[ 11.018172][ T187] ip (187) used greatest stack depth: 24384 bytes left [ 11.018188][ T187] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.018190][ T187] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 187, name: ip [ 11.018192][ T187] preempt_count: 2, expected: 0 [ 11.018193][ T187] RCU nest depth: 0, expected: 0 [ 11.018194][ T187] locks held by ip/187: 5, last CPU#3: [ 11.018196][ T187] #0: ffffffff9ec027b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.018208][ T187] #1: ffffffff9ed69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.018214][ T187] #2: ffffffff9ed69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.018218][ T187] #3: ffffffff9ec89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.018222][ T187] #4: ffffffff9ec89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.018225][ T187] irq event stamp: 48042 [ 11.018226][ T187] hardirqs last enabled at (48041): [] __down_trylock_console_sem+0x86/0xa0 [ 11.018229][ T187] hardirqs last disabled at (48042): [] console_emit_next_record+0x3d4/0x4c0 [ 11.018231][ T187] softirqs last enabled at (47896): [] handle_softirqs+0x67c/0x900 [ 11.018232][ T187] softirqs last disabled at (47889): [] __irq_exit_rcu+0x145/0x1c0 [ 11.018235][ T187] Preemption disabled at: [ 11.018235][ T187] [<0000000000000000>] 0x0 [ 11.018241][ T187] CPU: 3 UID: 0 PID: 187 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.018245][ T187] Tainted: [W]=WARN [ 11.018246][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.018248][ T187] Call Trace: [ 11.018249][ T187] [ 11.018251][ T187] dump_stack_lvl+0x6f/0xa0 [ 11.018257][ T187] __might_resched.cold+0x1fe/0x2c1 [ 11.018261][ T187] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.018265][ T187] ? __kmalloc_noprof+0xdb/0x760 [ 11.018271][ T187] __kmalloc_noprof+0x443/0x760 [ 11.018273][ T187] ? alloc_buf.isra.0+0x4b/0x260 [ 11.018279][ T187] ? do_raw_spin_unlock+0x59/0x250 [ 11.018282][ T187] alloc_buf.isra.0+0x4b/0x260 [ 11.018285][ T187] put_chars+0x1e1/0x2f0 [ 11.018288][ T187] ? __send_to_port+0x420/0x420 [ 11.018289][ T187] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.018294][ T187] ? validate_chain+0x38b/0xc20 [ 11.018299][ T187] hvc_console_print+0x292/0x780 [ 11.018305][ T187] ? hvc_write+0x3a0/0x3a0 [ 11.018307][ T187] ? rcu_is_watching+0x16/0xd0 [ 11.018310][ T187] ? lock_acquire+0x13c/0x160 [ 11.018314][ T187] console_emit_next_record+0x22f/0x4c0 [ 11.018318][ T187] ? devkmsg_read+0x4b0/0x4b0 [ 11.018319][ T187] ? console_flush_one_record+0x106/0x710 [ 11.018323][ T187] ? rcu_is_watching+0x16/0xd0 [ 11.018325][ T187] ? lock_acquire+0x13c/0x160 [ 11.018329][ T187] console_flush_one_record+0x46f/0x710 [ 11.018333][ T187] ? console_emit_next_record+0x4c0/0x4c0 [ 11.018335][ T187] ? __lock_acquire+0x518/0xc20 [ 11.018340][ T187] console_unlock+0xee/0x1f0 [ 11.018343][ T187] ? console_flush_one_record+0x710/0x710 [ 11.018345][ T187] ? rcu_is_watching+0x16/0xd0 [ 11.018347][ T187] ? lock_acquire+0x60/0x160 [ 11.018351][ T187] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.018353][ T187] ? vprintk_emit+0x320/0x3e0 [ 11.018357][ T187] vprintk_emit+0x37c/0x3e0 [ 11.018360][ T187] ? wake_up_klogd_work_func+0x90/0x90 [ 11.018364][ T187] ? __lock_acquire+0x518/0xc20 [ 11.018368][ T187] _printk+0xc7/0x100 [ 11.018371][ T187] ? snapshot_read.cold+0x21/0x21 [ 11.018374][ T187] ? do_raw_spin_lock+0x131/0x280 [ 11.018376][ T187] ? __rwlock_init+0x150/0x150 [ 11.018380][ T187] ? do_raw_spin_lock+0x131/0x280 [ 11.018383][ T187] do_exit.cold+0x82/0x9c [ 11.018387][ T187] ? exit_notify+0x890/0x890 [ 11.018389][ T187] ? __lock_release.isra.0+0x69/0x1a0 [ 11.018392][ T187] ? rcu_is_watching+0x16/0xd0 [ 11.018396][ T187] do_group_exit+0xb8/0x370 [ 11.018399][ T187] __x64_sys_exit_group+0x3c/0x50 [ 11.018400][ T187] x64_sys_call+0x1567/0x1570 [ 11.018402][ T187] do_syscall_64+0xff/0x530 [ 11.018406][ T187] ? exc_page_fault+0xee/0x100 [ 11.018409][ T187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.018411][ T187] RIP: 0033:0x7fc06ceb01b8 [ 11.018413][ T187] Code: Unable to access opcode bytes at 0x7fc06ceb018e. [ 11.018415][ T187] RSP: 002b:00007fff2de3df18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.018417][ T187] RAX: ffffffffffffffda RBX: 00007fc06cfe0f88 RCX: 00007fc06ceb01b8 [ 11.018418][ T187] RDX: 00007fc06cbfafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.018419][ T187] RBP: 00007fff2de3df70 R08: 0000000000000000 R09: 0000000000008010 [ 11.018420][ T187] R10: 00007fff2de3dd30 R11: 0000000000000246 R12: 0000000000000001 [ 11.018421][ T187] R13: 0000000000000000 R14: 00007fc06cfdf680 R15: 00007fc06cfe0fa0 [ 11.018428][ T187] [ 13.044899][ T264] br1: port 1(vx10) entered blocking state [ 13.044985][ T264] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.044987][ T264] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 264, name: ip [ 13.044988][ T264] preempt_count: 1, expected: 0 [ 13.044989][ T264] RCU nest depth: 0, expected: 0 [ 13.044990][ T264] locks held by ip/264: 5, last CPU#2: [ 13.044993][ T264] #0: ffffffff9f4d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 13.045004][ T264] #1: ffffffff9ed69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.045010][ T264] #2: ffffffff9ed69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.045014][ T264] #3: ffffffff9ec89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.045018][ T264] #4: ffffffff9ec89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.045022][ T264] irq event stamp: 20898 [ 13.045023][ T264] hardirqs last enabled at (20897): [] __down_trylock_console_sem+0x86/0xa0 [ 13.045025][ T264] hardirqs last disabled at (20898): [] console_emit_next_record+0x3d4/0x4c0 [ 13.045027][ T264] softirqs last enabled at (20810): [] __alloc_skb+0x4c2/0x5f0 [ 13.045030][ T264] softirqs last disabled at (20808): [] __alloc_skb+0x4c2/0x5f0 [ 13.045033][ T264] Preemption disabled at: [ 13.045034][ T264] [] vprintk_emit+0x31b/0x3e0 [ 13.045040][ T264] CPU: 2 UID: 0 PID: 264 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.045043][ T264] Tainted: [W]=WARN [ 13.045044][ T264] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.045045][ T264] Call Trace: [ 13.045047][ T264] [ 13.045048][ T264] dump_stack_lvl+0x6f/0xa0 [ 13.045054][ T264] ? vprintk_emit+0x31b/0x3e0 [ 13.045056][ T264] __might_resched.cold+0x1fe/0x2c1 [ 13.045061][ T264] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.045065][ T264] ? __kmalloc_noprof+0xdb/0x760 [ 13.045070][ T264] __kmalloc_noprof+0x443/0x760 [ 13.045072][ T264] ? alloc_buf.isra.0+0x4b/0x260 [ 13.045078][ T264] ? do_raw_spin_unlock+0x59/0x250 [ 13.045080][ T264] alloc_buf.isra.0+0x4b/0x260 [ 13.045084][ T264] put_chars+0x1e1/0x2f0 [ 13.045086][ T264] ? __send_to_port+0x420/0x420 [ 13.045091][ T264] ? validate_chain+0x34a/0xc20 [ 13.045094][ T264] hvc_console_print+0x292/0x780 [ 13.045097][ T264] ? mark_usage+0x61/0x170 [ 13.045099][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045100][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045104][ T264] ? hvc_write+0x3a0/0x3a0 [ 13.045106][ T264] ? console_emit_next_record+0x1df/0x4c0 [ 13.045110][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045113][ T264] ? lock_acquire+0x13c/0x160 [ 13.045117][ T264] console_emit_next_record+0x22f/0x4c0 [ 13.045121][ T264] ? devkmsg_read+0x4b0/0x4b0 [ 13.045123][ T264] ? console_flush_one_record+0x106/0x710 [ 13.045126][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045128][ T264] ? lock_acquire+0x13c/0x160 [ 13.045132][ T264] console_flush_one_record+0x46f/0x710 [ 13.045136][ T264] ? console_emit_next_record+0x4c0/0x4c0 [ 13.045138][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045143][ T264] console_unlock+0xee/0x1f0 [ 13.045146][ T264] ? console_flush_one_record+0x710/0x710 [ 13.045148][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045150][ T264] ? lock_acquire+0x60/0x160 [ 13.045154][ T264] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.045155][ T264] ? vprintk_emit+0x320/0x3e0 [ 13.045158][ T264] vprintk_emit+0x37c/0x3e0 [ 13.045162][ T264] ? wake_up_klogd_work_func+0x90/0x90 [ 13.045164][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 13.045166][ T264] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 13.045170][ T264] ? mark_held_locks+0x40/0x70 [ 13.045174][ T264] _printk+0xc7/0x100 [ 13.045177][ T264] ? snapshot_read.cold+0x21/0x21 [ 13.045181][ T264] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 13.045194][ T264] ? do_setlink.isra.0+0xa31/0x2750 [ 13.045195][ T264] ? rtnl_newlink+0x9f1/0x11c0 [ 13.045196][ T264] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.045201][ T264] br_set_state+0x22f/0x430 [bridge] [ 13.045211][ T264] br_init_port+0xc4/0x200 [bridge] [ 13.045219][ T264] new_nbp+0x39c/0x580 [bridge] [ 13.045228][ T264] br_add_if+0x212/0x1320 [bridge] [ 13.045235][ T264] ? is_bpf_text_address+0x72/0x110 [ 13.045238][ T264] ? kernel_text_address+0x149/0x170 [ 13.045241][ T264] ? __kernel_text_address+0x12/0x30 [ 13.045245][ T264] do_set_master+0x357/0x580 [ 13.045250][ T264] do_setlink.isra.0+0xa31/0x2750 [ 13.045253][ T264] ? stack_trace_save+0x93/0xc0 [ 13.045256][ T264] ? rtnl_link_get_size+0x350/0x350 [ 13.045257][ T264] ? rcu_read_lock_any_held+0x66/0x90 [ 13.045260][ T264] ? stack_depot_save_flags+0x38e/0x790 [ 13.045263][ T264] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.045266][ T264] ? rcu_read_lock_any_held+0x3c/0x90 [ 13.045267][ T264] ? validate_chain+0x38b/0xc20 [ 13.045270][ T264] ? kasan_save_stack+0x3d/0x50 [ 13.045273][ T264] ? kasan_save_stack+0x2f/0x50 [ 13.045274][ T264] ? kasan_save_track+0x14/0x30 [ 13.045277][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045279][ T264] ? netlink_seq_next+0x4e/0x60 [ 13.045282][ T264] ? ___sys_sendmsg+0xb0/0x1d0 [ 13.045286][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 13.045288][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 13.045290][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045293][ T264] ? lock_acquire+0x13c/0x160 [ 13.045294][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045296][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045298][ T264] ? trace_contention_end+0xb3/0x180 [ 13.045302][ T264] ? __mutex_lock+0x1db/0x1ea0 [ 13.045304][ T264] ? __mutex_lock+0x9a3/0x1ea0 [ 13.045306][ T264] ? rtnl_newlink+0x9a8/0x11c0 [ 13.045309][ T264] ? ww_mutex_lock+0x160/0x160 [ 13.045311][ T264] ? nla_get_range_signed+0x3d0/0x3d0 [ 13.045315][ T264] ? __rtnl_newlink+0x3fa/0xa50 [ 13.045321][ T264] rtnl_newlink+0x9f1/0x11c0 [ 13.045326][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 13.045328][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045332][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 13.045334][ T264] ? find_held_lock+0x2b/0x80 [ 13.045336][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 13.045338][ T264] ? __lock_release.isra.0+0x69/0x1a0 [ 13.045341][ T264] ? rtnl_bridge_getlink+0x850/0x850 [ 13.045343][ T264] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 13.045346][ T264] ? rtnl_link_fill+0x920/0x920 [ 13.045348][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045353][ T264] ? lock_acquire.part.0+0xd4/0x280 [ 13.045355][ T264] ? find_held_lock+0x2b/0x80 [ 13.045359][ T264] netlink_rcv_skb+0x14e/0x3a0 [ 13.045361][ T264] ? rtnl_link_fill+0x920/0x920 [ 13.045364][ T264] ? netlink_ack+0xcf0/0xcf0 [ 13.045370][ T264] ? netlink_deliver_tap+0xc5/0x330 [ 13.045371][ T264] ? netlink_deliver_tap+0x13c/0x330 [ 13.045376][ T264] netlink_unicast+0x486/0x750 [ 13.045379][ T264] ? netlink_attachskb+0x810/0x810 [ 13.045382][ T264] ? __lock_acquire+0x518/0xc20 [ 13.045386][ T264] netlink_sendmsg+0x735/0xc60 [ 13.045390][ T264] ? netlink_unicast+0x750/0x750 [ 13.045393][ T264] ? __might_fault+0x97/0x140 [ 13.045399][ T264] ____sys_sendmsg+0x415/0x880 [ 13.045401][ T264] ? copy_msghdr_from_user+0x279/0x420 [ 13.045403][ T264] ? get_timestamp.constprop.0+0x390/0x390 [ 13.045405][ T264] ? move_addr_to_kernel+0x40/0x40 [ 13.045412][ T264] ___sys_sendmsg+0x14e/0x1d0 [ 13.045415][ T264] ? copy_msghdr_from_user+0x420/0x420 [ 13.045430][ T264] __sys_sendmsg+0x12c/0x1d0 [ 13.045433][ T264] ? __sys_sendmsg_sock+0x20/0x20 [ 13.045439][ T264] ? rcu_is_watching+0x16/0xd0 [ 13.045443][ T264] do_syscall_64+0xff/0x530 [ 13.045445][ T264] ? exc_page_fault+0xee/0x100 [ 13.045448][ T264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.045450][ T264] RIP: 0033:0x7fa52e7c354e [ 13.045454][ T264] 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 [ 13.045456][ T264] RSP: 002b:00007ffd0d55c530 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 13.045459][ T264] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fa52e7c354e [ 13.045460][ T264] RDX: 0000000000000000 RSI: 00007ffd0d55c5e0 RDI: 0000000000000005 [ 13.045461][ T264] RBP: 00007ffd0d55c540 R08: 0000000000000000 R09: 0000000000000000 [ 13.045462][ T264] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913804 [ 13.045462][ T264] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd0d55cca0 [ 13.045469][ T264] [ 13.097846][ T264] br1: port 1(vx10) entered disabled state [ 13.098213][ T264] vx10: entered allmulticast mode [ 13.100136][ T264] vx10: entered promiscuous mode [ 13.100694][ T264] br1: port 1(vx10) entered blocking state [ 13.101163][ T264] br1: port 1(vx10) entered forwarding state [ 13.109899][ T264] ip (264) used greatest stack depth: 23336 bytes left [ 13.228037][ T269] br1: port 2(vx20) entered blocking state [ 13.228364][ T269] br1: port 2(vx20) entered disabled state [ 13.228677][ T269] vx20: entered allmulticast mode [ 13.230230][ T269] vx20: entered promiscuous mode [ 13.230688][ T269] br1: port 2(vx20) entered blocking state [ 13.230988][ T269] br1: port 2(vx20) entered forwarding state [ 13.290744][ T272] br1: port 3(veth1) entered blocking state [ 13.291756][ T272] br1: port 3(veth1) entered disabled state [ 13.292250][ T272] veth1: entered allmulticast mode [ 13.293864][ T272] veth1: entered promiscuous mode [ 13.339063][ T46] br1: port 3(veth1) entered blocking state [ 13.339774][ T46] br1: port 3(veth1) entered forwarding state [ 13.367989][ T274] br1: port 4(veth2) entered blocking state [ 13.368310][ T274] br1: port 4(veth2) entered disabled state [ 13.368611][ T274] veth2: entered allmulticast mode [ 13.370106][ T274] veth2: entered promiscuous mode [ 13.401270][ T38] br1: port 4(veth2) entered blocking state [ 13.401630][ T38] br1: port 4(veth2) entered forwarding state [ 13.505579][ T279] br1: port 5(vx4001) entered blocking state [ 13.505940][ T279] br1: port 5(vx4001) entered disabled state [ 13.506302][ T279] vx4001: entered allmulticast mode [ 13.507915][ T279] vx4001: entered promiscuous mode [ 13.508704][ T279] br1: port 5(vx4001) entered blocking state [ 13.509026][ T279] br1: port 5(vx4001) entered forwarding state [ 13.798038][ T288] 8021q: 802.1Q VLAN Support v1.8 [ 13.968521][ T72] br1: entered promiscuous mode [ 16.119303][ T370] br1: port 1(vx10) entered blocking state [ 16.119326][ T370] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 16.119328][ T370] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 370, name: ip [ 16.119331][ T370] preempt_count: 1, expected: 0 [ 16.119332][ T370] RCU nest depth: 0, expected: 0 [ 16.119333][ T370] locks held by ip/370: 5, last CPU#1: [ 16.119336][ T370] #0: ffffffff9f4d2c40 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11c0 [ 16.119351][ T370] #1: ffffffff9ed69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 16.119360][ T370] #2: ffffffff9ed69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 16.119366][ T370] #3: ffffffff9ec89660 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 16.119371][ T370] #4: ffffffff9ec89560 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 16.119377][ T370] irq event stamp: 11748 [ 16.119379][ T370] hardirqs last enabled at (11747): [] __down_trylock_console_sem+0x86/0xa0 [ 16.119382][ T370] hardirqs last disabled at (11748): [] console_emit_next_record+0x3d4/0x4c0 [ 16.119385][ T370] softirqs last enabled at (11688): [] __alloc_skb+0x4c2/0x5f0 [ 16.119389][ T370] softirqs last disabled at (11686): [] __alloc_skb+0x4c2/0x5f0 [ 16.119392][ T370] Preemption disabled at: [ 16.119393][ T370] [] vprintk_emit+0x31b/0x3e0 [ 16.119401][ T370] CPU: 1 UID: 0 PID: 370 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 16.119406][ T370] Tainted: [W]=WARN [ 16.119407][ T370] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.119409][ T370] Call Trace: [ 16.119411][ T370] [ 16.119413][ T370] dump_stack_lvl+0x6f/0xa0 [ 16.119421][ T370] ? vprintk_emit+0x31b/0x3e0 [ 16.119424][ T370] __might_resched.cold+0x1fe/0x2c1 [ 16.119430][ T370] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 16.119436][ T370] ? __kmalloc_noprof+0xdb/0x760 [ 16.119443][ T370] __kmalloc_noprof+0x443/0x760 [ 16.119447][ T370] ? alloc_buf.isra.0+0x4b/0x260 [ 16.119455][ T370] ? do_raw_spin_unlock+0x59/0x250 [ 16.119459][ T370] alloc_buf.isra.0+0x4b/0x260 [ 16.119464][ T370] put_chars+0x1e1/0x2f0 [ 16.119466][ T370] ? prb_final_commit+0x50/0x50 [ 16.119470][ T370] ? __send_to_port+0x420/0x420 [ 16.119475][ T370] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.119480][ T370] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.119484][ T370] ? validate_chain+0x38b/0xc20 [ 16.119490][ T370] hvc_console_print+0x292/0x780 [ 16.119494][ T370] ? mark_usage+0x61/0x170 [ 16.119496][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119499][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119505][ T370] ? hvc_write+0x3a0/0x3a0 [ 16.119509][ T370] ? console_emit_next_record+0x1df/0x4c0 [ 16.119514][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.119517][ T370] ? lock_acquire+0x13c/0x160 [ 16.119524][ T370] console_emit_next_record+0x22f/0x4c0 [ 16.119530][ T370] ? devkmsg_read+0x4b0/0x4b0 [ 16.119533][ T370] ? console_flush_one_record+0x106/0x710 [ 16.119538][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.119541][ T370] ? lock_acquire+0x13c/0x160 [ 16.119548][ T370] console_flush_one_record+0x46f/0x710 [ 16.119555][ T370] ? console_emit_next_record+0x4c0/0x4c0 [ 16.119557][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119566][ T370] console_unlock+0xee/0x1f0 [ 16.119571][ T370] ? console_flush_one_record+0x710/0x710 [ 16.119573][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.119577][ T370] ? lock_acquire+0x60/0x160 [ 16.119583][ T370] ? __down_trylock_console_sem+0x5e/0xa0 [ 16.119585][ T370] ? vprintk_emit+0x320/0x3e0 [ 16.119591][ T370] vprintk_emit+0x37c/0x3e0 [ 16.119597][ T370] ? wake_up_klogd_work_func+0x90/0x90 [ 16.119601][ T370] ? __lock_release.isra.0+0x69/0x1a0 [ 16.119605][ T370] ? mark_held_locks+0x40/0x70 [ 16.119611][ T370] _printk+0xc7/0x100 [ 16.119616][ T370] ? snapshot_read.cold+0x21/0x21 [ 16.119622][ T370] ? br_multicast_flood+0xab0/0xab0 [bridge] [ 16.119640][ T370] ? do_setlink.isra.0+0xa31/0x2750 [ 16.119643][ T370] ? rtnl_newlink+0x9f1/0x11c0 [ 16.119644][ T370] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 16.119652][ T370] br_set_state+0x22f/0x430 [bridge] [ 16.119669][ T370] br_init_port+0xc4/0x200 [bridge] [ 16.119683][ T370] new_nbp+0x39c/0x580 [bridge] [ 16.119700][ T370] br_add_if+0x212/0x1320 [bridge] [ 16.119712][ T370] ? is_bpf_text_address+0x72/0x110 [ 16.119717][ T370] ? kernel_text_address+0x149/0x170 [ 16.119722][ T370] ? __kernel_text_address+0x12/0x30 [ 16.119728][ T370] do_set_master+0x357/0x580 [ 16.119736][ T370] do_setlink.isra.0+0xa31/0x2750 [ 16.119741][ T370] ? stack_trace_save+0x93/0xc0 [ 16.119745][ T370] ? rtnl_link_get_size+0x350/0x350 [ 16.119747][ T370] ? rcu_read_lock_any_held+0x66/0x90 [ 16.119750][ T370] ? stack_depot_save_flags+0x38e/0x790 [ 16.119755][ T370] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 16.119759][ T370] ? rcu_read_lock_any_held+0x3c/0x90 [ 16.119762][ T370] ? validate_chain+0x38b/0xc20 [ 16.119766][ T370] ? kasan_save_stack+0x3d/0x50 [ 16.119770][ T370] ? kasan_save_stack+0x2f/0x50 [ 16.119772][ T370] ? kasan_save_track+0x14/0x30 [ 16.119777][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119779][ T370] ? netlink_seq_next+0x4e/0x60 [ 16.119783][ T370] ? ___sys_sendmsg+0xb0/0x1d0 [ 16.119790][ T370] ? lock_acquire.part.0+0xd4/0x280 [ 16.119793][ T370] ? rtnl_newlink+0x9a8/0x11c0 [ 16.119797][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.119801][ T370] ? lock_acquire+0x13c/0x160 [ 16.119803][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.119806][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.119809][ T370] ? trace_contention_end+0xb3/0x180 [ 16.119814][ T370] ? __mutex_lock+0x1db/0x1ea0 [ 16.119818][ T370] ? __mutex_lock+0x9a3/0x1ea0 [ 16.119822][ T370] ? rtnl_newlink+0x9a8/0x11c0 [ 16.119827][ T370] ? ww_mutex_lock+0x160/0x160 [ 16.119830][ T370] ? nla_get_range_signed+0x3d0/0x3d0 [ 16.119844][ T370] ? __rtnl_newlink+0x3fa/0xa50 [ 16.119853][ T370] rtnl_newlink+0x9f1/0x11c0 [ 16.119863][ T370] ? rtnl_bridge_getlink+0x850/0x850 [ 16.119866][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119873][ T370] ? lock_acquire.part.0+0xd4/0x280 [ 16.119876][ T370] ? find_held_lock+0x2b/0x80 [ 16.119880][ T370] ? rtnl_bridge_getlink+0x850/0x850 [ 16.119883][ T370] ? __lock_release.isra.0+0x69/0x1a0 [ 16.119889][ T370] ? rtnl_bridge_getlink+0x850/0x850 [ 16.119892][ T370] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 16.119898][ T370] ? rtnl_link_fill+0x920/0x920 [ 16.119900][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119907][ T370] ? lock_acquire.part.0+0xd4/0x280 [ 16.119910][ T370] ? find_held_lock+0x2b/0x80 [ 16.119916][ T370] netlink_rcv_skb+0x14e/0x3a0 [ 16.119919][ T370] ? rtnl_link_fill+0x920/0x920 [ 16.119923][ T370] ? netlink_ack+0xcf0/0xcf0 [ 16.119934][ T370] ? netlink_deliver_tap+0xc5/0x330 [ 16.119937][ T370] ? netlink_deliver_tap+0x13c/0x330 [ 16.119944][ T370] netlink_unicast+0x486/0x750 [ 16.119950][ T370] ? netlink_attachskb+0x810/0x810 [ 16.119955][ T370] ? __lock_acquire+0x518/0xc20 [ 16.119965][ T370] netlink_sendmsg+0x735/0xc60 [ 16.119972][ T370] ? netlink_unicast+0x750/0x750 [ 16.119979][ T370] ? __might_fault+0x97/0x140 [ 16.119987][ T370] ____sys_sendmsg+0x415/0x880 [ 16.119990][ T370] ? copy_msghdr_from_user+0x279/0x420 [ 16.119994][ T370] ? get_timestamp.constprop.0+0x390/0x390 [ 16.119996][ T370] ? move_addr_to_kernel+0x40/0x40 [ 16.120009][ T370] ___sys_sendmsg+0x14e/0x1d0 [ 16.120014][ T370] ? copy_msghdr_from_user+0x420/0x420 [ 16.120043][ T370] __sys_sendmsg+0x12c/0x1d0 [ 16.120047][ T370] ? __sys_sendmsg_sock+0x20/0x20 [ 16.120058][ T370] ? rcu_is_watching+0x16/0xd0 [ 16.120064][ T370] do_syscall_64+0xff/0x530 [ 16.120067][ T370] ? exc_page_fault+0xee/0x100 [ 16.120072][ T370] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 16.120075][ T370] RIP: 0033:0x7fd67cef854e [ 16.120080][ T370] 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 [ 16.120082][ T370] RSP: 002b:00007ffd4a3b25e0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 16.120085][ T370] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007fd67cef854e [ 16.120087][ T370] RDX: 0000000000000000 RSI: 00007ffd4a3b2690 RDI: 0000000000000005 [ 16.120089][ T370] RBP: 00007ffd4a3b25f0 R08: 0000000000000000 R09: 0000000000000000 [ 16.120090][ T370] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a913807 [ 16.120092][ T370] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffd4a3b2d50 [ 16.120104][ T370] [ 16.195839][ T370] br1: port 1(vx10) entered disabled state [ 16.196250][ T370] vx10: entered allmulticast mode [ 16.197850][ T370] vx10: entered promiscuous mode [ 16.198549][ T370] br1: port 1(vx10) entered blocking state [ 16.198860][ T370] br1: port 1(vx10) entered forwarding state [ 16.331793][ T374] br1: port 2(vx20) entered blocking state [ 16.332157][ T374] br1: port 2(vx20) entered disabled state [ 16.332470][ T374] vx20: entered allmulticast mode [ 16.334068][ T374] vx20: entered promiscuous mode [ 16.334533][ T374] br1: port 2(vx20) entered blocking state [ 16.334831][ T374] br1: port 2(vx20) entered forwarding state [ 16.461497][ T378] br1: port 3(vx4001) entered blocking state [ 16.462000][ T378] br1: port 3(vx4001) entered disabled state [ 16.462444][ T378] vx4001: entered allmulticast mode [ 16.464941][ T378] vx4001: entered promiscuous mode [ 16.465614][ T378] br1: port 3(vx4001) entered blocking state [ 16.466070][ T378] br1: port 3(vx4001) entered forwarding state [ 16.519776][ T380] br1: port 4(w1) entered blocking state [ 16.520053][ T380] br1: port 4(w1) entered disabled state [ 16.520300][ T380] w1: entered allmulticast mode [ 16.521748][ T380] w1: entered promiscuous mode [ 16.547659][ T39] br1: port 4(w1) entered blocking state [ 16.547913][ T39] br1: port 4(w1) entered forwarding state [ 16.605145][ T383] br1: port 5(w3) entered blocking state [ 16.605399][ T383] br1: port 5(w3) entered disabled state [ 16.605637][ T383] w3: entered allmulticast mode [ 16.607135][ T383] w3: entered promiscuous mode [ 16.651339][ T39] br1: port 5(w3) entered blocking state [ 16.651591][ T39] br1: port 5(w3) entered forwarding state [ 16.911909][ T302] br1: entered promiscuous mode [ 18.167859][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.167894][ C2] [ 18.167895][ C2] ======================================================== [ 18.167896][ C2] WARNING: possible irq lock inversion dependency detected [ 18.167898][ C2] 7.2.0-virtme #1 Tainted: G W [ 18.167900][ C2] -------------------------------------------------------- [ 18.167900][ C2] readlink/470 just changed the state of lock: [ 18.167902][ C2] ffffffff9ec89660 (console_owner){..-.}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 18.167913][ C2] but this lock took another, SOFTIRQ-unsafe lock in the past: [ 18.167915][ C2] (fs_reclaim){+.+.}-{0:0} [ 18.167916][ C2] [ 18.167916][ C2] [ 18.167916][ C2] and interrupts could create inverse lock ordering between them. [ 18.167916][ C2] [ 18.167916][ C2] [ 18.167916][ C2] other info that might help us debug this: [ 18.167917][ C2] Possible interrupt unsafe locking scenario: [ 18.167917][ C2] [ 18.167918][ C2] CPU0 CPU1 [ 18.167918][ C2] ---- ---- [ 18.167918][ C2] lock(fs_reclaim); [ 18.167919][ C2] local_irq_disable(); [ 18.167920][ C2] lock(console_owner); [ 18.167921][ C2] lock(fs_reclaim); [ 18.167922][ C2] [ 18.167922][ C2] lock(console_owner); [ 18.167923][ C2] [ 18.167923][ C2] *** DEADLOCK *** [ 18.167923][ C2] [ 18.167923][ C2] locks held by readlink/470: 4, last CPU#2: [ 18.167924][ C2] #0: ff1100000d3e69f8 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x2fc/0x960 [ 18.167930][ C2] #1: ffffffff9ed80b00 (rcu_read_lock){....}-{1:3}, at: netif_receive_skb_list_internal+0x2f8/0xe20 [ 18.167935][ C2] #2: ffffffff9ed69cc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 18.167939][ C2] #3: ffffffff9ed69d38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 18.167942][ C2] [ 18.167942][ C2] the shortest dependencies between 2nd lock and 1st lock: [ 18.167947][ C2] -> (fs_reclaim){+.+.}-{0:0} { [ 18.167949][ C2] HARDIRQ-ON-W at: [ 18.167951][ C2] __lock_acquire+0x388/0xc20 [ 18.167954][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.167955][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.167957][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 18.167962][ C2] kthread_create_worker_on_node+0xea/0x210 [ 18.167965][ C2] workqueue_init+0x2a/0x680 [ 18.167968][ C2] kernel_init_freeable+0x2fe/0x630 [ 18.167970][ C2] kernel_init+0x21/0x150 [ 18.167974][ C2] ret_from_fork+0x474/0x6b0 [ 18.167977][ C2] ret_from_fork_asm+0x11/0x20 [ 18.167979][ C2] SOFTIRQ-ON-W at: [ 18.167980][ C2] __lock_acquire+0x388/0xc20 [ 18.167982][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.167983][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.167984][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 18.167985][ C2] kthread_create_worker_on_node+0xea/0x210 [ 18.167986][ C2] workqueue_init+0x2a/0x680 [ 18.167987][ C2] kernel_init_freeable+0x2fe/0x630 [ 18.167988][ C2] kernel_init+0x21/0x150 [ 18.167990][ C2] ret_from_fork+0x474/0x6b0 [ 18.167991][ C2] ret_from_fork_asm+0x11/0x20 [ 18.167992][ C2] INITIAL USE at: [ 18.167993][ C2] __lock_acquire+0x388/0xc20 [ 18.167994][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.167995][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.167996][ C2] __kmalloc_cache_noprof+0x6e/0x620 [ 18.167998][ C2] kthread_create_worker_on_node+0xea/0x210 [ 18.167999][ C2] workqueue_init+0x2a/0x680 [ 18.168000][ C2] kernel_init_freeable+0x2fe/0x630 [ 18.168001][ C2] kernel_init+0x21/0x150 [ 18.168002][ C2] ret_from_fork+0x474/0x6b0 [ 18.168003][ C2] ret_from_fork_asm+0x11/0x20 [ 18.168005][ C2] } [ 18.168005][ C2] ... key at: [] __fs_reclaim_map+0x0/0xbe0 [ 18.168009][ C2] ... acquired at: [ 18.168010][ C2] __lock_acquire+0x518/0xc20 [ 18.168012][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.168013][ C2] fs_reclaim_acquire+0xd5/0x120 [ 18.168014][ C2] __kmalloc_noprof+0xd3/0x760 [ 18.168015][ C2] alloc_buf.isra.0+0x4b/0x260 [ 18.168018][ C2] put_chars+0x1e1/0x2f0 [ 18.168020][ C2] hvc_console_print+0x292/0x780 [ 18.168021][ C2] console_emit_next_record+0x22f/0x4c0 [ 18.168023][ C2] console_flush_one_record+0x46f/0x710 [ 18.168024][ C2] console_unlock+0xee/0x1f0 [ 18.168026][ C2] vprintk_emit+0x37c/0x3e0 [ 18.168027][ C2] dev_vprintk_emit+0x27f/0x2c0 [ 18.168031][ C2] dev_printk_emit+0xb9/0xee [ 18.168032][ C2] _dev_info+0xe2/0x116 [ 18.168034][ C2] __devm_rtc_register_device.cold+0xc3/0x3a8 [ 18.168037][ C2] cmos_do_probe+0x73b/0x98a [ 18.168038][ C2] platform_probe+0xfe/0x1f0 [ 18.168041][ C2] call_driver_probe+0x61/0x1c0 [ 18.168043][ C2] really_probe+0x199/0x760 [ 18.168044][ C2] __driver_probe_device+0x24f/0x440 [ 18.168046][ C2] driver_probe_device+0x4a/0xf0 [ 18.168047][ C2] __driver_attach+0x1b8/0x540 [ 18.168048][ C2] bus_for_each_dev+0x130/0x1e0 [ 18.168049][ C2] bus_add_driver+0x2c8/0x530 [ 18.168051][ C2] driver_register+0x1a3/0x390 [ 18.168052][ C2] __platform_driver_probe+0x13f/0x270 [ 18.168053][ C2] cmos_init+0x31/0x40 [ 18.168056][ C2] do_one_initcall+0x124/0x4f0 [ 18.168058][ C2] kernel_init_freeable+0x596/0x630 [ 18.168059][ C2] kernel_init+0x21/0x150 [ 18.168060][ C2] ret_from_fork+0x474/0x6b0 [ 18.168061][ C2] ret_from_fork_asm+0x11/0x20 [ 18.168062][ C2] [ 18.168062][ C2] -> (console_owner){..-.}-{0:0} { [ 18.168064][ C2] IN-SOFTIRQ-W at: [ 18.168065][ C2] __lock_acquire+0x388/0xc20 [ 18.168066][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.168068][ C2] console_lock_spinning_enable+0x5c/0x60 [ 18.168069][ C2] console_emit_next_record+0x1d1/0x4c0 [ 18.168071][ C2] console_flush_one_record+0x46f/0x710 [ 18.168072][ C2] console_unlock+0xee/0x1f0 [ 18.168074][ C2] vprintk_emit+0x37c/0x3e0 [ 18.168075][ C2] _printk+0xc7/0x100 [ 18.168078][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.168090][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.168100][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.168107][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.168109][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.168111][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.168112][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.168114][ C2] gro_cell_poll+0x337/0x550 [ 18.168117][ C2] __napi_poll+0xd4/0x3b0 [ 18.168119][ C2] net_rx_action+0x513/0xf50 [ 18.168121][ C2] handle_softirqs+0x1d3/0x900 [ 18.168123][ C2] __irq_exit_rcu+0x145/0x1c0 [ 18.168124][ C2] irq_exit_rcu+0xe/0x30 [ 18.168125][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 18.168128][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 18.168130][ C2] lock_is_held_type+0x11d/0x1a0 [ 18.168131][ C2] rcu_read_lock_any_held+0x3c/0x90 [ 18.168134][ C2] stack_depot_save_flags+0x38e/0x790 [ 18.168137][ C2] set_track_prepare+0x6e/0x90 [ 18.168138][ C2] ___slab_alloc+0xbf/0x2f0 [ 18.168139][ C2] __kmalloc_cache_noprof+0x32e/0x620 [ 18.168141][ C2] kmem_cache_free+0x365/0x550 [ 18.168142][ C2] tear_down_vmas+0x175/0x520 [ 18.168143][ C2] exit_mmap+0x486/0x960 [ 18.168145][ C2] mmput+0xa9/0x450 [ 18.168146][ C2] setup_new_exec+0x2db/0x490 [ 18.168149][ C2] load_elf_binary+0x492/0x2cd0 [ 18.168151][ C2] exec_binprm+0x269/0x780 [ 18.168153][ C2] bprm_execve+0x190/0x4d0 [ 18.168154][ C2] do_execveat_common.isra.0+0x3e4/0x4f0 [ 18.168156][ C2] __x64_sys_execve+0x91/0xc0 [ 18.168158][ C2] do_syscall_64+0xff/0x530 [ 18.168159][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.168160][ C2] INITIAL USE at: [ 18.168161][ C2] } [ 18.168162][ C2] ... key at: [] console_owner_dep_map+0x0/0x60 [ 18.168164][ C2] ... acquired at: [ 18.168165][ C2] mark_lock+0x1d7/0xa00 [ 18.168166][ C2] mark_usage+0x42/0x170 [ 18.168167][ C2] __lock_acquire+0x388/0xc20 [ 18.168169][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.168170][ C2] console_lock_spinning_enable+0x5c/0x60 [ 18.168171][ C2] console_emit_next_record+0x1d1/0x4c0 [ 18.168173][ C2] console_flush_one_record+0x46f/0x710 [ 18.168174][ C2] console_unlock+0xee/0x1f0 [ 18.168176][ C2] vprintk_emit+0x37c/0x3e0 [ 18.168177][ C2] _printk+0xc7/0x100 [ 18.168179][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.168188][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.168194][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.168200][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.168202][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.168203][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.168205][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.168207][ C2] gro_cell_poll+0x337/0x550 [ 18.168208][ C2] __napi_poll+0xd4/0x3b0 [ 18.168210][ C2] net_rx_action+0x513/0xf50 [ 18.168211][ C2] handle_softirqs+0x1d3/0x900 [ 18.168212][ C2] __irq_exit_rcu+0x145/0x1c0 [ 18.168213][ C2] irq_exit_rcu+0xe/0x30 [ 18.168214][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 18.168216][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 18.168217][ C2] lock_is_held_type+0x11d/0x1a0 [ 18.168218][ C2] rcu_read_lock_any_held+0x3c/0x90 [ 18.168219][ C2] stack_depot_save_flags+0x38e/0x790 [ 18.168221][ C2] set_track_prepare+0x6e/0x90 [ 18.168222][ C2] ___slab_alloc+0xbf/0x2f0 [ 18.168223][ C2] __kmalloc_cache_noprof+0x32e/0x620 [ 18.168224][ C2] kmem_cache_free+0x365/0x550 [ 18.168225][ C2] tear_down_vmas+0x175/0x520 [ 18.168227][ C2] exit_mmap+0x486/0x960 [ 18.168228][ C2] mmput+0xa9/0x450 [ 18.168229][ C2] setup_new_exec+0x2db/0x490 [ 18.168230][ C2] load_elf_binary+0x492/0x2cd0 [ 18.168231][ C2] exec_binprm+0x269/0x780 [ 18.168233][ C2] bprm_execve+0x190/0x4d0 [ 18.168234][ C2] do_execveat_common.isra.0+0x3e4/0x4f0 [ 18.168236][ C2] __x64_sys_execve+0x91/0xc0 [ 18.168237][ C2] do_syscall_64+0xff/0x530 [ 18.168238][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.168239][ C2] [ 18.168239][ C2] [ 18.168239][ C2] stack backtrace: [ 18.168242][ C2] CPU: 2 UID: 0 PID: 470 Comm: readlink Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.168245][ C2] Tainted: [W]=WARN [ 18.168246][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.168248][ C2] Call Trace: [ 18.168249][ C2] [ 18.168250][ C2] dump_stack_lvl+0x6f/0xa0 [ 18.168254][ C2] print_irq_inversion_bug.part.0.cold+0xe6/0x143 [ 18.168256][ C2] mark_lock_irq+0x989/0x9c0 [ 18.168259][ C2] mark_lock+0x1d7/0xa00 [ 18.168261][ C2] mark_usage+0x42/0x170 [ 18.168263][ C2] __lock_acquire+0x388/0xc20 [ 18.168265][ C2] lock_acquire.part.0+0xd4/0x280 [ 18.168266][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 18.168268][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168271][ C2] ? lock_acquire+0x13c/0x160 [ 18.168273][ C2] console_lock_spinning_enable+0x5c/0x60 [ 18.168275][ C2] ? console_lock_spinning_enable+0x40/0x60 [ 18.168276][ C2] console_emit_next_record+0x1d1/0x4c0 [ 18.168278][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 18.168280][ C2] ? console_flush_one_record+0x106/0x710 [ 18.168282][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168283][ C2] ? lock_acquire+0x13c/0x160 [ 18.168285][ C2] console_flush_one_record+0x46f/0x710 [ 18.168287][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 18.168289][ C2] ? __lock_acquire+0x518/0xc20 [ 18.168291][ C2] console_unlock+0xee/0x1f0 [ 18.168293][ C2] ? console_flush_one_record+0x710/0x710 [ 18.168295][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168296][ C2] ? lock_acquire+0x60/0x160 [ 18.168298][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.168300][ C2] ? vprintk_emit+0x320/0x3e0 [ 18.168302][ C2] vprintk_emit+0x37c/0x3e0 [ 18.168304][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 18.168306][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168308][ C2] _printk+0xc7/0x100 [ 18.168310][ C2] ? snapshot_read.cold+0x21/0x21 [ 18.168311][ C2] ? ___ratelimit+0x4e7/0xa00 [ 18.168315][ C2] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 18.168322][ C2] ? idr_get_free+0x830/0x830 [ 18.168324][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.168333][ C2] ? br_fdb_add_local+0x60/0x60 [bridge] [ 18.168340][ C2] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 18.168349][ C2] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 18.168356][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.168363][ C2] ? br_handle_local_finish+0x20/0x20 [bridge] [ 18.168369][ C2] ? netif_receive_skb+0x283/0x340 [ 18.168372][ C2] ? br_handle_local_finish+0x20/0x20 [bridge] [ 18.168379][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.168386][ C2] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 18.168392][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.168394][ C2] ? br_handle_frame+0x74d/0xf50 [bridge] [ 18.168401][ C2] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 18.168407][ C2] ? __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.168410][ C2] ? do_xdp_generic+0x4a0/0x4a0 [ 18.168412][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168413][ C2] ? do_xdp_generic+0x4a0/0x4a0 [ 18.168415][ C2] ? udpv6_queue_rcv_one_skb+0x66a/0xbf0 [ 18.168418][ C2] ? udp6_unicast_rcv_skb+0x2b3/0x390 [ 18.168420][ C2] ? ip6_protocol_deliver_rcu+0xa78/0x1480 [ 18.168423][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.168425][ C2] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 18.168427][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.168428][ C2] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 18.168431][ C2] ? lock_acquire+0x13c/0x160 [ 18.168432][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.168434][ C2] ? mark_usage+0x61/0x170 [ 18.168436][ C2] ? process_backlog+0x14c0/0x14c0 [ 18.168437][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.168439][ C2] ? validate_chain+0x38b/0xc20 [ 18.168441][ C2] ? __lock_acquire+0x518/0xc20 [ 18.168443][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.168444][ C2] ? find_held_lock+0x2b/0x80 [ 18.168446][ C2] ? netif_receive_skb_list+0x50/0x50 [ 18.168448][ C2] ? gro_cell_poll+0x31e/0x550 [ 18.168450][ C2] gro_cell_poll+0x337/0x550 [ 18.168453][ C2] __napi_poll+0xd4/0x3b0 [ 18.168455][ C2] net_rx_action+0x513/0xf50 [ 18.168457][ C2] ? __napi_poll+0x3b0/0x3b0 [ 18.168459][ C2] ? find_held_lock+0x2b/0x80 [ 18.168461][ C2] ? _raw_spin_unlock_irq+0x33/0x50 [ 18.168464][ C2] ? run_timer_softirq+0xf8/0x160 [ 18.168467][ C2] ? mark_held_locks+0x40/0x70 [ 18.168468][ C2] handle_softirqs+0x1d3/0x900 [ 18.168470][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168472][ C2] ? _local_bh_enable+0xc0/0xc0 [ 18.168474][ C2] __irq_exit_rcu+0x145/0x1c0 [ 18.168475][ C2] irq_exit_rcu+0xe/0x30 [ 18.168476][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 18.168478][ C2] [ 18.168478][ C2] [ 18.168479][ C2] ? kernel_text_address+0x149/0x170 [ 18.168481][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 18.168482][ C2] RIP: 0010:lock_is_held_type+0x11d/0x1a0 [ 18.168484][ C2] Code: ff ff ff 65 0f c1 15 12 de f5 01 83 fa 01 8b 44 24 04 75 55 9c 5a 80 e6 02 75 6f 41 f7 c6 00 02 00 00 74 2c fb 48 8b 5c 24 08 <4c> 8b 74 24 28 4c 8b 7c 24 30 48 8b 6c 24 10 48 83 c4 38 c3 b8 ff [ 18.168486][ C2] RSP: 0018:ffa0000001f376b8 EFLAGS: 00000206 [ 18.168489][ C2] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 18.168490][ C2] RDX: 0000000000000046 RSI: ffffffff9e821b20 RDI: ffffffff9e28d8e0 [ 18.168491][ C2] RBP: ff11000010bf2380 R08: 0000000000000001 R09: 0000000000000000 [ 18.168492][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: ffa0000001f37768 [ 18.168492][ C2] R13: 000000000000000c R14: 0000000000000246 R15: 00000000ffffffff [ 18.168495][ C2] rcu_read_lock_any_held+0x3c/0x90 [ 18.168497][ C2] stack_depot_save_flags+0x38e/0x790 [ 18.168499][ C2] ? kmem_cache_free+0x365/0x550 [ 18.168500][ C2] set_track_prepare+0x6e/0x90 [ 18.168501][ C2] ? kmem_cache_free+0x365/0x550 [ 18.168503][ C2] ? tear_down_vmas+0x175/0x520 [ 18.168504][ C2] ? exit_mmap+0x486/0x960 [ 18.168505][ C2] ? mmput+0xa9/0x450 [ 18.168506][ C2] ? setup_new_exec+0x2db/0x490 [ 18.168508][ C2] ? load_elf_binary+0x492/0x2cd0 [ 18.168509][ C2] ? exec_binprm+0x269/0x780 [ 18.168511][ C2] ? bprm_execve+0x190/0x4d0 [ 18.168512][ C2] ? do_execveat_common.isra.0+0x3e4/0x4f0 [ 18.168514][ C2] ? __x64_sys_execve+0x91/0xc0 [ 18.168515][ C2] ? do_syscall_64+0xff/0x530 [ 18.168516][ C2] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.168518][ C2] ___slab_alloc+0xbf/0x2f0 [ 18.168519][ C2] ? __pcs_replace_empty_main+0x42f/0x6a0 [ 18.168521][ C2] __kmalloc_cache_noprof+0x32e/0x620 [ 18.168523][ C2] ? kmem_cache_free+0x365/0x550 [ 18.168525][ C2] ? tear_down_vmas+0x175/0x520 [ 18.168526][ C2] kmem_cache_free+0x365/0x550 [ 18.168528][ C2] ? fput+0x1f/0xa0 [ 18.168531][ C2] tear_down_vmas+0x175/0x520 [ 18.168533][ C2] exit_mmap+0x486/0x960 [ 18.168535][ C2] ? vm_brk_flags+0x4d0/0x4d0 [ 18.168536][ C2] ? lock_acquire+0x13c/0x160 [ 18.168538][ C2] ? __mutex_lock+0x9a3/0x1ea0 [ 18.168540][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.168541][ C2] ? uprobe_clear_state+0x49/0x1e0 [ 18.168547][ C2] mmput+0xa9/0x450 [ 18.168549][ C2] setup_new_exec+0x2db/0x490 [ 18.168551][ C2] load_elf_binary+0x492/0x2cd0 [ 18.168553][ C2] ? __lock_acquire+0x518/0xc20 [ 18.168555][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.168556][ C2] ? find_held_lock+0x2b/0x80 [ 18.168557][ C2] ? load_elf_interp.isra.0+0xaa0/0xaa0 [ 18.168559][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168560][ C2] ? exec_binprm+0x24b/0x780 [ 18.168562][ C2] exec_binprm+0x269/0x780 [ 18.168565][ C2] ? check_unsafe_exec+0x540/0x540 [ 18.168567][ C2] bprm_execve+0x190/0x4d0 [ 18.168569][ C2] do_execveat_common.isra.0+0x3e4/0x4f0 [ 18.168571][ C2] __x64_sys_execve+0x91/0xc0 [ 18.168573][ C2] do_syscall_64+0xff/0x530 [ 18.168575][ C2] ? exc_page_fault+0xee/0x100 [ 18.168576][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.168578][ C2] RIP: 0033:0x7ffb586b6f4b [ 18.168583][ C2] Code: Unable to access opcode bytes at 0x7ffb586b6f21. [ 18.168584][ C2] RSP: 002b:00007fff16e2b4d8 EFLAGS: 00000202 ORIG_RAX: 000000000000003b [ 18.168586][ C2] RAX: ffffffffffffffda RBX: 0000557d813434b0 RCX: 00007ffb586b6f4b [ 18.168587][ C2] RDX: 0000557d81327140 RSI: 0000557d81343460 RDI: 0000557d813434b0 [ 18.168588][ C2] RBP: 00007fff16e2b5c0 R08: 00007fff16e2b400 R09: 0000557d81327140 [ 18.168588][ C2] R10: 0000000000000008 R11: 0000000000000202 R12: 0000557d813434b0 [ 18.168589][ C2] R13: 0000000000000000 R14: 0000557d81343460 R15: 0000557d81327140 [ 18.168591][ C2] [ 18.168595][ C2] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 18.168596][ C2] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 470, name: readlink [ 18.168598][ C2] preempt_count: 102, expected: 0 [ 18.168598][ C2] RCU nest depth: 1, expected: 0 [ 18.168599][ C2] INFO: lockdep is turned off. [ 18.168600][ C2] irq event stamp: 11445 [ 18.168600][ C2] hardirqs last enabled at (11444): [] __down_trylock_console_sem+0x86/0xa0 [ 18.168602][ C2] hardirqs last disabled at (11445): [] console_emit_next_record+0x3d4/0x4c0 [ 18.168604][ C2] softirqs last enabled at (7682): [] handle_softirqs+0x67c/0x900 [ 18.168606][ C2] softirqs last disabled at (9113): [] __irq_exit_rcu+0x145/0x1c0 [ 18.168607][ C2] Preemption disabled at: [ 18.168608][ C2] [<0000000000000000>] 0x0 [ 18.168610][ C2] CPU: 2 UID: 0 PID: 470 Comm: readlink Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 18.168612][ C2] Tainted: [W]=WARN [ 18.168612][ C2] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.168613][ C2] Call Trace: [ 18.168613][ C2] [ 18.168614][ C2] dump_stack_lvl+0x6f/0xa0 [ 18.168616][ C2] __might_resched.cold+0x1fe/0x2c1 [ 18.168619][ C2] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 18.168622][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168624][ C2] __kmalloc_noprof+0x443/0x760 [ 18.168626][ C2] ? __rwlock_init+0x150/0x150 [ 18.168627][ C2] ? alloc_buf.isra.0+0x4b/0x260 [ 18.168629][ C2] ? do_raw_spin_unlock+0x59/0x250 [ 18.168631][ C2] alloc_buf.isra.0+0x4b/0x260 [ 18.168633][ C2] put_chars+0x1e1/0x2f0 [ 18.168635][ C2] ? __send_to_port+0x420/0x420 [ 18.168637][ C2] hvc_console_print+0x292/0x780 [ 18.168639][ C2] ? __lock_acquire+0x388/0xc20 [ 18.168641][ C2] ? hvc_write+0x3a0/0x3a0 [ 18.168642][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168644][ C2] ? lock_acquire+0x13c/0x160 [ 18.168646][ C2] console_emit_next_record+0x22f/0x4c0 [ 18.168648][ C2] ? devkmsg_read+0x4b0/0x4b0 [ 18.168650][ C2] ? console_flush_one_record+0x106/0x710 [ 18.168652][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168653][ C2] ? lock_acquire+0x13c/0x160 [ 18.168655][ C2] console_flush_one_record+0x46f/0x710 [ 18.168657][ C2] ? console_emit_next_record+0x4c0/0x4c0 [ 18.168659][ C2] ? __lock_acquire+0x518/0xc20 [ 18.168661][ C2] console_unlock+0xee/0x1f0 [ 18.168663][ C2] ? console_flush_one_record+0x710/0x710 [ 18.168665][ C2] ? rcu_is_watching+0x16/0xd0 [ 18.168667][ C2] ? lock_acquire+0x60/0x160 [ 18.168668][ C2] ? __down_trylock_console_sem+0x5e/0xa0 [ 18.168670][ C2] ? vprintk_emit+0x320/0x3e0 [ 18.168672][ C2] vprintk_emit+0x37c/0x3e0 [ 18.168674][ C2] ? wake_up_klogd_work_func+0x90/0x90 [ 18.168676][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168678][ C2] _printk+0xc7/0x100 [ 18.168680][ C2] ? snapshot_read.cold+0x21/0x21 [ 18.168681][ C2] ? ___ratelimit+0x4e7/0xa00 [ 18.168683][ C2] ? fdb_notify.isra.0+0x120/0x120 [bridge] [ 18.168690][ C2] ? idr_get_free+0x830/0x830 [ 18.168693][ C2] br_fdb_update.cold+0x74/0x90 [bridge] [ 18.168701][ C2] ? br_fdb_add_local+0x60/0x60 [bridge] [ 18.168708][ C2] ? __allowed_ingress+0x58c/0xcc0 [bridge] [ 18.168715][ C2] ? br_allowed_ingress+0x6c/0x150 [bridge] [ 18.168721][ C2] br_handle_frame_finish+0x801/0x1d20 [bridge] [ 18.168729][ C2] ? br_handle_local_finish+0x20/0x20 [bridge] [ 18.168735][ C2] ? netif_receive_skb+0x283/0x340 [ 18.168737][ C2] ? br_handle_local_finish+0x20/0x20 [bridge] [ 18.168744][ C2] br_handle_frame+0x74d/0xf50 [bridge] [ 18.168751][ C2] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 18.168757][ C2] __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.168759][ C2] ? br_handle_frame+0x74d/0xf50 [bridge] [ 18.168766][ C2] ? br_handle_frame_finish+0x1d20/0x1d20 [bridge] [ 18.168772][ C2] ? __netif_receive_skb_core.constprop.0+0x536/0x2bb0 [ 18.168775][ C2] ? do_xdp_generic+0x4a0/0x4a0 [ 18.168776][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168778][ C2] ? do_xdp_generic+0x4a0/0x4a0 [ 18.168780][ C2] ? udpv6_queue_rcv_one_skb+0x66a/0xbf0 [ 18.168782][ C2] ? udp6_unicast_rcv_skb+0x2b3/0x390 [ 18.168783][ C2] ? ip6_protocol_deliver_rcu+0xa78/0x1480 [ 18.168785][ C2] __netif_receive_skb_list_core+0x2fc/0x9e0 [ 18.168788][ C2] ? __netif_receive_skb_core.constprop.0+0x2bb0/0x2bb0 [ 18.168789][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.168791][ C2] ? netif_receive_skb_list_internal+0x2f8/0xe20 [ 18.168793][ C2] ? lock_acquire+0x13c/0x160 [ 18.168795][ C2] netif_receive_skb_list_internal+0x5f8/0xe20 [ 18.168797][ C2] ? mark_usage+0x61/0x170 [ 18.168798][ C2] ? process_backlog+0x14c0/0x14c0 [ 18.168800][ C2] ? rcu_read_lock_any_held+0x3c/0x90 [ 18.168801][ C2] ? validate_chain+0x38b/0xc20 [ 18.168803][ C2] ? __lock_acquire+0x518/0xc20 [ 18.168805][ C2] napi_complete_done+0x1aa/0x8c0 [ 18.168807][ C2] ? find_held_lock+0x2b/0x80 [ 18.168808][ C2] ? netif_receive_skb_list+0x50/0x50 [ 18.168810][ C2] ? gro_cell_poll+0x31e/0x550 [ 18.168813][ C2] gro_cell_poll+0x337/0x550 [ 18.168815][ C2] __napi_poll+0xd4/0x3b0 [ 18.168817][ C2] net_rx_action+0x513/0xf50 [ 18.168820][ C2] ? __napi_poll+0x3b0/0x3b0 [ 18.168822][ C2] ? find_held_lock+0x2b/0x80 [ 18.168824][ C2] ? _raw_spin_unlock_irq+0x33/0x50 [ 18.168826][ C2] ? run_timer_softirq+0xf8/0x160 [ 18.168827][ C2] ? mark_held_locks+0x40/0x70 [ 18.168829][ C2] handle_softirqs+0x1d3/0x900 [ 18.168831][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168833][ C2] ? _local_bh_enable+0xc0/0xc0 [ 18.168834][ C2] __irq_exit_rcu+0x145/0x1c0 [ 18.168836][ C2] irq_exit_rcu+0xe/0x30 [ 18.168837][ C2] sysvec_apic_timer_interrupt+0x9d/0xe0 [ 18.168842][ C2] [ 18.168843][ C2] [ 18.168844][ C2] ? kernel_text_address+0x149/0x170 [ 18.168845][ C2] asm_sysvec_apic_timer_interrupt+0x1a/0x20 [ 18.168846][ C2] RIP: 0010:lock_is_held_type+0x11d/0x1a0 [ 18.168848][ C2] Code: ff ff ff 65 0f c1 15 12 de f5 01 83 fa 01 8b 44 24 04 75 55 9c 5a 80 e6 02 75 6f 41 f7 c6 00 02 00 00 74 2c fb 48 8b 5c 24 08 <4c> 8b 74 24 28 4c 8b 7c 24 30 48 8b 6c 24 10 48 83 c4 38 c3 b8 ff [ 18.168849][ C2] RSP: 0018:ffa0000001f376b8 EFLAGS: 00000206 [ 18.168850][ C2] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 18.168851][ C2] RDX: 0000000000000046 RSI: ffffffff9e821b20 RDI: ffffffff9e28d8e0 [ 18.168852][ C2] RBP: ff11000010bf2380 R08: 0000000000000001 R09: 0000000000000000 [ 18.168852][ C2] R10: 0000000000000002 R11: 0000000000000001 R12: ffa0000001f37768 [ 18.168853][ C2] R13: 000000000000000c R14: 0000000000000246 R15: 00000000ffffffff [ 18.168856][ C2] rcu_read_lock_any_held+0x3c/0x90 [ 18.168857][ C2] stack_depot_save_flags+0x38e/0x790 [ 18.168859][ C2] ? kmem_cache_free+0x365/0x550 [ 18.168861][ C2] set_track_prepare+0x6e/0x90 [ 18.168862][ C2] ? kmem_cache_free+0x365/0x550 [ 18.168863][ C2] ? tear_down_vmas+0x175/0x520 [ 18.168865][ C2] ? exit_mmap+0x486/0x960 [ 18.168866][ C2] ? mmput+0xa9/0x450 [ 18.168867][ C2] ? setup_new_exec+0x2db/0x490 [ 18.168869][ C2] ? load_elf_binary+0x492/0x2cd0 [ 18.168870][ C2] ? exec_binprm+0x269/0x780 [ 18.168871][ C2] ? bprm_execve+0x190/0x4d0 [ 18.168873][ C2] ? do_execveat_common.isra.0+0x3e4/0x4f0 [ 18.168874][ C2] ? __x64_sys_execve+0x91/0xc0 [ 18.168876][ C2] ? do_syscall_64+0xff/0x530 [ 18.168877][ C2] ? entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.168878][ C2] ___slab_alloc+0xbf/0x2f0 [ 18.168880][ C2] ? __pcs_replace_empty_main+0x42f/0x6a0 [ 18.168882][ C2] __kmalloc_cache_noprof+0x32e/0x620 [ 18.168884][ C2] ? kmem_cache_free+0x365/0x550 [ 18.168885][ C2] ? tear_down_vmas+0x175/0x520 [ 18.168887][ C2] kmem_cache_free+0x365/0x550 [ 18.168888][ C2] ? fput+0x1f/0xa0 [ 18.168890][ C2] tear_down_vmas+0x175/0x520 [ 18.168892][ C2] exit_mmap+0x486/0x960 [ 18.168894][ C2] ? vm_brk_flags+0x4d0/0x4d0 [ 18.168896][ C2] ? lock_acquire+0x13c/0x160 [ 18.168897][ C2] ? __mutex_lock+0x9a3/0x1ea0 [ 18.168899][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.168900][ C2] ? uprobe_clear_state+0x49/0x1e0 [ 18.168904][ C2] mmput+0xa9/0x450 [ 18.168906][ C2] setup_new_exec+0x2db/0x490 [ 18.168908][ C2] load_elf_binary+0x492/0x2cd0 [ 18.168910][ C2] ? __lock_acquire+0x518/0xc20 [ 18.168912][ C2] ? lock_acquire.part.0+0xd4/0x280 [ 18.168913][ C2] ? find_held_lock+0x2b/0x80 [ 18.168915][ C2] ? load_elf_interp.isra.0+0xaa0/0xaa0 [ 18.168916][ C2] ? __lock_release.isra.0+0x69/0x1a0 [ 18.168917][ C2] ? exec_binprm+0x24b/0x780 [ 18.168920][ C2] exec_binprm+0x269/0x780 [ 18.168922][ C2] ? check_unsafe_exec+0x540/0x540 [ 18.168924][ C2] bprm_execve+0x190/0x4d0 [ 18.168926][ C2] do_execveat_common.isra.0+0x3e4/0x4f0 [ 18.168929][ C2] __x64_sys_execve+0x91/0xc0 [ 18.168931][ C2] do_syscall_64+0xff/0x530 [ 18.168932][ C2] ? exc_page_fault+0xee/0x100 [ 18.168933][ C2] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 18.168935][ C2] RIP: 0033:0x7ffb586b6f4b [ 18.168936][ C2] Code: Unable to access opcode bytes at 0x7ffb586b6f21. [ 18.168937][ C2] RSP: 002b:00007fff16e2b4d8 EFLAGS: 00000202 ORIG_RAX: 000000000000003b [ 18.168938][ C2] RAX: ffffffffffffffda RBX: 0000557d813434b0 RCX: 00007ffb586b6f4b [ 18.168939][ C2] RDX: 0000557d81327140 RSI: 0000557d81343460 RDI: 0000557d813434b0 [ 18.168939][ C2] RBP: 00007fff16e2b5c0 R08: 00007fff16e2b400 R09: 0000557d81327140 [ 18.168940][ C2] R10: 0000000000000008 R11: 0000000000000202 R12: 0000557d813434b0 [ 18.168940][ C2] R13: 0000000000000000 R14: 0000557d81343460 R15: 0000557d81327140 [ 18.168943][ C2] [ 18.301712][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 18.302171][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 18.302561][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 18.302907][ C2] br1: received packet on vx20 with own address as source address (addr:00:00:5e:00:01:01, vlan:20) [ 18.303357][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.303677][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.304032][ C2] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.421813][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 18.424339][ C1] br1: received packet on vx10 with own address as source address (addr:00:00:5e:00:01:01, vlan:10) [ 29.182030][ T70] w3: left allmulticast mode [ 29.182051][ T70] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 29.182054][ T70] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 70, name: kworker/u16:1 [ 29.182056][ T70] preempt_count: 1, expected: 0 [ 29.182057][ T70] RCU nest depth: 0, expected: 0 [ 29.182058][ T70] INFO: lockdep is turned off. [ 29.182060][ T70] irq event stamp: 39576 [ 29.182061][ T70] hardirqs last enabled at (39575): [] _raw_spin_unlock_irq+0x28/0x50 [ 29.182071][ T70] hardirqs last disabled at (39576): [] __schedule+0x1246/0x20e0 [ 29.182074][ T70] softirqs last enabled at (39566): [] __fib6_clean_all+0xff/0x290 [ 29.182079][ T70] softirqs last disabled at (39560): [] __fib6_clean_all+0xd9/0x290 [ 29.182082][ T70] Preemption disabled at: [ 29.182083][ T70] [] vprintk_emit+0x31b/0x3e0 [ 29.182093][ T70] CPU: 1 UID: 0 PID: 70 Comm: kworker/u16:1 Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 29.182098][ T70] Tainted: [W]=WARN [ 29.182099][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 29.182102][ T70] Workqueue: netns cleanup_net [ 29.182109][ T70] Call Trace: [ 29.182110][ T70] [ 29.182112][ T70] dump_stack_lvl+0x6f/0xa0 [ 29.182119][ T70] ? vprintk_emit+0x31b/0x3e0 [ 29.182122][ T70] __might_resched.cold+0x1fe/0x2c1 [ 29.182127][ T70] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 29.182131][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182136][ T70] __kmalloc_noprof+0x443/0x760 [ 29.182140][ T70] ? __rwlock_init+0x150/0x150 [ 29.182144][ T70] ? alloc_buf.isra.0+0x4b/0x260 [ 29.182149][ T70] ? do_raw_spin_unlock+0x59/0x250 [ 29.182151][ T70] alloc_buf.isra.0+0x4b/0x260 [ 29.182154][ T70] put_chars+0x1e1/0x2f0 [ 29.182157][ T70] ? desc_read_finalized_seq+0x79/0x120 [ 29.182159][ T70] ? __send_to_port+0x420/0x420 [ 29.182163][ T70] ? console_prepend_replay+0x20/0x20 [ 29.182166][ T70] hvc_console_print+0x292/0x780 [ 29.182171][ T70] ? hvc_write+0x3a0/0x3a0 [ 29.182172][ T70] ? do_raw_spin_lock+0x131/0x280 [ 29.182175][ T70] ? __rwlock_init+0x150/0x150 [ 29.182177][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182179][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182182][ T70] ? lock_acquire+0x13c/0x160 [ 29.182185][ T70] console_emit_next_record+0x22f/0x4c0 [ 29.182189][ T70] ? devkmsg_read+0x4b0/0x4b0 [ 29.182191][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182194][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182196][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182199][ T70] ? lock_acquire+0x13c/0x160 [ 29.182202][ T70] ? console_flush_one_record+0x111/0x710 [ 29.182204][ T70] console_flush_one_record+0x46f/0x710 [ 29.182207][ T70] ? console_emit_next_record+0x4c0/0x4c0 [ 29.182211][ T70] console_unlock+0xee/0x1f0 [ 29.182214][ T70] ? lock_acquire+0x13c/0x160 [ 29.182216][ T70] ? console_flush_one_record+0x710/0x710 [ 29.182218][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182221][ T70] ? lock_release+0x184/0x1f0 [ 29.182223][ T70] ? lock_acquire+0x60/0x160 [ 29.182225][ T70] ? __rcu_read_lock+0x30/0x70 [ 29.182228][ T70] ? __down_trylock_console_sem+0x5e/0xa0 [ 29.182231][ T70] ? vprintk_emit+0x320/0x3e0 [ 29.182234][ T70] vprintk_emit+0x37c/0x3e0 [ 29.182237][ T70] ? wake_up_klogd_work_func+0x90/0x90 [ 29.182239][ T70] ? process_one_work+0xe3e/0x1560 [ 29.182242][ T70] ? kthread+0x367/0x460 [ 29.182245][ T70] ? ret_from_fork+0x474/0x6b0 [ 29.182248][ T70] ? ret_from_fork_asm+0x11/0x20 [ 29.182252][ T70] _printk+0xc7/0x100 [ 29.182255][ T70] ? snapshot_read.cold+0x21/0x21 [ 29.182259][ T70] ? netdev_name+0x43/0x60 [ 29.182262][ T70] ? __netdev_printk+0x17f/0x1d0 [ 29.182265][ T70] netdev_info+0xe2/0x116 [ 29.182268][ T70] ? netdev_notice+0x120/0x120 [ 29.182270][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182273][ T70] ? __up_read+0x355/0x9e0 [ 29.182275][ T70] ? trace_hardirqs_on+0x36/0x40 [ 29.182278][ T70] ? down_write_nested+0x200/0x200 [ 29.182281][ T70] ? mutex_is_locked+0x1c/0x50 [ 29.182284][ T70] netif_set_allmulti.cold+0x7c/0x166 [ 29.182288][ T70] dev_set_allmulti+0xa2/0x150 [ 29.182291][ T70] del_nbp+0xb7/0xc10 [bridge] [ 29.182311][ T70] br_dev_delete+0x9d/0x1e0 [bridge] [ 29.182324][ T70] br_net_exit_rtnl+0xb8/0x110 [bridge] [ 29.182336][ T70] ops_undo_list+0x5be/0x8f0 [ 29.182339][ T70] ? rtnl_net_dumpid_one+0x2d0/0x2d0 [ 29.182342][ T70] ? idr_destroy+0x121/0x250 [ 29.182346][ T70] cleanup_net+0x431/0x890 [ 29.182349][ T70] ? net_passive_dec+0x230/0x230 [ 29.182351][ T70] ? update_load_avg+0x141/0xf00 [ 29.182357][ T70] ? lock_acquire+0x13c/0x160 [ 29.182359][ T70] ? rcu_is_watching+0x16/0xd0 [ 29.182363][ T70] process_one_work+0xe3e/0x1560 [ 29.182367][ T70] ? __queue_delayed_work+0x470/0x470 [ 29.182370][ T70] ? find_held_lock+0x2b/0x80 [ 29.182373][ T70] ? __rwlock_init+0x150/0x150 [ 29.182377][ T70] worker_thread+0x4f1/0xd60 [ 29.182380][ T70] ? rescuer_thread+0x1340/0x1340 [ 29.182383][ T70] ? __kthread_parkme+0xbd/0x210 [ 29.182385][ T70] ? rescuer_thread+0x1340/0x1340 [ 29.182388][ T70] ? rescuer_thread+0x1340/0x1340 [ 29.182390][ T70] kthread+0x367/0x460 [ 29.182393][ T70] ? trace_irq_enable.constprop.0+0x9b/0x160 [ 29.182395][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 29.182398][ T70] ret_from_fork+0x474/0x6b0 [ 29.182401][ T70] ? arch_exit_to_user_mode_prepare.isra.0+0x120/0x120 [ 29.182403][ T70] ? __switch_to+0x5a3/0xe00 [ 29.182407][ T70] ? kthread_affine_preferred+0x4c0/0x4c0 [ 29.182410][ T70] ret_from_fork_asm+0x11/0x20 [ 29.182414][ T70] [ 29.206072][ T70] w3: left promiscuous mode [ 29.206345][ T70] br1: port 5(w3) entered disabled state [ 29.207220][ T70] w1: left allmulticast mode [ 29.212451][ T70] w1: left promiscuous mode [ 29.212697][ T70] br1: port 4(w1) entered disabled state [ 29.213534][ T70] vx4001: left allmulticast mode [ 29.213725][ T70] vx4001: left promiscuous mode [ 29.214764][ T70] br1: port 3(vx4001) entered disabled state [ 29.215602][ T70] vx20: left allmulticast mode [ 29.215763][ T70] vx20: left promiscuous mode [ 29.215998][ T70] br1: port 2(vx20) entered disabled state [ 29.218438][ T70] vx10: left allmulticast mode [ 29.218630][ T70] vx10: left promiscuous mode [ 29.218888][ T70] br1: port 1(vx10) entered disabled state [ 29.675475][ T265] br1: left promiscuous mode [ 29.831281][ T609] br1: port 4(veth2) entered disabled state [ 29.859495][ T610] veth2: left allmulticast mode [ 29.859668][ T610] veth2: left promiscuous mode [ 29.859875][ T610] br1: port 4(veth2) entered disabled state [ 29.895471][ T612] br1: port 3(veth1) entered disabled state [ 29.915693][ T613] veth1: left allmulticast mode [ 29.915856][ T613] veth1: left promiscuous mode [ 29.916422][ T613] br1: port 3(veth1) entered disabled state [ 29.951609][ T615] vx4001: left allmulticast mode [ 29.951777][ T615] vx4001: left promiscuous mode [ 29.951998][ T615] br1: port 5(vx4001) entered disabled state [ 30.028023][ T619] vx20: left allmulticast mode [ 30.028205][ T619] vx20: left promiscuous mode [ 30.028407][ T619] br1: port 2(vx20) entered disabled state [ 30.115092][ T623] vx10: left allmulticast mode [ 30.115265][ T623] vx10: left promiscuous mode [ 30.115478][ T623] br1: port 1(vx10) entered disabled state