[ 8.606276][ T149] readlink (149) used greatest stack depth: 24544 bytes left [ 8.606294][ T149] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 8.606296][ T149] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 149, name: readlink [ 8.606298][ T149] preempt_count: 2, expected: 0 [ 8.606299][ T149] RCU nest depth: 0, expected: 0 [ 8.606299][ T149] locks held by readlink/149: 5, last CPU#0: [ 8.606301][ T149] #0: ffffffff882167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 8.606313][ T149] #1: ffffffff8837ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 8.606318][ T149] #2: ffffffff8837de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 8.606322][ T149] #3: ffffffff8829d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 8.606325][ T149] #4: ffffffff8829d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 8.606329][ T149] irq event stamp: 14060 [ 8.606330][ T149] hardirqs last enabled at (14059): [] __down_trylock_console_sem+0x86/0xa0 [ 8.606333][ T149] hardirqs last disabled at (14060): [] console_emit_next_record+0x3d4/0x4c0 [ 8.606335][ T149] softirqs last enabled at (13648): [] handle_softirqs+0x67c/0x900 [ 8.606338][ T149] softirqs last disabled at (12991): [] __irq_exit_rcu+0x145/0x1c0 [ 8.606340][ T149] Preemption disabled at: [ 8.606341][ T149] [<0000000000000000>] 0x0 [ 8.606348][ T149] CPU: 0 UID: 0 PID: 149 Comm: readlink Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 8.606351][ T149] Tainted: [W]=WARN [ 8.606352][ T149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.606353][ T149] Call Trace: [ 8.606355][ T149] [ 8.606356][ T149] dump_stack_lvl+0x6f/0xa0 [ 8.606363][ T149] __might_resched.cold+0x1fe/0x2c1 [ 8.606367][ T149] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 8.606371][ T149] ? __kmalloc_noprof+0xdb/0x760 [ 8.606375][ T149] __kmalloc_noprof+0x443/0x760 [ 8.606377][ T149] ? alloc_buf.isra.0+0x4b/0x260 [ 8.606384][ T149] ? do_raw_spin_unlock+0x59/0x250 [ 8.606387][ T149] alloc_buf.isra.0+0x4b/0x260 [ 8.606390][ T149] put_chars+0x1e1/0x2f0 [ 8.606393][ T149] ? __send_to_port+0x420/0x420 [ 8.606394][ T149] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 8.606397][ T149] ? validate_chain+0x38b/0xc20 [ 8.606403][ T149] hvc_console_print+0x292/0x780 [ 8.606412][ T149] ? hvc_write+0x3a0/0x3a0 [ 8.606415][ T149] ? rcu_is_watching+0x16/0xd0 [ 8.606417][ T149] ? lock_acquire+0x13c/0x160 [ 8.606421][ T149] console_emit_next_record+0x22f/0x4c0 [ 8.606424][ T149] ? devkmsg_read+0x4b0/0x4b0 [ 8.606426][ T149] ? console_flush_one_record+0x106/0x710 [ 8.606429][ T149] ? rcu_is_watching+0x16/0xd0 [ 8.606431][ T149] ? lock_acquire+0x13c/0x160 [ 8.606435][ T149] console_flush_one_record+0x46f/0x710 [ 8.606439][ T149] ? console_emit_next_record+0x4c0/0x4c0 [ 8.606441][ T149] ? __lock_acquire+0x518/0xc20 [ 8.606446][ T149] console_unlock+0xee/0x1f0 [ 8.606449][ T149] ? console_flush_one_record+0x710/0x710 [ 8.606450][ T149] ? rcu_is_watching+0x16/0xd0 [ 8.606452][ T149] ? lock_acquire+0xe0/0x160 [ 8.606456][ T149] ? __down_trylock_console_sem+0x5e/0xa0 [ 8.606457][ T149] ? vprintk_emit+0x320/0x3e0 [ 8.606460][ T149] vprintk_emit+0x37c/0x3e0 [ 8.606463][ T149] ? wake_up_klogd_work_func+0x90/0x90 [ 8.606466][ T149] ? __lock_acquire+0x518/0xc20 [ 8.606469][ T149] _printk+0xc7/0x100 [ 8.606473][ T149] ? snapshot_read.cold+0x21/0x21 [ 8.606476][ T149] ? do_raw_spin_lock+0x131/0x280 [ 8.606478][ T149] ? __rwlock_init+0x150/0x150 [ 8.606482][ T149] ? do_raw_spin_lock+0x131/0x280 [ 8.606484][ T149] do_exit.cold+0x82/0x9c [ 8.606488][ T149] ? exit_notify+0x890/0x890 [ 8.606489][ T149] ? __lock_release.isra.0+0x69/0x1a0 [ 8.606492][ T149] ? rcu_is_watching+0x16/0xd0 [ 8.606495][ T149] do_group_exit+0xb8/0x370 [ 8.606498][ T149] __x64_sys_exit_group+0x3c/0x50 [ 8.606500][ T149] x64_sys_call+0x1567/0x1570 [ 8.606502][ T149] do_syscall_64+0xff/0x530 [ 8.606506][ T149] ? exc_page_fault+0xee/0x100 [ 8.606509][ T149] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8.606511][ T149] RIP: 0033:0x7f97286c01b8 [ 8.606513][ T149] Code: Unable to access opcode bytes at 0x7f97286c018e. [ 8.606514][ T149] RSP: 002b:00007fffa54301e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.606517][ T149] RAX: ffffffffffffffda RBX: 00007f97287f0f88 RCX: 00007f97286c01b8 [ 8.606518][ T149] RDX: 00007f97285fda48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 8.606519][ T149] RBP: 00007fffa5430240 R08: 0000000000000000 R09: 0000000000001010 [ 8.606520][ T149] R10: 00007fffa54300a0 R11: 0000000000000246 R12: 0000000000000002 [ 8.606520][ T149] R13: 0000000000000000 R14: 00007f97287ef680 R15: 00007f97287f0fa0 [ 8.606527][ T149] [ 13.537007][ T229] ip (229) used greatest stack depth: 24208 bytes left [ 13.537023][ T229] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:322 [ 13.537024][ T229] in_atomic(): 1, irqs_disabled(): 1, non_block: 0, pid: 229, name: ip [ 13.537026][ T229] preempt_count: 2, expected: 0 [ 13.537027][ T229] RCU nest depth: 0, expected: 0 [ 13.537027][ T229] locks held by ip/229: 5, last CPU#3: [ 13.537029][ T229] #0: ffffffff882167b8 (low_water_lock){+.+.}-{3:3}, at: do_exit+0x887/0xdc0 [ 13.537040][ T229] #1: ffffffff8837ddc0 (console_lock){+.+.}-{0:0}, at: vprintk_emit+0x320/0x3e0 [ 13.537045][ T229] #2: ffffffff8837de38 (console_srcu){....}-{0:0}, at: console_flush_one_record+0x106/0x710 [ 13.537049][ T229] #3: ffffffff8829d760 (console_owner){....}-{0:0}, at: console_lock_spinning_enable+0x40/0x60 [ 13.537053][ T229] #4: ffffffff8829d660 (printk_legacy_map-wait-type-override){....}-{3:3}, at: console_emit_next_record+0x1df/0x4c0 [ 13.537057][ T229] irq event stamp: 28006 [ 13.537057][ T229] hardirqs last enabled at (28005): [] __down_trylock_console_sem+0x86/0xa0 [ 13.537060][ T229] hardirqs last disabled at (28006): [] console_emit_next_record+0x3d4/0x4c0 [ 13.537062][ T229] softirqs last enabled at (27826): [] handle_softirqs+0x67c/0x900 [ 13.537064][ T229] softirqs last disabled at (27183): [] __irq_exit_rcu+0x145/0x1c0 [ 13.537067][ T229] Preemption disabled at: [ 13.537067][ T229] [<0000000000000000>] 0x0 [ 13.537074][ T229] CPU: 3 UID: 0 PID: 229 Comm: ip Tainted: G W 7.2.0-virtme #1 PREEMPT(full) [ 13.537077][ T229] Tainted: [W]=WARN [ 13.537078][ T229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.537080][ T229] Call Trace: [ 13.537081][ T229] [ 13.537083][ T229] dump_stack_lvl+0x6f/0xa0 [ 13.537089][ T229] __might_resched.cold+0x1fe/0x2c1 [ 13.537093][ T229] ? perf_trace_sched_switch+0x7c0/0x7c0 [ 13.537098][ T229] ? __kmalloc_noprof+0xdb/0x760 [ 13.537102][ T229] __kmalloc_noprof+0x443/0x760 [ 13.537104][ T229] ? alloc_buf.isra.0+0x4b/0x260 [ 13.537111][ T229] ? do_raw_spin_unlock+0x59/0x250 [ 13.537114][ T229] alloc_buf.isra.0+0x4b/0x260 [ 13.537117][ T229] put_chars+0x1e1/0x2f0 [ 13.537120][ T229] ? __send_to_port+0x420/0x420 [ 13.537121][ T229] ? rcu_lockdep_current_cpu_online+0x3f/0x1b0 [ 13.537125][ T229] ? validate_chain+0x38b/0xc20 [ 13.537130][ T229] hvc_console_print+0x292/0x780 [ 13.537137][ T229] ? hvc_write+0x3a0/0x3a0 [ 13.537140][ T229] ? rcu_is_watching+0x16/0xd0 [ 13.537142][ T229] ? lock_acquire+0x13c/0x160 [ 13.537146][ T229] console_emit_next_record+0x22f/0x4c0 [ 13.537150][ T229] ? devkmsg_read+0x4b0/0x4b0 [ 13.537151][ T229] ? console_flush_one_record+0x106/0x710 [ 13.537155][ T229] ? rcu_is_watching+0x16/0xd0 [ 13.537156][ T229] ? lock_acquire+0x13c/0x160 [ 13.537160][ T229] console_flush_one_record+0x46f/0x710 [ 13.537164][ T229] ? console_emit_next_record+0x4c0/0x4c0 [ 13.537166][ T229] ? __lock_acquire+0x518/0xc20 [ 13.537171][ T229] console_unlock+0xee/0x1f0 [ 13.537174][ T229] ? console_flush_one_record+0x710/0x710 [ 13.537176][ T229] ? rcu_is_watching+0x16/0xd0 [ 13.537177][ T229] ? lock_acquire+0xe0/0x160 [ 13.537181][ T229] ? __down_trylock_console_sem+0x5e/0xa0 [ 13.537183][ T229] ? vprintk_emit+0x320/0x3e0 [ 13.537185][ T229] vprintk_emit+0x37c/0x3e0 [ 13.537188][ T229] ? wake_up_klogd_work_func+0x90/0x90 [ 13.537191][ T229] ? __lock_acquire+0x518/0xc20 [ 13.537194][ T229] _printk+0xc7/0x100 [ 13.537198][ T229] ? snapshot_read.cold+0x21/0x21 [ 13.537201][ T229] ? do_raw_spin_lock+0x131/0x280 [ 13.537203][ T229] ? __rwlock_init+0x150/0x150 [ 13.537207][ T229] ? do_raw_spin_lock+0x131/0x280 [ 13.537210][ T229] do_exit.cold+0x82/0x9c [ 13.537213][ T229] ? exit_notify+0x890/0x890 [ 13.537215][ T229] ? __lock_release.isra.0+0x69/0x1a0 [ 13.537217][ T229] ? rcu_is_watching+0x16/0xd0 [ 13.537221][ T229] do_group_exit+0xb8/0x370 [ 13.537223][ T229] __x64_sys_exit_group+0x3c/0x50 [ 13.537225][ T229] x64_sys_call+0x1567/0x1570 [ 13.537228][ T229] do_syscall_64+0xff/0x530 [ 13.537232][ T229] ? exc_page_fault+0xee/0x100 [ 13.537235][ T229] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 13.537237][ T229] RIP: 0033:0x7fd04538f1b8 [ 13.537239][ T229] Code: Unable to access opcode bytes at 0x7fd04538f18e. [ 13.537240][ T229] RSP: 002b:00007ffdab97d598 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.537243][ T229] RAX: ffffffffffffffda RBX: 00007fd0454bff88 RCX: 00007fd04538f1b8 [ 13.537244][ T229] RDX: 00007fd0450d9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.537245][ T229] RBP: 00007ffdab97d5f0 R08: 0000000000000000 R09: 0000000000000000 [ 13.537246][ T229] R10: 00007ffdab97d3b0 R11: 0000000000000246 R12: 0000000000000001 [ 13.537247][ T229] R13: 0000000000000000 R14: 00007fd0454be680 R15: 00007fd0454bffa0 [ 13.537253][ T229]