id summary reporter owner description type status priority milestone component version resolution keywords cc field_blocks field_dependson field_seealso 785 vterm sometimes crashes Maurizio Lombardi Jiri Svoboda "Sometimes vterm crashes when playing with command history and command completion. I didn't find a reliable way to reproduce it yet but I have a stack trace: {{{ [/app/vterm(59)] Assertion failed (scrbuf->row < scrbuf->rows) in task 59, file ""generic/io/chargrid.c"", line 145. [/app/vterm(59)] 0x0000000000ad3d80: 0x0000000000416665() [/app/vterm(59)] 0x0000000000ad3db0: 0x0000000000416828() [/app/vterm(59)] 0x0000000000ad3dd0: 0x0000000000409736() [/app/vterm(59)] 0x0000000000ad3e30: 0x00000000004013f4() [/app/vterm(59)] 0x0000000000ad3f40: 0x000000000040d006() [/app/vterm(59)] 0x0000000000ad3fd0: 0x0000000000413d80() [/app/vterm(59)] 0x0000000000ad3ff0: 0x00000000004115b9() [/app/vterm(59)] -- end of stack trace -- [/srv/taskmon(16)] taskmon: Task 59 fault in thread 0xffffffff84d293d0. [/srv/taskmon(16)] taskmon: Executing /app/taskdump -t 59 [/app/taskdump(71)] Task Dump Utility [/app/taskdump(71)] Dumping task '/app/vterm' (task ID 59). [/app/taskdump(71)] Loaded symbol table from /app/vterm [/app/taskdump(71)] Threads: [/app/taskdump(71)] [1] hash: 0xffffffff84d293d0 [/app/taskdump(71)] Thread 0xffffffff84d293d0: PC = 0x000000000040fe13 (_ready_list_pop.constprop.15+339). FP = 0x000000000064dfa0 [/app/taskdump(71)] 0x000000000064dfa0: 0x000000000040fe13 (_ready_list_pop.constprop.15+339) [/app/taskdump(71)] 0x000000000064dfd0: 0x000000000041158e (_helper_fibril_fn+62) [/app/taskdump(71)] 0x000000000064dff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Address space areas: [/app/taskdump(71)] [1] flags: R-XC base: 0x0000000000400000 size: 122880 [/app/taskdump(71)] [2] flags: RW-C base: 0x000000000061d000 size: 172032 [/app/taskdump(71)] [3] flags: RW-C base: 0x0000000000647000 size: 4096 [/app/taskdump(71)] [4] flags: RW-C base: 0x0000000000649000 size: 4096 [/app/taskdump(71)] [5] flags: RW-C base: 0x000000000064b000 size: 4096 [/app/taskdump(71)] [6] flags: RW-C base: 0x000000000064d000 size: 4096 [/app/taskdump(71)] [7] flags: R--C base: 0x000000000064f000 size: 4096 [/app/taskdump(71)] [8] flags: RW-C base: 0x0000000000650000 size: 159744 [/app/taskdump(71)] [9] flags: RW-C base: 0x0000000000678000 size: 1048576 [/app/taskdump(71)] [10] flags: RW-C base: 0x0000000000779000 size: 1048576 [/app/taskdump(71)] [11] flags: RW-C base: 0x000000000087a000 size: 1318912 [/app/taskdump(71)] [12] flags: RW-C base: 0x00000000009bc000 size: 94208 [/app/taskdump(71)] [13] flags: RW-C base: 0x00000000009d4000 size: 1048576 [/app/taskdump(71)] [14] flags: RW-C base: 0x0000000000ad5000 size: 1048576 [/app/taskdump(71)] [15] flags: RW-C base: 0x0000000000bd6000 size: 1048576 [/app/taskdump(71)] [16] flags: R-XC base: 0x0000000070000000 size: 86016 [/app/taskdump(71)] [17] flags: RW-C base: 0x0000000070215000 size: 126976 [/app/taskdump(71)] [18] flags: RW-C base: 0x0000000070234000 size: 4096 [/app/taskdump(71)] [19] flags: RW-C base: 0x0000000070235000 size: 4096 [/app/taskdump(71)] [20] flags: RW-C base: 0x0000000070237000 size: 4096 [/app/taskdump(71)] [21] flags: RW-C base: 0x0000000070239000 size: 4096 [/app/taskdump(71)] [22] flags: RW-C base: 0x000000007023b000 size: 4096 [/app/taskdump(71)] [23] flags: R--C base: 0x000000007023d000 size: 4096 [/app/taskdump(71)] [24] flags: RW-C base: 0x000000007023e000 size: 4096 [/app/taskdump(71)] [25] flags: RW-C base: 0x0000000070240000 size: 1048576 [/app/taskdump(71)] [26] flags: RW-C base: 0x00007ffffff00000 size: 1048576 [/app/taskdump(71)] Fibril 0x00000000006293e0: [/app/taskdump(71)] 0x000000007033fc90: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x000000007033fcc0: 0x0000000000410543 (_fibril_switch_to+227) [/app/taskdump(71)] 0x000000007033fd80: 0x0000000000410b60 (fibril_wait_timeout+560) [/app/taskdump(71)] 0x000000007033fda0: 0x0000000000414549 (async_manager+25) [/app/taskdump(71)] 0x000000007033fdc0: 0x000000000040022c (_start+0) [/app/taskdump(71)] 0x000000007033fdf0: 0x0000000000405ef9 (__libc_main+393) [/app/taskdump(71)] 0x000000007033fe10: 0x00000000004002d3 (__c_start+147) [/app/taskdump(71)] 0x000000007033fe20: 0x0000000000400238 (_start+12) [/app/taskdump(71)] Fibril 0x0000000000647c30: [/app/taskdump(71)] 0x0000000000649df0: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x0000000000649e20: 0x0000000000410543 (_fibril_switch_to+227) [/app/taskdump(71)] 0x0000000000649ee0: 0x0000000000410b60 (fibril_wait_timeout+560) [/app/taskdump(71)] 0x0000000000649f30: 0x00000000004117d5 (fibril_ipc_wait+197) [/app/taskdump(71)] 0x0000000000649fd0: 0x00000000004139ab (async_manager_fibril+27) [/app/taskdump(71)] 0x0000000000649ff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Fibril 0x000000000064b870: [/app/taskdump(71)] 0x000000000064df80: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x000000000064dfa0: 0x00000000004102ab (_fibril_switch_to.constprop.17+187) [/app/taskdump(71)] 0x000000000064dfd0: 0x000000000041158e (_helper_fibril_fn+62) [/app/taskdump(71)] 0x000000000064dff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Fibril 0x000000000066c410: [/app/taskdump(71)] 0x0000000000777d70: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x0000000000777da0: 0x0000000000410543 (_fibril_switch_to+227) [/app/taskdump(71)] 0x0000000000777e60: 0x0000000000410b60 (fibril_wait_timeout+560) [/app/taskdump(71)] 0x0000000000777ed0: 0x0000000000411d79 (fibril_condvar_wait_timeout.constprop.8+201) [/app/taskdump(71)] 0x0000000000777f00: 0x00000000004154b3 (prodcons_consume+51) [/app/taskdump(71)] 0x0000000000777fd0: 0x0000000000402448 (event_loop+56) [/app/taskdump(71)] 0x0000000000777ff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Fibril 0x000000000066c5d0: [/app/taskdump(71)] 0x0000000000878d60: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x0000000000878d90: 0x0000000000410543 (_fibril_switch_to+227) [/app/taskdump(71)] 0x0000000000878e50: 0x0000000000410b60 (fibril_wait_timeout+560) [/app/taskdump(71)] 0x0000000000878ef0: 0x000000000041378f (async_data_read_start+127) [/app/taskdump(71)] 0x0000000000878fa0: 0x000000000040d24b (win_get_event+75) [/app/taskdump(71)] 0x0000000000878fd0: 0x0000000000401e65 (fetch_input+37) [/app/taskdump(71)] 0x0000000000878ff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Fibril 0x000000000066d760: [/app/taskdump(71)] 0x0000000000ad3c40: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x0000000000ad3d40: 0x000000000040a03e (kio_printf+190) [/app/taskdump(71)] 0x0000000000ad3d80: 0x00000000004166f2 (stacktrace_kio_print+162) [/app/taskdump(71)] 0x0000000000ad3db0: 0x000000000041686b (__syscall+0) [/app/taskdump(71)] 0x0000000000ad3dd0: 0x0000000000409736 (chargrid_putwchar+278) [/app/taskdump(71)] 0x0000000000ad3e30: 0x00000000004013f4 (term_write+244) [/app/taskdump(71)] 0x0000000000ad3f40: 0x000000000040d006 (con_conn+966) [/app/taskdump(71)] 0x0000000000ad3fd0: 0x0000000000413d80 (connection_fibril+128) [/app/taskdump(71)] 0x0000000000ad3ff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Fibril 0x000000000066dbf0: [/app/taskdump(71)] 0x0000000000bd4cb0: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x0000000000bd4ce0: 0x0000000000410543 (_fibril_switch_to+227) [/app/taskdump(71)] 0x0000000000bd4da0: 0x0000000000410b60 (fibril_wait_timeout+560) [/app/taskdump(71)] 0x0000000000bd4df0: 0x0000000000416d8b (mpsc_receive+43) [/app/taskdump(71)] 0x0000000000bd4e30: 0x0000000000413f1b (async_get_call_timeout+75) [/app/taskdump(71)] 0x0000000000bd4f40: 0x000000000040cca9 (con_conn+105) [/app/taskdump(71)] 0x0000000000bd4fd0: 0x0000000000413d80 (connection_fibril+128) [/app/taskdump(71)] 0x0000000000bd4ff0: 0x00000000004115b9 (_fibril_main+41) [/app/taskdump(71)] Fibril 0x000000000066e080: [/app/taskdump(71)] 0x0000000000cd5cb0: 0x0000000000416911 (context_swap+17) [/app/taskdump(71)] 0x0000000000cd5ce0: 0x0000000000410543 (_fibril_switch_to+227) [/app/taskdump(71)] 0x0000000000cd5da0: 0x0000000000410b60 (fibril_wait_timeout+560) [/app/taskdump(71)] 0x0000000000cd5df0: 0x0000000000416d8b (mpsc_receive+43) [/app/taskdump(71)] 0x0000000000cd5e30: 0x0000000000413f1b (async_get_call_timeout+75) [/app/taskdump(71)] 0x0000000000cd5f40: 0x000000000040cca9 (con_conn+105) [/app/taskdump(71)] 0x0000000000cd5fd0: 0x0000000000413d80 (connection_fibril+128) [/app/taskdump(71)] 0x0000000000cd5ff0: 0x00000000004115b9 (_fibril_main+41) }}}" defect closed major 0.9.1 helenos/gui mainline fixed