[ 11.395174][ T298] grep (298) used greatest stack depth: 23712 bytes left [ 11.395191][ T298] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 11.395193][ T298] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 298, name: grep [ 11.395195][ T298] preempt_count: 2, expected: 0 [ 11.395195][ T298] RCU nest depth: 0, expected: 0 [ 11.395196][ T298] locks held by grep/298: 5, last CPU#2: [ 11.395198][ T298] #0: ffffffffaf2167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 11.395210][ T298] #1: ffffffffaf37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 11.395214][ T298] #2: ffffffffaf37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 11.395218][ T298] #3: ffffffffaf29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 11.395222][ T298] #4: ffffffffaf29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 11.395226][ T298] irq event stamp: 12020 [ 11.395226][ T298] hardirqs last enabled at (12019): [] __down_trylock_console_sem+0x86/0xa0 [ 11.395229][ T298] hardirqs last disabled at (12020): [] console_emit_next_record+0x3d4/0x4c0 [ 11.395231][ T298] softirqs last enabled at (11306): [] handle_softirqs+0x67c/0x900 [ 11.395233][ T298] softirqs last disabled at (11301): [] __irq_exit_rcu+0x145/0x1c0 [ 11.395236][ T298] Preemption disabled at: [ 11.395237][ T298] [<0000000000000000>] 0x0 [ 11.395243][ T298] CPU: 2 UID: 0 PID: 298 Comm: grep Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 11.395246][ T298] Tainted: [W]=WARN [ 11.395247][ T298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.395249][ T298] Call Trace: [ 11.395250][ T298] [ 11.395251][ T298] dump_stack_lvl+0x6f/0xa0 [ 11.395258][ T298] __might_resched.cold+0x1fe/0x2c1 [ 11.395262][ T298] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 11.395267][ T298] ? __kmalloc_noprof+0xdb/0x760 [ 11.395271][ T298] __kmalloc_noprof+0x443/0x760 [ 11.395273][ T298] ? alloc_buf.isra.0+0x4b/0x260 [ 11.395280][ T298] ? do_raw_spin_unlock+0x59/0x250 [ 11.395282][ T298] alloc_buf.isra.0+0x4b/0x260 [ 11.395286][ T298] put_chars+0x1e1/0x2f0 [ 11.395288][ T298] ? __send_to_port+0x420/0x420 [ 11.395289][ T298] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 11.395293][ T298] ? validate_chain+0x38b/0xc20 [ 11.395298][ T298] hvc_console_print+0x292/0x780 [ 11.395306][ T298] ? hvc_write+0x3a0/0x3a0 [ 11.395308][ T298] ? rcu_is_watching+0x16/0xd0 [ 11.395310][ T298] ? lock_acquire+0x13c/0x160 [ 11.395314][ T298] console_emit_next_record+0x22f/0x4c0 [ 11.395321][ T298] ? devkmsg_read+0x4b0/0x4b0 [ 11.395323][ T298] ? console_flush_one_record+0x106/0x710 [ 11.395326][ T298] ? rcu_is_watching+0x16/0xd0 [ 11.395327][ T298] ? lock_acquire+0x13c/0x160 [ 11.395331][ T298] console_flush_one_record+0x46f/0x710 [ 11.395335][ T298] ? console_emit_next_record+0x4c0/0x4c0 [ 11.395337][ T298] ? __lock_acquire+0x518/0xc20 [ 11.395342][ T298] console_unlock+0xee/0x1f0 [ 11.395345][ T298] ? console_flush_one_record+0x710/0x710 [ 11.395347][ T298] ? rcu_is_watching+0x16/0xd0 [ 11.395349][ T298] ? lock_acquire+0xe0/0x160 [ 11.395352][ T298] ? __down_trylock_console_sem+0x5e/0xa0 [ 11.395354][ T298] ? vprintk_emit+0x320/0x3e0 [ 11.395357][ T298] vprintk_emit+0x37c/0x3e0 [ 11.395360][ T298] ? wake_up_klogd_work_func+0x90/0x90 [ 11.395363][ T298] ? __lock_acquire+0x518/0xc20 [ 11.395367][ T298] _printk+0xc7/0x100 [ 11.395370][ T298] ? snapshot_read.cold+0x21/0x21 [ 11.395373][ T298] ? do_raw_spin_lock+0x131/0x280 [ 11.395375][ T298] ? __rwlock_init+0x150/0x150 [ 11.395379][ T298] ? do_raw_spin_lock+0x131/0x280 [ 11.395382][ T298] do_exit.cold+0x82/0x9c [ 11.395386][ T298] ? exit_notify+0x890/0x890 [ 11.395387][ T298] ? __lock_release.isra.0+0x69/0x1a0 [ 11.395390][ T298] ? rcu_is_watching+0x16/0xd0 [ 11.395393][ T298] do_group_exit+0xb8/0x370 [ 11.395396][ T298] __x64_sys_exit_group+0x3c/0x50 [ 11.395398][ T298] x64_sys_call+0x1567/0x1570 [ 11.395400][ T298] do_syscall_64+0xff/0x530 [ 11.395404][ T298] ? exc_page_fault+0xee/0x100 [ 11.395407][ T298] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 11.395408][ T298] RIP: 0033:0x7f05dfa4c1b8 [ 11.395410][ T298] Code: Unable to access opcode bytes at 0x7f05dfa4c18e. [ 11.395412][ T298] RSP: 002b:00007fff77a86af8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.395414][ T298] RAX: ffffffffffffffda RBX: 00007f05dfb7cf88 RCX: 00007f05dfa4c1b8 [ 11.395415][ T298] RDX: 00007f05df98ae88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 11.395416][ T298] RBP: 00007fff77a86b50 R08: 0000000000000000 R09: 0000000000001010 [ 11.395417][ T298] R10: 00007fff77a86990 R11: 0000000000000246 R12: 0000000000000002 [ 11.395418][ T298] R13: 0000000000000000 R14: 00007f05dfb7b680 R15: 00007f05dfb7cfa0 [ 11.395425][ T298] [ 11.453353][ T301] bridge (301) used greatest stack depth: 23360 bytes left [ 34.082473][ T1381] br0: port 1(vx10) entered blocking state [ 34.082627][ T1381] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 34.082629][ T1381] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 1381, name: ip [ 34.082630][ T1381] preempt_count: 1, expected: 0 [ 34.082631][ T1381] RCU nest depth: 0, expected: 0 [ 34.082632][ T1381] locks held by ip/1381: 5, last CPU#2: [ 34.082634][ T1381] #0: ffffffffafb1b740 (rtnl_mutex){+.+.}-{4:4}, at: rtnl_newlink+0x9a8/0x11b0 [ 34.082645][ T1381] #1: ffffffffaf37ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 34.082655][ T1381] #2: ffffffffaf37de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 34.082659][ T1381] #3: ffffffffaf29d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 34.082663][ T1381] #4: ffffffffaf29d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 34.082667][ T1381] irq event stamp: 15408 [ 34.082668][ T1381] hardirqs last enabled at (15407): [] __down_trylock_console_sem+0x86/0xa0 [ 34.082671][ T1381] hardirqs last disabled at (15408): [] console_emit_next_record+0x3d4/0x4c0 [ 34.082673][ T1381] softirqs last enabled at (15320): [] __alloc_skb+0x4c2/0x5f0 [ 34.082676][ T1381] softirqs last disabled at (15318): [] __alloc_skb+0x4c2/0x5f0 [ 34.082678][ T1381] Preemption disabled at: [ 34.082679][ T1381] [] vprintk_emit+0x31b/0x3e0 [ 34.082684][ T1381] CPU: 2 UID: 0 PID: 1381 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 34.082687][ T1381] Tainted: [W]=WARN [ 34.082688][ T1381] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.082690][ T1381] Call Trace: [ 34.082691][ T1381] [ 34.082693][ T1381] dump_stack_lvl+0x6f/0xa0 [ 34.082699][ T1381] ? vprintk_emit+0x31b/0x3e0 [ 34.082701][ T1381] __might_resched.cold+0x1fe/0x2c1 [ 34.082705][ T1381] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 34.082709][ T1381] ? __kmalloc_noprof+0xdb/0x760 [ 34.082714][ T1381] __kmalloc_noprof+0x443/0x760 [ 34.082716][ T1381] ? alloc_buf.isra.0+0x4b/0x260 [ 34.082722][ T1381] ? do_raw_spin_unlock+0x59/0x250 [ 34.082724][ T1381] alloc_buf.isra.0+0x4b/0x260 [ 34.082728][ T1381] put_chars+0x1e1/0x2f0 [ 34.082730][ T1381] ? __send_to_port+0x420/0x420 [ 34.082733][ T1381] ? validate_chain+0x34a/0xc20 [ 34.082738][ T1381] hvc_console_print+0x292/0x780 [ 34.082746][ T1381] ? hvc_write+0x3a0/0x3a0 [ 34.082748][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082751][ T1381] ? lock_acquire+0x13c/0x160 [ 34.082755][ T1381] console_emit_next_record+0x22f/0x4c0 [ 34.082758][ T1381] ? devkmsg_read+0x4b0/0x4b0 [ 34.082760][ T1381] ? console_flush_one_record+0x106/0x710 [ 34.082764][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082765][ T1381] ? lock_acquire+0x13c/0x160 [ 34.082769][ T1381] console_flush_one_record+0x46f/0x710 [ 34.082773][ T1381] ? console_emit_next_record+0x4c0/0x4c0 [ 34.082775][ T1381] ? __lock_acquire+0x518/0xc20 [ 34.082780][ T1381] console_unlock+0xee/0x1f0 [ 34.082783][ T1381] ? console_flush_one_record+0x710/0x710 [ 34.082785][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082787][ T1381] ? lock_acquire+0xe0/0x160 [ 34.082790][ T1381] ? __down_trylock_console_sem+0x5e/0xa0 [ 34.082792][ T1381] ? vprintk_emit+0x320/0x3e0 [ 34.082795][ T1381] vprintk_emit+0x37c/0x3e0 [ 34.082797][ T1381] ? wake_up_klogd_work_func+0x90/0x90 [ 34.082799][ T1381] ? __lock_release.isra.0+0x69/0x1a0 [ 34.082801][ T1381] ? _raw_spin_unlock_irqrestore+0x40/0x80 [ 34.082805][ T1381] ? mark_held_locks+0x40/0x70 [ 34.082809][ T1381] _printk+0xc7/0x100 [ 34.082812][ T1381] ? snapshot_read.cold+0x21/0x21 [ 34.082815][ T1381] ? br_multicast_flood+0x960/0x960 [ 34.082818][ T1381] ? do_setlink.isra.0+0x9ec/0x2a60 [ 34.082820][ T1381] ? rtnl_newlink+0x9f1/0x11b0 [ 34.082821][ T1381] ? rtnetlink_rcv_msg+0x6fd/0xbd0 [ 34.082825][ T1381] br_set_state+0x22f/0x430 [ 34.082830][ T1381] br_init_port+0xc4/0x200 [ 34.082832][ T1381] new_nbp+0x3a0/0x650 [ 34.082836][ T1381] br_add_if+0x212/0x1320 [ 34.082838][ T1381] ? is_bpf_text_address+0x72/0x110 [ 34.082841][ T1381] ? kernel_text_address+0x149/0x170 [ 34.082847][ T1381] do_set_master+0x3b2/0x780 [ 34.082850][ T1381] do_setlink.isra.0+0x9ec/0x2a60 [ 34.082853][ T1381] ? stack_trace_save+0x93/0xc0 [ 34.082857][ T1381] ? rtnl_link_get_size+0x350/0x350 [ 34.082858][ T1381] ? rcu_read_lock_any_held+0x66/0x90 [ 34.082861][ T1381] ? stack_depot_save_flags+0x38e/0x790 [ 34.082864][ T1381] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 34.082866][ T1381] ? rcu_read_lock_any_held+0x3c/0x90 [ 34.082868][ T1381] ? validate_chain+0x38b/0xc20 [ 34.082871][ T1381] ? kasan_save_stack+0x3d/0x50 [ 34.082873][ T1381] ? kasan_save_stack+0x2f/0x50 [ 34.082874][ T1381] ? kasan_save_track+0x14/0x30 [ 34.082875][ T1381] ? __kasan_kmalloc+0x7b/0x90 [ 34.082878][ T1381] ? __lock_acquire+0x518/0xc20 [ 34.082882][ T1381] ? snd_ac97_proc_read_main+0x4de/0x1f00 [ 34.082884][ T1381] ? ___sys_sendmsg+0xd0/0x1d0 [ 34.082888][ T1381] ? lock_acquire.part.0+0xd4/0x280 [ 34.082890][ T1381] ? rtnl_newlink+0x9a8/0x11b0 [ 34.082893][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082894][ T1381] ? lock_acquire+0x13c/0x160 [ 34.082896][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082897][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082899][ T1381] ? trace_contention_end+0xb3/0x180 [ 34.082901][ T1381] ? __mutex_lock+0x1db/0x1ea0 [ 34.082902][ T1381] ? __mutex_lock+0x9a3/0x1ea0 [ 34.082904][ T1381] ? rtnl_newlink+0x9a8/0x11b0 [ 34.082907][ T1381] ? ww_mutex_lock+0x160/0x160 [ 34.082908][ T1381] ? nla_get_range_signed+0x3d0/0x3d0 [ 34.082913][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.082915][ T1381] ? __rtnl_newlink+0x3fa/0xa50 [ 34.082920][ T1381] rtnl_newlink+0x9f1/0x11b0 [ 34.082925][ T1381] ? rtnl_bridge_getlink+0x850/0x850 [ 34.082927][ T1381] ? __lock_acquire+0x518/0xc20 [ 34.082932][ T1381] ? lock_acquire.part.0+0xd4/0x280 [ 34.082934][ T1381] ? find_held_lock+0x2b/0x80 [ 34.082936][ T1381] ? rtnl_bridge_getlink+0x850/0x850 [ 34.082937][ T1381] ? __lock_release.isra.0+0x69/0x1a0 [ 34.082941][ T1381] ? rtnl_bridge_getlink+0x850/0x850 [ 34.082943][ T1381] rtnetlink_rcv_msg+0x6fd/0xbd0 [ 34.082946][ T1381] ? rtnl_link_fill+0x920/0x920 [ 34.082947][ T1381] ? __lock_acquire+0x518/0xc20 [ 34.082952][ T1381] ? lock_acquire.part.0+0xd4/0x280 [ 34.082954][ T1381] ? find_held_lock+0x2b/0x80 [ 34.082957][ T1381] netlink_rcv_skb+0x14e/0x3a0 [ 34.082960][ T1381] ? rtnl_link_fill+0x920/0x920 [ 34.082963][ T1381] ? netlink_ack+0xcf0/0xcf0 [ 34.082969][ T1381] ? netlink_deliver_tap+0xc5/0x330 [ 34.082971][ T1381] ? netlink_deliver_tap+0x13c/0x330 [ 34.082976][ T1381] netlink_unicast+0x486/0x750 [ 34.082979][ T1381] ? netlink_attachskb+0x810/0x810 [ 34.082982][ T1381] ? find_held_lock+0x2b/0x80 [ 34.082986][ T1381] netlink_sendmsg+0x75b/0xc90 [ 34.082990][ T1381] ? netlink_unicast+0x750/0x750 [ 34.082994][ T1381] ? __lock_release.isra.0+0x69/0x1a0 [ 34.082995][ T1381] ? __import_iovec+0x36c/0x620 [ 34.083000][ T1381] __sock_sendmsg+0xce/0x190 [ 34.083003][ T1381] ____sys_sendmsg+0x61a/0x860 [ 34.083005][ T1381] ? copy_msghdr_from_user+0x279/0x420 [ 34.083008][ T1381] ? sock_write_iter+0x400/0x400 [ 34.083009][ T1381] ? move_addr_to_kernel+0x40/0x40 [ 34.083016][ T1381] ___sys_sendmsg+0x14e/0x1d0 [ 34.083019][ T1381] ? copy_msghdr_from_user+0x420/0x420 [ 34.083034][ T1381] __sys_sendmsg+0x12c/0x1d0 [ 34.083037][ T1381] ? __sys_sendmsg_sock+0x20/0x20 [ 34.083043][ T1381] ? rcu_is_watching+0x16/0xd0 [ 34.083046][ T1381] do_syscall_64+0xff/0x530 [ 34.083049][ T1381] ? exc_page_fault+0xee/0x100 [ 34.083052][ T1381] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 34.083054][ T1381] RIP: 0033:0x7ff6f6bd654e [ 34.083057][ T1381] 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 [ 34.083059][ T1381] RSP: 002b:00007ffce1a688d0 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 34.083062][ T1381] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007ff6f6bd654e [ 34.083063][ T1381] RDX: 0000000000000000 RSI: 00007ffce1a68980 RDI: 0000000000000005 [ 34.083064][ T1381] RBP: 00007ffce1a688e0 R08: 0000000000000000 R09: 0000000000000000 [ 34.083065][ T1381] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a90f314 [ 34.083065][ T1381] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffce1a69050 [ 34.083072][ T1381] [ 34.127269][ T1381] br0: port 1(vx10) entered disabled state [ 34.127579][ T1381] vx10: entered allmulticast mode [ 34.128557][ T1381] vx10: entered promiscuous mode [ 34.135573][ T1381] ip (1381) used greatest stack depth: 23336 bytes left [ 34.608118][ T1408] vx10: left allmulticast mode [ 34.609581][ T1408] vx10: left promiscuous mode [ 34.609898][ T1408] br0: port 1(vx10) entered disabled state