Re: panic on rpi3b: usbconfig reset
Ronald Klop <[email protected]>
| Newsgroups | gmane.os.freebsd.devel.usb,gmane.os.freebsd.devel.arm |
|---|---|
| Message-ID | <399055758.9715.1720797541322@localhost> |
Van: Ronald Klop <[email protected]> Datum: vrijdag, 12 juli 2024 17:04 Aan: [email protected], [email protected] Onderwerp: panic on rpi3b: usbconfig reset > > Hi, > > Performing "usbconfig reset" on my RPI3B running 14.1-RELEASE-p2/aarch64 results in a panic. > > Here is the output on the serial console: > > login: Jul 12 13:18:35 rpi3 su[14837]: ronald to root on /dev/pts/0 > uhub0: at usbus1, port 1, addr 1 (disconnected) > ugen1.2: <vendor 0x0424 product 0x2514> at usbus1 (disconnected) > uhub1: at uhub0, port 1, addr 2 (disconnected) > ugen1.3: <vendor 0x0424 product 0x2514> at usbus1 (disconnected) > uhub2: at uhub1, port 1, addr 3 (disconnected) > ugen1.4: <vendor 0x0424 product 0x7800> at usbus1 (disconnected) > muge0: at uhub2, port 1, addr 4 (disconnected) > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > muge0: warning: MII is busy > muge0: warning: Failed to read register 0x120 > ukphy0: detached > muge0: warning: MII is busy > Fatal data abort: > miibus0: detached > x0: 0x0000000000000000 > x1: 0xffff0000403f44d4 > x2: 0x0000000000000000 > x3: 0xffff00000032e24c > x4: 0xffff00000088eef8 > x5: 0x0000000000000041 > x6: 0xffff00000052cee8 > x7: 0xffff0000403f43b0 > x8: 0x0000000000000053 > x9: 0xaf460225cde9dab0 > x10: 0x0000000000000001 > x11: 0x0000000000000001 > x12: 0x0000000000000001 > x13: 0x0000000000000001 > x14: 0x0000000000000000 > x15: 0x0000000000000002 > x16: 0x0000000000000000 > x17: 0xffff0000403f42b5 > x18: 0xffff0000403f45d0 > x19: 0xffffa00001980380 > x20: 0x0000000000000000 > x21: 0x0000000000000000 > x22: 0x0000000000000001 > x23: 0xffffa00001a70200 > x24: 0xffffa00001980800 > x25: 0xffff000000c5d410 > x26: 0xffffa000018045c0 > x27: 0xffff000000ca5000 > x28: 0x0000000000000000 > x29: 0xffff0000403f45d0 > sp: 0xffff0000403f45d0 > lr: 0xffff0000001dec34 > elr: 0xffff0000001dec44 > spsr: 0x0000000060000045 > far: 0x0000000000000000 > esr: 0x0000000096000004 > panic: vm_fault failed: 0xffff0000001dec44 error 1 > cpuid = 2 > time = 1720783402 > KDB: stack backtrace: > #0 0xffff000000525d3c at kdb_backtrace+0x58 > #1 0xffff0000004d0d40 at vpanic+0x198 > #2 0xffff0000004d0ba4 at panic+0x44 > #3 0xffff0000008b795c at data_abort+0x2cc > #4 0xffff000000893814 at handle_el1h_sync+0x14 > Uptime: 7m10s > Dumping 134 out of 926 MB:..3%..12%..21%..33%..42%..51%..63%..72%..81%..93% > Dump complete > Resetting system ... > > > I have a core dump and can gather more information. > The panic is repeatable. > > Regards, > Ronald. > Hi, I managed to attached the debugger to the core dump and get a backtrace. [root@rpi3 ~]# kgdb -n 1 /usr/lib/debug/boot/kernel/kernel.debug Reading symbols from /usr/lib/debug/boot/kernel/kernel.debug... Unread portion of the kernel message buffer: panic: vm_fault failed: 0xffff0000001dec44 error 1 cpuid = 2 time = 1720783402 KDB: stack backtrace: #0 0xffff000000525d3c at kdb_backtrace+0x58 #1 0xffff0000004d0d40 at vpanic+0x198 #2 0xffff0000004d0ba4 at panic+0x44 #3 0xffff0000008b795c at data_abort+0x2cc #4 0xffff000000893814 at handle_el1h_sync+0x14 Uptime: 7m10s Dumping 134 out of 926 MB:..3%..12%..21%..33%..42%..51%..63%..72%..81% Reading symbols from /boot/kernel/if_bridge.ko... Reading symbols from /usr/lib/debug//boot/kernel/if_bridge.ko.debug... Reading symbols from /boot/kernel/bridgestp.ko... Reading symbols from /usr/lib/debug//boot/kernel/bridgestp.ko.debug... Reading symbols from /boot/kernel/if_epair.ko... Reading symbols from /usr/lib/debug//boot/kernel/if_epair.ko.debug... Reading symbols from /boot/kernel/ipfw.ko... Reading symbols from /usr/lib/debug//boot/kernel/ipfw.ko.debug... Reading symbols from /boot/kernel/ipfw_nat.ko... Reading symbols from /usr/lib/debug//boot/kernel/ipfw_nat.ko.debug... Reading symbols from /boot/kernel/libalias.ko... Reading symbols from /usr/lib/debug//boot/kernel/libalias.ko.debug... Reading symbols from /boot/kernel/mac_ntpd.ko... Reading symbols from /usr/lib/debug//boot/kernel/mac_ntpd.ko.debug... Reading symbols from /boot/kernel/geom_eli.ko... Reading symbols from /usr/lib/debug//boot/kernel/geom_eli.ko.debug... Reading symbols from /boot/kernel/nullfs.ko... Reading symbols from /usr/lib/debug//boot/kernel/nullfs.ko.debug... Reading symbols from /boot/kernel/uslcom.ko... Reading symbols from /usr/lib/debug//boot/kernel/uslcom.ko.debug... Reading symbols from /boot/kernel/ucom.ko... Reading symbols from /usr/lib/debug//boot/kernel/ucom.ko.debug... Reading symbols from /boot/kernel/uplcom.ko... Reading symbols from /usr/lib/debug//boot/kernel/uplcom.ko.debug... get_curthread () at /usr/src/sys/arm64/include/pcpu.h:77 77 __asm __volatile("ldr %0, [x18]" : "=&r"(td)); (kgdb) bt #0 get_curthread () at /usr/src/sys/arm64/include/pcpu.h:77 #1 doadump (textdump=<optimized out>) at /usr/src/sys/kern/kern_shutdown.c:405 #2 0xffff0000004d0794 in kern_reboot (howto=260) at /usr/src/sys/kern/kern_shutdown.c:523 #3 0xffff0000004d0dcc in vpanic (fmt=<optimized out>, ap=...) at /usr/src/sys/kern/kern_shutdown.c:967 #4 0xffff0000004d0ba8 in panic (fmt=0xffff000000cae000 <sysctl___kern_powercycle_on_panic> "") at /usr/src/sys/kern/kern_shutdown.c:891 #5 0xffff0000008b7960 in data_abort (td=0xffff0000893f1c80, frame=0xffff0000403f4430, esr=2516582404, far=<optimized out>, lower=<optimized out>) at /usr/src/sys/arm64/arm64/trap.c:398 #6 <signal handler called> #7 MIIBUS_READREG (dev=0x0, phy=1, reg=1) at ./miibus_if.h:26 #8 ukphy_status (phy=0xffffa00001980380) at /usr/src/sys/dev/mii/ukphy_subr.c:68 #9 0xffff0000001deb98 in ukphy_service (sc=0xffffa00001980380, mii=<optimized out>, cmd=3) at /usr/src/sys/dev/mii/ukphy.c:151 #10 0xffff0000001d5b5c in mii_pollstat (mii=mii@entry=0xffffa00001980800) at /usr/src/sys/dev/mii/mii.c:619 #11 0xffff0000002fa298 in muge_ifmedia_sts (ifp=<optimized out>, ifmr=0xffff0000403f4708) at /usr/src/sys/dev/usb/net/if_muge.c:2127 #12 0xffff00000061e148 in ifmedia_ioctl (ifp=0x0, ifr=0xffff0000403f4708, ifm=0x0, cmd=18446462598736175692) at /usr/src/sys/net/if_media.c:293 #13 0xffff00000071550c in get_operstate_ether (ifp=0xffffa00001363000, pstate=<optimized out>) at /usr/src/sys/netlink/route/iface.c:124 #14 get_operstate (ifp=0xffffa00001363000, pstate=<optimized out>) at /usr/src/sys/netlink/route/iface.c:181 #15 dump_iface (nw=nw@entry=0xffff0000403f4790, ifp=ifp@entry=0xffffa00001363000, hdr=hdr@entry=0xffff0000403f47d0, if_flags_mask=if_flags_mask@entry=0) at /usr/src/sys/netlink/route/iface.c:310 #16 0xffff000000714dd8 in rtnl_handle_ifevent (ifp=0xffffa00001363000, nlmsg_type=<optimized out>, if_flags_mask=0) at /usr/src/sys/netlink/route/iface.c:1411 #17 0xffff000000613c20 in do_link_state_change (arg=0xffffa00001363000, pending=<optimized out>) at /usr/src/sys/net/if.c:2206 #18 0xffff00000053e1f0 in taskqueue_run_locked (queue=queue@entry=0xffffa0000137ac00) at /usr/src/sys/kern/subr_taskqueue.c:518 #19 0xffff00000053df44 in taskqueue_run (queue=0xffffa0000137ac00) at /usr/src/sys/kern/subr_taskqueue.c:533 #20 0xffff000000481b10 in intr_event_execute_handlers (ie=0xffffa00001374a00, p=<optimized out>) at /usr/src/sys/kern/kern_intr.c:1205 #21 ithread_execute_handlers (ie=0xffffa00001374a00, p=<optimized out>) at /usr/src/sys/kern/kern_intr.c:1218 #22 ithread_loop (arg=arg@entry=0xffffa0000140f9e0) at /usr/src/sys/kern/kern_intr.c:1306 #23 0xffff00000047cdf4 in fork_exit (callout=0xffff000000481778 <ithread_loop>, arg=0xffffa0000140f9e0, frame=0xffff0000403f4a00) at /usr/src/sys/kern/kern_fork.c:1164 #24 <signal handler called> (kgdb) I hope this makes sense to somebody. If I need to type some extra commands in the debugger please let me know. Regards, Ronald.