] __down_trylock_console_sem+0x86/0xa0 # 5,986,17436343,-,caller=T157;hardirqs last disabled at (208600): [] console_emit_next_record+0x3f8/0x4f0 # 5,987,17436344,-,caller=T157;softirqs last enabled at (208594): [] handle_softirqs+0x67c/0x900 # 5,988,17436348,-,caller=T157;softirqs last disabled at (208587): [] __irq_exit_rcu+0x145/0x1c0 # 3,989,17436351,-,caller=T157;Preemption disabled at: # 3,990,17436351,-,caller=T157;[] vprintk_emit+0x31b/0x3e0 # 5,991,17436358,-,caller=T157;CPU: 2 UID: 0 PID: 157 Comm: bash Tainted: G W 7.2.0-virtme #1 PREEMPT(full) # 5,992,17436361,-,caller=T157;Tainted: [W]=WARN # 5,993,17436362,-,caller=T157;Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 # 5,994,17436364,-,caller=T157;Call Trace: # 5,995,17436366,-,caller=T157; # 5,996,17436368,-,caller=T157; dump_stack_lvl+0x6f/0xa0 # 5,997,17436373,-,caller=T157; ? vprintk_emit+0x31b/0x3e0 # 5,998,17436375,-,caller=T157; __might_resched.cold+0x1fe/0x2c1 # 5,999,17436380,-,caller=T157; ? perf_trace_sched_switch+0x7c0/0x7c0 # 5,1000,17436383,-,caller=T157; ? __kmalloc_noprof+0xdb/0x760 # 5,1001,17436388,-,caller=T157; __kmalloc_noprof+0x443/0x760 # 5,1002,17436390,-,caller=T157; ? alloc_buf.isra.0+0x4b/0x260 # 5,1003,17436396,-,caller=T157; ? do_raw_spin_unlock+0x59/0x250 # 5,1004,17436398,-,caller=T157; alloc_buf.isra.0+0x4b/0x260 # 5,1005,17436402,-,caller=T157; put_chars+0x1e1/0x2f0 # 5,1006,17436404,-,caller=T157; ? __send_to_port+0x420/0x420 # 5,1007,17436406,-,caller=T157; ? printk_get_next_message+0x2fe/0x7d0 # 5,1008,17436409,-,caller=T157; ? rcu_read_lock_any_held+0x3c/0x90 # 5,1009,17436412,-,caller=T157; ? validate_chain+0x38b/0xc20 # 5,1010,17436416,-,caller=T157; hvc_console_print+0x292/0x780 # 5,1011,17436419,-,caller=T157; ? __lock_acquire+0x518/0xc20 # 5,1012,17436420,-,caller=T157; ? __lock_acquire+0x518/0xc20 # 5,1013,17436424,-,caller=T157; ? hvc_write+0x3a0/0x3a0 # 5,1014,17436427,-,caller=T157; ? rcu_is_watching+0x16/0xd0 # 5,1015,17436430,-,caller=T157; ? lock_acquire+0x13c/0x160 # 5,1016,17436434,-,caller=T157; console_emit_next_record+0x252/0x4f0 # 5,1017,17436437,-,caller=T157; ? devkmsg_read+0x4e0/0x4e0 # 5,1018,17436441,-,caller=T157; ? rcu_is_watching+0x16/0xd0 # 5,1019,17436443,-,caller=T157; ? lock_acquire+0x13c/0x160 # 5,1020,17436447,-,caller=T157; console_flush_one_record+0x46f/0x710 # 5,1021,17436451,-,caller=T157; ? console_emit_next_record+0x4f0/0x4f0 # 5,1022,17436452,-,caller=T157; ? __lock_acquire+0x518/0xc20 # 5,1023,17436457,-,caller=T157; console_unlock+0xee/0x1f0 # 5,1024,17436460,-,caller=T157; ? console_flush_one_record+0x710/0x710 # 5,1025,17436461,-,caller=T157; ? rcu_is_watching+0x16/0xd0 # 5,1026,17436463,-,caller=T157; ? lock_acquire+0x60/0x160 # 5,1027,17436467,-,caller=T157; ? __down_trylock_console_sem+0x5e/0xa0 # 5,1028,17436468,-,caller=T157; ? vprintk_emit+0x320/0x3e0 # 5,1029,17436471,-,caller=T157; vprintk_emit+0x37c/0x3e0 # 5,1030,17436474,-,caller=T157; ? wake_up_klogd_work_func+0x90/0x90 # 5,1031,17436477,-,caller=T157; ? _copy_from_iter+0x1bb/0x1810 # 5,1032,17436483,-,caller=T157; devkmsg_emit.constprop.0+0xbc/0xf1 # 5,1033,17436487,-,caller=T157; ? vprintk_emit.cold+0x107/0x107 # 5,1034,17436491,-,caller=T157; ? __kmalloc_noprof+0x302/0x760 # 5,1035,17436492,-,caller=T157; ? idr_get_free+0x830/0x830 # 5,1036,17436496,-,caller=T157; ? devkmsg_write+0xd1/0x2c0 # 5,1037,17436499,-,caller=T157; ? _copy_from_iter+0x1bb/0x1810 # 5,1038,17436502,-,caller=T157; devkmsg_write.cold+0x5a/0x8b # 5,1039,17436505,-,caller=T157; ? vprintk_default+0x20/0x20 # 5,1040,17436506,-,caller=T157; ? __lock_acquire+0x518/0xc20 # 5,1041,17436508,-,caller=T157; ? vfs_lock_file+0x1b0/0x1b0 # 5,1042,17436513,-,caller=T157; ? vprintk_default+0x20/0x20 # 5,1043,17436515,-,caller=T157; new_sync_write+0x33e/0x760 # 5,1044,17436520,-,caller=T157; ? new_sync_read+0x750/0x750 # 5,1045,17436521,-,caller=T157; ? rcu_read_lock_any_held+0x3c/0x90 # 5,1046,17436529,-,caller=T157; vfs_write+0x6a2/0xbd0 # 5,1047,17436533,-,caller=T157; ksys_write+0x116/0x250 # 5,1056,17436557,-,caller=T157;RSP: 002b:00007ffe11461630 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 # 5,1057,17436560,-,caller=T157;RAX: ffffffffffffffda RBX: 00007fbc3d3fb580 RCX: 00007fbc3d27a54e # 5,1058,17436561,-,caller=T157;RDX: 0000000000000023 RSI: 0000560caf025790 RDI: 0000000000000001 # 5,1059,17436562,-,caller=T157;RBP: 00007ffe11461640 R08: 0000000000000000 R09: 0000000000000000 # 5,1060,17436563,-,caller=T157;R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000023 # 5,1061,17436564,-,caller=T157;R13: 0000000000000023 R14: 0000560caf025790 R15: 0000000000000000 # 5,1062,17436570,-,caller=T157; not ok 1 selftests: drivers/net/netconsole: netcons_userdata.sh # exit=1 make: Leaving directory '/srv/vmksft/testing/wt-14/tools/testing/selftests' xx__-> echo $? 0 xx__->