 [ 26.491348][ T331] ? rtnl_bridge_getlink+0x850/0x850 [ 26.491350][ T331] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 26.491353][ T331] ? rtnl_link_fill+0x920/0x920 [ 26.491355][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491359][ T331] ? lock_acquire.part.0+0xd4/0x280 [ 26.491361][ T331] ? find_held_lock+0x2b/0x80 [ 26.491364][ T331] netlink_rcv_skb+0x14e/0x3a0 [ 26.491366][ T331] ? rtnl_link_fill+0x920/0x920 [ 26.491369][ T331] ? netlink_ack+0xcf0/0xcf0 [ 26.491375][ T331] ? netlink_deliver_tap+0xc5/0x330 [ 26.491377][ T331] ? netlink_deliver_tap+0x13c/0x330 [ 26.491381][ T331] netlink_unicast+0x486/0x750 [ 26.491385][ T331] ? netlink_attachskb+0x810/0x810 [ 26.491387][ T331] ? __lock_acquire+0x518/0xc20 [ 26.491391][ T331] netlink_sendmsg+0x735/0xc60 [ 26.491395][ T331] ? netlink_unicast+0x750/0x750 [ 26.491399][ T331] ? __might_fault+0x97/0x140 [ 26.491404][ T331] ____sys_sendmsg+0x415/0x880 [ 26.491407][ T331] ? copy_msghdr_from_user+0x279/0x420 [ 26.491409][ T331] ? get_timestamp.constprop.0+0x390/0x390 [ 26.491410][ T331] ? move_addr_to_kernel+0x40/0x40 [ 26.491418][ T331] ___sys_sendmsg+0x14e/0x1d0 [ 26.491421][ T331] ? copy_msghdr_from_user+0x420/0x420 [ 26.491438][ T331] __sys_sendmsg+0x12c/0x1d0 [ 26.491440][ T331] ? __sys_sendmsg_sock+0x20/0x20 [ 26.491447][ T331] ? rcu_is_watching+0x16/0xd0 [ 26.491450][ T331] do_syscall_64+0xff/0x530 [ 26.491453][ T331] ? exc_page_fault+0xee/0x100 [ 26.491456][ T331] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 26.491458][ T331] RIP: 0033:0x7efd1aea554e [ 26.491461][ T331] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 26.491463][ T331] RSP: 002b:00007fff455a8300 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 26.491466][ T331] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007efd1aea554e [ 26.491467][ T331] RDX: 0000000000000000 RSI: 00007fff455a83b0 RDI: 0000000000000005 [ 26.491471][ T331] RBP: 00007fff455a8310 R08: 0000000000000000 R09: 0000000000000000 [ 26.491472][ T331] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182eb [ 26.491473][ T331] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff455a8a70 [ 26.491480][ T331] [ 26.540946][ T331] ip (331) used greatest stack depth: 23208 bytes left [ 26.719512][ T336] GACT probability NOT on [ 27.939020][ T345] veth3: left promiscuous mode [ 27.939041][ T345] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 27.939044][ T345] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 345, name: ip [ 27.939046][ T345] preempt_count: 1, expected: 0 [ 27.939046][ T345] RCU nest depth: 0, expected: 0 [ 27.939047][ T345] locks held by ip/345: 5, last CPU#2: [ 27.939050][ T345] #0: ffffffffa7cd2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 27.939062][ T345] #1: ffffffffa7569cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 27.939068][ T345] #2: ffffffffa7569d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 27.939071][ T345] #3: ffffffffa7489660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 27.939075][ T345] #4: ffffffffa7489560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 27.939079][ T345] irq event stamp: 13266 [ 27.939080][ T345] hardirqs last enabled at (13265): [] __down_trylock_console_sem+0x86/0xa0 [ 27.939083][ T345] hardirqs last disabled at (13266): [] console_emit_next_record+0x3d4/0x4c0 [ 27.939085][ T345] softirqs last enabled at (13260): [] __dev_change_flags+0x20b/0x660 [ 27.939088][ T345] softirqs last disabled at (13258): [] dev_set_rx_mode+0x56/0xa0 [ 27.939090][ T345] Preemption disabled at: [ 27.939091][ T345] [] vprintk_emit+0x31b/0x3e0 [ 27.939097][ T345] CPU: 2 UID: 0 PID: 345 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 27.939100][ T345] Tainted: [W]=WARN [ 27.939101][ T345] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 27.939103][ T345] Call Trace: [ 27.939105][ T345] [ 27.939106][ T345] dump_stack_lvl+0x6f/0xa0 [ 27.939112][ T345] ? vprintk_emit+0x31b/0x3e0 [ 27.939114][ T345] __might_resched.cold+0x1fe/0x2c1 [ 27.939119][ T345] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 27.939124][ T345] ? __kmalloc_noprof+0xdb/0x760 [ 27.939129][ T345] __kmalloc_noprof+0x443/0x760 [ 27.939131][ T345] ? alloc_buf.isra.0+0x4b/0x260 [ 27.939137][ T345] ? do_raw_spin_unlock+0x59/0x250 [ 27.939139][ T345] alloc_buf.isra.0+0x4b/0x260 [ 27.939143][ T345] put_chars+0x1e1/0x2f0 [ 27.939145][ T345] ? desc_read_finalized_seq+0x79/0x120 [ 27.939147][ T345] ? __send_to_port+0x420/0x420 [ 27.939150][ T345] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.939154][ T345] ? validate_chain+0x38b/0xc20 [ 27.939158][ T345] hvc_console_print+0x292/0x780 [ 27.939161][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939162][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939167][ T345] ? hvc_write+0x3a0/0x3a0 [ 27.939168][ T345] ? console_emit_next_record+0x1df/0x4c0 [ 27.939171][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939174][ T345] ? lock_acquire+0x13c/0x160 [ 27.939178][ T345] console_emit_next_record+0x22f/0x4c0 [ 27.939182][ T345] ? devkmsg_read+0x4b0/0x4b0 [ 27.939183][ T345] ? console_flush_one_record+0x106/0x710 [ 27.939186][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939189][ T345] ? lock_acquire+0x13c/0x160 [ 27.939193][ T345] console_flush_one_record+0x46f/0x710 [ 27.939197][ T345] ? console_emit_next_record+0x4c0/0x4c0 [ 27.939199][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939204][ T345] console_unlock+0xee/0x1f0 [ 27.939206][ T345] ? console_flush_one_record+0x710/0x710 [ 27.939208][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939210][ T345] ? lock_acquire+0x60/0x160 [ 27.939214][ T345] ? __down_trylock_console_sem+0x5e/0xa0 [ 27.939216][ T345] ? vprintk_emit+0x320/0x3e0 [ 27.939219][ T345] vprintk_emit+0x37c/0x3e0 [ 27.939222][ T345] ? wake_up_klogd_work_func+0x90/0x90 [ 27.939224][ T345] ? mark_usage+0x61/0x170 [ 27.939226][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939228][ T345] ? validate_chain+0x737/0xc20 [ 27.939230][ T345] ? find_held_lock+0x2/0x80 [ 27.939233][ T345] _printk+0xc7/0x100 [ 27.939237][ T345] ? snapshot_read.cold+0x21/0x21 [ 27.939240][ T345] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.939241][ T345] ? validate_chain+0x38b/0xc20 [ 27.939243][ T345] ? netdev_name+0x43/0x60 [ 27.939247][ T345] ? __netdev_printk+0x17f/0x1d0 [ 27.939250][ T345] netdev_info+0xe2/0x116 [ 27.939252][ T345] ? netdev_notice+0x120/0x120 [ 27.939256][ T345] ? do_raw_spin_lock+0x131/0x280 [ 27.939258][ T345] ? find_held_lock+0x2b/0x80 [ 27.939261][ T345] ? __lock_release.isra.0+0x69/0x1a0 [ 27.939263][ T345] ? mutex_is_locked+0x1c/0x50 [ 27.939266][ T345] __dev_set_promiscuity.cold+0x95/0x104 [ 27.939271][ T345] __dev_change_flags+0x396/0x660 [ 27.939274][ T345] ? netif_set_allmulti+0x250/0x250 [ 27.939276][ T345] ? kernel_text_address+0x149/0x170 [ 27.939279][ T345] ? __kernel_text_address+0x12/0x30 [ 27.939280][ T345] ? write_profile+0xf0/0xf0 [ 27.939283][ T345] ? unwind_get_return_address+0x67/0xd0 [ 27.939288][ T345] netif_change_flags+0x87/0x190 [ 27.939292][ T345] do_setlink.isra.0+0x1cc3/0x2750 [ 27.939296][ T345] ? stack_trace_save+0x93/0xc0 [ 27.939298][ T345] ? rtnl_link_get_size+0x350/0x350 [ 27.939299][ T345] ? rcu_read_lock_any_held+0x66/0x90 [ 27.939301][ T345] ? stack_depot_save_flags+0x38e/0x790 [ 27.939305][ T345] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 27.939307][ T345] ? rcu_read_lock_any_held+0x3c/0x90 [ 27.939309][ T345] ? validate_chain+0x38b/0xc20 [ 27.939311][ T345] ? kasan_save_stack+0x3d/0x50 [ 27.939315][ T345] ? kasan_save_stack+0x2f/0x50 [ 27.939316][ T345] ? kasan_save_track+0x14/0x30 [ 27.939319][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939321][ T345] ? netlink_seq_next+0xe/0x60 [ 27.939324][ T345] ? ___sys_sendmsg+0xb0/0x1d0 [ 27.939328][ T345] ? lock_acquire.part.0+0xd4/0x280 [ 27.939330][ T345] ? rtnl_newlink+0x9a8/0x11c0 [ 27.939333][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939335][ T345] ? lock_acquire+0x13c/0x160 [ 27.939336][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939338][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939340][ T345] ? trace_contention_end+0xb3/0x180 [ 27.939343][ T345] ? __mutex_lock+0x1db/0x1ea0 [ 27.939346][ T345] ? __mutex_lock+0x9a3/0x1ea0 [ 27.939348][ T345] ? rtnl_newlink+0x9a8/0x11c0 [ 27.939351][ T345] ? ww_mutex_lock+0x160/0x160 [ 27.939356][ T345] ? __rtnl_newlink+0x3fa/0xa50 [ 27.939361][ T345] rtnl_newlink+0x9f1/0x11c0 [ 27.939367][ T345] ? rtnl_bridge_getlink+0x850/0x850 [ 27.939369][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939373][ T345] ? lock_acquire.part.0+0xd4/0x280 [ 27.939375][ T345] ? find_held_lock+0x2b/0x80 [ 27.939376][ T345] ? rtnl_bridge_getlink+0x850/0x850 [ 27.939378][ T345] ? __lock_release.isra.0+0x69/0x1a0 [ 27.939382][ T345] ? rtnl_bridge_getlink+0x850/0x850 [ 27.939384][ T345] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 27.939387][ T345] ? rtnl_link_fill+0x920/0x920 [ 27.939388][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939392][ T345] ? lock_acquire.part.0+0xd4/0x280 [ 27.939394][ T345] ? find_held_lock+0x2b/0x80 [ 27.939397][ T345] netlink_rcv_skb+0x14e/0x3a0 [ 27.939399][ T345] ? rtnl_link_fill+0x920/0x920 [ 27.939402][ T345] ? netlink_ack+0xcf0/0xcf0 [ 27.939408][ T345] ? netlink_deliver_tap+0xc5/0x330 [ 27.939409][ T345] ? netlink_deliver_tap+0x13c/0x330 [ 27.939414][ T345] netlink_unicast+0x486/0x750 [ 27.939417][ T345] ? netlink_attachskb+0x810/0x810 [ 27.939420][ T345] ? __lock_acquire+0x518/0xc20 [ 27.939424][ T345] netlink_sendmsg+0x735/0xc60 [ 27.939428][ T345] ? netlink_unicast+0x750/0x750 [ 27.939431][ T345] ? __might_fault+0x97/0x140 [ 27.939437][ T345] ____sys_sendmsg+0x415/0x880 [ 27.939439][ T345] ? copy_msghdr_from_user+0x279/0x420 [ 27.939441][ T345] ? get_timestamp.constprop.0+0x390/0x390 [ 27.939442][ T345] ? move_addr_to_kernel+0x40/0x40 [ 27.939450][ T345] ___sys_sendmsg+0x14e/0x1d0 [ 27.939452][ T345] ? copy_msghdr_from_user+0x420/0x420 [ 27.939468][ T345] __sys_sendmsg+0x12c/0x1d0 [ 27.939473][ T345] ? __sys_sendmsg_sock+0x20/0x20 [ 27.939479][ T345] ? rcu_is_watching+0x16/0xd0 [ 27.939483][ T345] do_syscall_64+0xff/0x530 [ 27.939485][ T345] ? exc_page_fault+0xee/0x100 [ 27.939488][ T345] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 27.939490][ T345] RIP: 0033:0x7f402cf8654e [ 27.939494][ T345] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 27.939496][ T345] RSP: 002b:00007ffd46837b40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 27.939498][ T345] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f402cf8654e [ 27.939500][ T345] RDX: 0000000000000000 RSI: 00007ffd46837bf0 RDI: 0000000000000005 [ 27.939501][ T345] RBP: 00007ffd46837b50 R08: 0000000000000000 R09: 0000000000000000 [ 27.939502][ T345] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182ed [ 27.939502][ T345] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd468382b0 [ 27.939509][ T345] [ 28.009526][ C3] [ 28.009645][ C3] ======================================================== [ 28.009898][ C3] WARNING: possible irq lock inversion dependency detected [ 28.010142][ C3] 7.2.0-virtme #1 Tainted: G W [ 28.010367][ C3] -------------------------------------------------------- [ 28.010619][ C3] ip/346 just changed the state of lock: [ 28.010787][ C3] ff110000130c2e58 (&br->lock){+.-.}-{3:3}, at: br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.011126][ C3] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 28.011367][ C3] (fs_reclaim){+.+.}-{0:0} [ 28.011369][ C3] [ 28.011369][ C3] [ 28.011369][ C3] and interrupts could create inverse lock ordering between them. [ 28.011369][ C3] [ 28.011967][ C3] [ 28.011967][ C3] other info that might help us debug this: [ 28.012207][ C3] Chain exists of: [ 28.012207][ C3] &br->lock --> console_owner --> fs_reclaim [ 28.012207][ C3] [ 28.012569][ C3] Possible interrupt unsafe locking scenario: [ 28.012569][ C3] [ 28.012815][ C3] CPU0 CPU1 [ 28.012975][ C3] ---- ---- [ 28.013137][ C3] lock(fs_reclaim); [ 28.013262][ C3] local_irq_disable(); [ 28.013463][ C3] lock(&br->lock); [ 28.013663][ C3] lock(console_owner); [ 28.013868][ C3] [ 28.013991][ C3] lock(&br->lock); [ 28.014115][ C3] [ 28.014115][ C3] *** DEADLOCK *** [ 28.014115][ C3] [ 28.014354][ C3] locks held by ip/346: 2, last CPU#3: [ 28.014519][ C3] #0: ff11000013a5dd38 (&mm->mmap_lock){++++}-{4:4}, at: vm_mmap_pgoff+0xf8/0x320 [ 28.014813][ C3] #1: ffa0000000280c90 ((&p->forward_delay_timer)){+.-.}-{0:0}, at: call_timer_fn+0x110/0x4d0 [ 28.015134][ C3] [ 28.015134][ C3] the shortest dependencies between 2nd lock and 1st lock: [ 28.015420][ C3] -> (fs_reclaim){+.+.}-{0:0} { [ 28.015588][ C3] HARDIRQ-ON-W at: [ 28.015715][ C3] __lock_acquire+0x388/0xc20 [ 28.015931][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.016133][ C3] fs_reclaim_acquire+0xd5/0x120 [ 28.016336][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 28.016585][ C3] kthread_create_worker_on_node+0xea/0x210 [ 28.016832][ C3] workqueue_init+0x2a/0x680 [ 28.017037][ C3] kernel_init_freeable+0x2fe/0x630 [ 28.017282][ C3] kernel_init+0x21/0x150 [ 28.017489][ C3] ret_from_fork+0x474/0x6b0 [ 28.017696][ C3] ret_from_fork_asm+0x11/0x20 [ 28.017906][ C3] SOFTIRQ-ON-W at: [ 28.018028][ C3] __lock_acquire+0x388/0xc20 [ 28.018231][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.018453][ C3] fs_reclaim_acquire+0xd5/0x120 [ 28.018660][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 28.018908][ C3] kthread_create_worker_on_node+0xea/0x210 [ 28.019152][ C3] workqueue_init+0x2a/0x680 [ 28.019357][ C3] kernel_init_freeable+0x2fe/0x630 [ 28.019602][ C3] kernel_init+0x21/0x150 [ 28.019813][ C3] ret_from_fork+0x474/0x6b0 [ 28.020013][ C3] ret_from_fork_asm+0x11/0x20 [ 28.020213][ C3] INITIAL USE at: [ 28.020333][ C3] __lock_acquire+0x388/0xc20 [ 28.020536][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.020740][ C3] fs_reclaim_acquire+0xd5/0x120 [ 28.020943][ C3] __kmalloc_cache_noprof+0x6e/0x620 [ 28.021190][ C3] kthread_create_worker_on_node+0xea/0x210 [ 28.021432][ C3] workqueue_init+0x2a/0x680 [ 28.021657][ C3] kernel_init_freeable+0x2fe/0x630 [ 28.021867][ C3] kernel_init+0x21/0x150 [ 28.022068][ C3] ret_from_fork+0x474/0x6b0 [ 28.022268][ C3] ret_from_fork_asm+0x11/0x20 [ 28.022471][ C3] } [ 28.022554][ C3] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 28.022798][ C3] ... acquired at: [ 28.022919][ C3] __lock_acquire+0x518/0xc20 [ 28.023080][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.023241][ C3] fs_reclaim_acquire+0xd5/0x120 [ 28.023399][ C3] __kmalloc_noprof+0xd3/0x760 [ 28.023563][ C3] alloc_buf.isra.0+0x4b/0x260 [ 28.023722][ C3] put_chars+0x1e1/0x2f0 [ 28.023886][ C3] hvc_console_print+0x292/0x780 [ 28.024045][ C3] console_emit_next_record+0x22f/0x4c0 [ 28.024208][ C3] console_flush_one_record+0x46f/0x710 [ 28.024372][ C3] console_unlock+0xee/0x1f0 [ 28.024533][ C3] vprintk_emit+0x37c/0x3e0 [ 28.024704][ C3] dev_vprintk_emit+0x27f/0x2c0 [ 28.024874][ C3] dev_printk_emit+0xb9/0xee [ 28.025033][ C3] _dev_info+0xe2/0x116 [ 28.025157][ C3] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 28.025356][ C3] cmos_do_probe+0x73b/0x98a [ 28.025519][ C3] platform_probe+0xfe/0x1f0 [ 28.025677][ C3] call_driver_probe+0x61/0x1c0 [ 28.025841][ C3] really_probe+0x199/0x760 [ 28.026000][ C3] __driver_probe_device+0x24f/0x440 [ 28.026158][ C3] driver_probe_device+0x4a/0xf0 [ 28.026315][ C3] __driver_attach+0x1b8/0x540 [ 28.026475][ C3] bus_for_each_dev+0x130/0x1e0 [ 28.026636][ C3] bus_add_driver+0x2c8/0x530 [ 28.026797][ C3] driver_register+0x1a3/0x390 [ 28.026956][ C3] __platform_driver_probe+0x13f/0x270 [ 28.027116][ C3] cmos_init+0x31/0x40 [ 28.027238][ C3] do_one_initcall+0x124/0x4f0 [ 28.027397][ C3] kernel_init_freeable+0x596/0x630 [ 28.027557][ C3] kernel_init+0x21/0x150 [ 28.027718][ C3] ret_from_fork+0x474/0x6b0 [ 28.027884][ C3] ret_from_fork_asm+0x11/0x20 [ 28.028042][ C3] [ 28.028124][ C3] -> (console_owner){....}-{0:0} { [ 28.028291][ C3] INITIAL USE at: [ 28.028413][ C3] } [ 28.028495][ C3] ... key at: [] console_owner_dep_map+0x0/0x60 [ 28.028738][ C3] ... acquired at: [ 28.028857][ C3] __lock_acquire+0x518/0xc20 [ 28.029021][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.029179][ C3] console_lock_spinning_enable+0x5c/0x60 [ 28.029376][ C3] console_emit_next_record+0x1d1/0x4c0 [ 28.029538][ C3] console_flush_one_record+0x46f/0x710 [ 28.029697][ C3] console_unlock+0xee/0x1f0 [ 28.029861][ C3] vprintk_emit+0x37c/0x3e0 [ 28.030024][ C3] _printk+0xc7/0x100 [ 28.030146][ C3] br_set_state+0x22f/0x430 [bridge] [ 28.030313][ C3] br_init_port+0xc4/0x200 [bridge] [ 28.030480][ C3] br_stp_enable_port+0x12/0x50 [bridge] [ 28.030682][ C3] br_port_carrier_check+0x220/0x430 [bridge] [ 28.030889][ C3] br_device_event+0x52d/0x8f0 [bridge] [ 28.031054][ C3] notifier_call_chain+0xae/0x300 [ 28.031213][ C3] netif_state_change+0x139/0x340 [ 28.031371][ C3] __linkwatch_run_queue+0x34c/0x750 [ 28.031536][ C3] linkwatch_event+0x7f/0xb0 [ 28.031694][ C3] process_one_work+0xe3e/0x1560 [ 28.031856][ C3] worker_thread+0x4f1/0xd60 [ 28.032015][ C3] kthread+0x367/0x460 [ 28.032134][ C3] ret_from_fork+0x474/0x6b0 [ 28.032295][ C3] ret_from_fork_asm+0x11/0x20 [ 28.032455][ C3] [ 28.032534][ C3] -> (&br->lock){+.-.}-{3:3} { [ 28.032694][ C3] HARDIRQ-ON-W at: [ 28.032819][ C3] __lock_acquire+0x388/0xc20 [ 28.033022][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.033221][ C3] _raw_spin_lock_bh+0x38/0x50 [ 28.033427][ C3] br_add_if+0x8c1/0x1320 [bridge] [ 28.033636][ C3] do_set_master+0x357/0x580 [ 28.033841][ C3] do_setlink.isra.0+0xa31/0x2750 [ 28.034041][ C3] rtnl_newlink+0x9f1/0x11c0 [ 28.034245][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.034445][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 28.034650][ C3] netlink_unicast+0x486/0x750 [ 28.034856][ C3] netlink_sendmsg+0x735/0xc60 [ 28.035057][ C3] ____sys_sendmsg+0x415/0x880 [ 28.035257][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 28.035458][ C3] __sys_sendmsg+0x12c/0x1d0 [ 28.035661][ C3] do_syscall_64+0xff/0x530 [ 28.035867][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.036111][ C3] IN-SOFTIRQ-W at: [ 28.036229][ C3] __lock_acquire+0x388/0xc20 [ 28.036428][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.036628][ C3] _raw_spin_lock+0x33/0x40 [ 28.036835][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.037082][ C3] call_timer_fn+0x160/0x4d0 [ 28.037285][ C3] __run_timers+0x68f/0xaa0 [ 28.037487][ C3] run_timer_softirq+0xf0/0x160 [ 28.037687][ C3] handle_softirqs+0x1d3/0x900 [ 28.037891][ C3] __irq_exit_rcu+0x145/0x1c0 [ 28.038092][ C3] irq_exit_rcu+0xe/0x30 [ 28.038294][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.038536][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.038779][ C3] kasan_byte_accessible+0x19/0x20 [ 28.038980][ C3] __kasan_check_byte+0x16/0x50 [ 28.039181][ C3] lock_acquire.part.0+0x36/0x280 [ 28.039382][ C3] is_module_text_address+0x3a/0x250 [ 28.039586][ C3] kernel_text_address+0x97/0x170 [ 28.043425][ C3] __kernel_text_address+0x12/0x30 [ 28.043637][ C3] unwind_get_return_address+0x67/0xd0 [ 28.043859][ C3] arch_stack_walk+0xed/0x130 [ 28.044076][ C3] stack_trace_save+0x93/0xc0 [ 28.044282][ C3] set_track_prepare+0x6b/0xa0 [ 28.044487][ C3] __alloc_object+0xf9/0x260 [ 28.044692][ C3] __create_object+0x30/0x110 [ 28.044899][ C3] __kmalloc_flags_noprof+0x573/0x7f0 [ 28.045104][ C3] kmem_cache_prefill_sheaf+0x30c/0x4b0 [ 28.045353][ C3] mas_preallocate+0x59c/0x1220 [ 28.045561][ C3] __split_vma+0x286/0xb90 [ 28.045772][ C3] vms_gather_munmap_vmas+0x312/0xf90 [ 28.045977][ C3] __mmap_setup+0x602/0x19b0 [ 28.046181][ C3] __mmap_region+0x3c8/0xcd0 [ 28.046383][ C3] mmap_region+0x2e1/0x540 [ 28.046590][ C3] do_mmap+0xf6b/0x16e0 [ 28.046798][ C3] vm_mmap_pgoff+0x16c/0x320 [ 28.047003][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 28.047209][ C3] do_syscall_64+0xff/0x530 [ 28.047416][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.047664][ C3] INITIAL USE at: [ 28.047797][ C3] __lock_acquire+0x388/0xc20 [ 28.048002][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.048206][ C3] _raw_spin_lock_bh+0x38/0x50 [ 28.048410][ C3] br_add_if+0x8c1/0x1320 [bridge] [ 28.048623][ C3] do_set_master+0x357/0x580 [ 28.048836][ C3] do_setlink.isra.0+0xa31/0x2750 [ 28.049102][ C3] rtnl_newlink+0x9f1/0x11c0 [ 28.049368][ C3] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 28.049575][ C3] netlink_rcv_skb+0x14e/0x3a0 [ 28.049845][ C3] netlink_unicast+0x486/0x750 [ 28.050053][ C3] netlink_sendmsg+0x735/0xc60 [ 28.050324][ C3] ____sys_sendmsg+0x415/0x880 [ 28.050598][ C3] ___sys_sendmsg+0x14e/0x1d0 [ 28.050810][ C3] __sys_sendmsg+0x12c/0x1d0 [ 28.051084][ C3] do_syscall_64+0xff/0x530 [ 28.051358][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.051609][ C3] } [ 28.051759][ C3] ... key at: [] __key.7+0x0/0x40 [bridge] [ 28.052009][ C3] ... acquired at: [ 28.052193][ C3] mark_lock+0x1d7/0xa00 [ 28.052356][ C3] mark_usage+0x42/0x170 [ 28.052523][ C3] __lock_acquire+0x388/0xc20 [ 28.052684][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.052910][ C3] _raw_spin_lock+0x33/0x40 [ 28.053070][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.053340][ C3] call_timer_fn+0x160/0x4d0 [ 28.053501][ C3] __run_timers+0x68f/0xaa0 [ 28.053724][ C3] run_timer_softirq+0xf0/0x160 [ 28.053890][ C3] handle_softirqs+0x1d3/0x900 [ 28.054111][ C3] __irq_exit_rcu+0x145/0x1c0 [ 28.054270][ C3] irq_exit_rcu+0xe/0x30 [ 28.054493][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.054709][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.054975][ C3] kasan_byte_accessible+0x19/0x20 [ 28.055195][ C3] __kasan_check_byte+0x16/0x50 [ 28.055358][ C3] lock_acquire.part.0+0x36/0x280 [ 28.055586][ C3] is_module_text_address+0x3a/0x250 [ 28.055755][ C3] kernel_text_address+0x97/0x170 [ 28.055976][ C3] __kernel_text_address+0x12/0x30 [ 28.056139][ C3] unwind_get_return_address+0x67/0xd0 [ 28.056362][ C3] arch_stack_walk+0xed/0x130 [ 28.056528][ C3] stack_trace_save+0x93/0xc0 [ 28.056753][ C3] set_track_prepare+0x6b/0xa0 [ 28.056915][ C3] __alloc_object+0xf9/0x260 [ 28.057138][ C3] __create_object+0x30/0x110 [ 28.057300][ C3] __kmalloc_flags_noprof+0x573/0x7f0 [ 28.057524][ C3] kmem_cache_prefill_sheaf+0x30c/0x4b0 [ 28.057686][ C3] mas_preallocate+0x59c/0x1220 [ 28.057915][ C3] __split_vma+0x286/0xb90 [ 28.058077][ C3] vms_gather_munmap_vmas+0x312/0xf90 [ 28.058298][ C3] __mmap_setup+0x602/0x19b0 [ 28.058459][ C3] __mmap_region+0x3c8/0xcd0 [ 28.058679][ C3] mmap_region+0x2e1/0x540 [ 28.058857][ C3] do_mmap+0xf6b/0x16e0 [ 28.058981][ C3] vm_mmap_pgoff+0x16c/0x320 [ 28.059205][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 28.059370][ C3] do_syscall_64+0xff/0x530 [ 28.059601][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.059865][ C3] [ 28.059946][ C3] [ 28.059946][ C3] stack backtrace: [ 28.060152][ C3] CPU: 3 UID: 0 PID: 346 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 28.060157][ C3] Tainted: [W]=WARN [ 28.060157][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.060160][ C3] Call Trace: [ 28.060162][ C3] [ 28.060163][ C3] dump_stack_lvl+0x6f/0xa0 [ 28.060168][ C3] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 28.060171][ C3] mark_lock_irq+0x989/0x9c0 [ 28.060174][ C3] mark_lock+0x1d7/0xa00 [ 28.060176][ C3] mark_usage+0x42/0x170 [ 28.060178][ C3] __lock_acquire+0x388/0xc20 [ 28.060180][ C3] lock_acquire.part.0+0xd4/0x280 [ 28.060182][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.060189][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060193][ C3] ? lock_acquire+0x13c/0x160 [ 28.060195][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.060201][ C3] _raw_spin_lock+0x33/0x40 [ 28.060203][ C3] ? br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.060209][ C3] br_forward_delay_timer_expired+0x44/0x5d0 [bridge] [ 28.060215][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.060221][ C3] call_timer_fn+0x160/0x4d0 [ 28.060223][ C3] ? detach_if_pending+0x1d0/0x1d0 [ 28.060225][ C3] ? debug_object_active_state+0x430/0x430 [ 28.060229][ C3] ? find_held_lock+0x2b/0x80 [ 28.060230][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 28.060232][ C3] ? mark_held_locks+0x40/0x70 [ 28.060234][ C3] __run_timers+0x68f/0xaa0 [ 28.060236][ C3] ? br_message_age_timer_expired+0x70/0x70 [bridge] [ 28.060243][ C3] ? __bpf_trace_itimer_expire+0x10/0x10 [ 28.060245][ C3] ? __lock_acquire+0x518/0xc20 [ 28.060247][ C3] ? __rwlock_init+0x150/0x150 [ 28.060250][ C3] run_timer_softirq+0xf0/0x160 [ 28.060252][ C3] ? __run_timers+0xaa0/0xaa0 [ 28.060253][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060255][ C3] handle_softirqs+0x1d3/0x900 [ 28.060257][ C3] ? __lock_release.isra.0+0x69/0x1a0 [ 28.060259][ C3] ? _local_bh_enable+0xc0/0xc0 [ 28.060261][ C3] __irq_exit_rcu+0x145/0x1c0 [ 28.060262][ C3] irq_exit_rcu+0xe/0x30 [ 28.060263][ C3] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 28.060265][ C3] [ 28.060266][ C3] [ 28.060267][ C3] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 28.060269][ C3] RIP: 0010:kasan_byte_accessible+0x19/0x20 [ 28.060272][ C3] Code: fd ff ff 0f 1f 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 d6 48 b8 00 00 00 00 00 fc ff df 48 c1 ef 03 80 3c 07 07 0f 96 c0 66 0f 1f 44 00 00 0f 1f 40 d6 e9 07 1a 00 00 0f 1f 80 00 00 00 [ 28.060274][ C3] RSP: 0018:ffa0000000646db8 EFLAGS: 00000297 [ 28.060277][ C3] RAX: dffffc0000000001 RBX: ffffffffa7580b00 RCX: 0000000000000002 [ 28.060278][ C3] RDX: 0000000000000000 RSI: ffffffffa443422a RDI: 1ffffffff4eb0160 [ 28.060279][ C3] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 28.060280][ C3] R10: 0000000000000003 R11: 0000000000000001 R12: ffffffffa7580b00 [ 28.060281][ C3] R13: 0000000000000000 R14: ffffffffa443422a R15: 0000000000000002 [ 28.060282][ C3] ? is_module_text_address+0x3a/0x250 [ 28.060285][ C3] ? is_module_text_address+0x3a/0x250 [ 28.060287][ C3] ? unwind_next_frame+0x69b/0x1ea0 [ 28.060288][ C3] __kasan_check_byte+0x16/0x50 [ 28.060290][ C3] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.060291][ C3] lock_acquire.part.0+0x36/0x280 [ 28.060293][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060295][ C3] ? lock_acquire+0x13c/0x160 [ 28.060296][ C3] is_module_text_address+0x3a/0x250 [ 28.060298][ C3] ? is_module_text_address+0x26/0x250 [ 28.060300][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060302][ C3] kernel_text_address+0x97/0x170 [ 28.060303][ C3] __kernel_text_address+0x12/0x30 [ 28.060304][ C3] ? write_profile+0xf0/0xf0 [ 28.060305][ C3] unwind_get_return_address+0x67/0xd0 [ 28.060307][ C3] arch_stack_walk+0xed/0x130 [ 28.060310][ C3] stack_trace_save+0x93/0xc0 [ 28.060312][ C3] ? filter_irq_stacks+0xd0/0xd0 [ 28.060313][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060315][ C3] set_track_prepare+0x6b/0xa0 [ 28.060317][ C3] ? __kmalloc_flags_noprof+0x573/0x7f0 [ 28.060318][ C3] ? kmem_cache_prefill_sheaf+0x30c/0x4b0 [ 28.060320][ C3] ? mas_preallocate+0x59c/0x1220 [ 28.060321][ C3] ? __split_vma+0x286/0xb90 [ 28.060323][ C3] ? vms_gather_munmap_vmas+0x312/0xf90 [ 28.060325][ C3] ? __mmap_setup+0x602/0x19b0 [ 28.060326][ C3] ? __mmap_region+0x3c8/0xcd0 [ 28.060328][ C3] ? mmap_region+0x2e1/0x540 [ 28.060329][ C3] ? do_mmap+0xf6b/0x16e0 [ 28.060330][ C3] ? vm_mmap_pgoff+0x16c/0x320 [ 28.060331][ C3] ? ksys_mmap_pgoff+0x1ed/0x560 [ 28.060332][ C3] ? do_syscall_64+0xff/0x530 [ 28.060333][ C3] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.060335][ C3] __alloc_object+0xf9/0x260 [ 28.060337][ C3] __create_object+0x30/0x110 [ 28.060339][ C3] __kmalloc_flags_noprof+0x573/0x7f0 [ 28.060340][ C3] ? kmem_cache_prefill_sheaf+0x30c/0x4b0 [ 28.060342][ C3] kmem_cache_prefill_sheaf+0x30c/0x4b0 [ 28.060344][ C3] mas_preallocate+0x59c/0x1220 [ 28.060346][ C3] ? lockdep_hardirqs_on_prepare.part.0+0x9a/0x160 [ 28.060348][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 28.060350][ C3] ? mas_wr_slot_store+0x1230/0x1230 [ 28.060351][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060354][ C3] ? vma_add_pgoff+0x18d/0x740 [ 28.060356][ C3] __split_vma+0x286/0xb90 [ 28.060358][ C3] ? vma_complete+0x1240/0x1240 [ 28.060360][ C3] ? mas_next_slot+0x528/0x1330 [ 28.060363][ C3] vms_gather_munmap_vmas+0x312/0xf90 [ 28.060365][ C3] ? __split_vma+0xb90/0xb90 [ 28.060367][ C3] ? mas_walk+0x8f/0x250 [ 28.060370][ C3] __mmap_setup+0x602/0x19b0 [ 28.060372][ C3] ? unmap_region+0x410/0x410 [ 28.060374][ C3] ? perf_event_mmap+0xc7/0x4f0 [ 28.060377][ C3] ? vma_wants_writenotify+0x6b/0x1f0 [ 28.060379][ C3] ? vma_needs_dirty_tracking+0xe0/0xe0 [ 28.060380][ C3] ? uprobe_apply+0x360/0x360 [ 28.060383][ C3] ? vma_set_page_prot+0xa3/0x130 [ 28.060385][ C3] __mmap_region+0x3c8/0xcd0 [ 28.060387][ C3] ? vma_merge_new_range+0xc50/0xc50 [ 28.060388][ C3] ? __might_fault+0x97/0x140 [ 28.060392][ C3] ? mas_rev_awalk+0x604/0x1350 [ 28.060397][ C3] ? unmapped_area_topdown+0x34b/0x510 [ 28.060404][ C3] mmap_region+0x2e1/0x540 [ 28.060406][ C3] ? mm_take_all_locks+0xa50/0xa50 [ 28.060407][ C3] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 28.060410][ C3] ? __get_unmapped_area+0x190/0x2c0 [ 28.060412][ C3] do_mmap+0xf6b/0x16e0 [ 28.060414][ C3] ? __ia32_sys_brk+0x50/0x50 [ 28.060416][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060418][ C3] ? lock_acquire+0x13c/0x160 [ 28.060420][ C3] ? down_write_killable+0xcd/0x260 [ 28.060422][ C3] ? down_write+0x1f0/0x1f0 [ 28.060423][ C3] vm_mmap_pgoff+0x16c/0x320 [ 28.060425][ C3] ? randomize_page+0x80/0x80 [ 28.060427][ C3] ? __fget_files+0x1e3/0x460 [ 28.060431][ C3] ksys_mmap_pgoff+0x1ed/0x560 [ 28.060432][ C3] ? rcu_is_watching+0x16/0xd0 [ 28.060434][ C3] ? lockdep_hardirqs_on+0x91/0x130 [ 28.060436][ C3] ? do_syscall_64+0xa6/0x530 [ 28.060437][ C3] do_syscall_64+0xff/0x530 [ 28.060438][ C3] ? exc_page_fault+0xee/0x100 [ 28.060440][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 28.060441][ C3] RIP: 0033:0x7f402e00b91c [ 28.060444][ C3] Code: 1e fa 41 f7 c1 ff 0f 00 00 75 33 55 48 89 e5 41 54 41 89 cc 53 48 89 fb 48 85 ff 74 51 45 89 e2 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 24 5b 41 5c 5d c3 0f 1f 80 00 00 00 00 c7 05 [ 28.060445][ C3] RSP: 002b:00007ffe72b54790 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 [ 28.060447][ C3] RAX: ffffffffffffffda RBX: 00007f402dcdc000 RCX: 00007f402e00b91c [ 28.060448][ C3] RDX: 0000000000000001 RSI: 000000000002e000 RDI: 00007f402dcdc000 [ 28.060448][ C3] RBP: 00007ffe72b547a0 R08: 0000000000000005 R09: 0000000000081000 [ 28.060449][ C3] R10: 0000000000000812 R11: 0000000000000206 R12: 0000000000000812 [ 28.060450][ C3] R13: 00007ffe72b547e8 R14: 00007ffe72b54c20 R15: 0000000000080901 [ 28.060452][ C3] [ 28.095117][ T346] veth3: entered promiscuous mode [ 29.276936][ T355] veth3: left promiscuous mode [ 29.276956][ T355] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.276959][ T355] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 355, name: ip [ 29.276961][ T355] preempt_count: 1, expected: 0 [ 29.276962][ T355] RCU nest depth: 0, expected: 0 [ 29.276963][ T355] INFO: lockdep is turned off. [ 29.276965][ T355] irq event stamp: 0 [ 29.276966][ T355] hardirqs last enabled at (0): [<0000000000000000>] 0x0 [ 29.276971][ T355] hardirqs last disabled at (0): [] copy_process+0x1ccd/0x6240 [ 29.276979][ T355] softirqs last enabled at (0): [] copy_process+0x1d21/0x6240 [ 29.276981][ T355] softirqs last disabled at (0): [<0000000000000000>] 0x0 [ 29.276984][ T355] Preemption disabled at: [ 29.276984][ T355] [] vprintk_emit+0x31b/0x3e0 [ 29.276993][ T355] CPU: 0 UID: 0 PID: 355 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.276998][ T355] Tainted: [W]=WARN [ 29.276999][ T355] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.277001][ T355] Call Trace: [ 29.277003][ T355] [ 29.277005][ T355] dump_stack_lvl+0x6f/0xa0 [ 29.277011][ T355] ? vprintk_emit+0x31b/0x3e0 [ 29.277013][ T355] __might_resched.cold+0x1fe/0x2c1 [ 29.277018][ T355] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.277022][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277027][ T355] __kmalloc_noprof+0x443/0x760 [ 29.277031][ T355] ? __rwlock_init+0x150/0x150 [ 29.277034][ T355] ? alloc_buf.isra.0+0x4b/0x260 [ 29.277039][ T355] ? do_raw_spin_unlock+0x59/0x250 [ 29.277042][ T355] alloc_buf.isra.0+0x4b/0x260 [ 29.277045][ T355] put_chars+0x1e1/0x2f0 [ 29.277047][ T355] ? desc_read_finalized_seq+0x79/0x120 [ 29.277050][ T355] ? __send_to_port+0x420/0x420 [ 29.277053][ T355] ? console_prepend_replay+0x20/0x20 [ 29.277056][ T355] hvc_console_print+0x292/0x780 [ 29.277061][ T355] ? hvc_write+0x3a0/0x3a0 [ 29.277063][ T355] ? do_raw_spin_lock+0x131/0x280 [ 29.277065][ T355] ? __rwlock_init+0x150/0x150 [ 29.277067][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277070][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277072][ T355] ? lock_acquire+0x13c/0x160 [ 29.277075][ T355] console_emit_next_record+0x22f/0x4c0 [ 29.277079][ T355] ? devkmsg_read+0x4b0/0x4b0 [ 29.277082][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277084][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277086][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277089][ T355] ? lock_acquire+0x13c/0x160 [ 29.277091][ T355] ? console_flush_one_record+0x111/0x710 [ 29.277094][ T355] console_flush_one_record+0x46f/0x710 [ 29.277097][ T355] ? console_emit_next_record+0x4c0/0x4c0 [ 29.277101][ T355] console_unlock+0xee/0x1f0 [ 29.277104][ T355] ? lock_acquire+0x13c/0x160 [ 29.277106][ T355] ? console_flush_one_record+0x710/0x710 [ 29.277108][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277111][ T355] ? lock_release+0x184/0x1f0 [ 29.277113][ T355] ? lock_acquire+0x60/0x160 [ 29.277115][ T355] ? __rcu_read_lock+0x30/0x70 [ 29.277118][ T355] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.277120][ T355] ? vprintk_emit+0x320/0x3e0 [ 29.277123][ T355] vprintk_emit+0x37c/0x3e0 [ 29.277126][ T355] ? wake_up_klogd_work_func+0x90/0x90 [ 29.277129][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277131][ T355] ? lock_acquire+0x13c/0x160 [ 29.277134][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277137][ T355] _printk+0xc7/0x100 [ 29.277140][ T355] ? snapshot_read.cold+0x21/0x21 [ 29.277143][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277146][ T355] ? lock_acquire+0x13c/0x160 [ 29.277148][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277150][ T355] ? netdev_name+0x43/0x60 [ 29.277153][ T355] ? __netdev_printk+0x17f/0x1d0 [ 29.277156][ T355] netdev_info+0xe2/0x116 [ 29.277159][ T355] ? netdev_notice+0x120/0x120 [ 29.277161][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277164][ T355] ? do_raw_spin_lock+0x131/0x280 [ 29.277167][ T355] ? __rwlock_init+0x150/0x150 [ 29.277169][ T355] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.277172][ T355] ? mutex_is_locked+0x1c/0x50 [ 29.277176][ T355] __dev_set_promiscuity.cold+0x95/0x104 [ 29.277179][ T355] __dev_change_flags+0x396/0x660 [ 29.277185][ T355] ? netif_set_allmulti+0x250/0x250 [ 29.277187][ T355] ? kernel_text_address+0x149/0x170 [ 29.277190][ T355] ? __kernel_text_address+0x12/0x30 [ 29.277192][ T355] ? write_profile+0xf0/0xf0 [ 29.277195][ T355] ? unwind_get_return_address+0x67/0xd0 [ 29.277200][ T355] netif_change_flags+0x87/0x190 [ 29.277203][ T355] do_setlink.isra.0+0x1cc3/0x2750 [ 29.277208][ T355] ? stack_trace_save+0x93/0xc0 [ 29.277210][ T355] ? rtnl_link_get_size+0x350/0x350 [ 29.277211][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277214][ T355] ? stack_depot_save_flags+0x1bc/0x790 [ 29.277219][ T355] ? kasan_save_stack+0x3d/0x50 [ 29.277222][ T355] ? kasan_save_stack+0x2f/0x50 [ 29.277224][ T355] ? kasan_save_track+0x14/0x30 [ 29.277227][ T355] ? __kasan_kmalloc+0x7b/0x90 [ 29.277229][ T355] ? __kmalloc_cache_noprof+0x29a/0x620 [ 29.277231][ T355] ? rtnl_newlink+0x124/0x11c0 [ 29.277232][ T355] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.277234][ T355] ? netlink_rcv_skb+0x14e/0x3a0 [ 29.277238][ T355] ? netlink_unicast+0x486/0x750 [ 29.277240][ T355] ? netlink_sendmsg+0x735/0xc60 [ 29.277241][ T355] ? ____sys_sendmsg+0x415/0x880 [ 29.277244][ T355] ? ___sys_sendmsg+0x14e/0x1d0 [ 29.277247][ T355] ? __sys_sendmsg+0x12c/0x1d0 [ 29.277249][ T355] ? do_syscall_64+0xff/0x530 [ 29.277252][ T355] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.277256][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277258][ T355] ? lock_acquire+0x13c/0x160 [ 29.277260][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277262][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277265][ T355] ? trace_contention_end+0xb3/0x180 [ 29.277268][ T355] ? __mutex_lock+0x1db/0x1ea0 [ 29.277270][ T355] ? __mutex_lock+0x9a3/0x1ea0 [ 29.277273][ T355] ? rtnl_newlink+0x9a8/0x11c0 [ 29.277275][ T355] ? ww_mutex_lock+0x160/0x160 [ 29.277279][ T355] ? __rtnl_newlink+0x3fa/0xa50 [ 29.277282][ T355] rtnl_newlink+0x9f1/0x11c0 [ 29.277285][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277288][ T355] ? rtnl_bridge_getlink+0x850/0x850 [ 29.277290][ T355] ? lock_acquire+0x13c/0x160 [ 29.277292][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277295][ T355] ? is_bpf_text_address+0x3e/0x110 [ 29.277299][ T355] ? is_bpf_text_address+0x72/0x110 [ 29.277302][ T355] ? kernel_text_address+0x149/0x170 [ 29.277304][ T355] ? __kernel_text_address+0x12/0x30 [ 29.277306][ T355] ? write_profile+0xf0/0xf0 [ 29.277307][ T355] ? unwind_get_return_address+0x67/0xd0 [ 29.277310][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277312][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277314][ T355] ? cap_capable+0x1d7/0x3d0 [ 29.277319][ T355] ? lock_acquire+0x13c/0x160 [ 29.277321][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277323][ T355] ? rtnl_bridge_getlink+0x850/0x850 [ 29.277326][ T355] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 29.277328][ T355] ? rtnl_link_fill+0x920/0x920 [ 29.277330][ T355] ? filter_irq_stacks+0xd0/0xd0 [ 29.277332][ T355] ? stack_depot_save_flags+0x1bc/0x790 [ 29.277336][ T355] netlink_rcv_skb+0x14e/0x3a0 [ 29.277338][ T355] ? rtnl_link_fill+0x920/0x920 [ 29.277340][ T355] ? lock_release+0x184/0x1f0 [ 29.277343][ T355] ? netlink_ack+0xcf0/0xcf0 [ 29.277344][ T355] ? __netlink_lookup+0xb9/0x6b0 [ 29.277348][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277351][ T355] ? lock_release+0x184/0x1f0 [ 29.277354][ T355] netlink_unicast+0x486/0x750 [ 29.277357][ T355] ? netlink_attachskb+0x810/0x810 [ 29.277359][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277361][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277364][ T355] ? lock_acquire+0x13c/0x160 [ 29.277367][ T355] netlink_sendmsg+0x735/0xc60 [ 29.277370][ T355] ? netlink_unicast+0x750/0x750 [ 29.277373][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277375][ T355] ? lock_release+0x184/0x1f0 [ 29.277378][ T355] ____sys_sendmsg+0x415/0x880 [ 29.277380][ T355] ? copy_msghdr_from_user+0x279/0x420 [ 29.277383][ T355] ? get_timestamp.constprop.0+0x390/0x390 [ 29.277385][ T355] ? move_addr_to_kernel+0x40/0x40 [ 29.277387][ T355] ? filter_irq_stacks+0xd0/0xd0 [ 29.277391][ T355] ___sys_sendmsg+0x14e/0x1d0 [ 29.277394][ T355] ? copy_msghdr_from_user+0x420/0x420 [ 29.277402][ T355] __sys_sendmsg+0x12c/0x1d0 [ 29.277404][ T355] ? __sys_sendmsg_sock+0x20/0x20 [ 29.277409][ T355] ? rcu_is_watching+0x16/0xd0 [ 29.277412][ T355] do_syscall_64+0xff/0x530 [ 29.277414][ T355] ? exc_page_fault+0xee/0x100 [ 29.277417][ T355] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 29.277420][ T355] RIP: 0033:0x7ff500a0b54e [ 29.277422][ T355] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa [ 29.277425][ T355] RSP: 002b:00007ffc2050fa00 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 29.277429][ T355] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007ff500a0b54e [ 29.277431][ T355] RDX: 0000000000000000 RSI: 00007ffc2050fab0 RDI: 0000000000000005 [ 29.277432][ T355] RBP: 00007ffc2050fa10 R08: 0000000000000000 R09: 0000000000000000 [ 29.277434][ T355] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9182ee [ 29.277435][ T355] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffc20510170 [ 29.277439][ T355] [ 29.355855][ T363] br0: port 3(veth4) entered disabled state [ 29.373103][ T364] br0: port 2(veth2) entered disabled state [ 29.394635][ T365] br0: port 1(veth1) entered disabled state [ 29.413648][ T366] veth4: left allmulticast mode [ 29.413815][ T366] veth4: left promiscuous mode [ 29.414016][ T366] br0: port 3(veth4) entered disabled state [ 29.419648][ T366] veth2: left allmulticast mode [ 29.419806][ T366] veth2: left promiscuous mode [ 29.419998][ T366] br0: port 2(veth2) entered disabled state [ 29.420865][ T366] veth1: left allmulticast mode [ 29.421002][ T366] veth1: left promiscuous mode [ 29.421186][ T366] br0: port 1(veth1) entered disabled state