github.com/google/syzkaller@v0.0.0-20240517125934-c0f1611a36d6/pkg/report/testdata/linux/decompile/arm64/1.out (about)

     1  Internal error: synchronous external abort: 96000050 [#1] PREEMPT SMP
     2  Modules linked in:
     3  CPU: 0 PID: 5594 Comm: syz-executor.1 Not tainted 5.14.0-rc3-syzkaller #0
     4  Hardware name: linux,dummy-virt (DT)
     5  pstate: 800000c5 (Nzcv daIF -PAN -UAO -TCO BTYPE=--)
     6  pc : __raw_writeb arch/arm64/include/asm/io.h:27 [inline]
     7  pc : _outb include/asm-generic/io.h:501 [inline]
     8  pc : logic_outb+0x3c/0x114 lib/logic_pio.c:302
     9  lr : io_serial_out+0x80/0xc0 drivers/tty/serial/8250/8250_port.c:453
    10  sp : ffff80001bdb78f0
    11  x29: ffff80001bdb78f0 x28: ffff000010efe000 x27: ffff80001bdd9018
    12  x26: ffff80001bdd9000 x25: ffff80001bddb310 x24: 1ffff000037bb203
    13  x23: ffff000010efe600 x22: 0000000000000000 x21: 0000000000000002
    14  x20: 0000000000000002 x19: fffffbfffe800001 x18: 0000000000000000
    15  x17: 0000000000000000 x16: 0000000000000003 x15: ffff8000160853e0
    16  x14: 1ffff000037b6efc x13: 1ffff000037b6e7a x12: ffff7000037b6f27
    17  x11: 1ffff000037b6f26 x10: ffff7000037b6f26 x9 : dfff800000000000
    18  x8 : 0000000000000003 x7 : 0000000000000001 x6 : 0000000000000004
    19  x5 : ffff80001bdb7930 x4 : dfff800000000000 x3 : 0000000000000001
    20  x2 : 1ffff0000309aea7 x1 : fffffbfffe800000 x0 : 0000000000ffbffe
    21  Call trace:
    22   _outb include/asm-generic/io.h:501 [inline]
    23   logic_outb+0x3c/0x114 lib/logic_pio.c:302
    24   io_serial_out+0x80/0xc0 drivers/tty/serial/8250/8250_port.c:453
    25   serial_out drivers/tty/serial/8250/8250.h:120 [inline]
    26   serial8250_set_THRI drivers/tty/serial/8250/8250.h:140 [inline]
    27   __start_tx drivers/tty/serial/8250/8250_port.c:1561 [inline]
    28   serial8250_start_tx+0x338/0x680 drivers/tty/serial/8250/8250_port.c:1660
    29   __uart_start.isra.0+0x108/0x150 drivers/tty/serial/serial_core.c:127
    30   uart_start+0xe0/0x210 drivers/tty/serial/serial_core.c:137
    31   uart_flush_chars+0x10/0x20 drivers/tty/serial/serial_core.c:549
    32   __receive_buf drivers/tty/n_tty.c:1581 [inline]
    33   n_tty_receive_buf_common+0xa78/0x43bc drivers/tty/n_tty.c:1674
    34   n_tty_receive_buf+0x14/0x20 drivers/tty/n_tty.c:1703
    35   tiocsti drivers/tty/tty_io.c:2311 [inline]
    36   tty_ioctl+0xf94/0x1a34 drivers/tty/tty_io.c:2719
    37   vfs_ioctl fs/ioctl.c:51 [inline]
    38   __do_sys_ioctl fs/ioctl.c:1069 [inline]
    39   __se_sys_ioctl fs/ioctl.c:1055 [inline]
    40   __arm64_sys_ioctl+0x120/0x190 fs/ioctl.c:1055
    41   __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline]
    42   invoke_syscall+0x6c/0x260 arch/arm64/kernel/syscall.c:52
    43   el0_svc_common+0xcc/0x1f4 arch/arm64/kernel/syscall.c:145
    44   do_el0_svc+0xa4/0xd0 arch/arm64/kernel/syscall.c:184
    45   el0_svc+0x24/0x3c arch/arm64/kernel/entry-common.c:511
    46   el0t_64_sync_handler+0x1a4/0x1ac arch/arm64/kernel/entry-common.c:527
    47   el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:574
    48  Code: d2bfd001 f2df7fe1 f2ffffe1 8b010273 (39000274) 
    49  ---[ end trace a5c31328c4dd2c04 ]---
    50  ----------------
    51  Code disassembly (best guess):
    52     0:	d2bfd001 	mov	x1, #0xfe800000            	// #4269801472
    53     4:	f2df7fe1 	movk	x1, #0xfbff, lsl #32
    54     8:	f2ffffe1 	movk	x1, #0xffff, lsl #48
    55     c:	8b010273 	add	x19, x19, x1
    56  * 10:	39000274 	strb	w20, [x19] <-- trapping instruction