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28298b9d5e
armv8m:use ip save pc armv7m:use ip save pc, r11 save sp nsh_main backtrace before: ``` 0 nxsem_wait_slow (sem=0x10001e0 <g_uart0port+32>) at semaphore/sem_wait.c:202 1 0x0000882c in nxsem_wait (sem=0x10001e0 <g_uart0port+32>) at semaphore/sem_wait.c:270 2 0x0000e7e2 in uart_read (filep=0x608037d4, buffer=0x60c013eb " h\024\300`", buflen=1) at serial/serial.c:1203 3 0x0001aad4 in file_readv_compat (filep=0x608037d4, uio=0x60c01344) at vfs/fs_read.c:81 4 0x0001abae in file_readv (filep=0x608037d4, uio=0x60c01344) at vfs/fs_read.c:165 5 0x0001ac2e in nx_readv (fd=0, iov=0x60c01388, iovcnt=1) at vfs/fs_read.c:256 6 0x0001ac84 in readv (fd=0, iov=0x60c01388, iovcnt=1) at vfs/fs_read.c:318 7 0x0001acca in read (fd=0, buf=0x60c013eb, nbytes=1) at vfs/fs_read.c:352 8 0x000100ea in STUB_read (nbr=56, parm1=0, parm2=1623200747, parm3=1) at stubs/STUB_read.c:9 9 0x000014d2 in dispatch_syscall () at armv8-m/arm_svcall.c:82 ``` nsh_main backtrace after: ``` 0 nxsem_wait_slow (sem=0x10001f0 <g_uart0port+32>) at semaphore/sem_wait.c:202 1 0x000088c0 in nxsem_wait (sem=0x10001f0 <g_uart0port+32>) at semaphore/sem_wait.c:270 2 0x0000e882 in uart_read (filep=0x6080380c, buffer=0x60c013eb " h\024\300`", buflen=1) at serial/serial.c:1203 3 0x0001ab74 in file_readv_compat (filep=0x6080380c, uio=0x60c01344) at vfs/fs_read.c:81 4 0x0001ac4e in file_readv (filep=0x6080380c, uio=0x60c01344) at vfs/fs_read.c:165 5 0x0001acce in nx_readv (fd=0, iov=0x60c01388, iovcnt=1) at vfs/fs_read.c:256 6 0x0001ad24 in readv (fd=0, iov=0x60c01388, iovcnt=1) at vfs/fs_read.c:318 7 0x0001ad6a in read (fd=0, buf=0x60c013eb, nbytes=1) at vfs/fs_read.c:352 8 0x0001018a in STUB_read (nbr=56, parm1=0, parm2=1623200747, parm3=1) at stubs/STUB_read.c:9 9 0x00001ece in dispatch_syscall () at armv8-m/arm_dispatch_syscall.S:111 10 0x2000a874 in read (parm1=0, parm2=0x60c013eb, parm3=1) at proxies/PROXY_read.c:9 11 0x20001152 in readline_getc (vtbl=0x60c01468) at readline_fd.c:73 12 0x20003994 in readline_common (vtbl=0x60c01468, buf=0x60c017f8 "\n", buflen=80) at readline_common.c:513 13 0x200012ec in readline_fd (buf=0x60c017f8 "\n", buflen=80, infd=0, outfd=1) at readline_fd.c:236 14 0x200010a8 in nsh_session (pstate=0x60c01540, login=1, argc=1, argv=0x60c00548) at nsh_session.c:229 15 0x20000eb0 in nsh_consolemain (argc=1, argv=0x60c00548) at nsh_consolemain.c:75 16 0x20000e4c in nsh_main (argc=1, argv=0x60c00548) at nsh_main.c:74 17 0x20000062 in nxtask_startup (entrypt=0x20000e11 <nsh_main>, argc=1, argv=0x60c00548) at sched/task_startup.c:72 18 0x00009ac4 in nxtask_start () at task/task_start.c:106 19 0x60c00548 in ?? () Backtrace stopped: previous frame identical to this frame (corrupt stack?) ``` Signed-off-by: anjiahao <anjiahao@xiaomi.com> |
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