====================================== | [ 25.607299][ T415] softirqs last disabled at (61832): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 25.607301][ T415] Preemption disabled at: | [ 25.607302][ T415] 0x0 | [ 25.607313][ T415] Tainted: [W]=WARN [ 25.607313][ T415] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 25.607315][ T415] Call Trace: [ 25.607317][ T415] [ 25.607319][ T415] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 25.607325][ T415] __might_resched.cold (kernel/sched/core.c:9234) [ 25.607330][ T415] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 25.607334][ T415] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 25.607339][ T415] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 25.607342][ T415] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.607351][ T415] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 25.607354][ T415] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 25.607359][ T415] put_chars (drivers/char/virtio_console.c:1176) [ 25.607362][ T415] ? __send_to_port (drivers/char/virtio_console.c:654) [ 25.607364][ T415] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 25.607367][ T415] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 25.607370][ T415] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 25.607374][ T415] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 25.607378][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.607380][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.607384][ T415] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 25.607387][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.607390][ T415] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.607394][ T415] console_emit_next_record (kernel/printk/printk.c:3183) [ 25.607397][ T415] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 25.607401][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.607404][ T415] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 25.607407][ T415] console_flush_one_record (kernel/printk/printk.c:3268) [ 25.607411][ T415] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 25.607413][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.607418][ T415] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 25.607420][ T415] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 25.607422][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.607424][ T415] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 25.607428][ T415] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 25.607429][ T415] ? vprintk_emit (kernel/printk/printk.c:2478) [ 25.607433][ T415] vprintk_emit (kernel/printk/printk.c:2479) [ 25.607436][ T415] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 25.607440][ T415] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 25.607443][ T415] _printk (kernel/printk/printk.c:2504) [ 25.607446][ T415] ? snapshot_read.cold (user.c:?) [ 25.607449][ T415] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 25.607452][ T415] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 25.607455][ T415] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 25.607458][ T415] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 25.607461][ T415] ? exit_notify (kernel/exit.c:780) [ 25.607463][ T415] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 25.607466][ T415] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 25.607470][ T415] do_group_exit (kernel/exit.c:1151) [ 25.607473][ T415] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 25.607476][ T415] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 25.607478][ T415] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 25.607481][ T415] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 25.607485][ T415] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 25.607487][ T415] RIP: 0033:0x7fabc7b8e1b8 [ 25.607491][ T415] Code: Unable to access opcode bytes at 0x7fabc7b8e18e. Code starting with the faulting instruction =========================================== [ 25.607493][ T415] RSP: 002b:00007ffdd41b3ec8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 25.607495][ T415] RAX: ffffffffffffffda RBX: 00007fabc7cbef88 RCX: 00007fabc7b8e1b8 [ 25.607497][ T415] RDX: 00007fabc7a73e88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 25.607497][ T415] RBP: 00007ffdd41b3f20 R08: 0000000000000000 R09: 0000000000004010 [ 25.607498][ T415] R10: 00007ffdd41b3d20 R11: 0000000000000246 R12: 0000000000000003 [ 25.607499][ T415] R13: 0000000000000000 R14: 00007fabc7cbd680 R15: 00007fabc7cbefa0 | [ 39.750110][ T614] softirqs last disabled at (78274): unix_release_sock (./include/net/sock.h:2138 net/unix/af_unix.c:678) | [ 39.750112][ T614] Preemption disabled at: | [ 39.750113][ T614] 0x0 | [ 39.750123][ T614] Tainted: [W]=WARN [ 39.750124][ T614] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 39.750125][ T614] Call Trace: [ 39.750127][ T614] [ 39.750128][ T614] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 39.750134][ T614] __might_resched.cold (kernel/sched/core.c:9234) [ 39.750139][ T614] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 39.750143][ T614] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 39.750148][ T614] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 39.750150][ T614] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.750156][ T614] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 39.750159][ T614] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 39.750162][ T614] put_chars (drivers/char/virtio_console.c:1176) [ 39.750165][ T614] ? __send_to_port (drivers/char/virtio_console.c:654) [ 39.750167][ T614] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 39.750171][ T614] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 39.750173][ T614] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 39.750177][ T614] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 39.750181][ T614] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.750182][ T614] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.750187][ T614] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 39.750190][ T614] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.750193][ T614] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.750197][ T614] console_emit_next_record (kernel/printk/printk.c:3183) [ 39.750200][ T614] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 39.750211][ T614] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.750213][ T614] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 39.750217][ T614] console_flush_one_record (kernel/printk/printk.c:3268) [ 39.750221][ T614] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 39.750223][ T614] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.750228][ T614] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 39.750230][ T614] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 39.750232][ T614] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.750234][ T614] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 18) ./include/trace/events/lock.h:23 (discriminator 18) kernel/locking/lockdep.c:5871 (discriminator 18)) [ 39.750238][ T614] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 39.750240][ T614] ? vprintk_emit (kernel/printk/printk.c:2478) [ 39.750243][ T614] vprintk_emit (kernel/printk/printk.c:2479) [ 39.750247][ T614] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 39.750250][ T614] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 39.750253][ T614] _printk (kernel/printk/printk.c:2504) [ 39.750257][ T614] ? snapshot_read.cold (user.c:?) [ 39.750259][ T614] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 39.750262][ T614] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 39.750265][ T614] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 39.750268][ T614] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 39.750272][ T614] ? exit_notify (kernel/exit.c:780) [ 39.750274][ T614] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 39.750276][ T614] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 39.750280][ T614] do_group_exit (kernel/exit.c:1151) [ 39.750283][ T614] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 39.750286][ T614] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 39.750288][ T614] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 39.750292][ T614] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 39.750295][ T614] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 39.750297][ T614] RIP: 0033:0x7fc66c5d21b8 [ 39.750300][ T614] Code: Unable to access opcode bytes at 0x7fc66c5d218e. Code starting with the faulting instruction =========================================== [ 39.750301][ T614] RSP: 002b:00007ffc7096c658 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 39.750303][ T614] RAX: ffffffffffffffda RBX: 00007fc66c702f88 RCX: 00007fc66c5d21b8 [ 39.750305][ T614] RDX: 00007fc66c4b7e88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 39.750306][ T614] RBP: 00007ffc7096c6b0 R08: 0000000000000000 R09: 0000000000004010 [ 39.750307][ T614] R10: 00007ffc7096c4b0 R11: 0000000000000246 R12: 0000000000000003 Finger prints: unix_release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print