https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=293382
--- Comment #14 from Paul <[email protected]> --- Sadly, it crashed again. Fatal trap 9: general protection fault while in kernel mode cpuid = 28; apic id = 70 instruction pointer = 0x20:0xffffffff80b5915d stack pointer = 0x28:0xfffffe0718b5ed70 frame pointer = 0x28:0xfffffe0718b5ed70 code segment = base 0x0, limit 0xfffff, type 0x1b = DPL 0, pres 1, long 1, def32 0, gran 1 processor eflags = interrupt enabled, resume, IOPL = 0 current process = 2968 (asy:http:s) rdi: deadc0dedeadc0f6 rsi: 0000000000000004 rdx: ffffffff811ab239 rcx: 0000000000000121 r8: 0000000000000001 r9: ffffffff81e1efc8 rax: fffff80586c4e740 rbx: 000000000004a19a rbp: fffffe0718b5ed70 r10: 0000000000000000 r11: 0000000000000004 r12: fffff801090cad18 r13: fffff83937739f00 r14: 000000000004a19a r15: fffff801090cad00 trap number = 9 panic: general protection fault cpuid = 28 time = 1773739454 KDB: stack backtrace: ... (kgdb) bt #0 __curthread () at /usr/src/sys/amd64/include/pcpu_aux.h:57 #1 doadump (textdump=0) at /usr/src/sys/kern/kern_shutdown.c:405 #2 0xffffffff804a4718 in db_fncall_generic (nargs=0, args=0xfffffe0718b5e520, addr=<optimized out>, rv=<optimized out>) at /usr/src/sys/ddb/db_command.c:626 #3 db_fncall (dummy1=<optimized out>, dummy2=<optimized out>, dummy3=<optimized out>, dummy4=<optimized out>) at /usr/src/sys/ddb/db_command.c:674 #4 0xffffffff804a418d in db_command (last_cmdp=<optimized out>, cmd_table=<optimized out>, dopager=false) at /usr/src/sys/ddb/db_command.c:504 #5 0xffffffff804a42d6 in db_command_script (command=command@entry=0xffffffff81bba6e2 <db_recursion_data+18> "call doadump") at /usr/src/sys/ddb/db_command.c:569 #6 0xffffffff804a9578 in db_script_exec (scriptname=scriptname@entry=0xfffffe0718b5e6f0 "kdb.enter.panic", warnifnotfound=warnifnotfound@entry=0) at /usr/src/sys/ddb/db_script.c:302 #7 0xffffffff804a9472 in db_script_kdbenter (eventname=<optimized out>) at /usr/src/sys/ddb/db_script.c:324 #8 0xffffffff804a7531 in db_trap (type=<optimized out>, code=<optimized out>) at /usr/src/sys/ddb/db_main.c:267 #9 0xffffffff80bd09b0 in kdb_trap (type=type@entry=3, code=code@entry=0, tf=tf@entry=0xfffffe0718b5ea30) at /usr/src/sys/kern/subr_kdb.c:790 #10 0xffffffff810b3a07 in trap (frame=0xfffffe0718b5ea30) at /usr/src/sys/amd64/amd64/trap.c:639 #11 <signal handler called> #12 kdb_enter (why=<optimized out>, msg=<optimized out>) at /usr/src/sys/kern/subr_kdb.c:556 #13 0xffffffff80b7fc8d in vpanic (fmt=0xffffffff81237367 "%s", ap=ap@entry=0xfffffe0718b5ec60) at /usr/src/sys/kern/kern_shutdown.c:953 #14 0xffffffff80b7fa53 in panic (fmt=0xffffffff81d853a0 <cnputs_mtx> "\233\327\031\201\377\377\377\377") at /usr/src/sys/kern/kern_shutdown.c:891 #15 0xffffffff810b40b8 in trap_fatal (frame=0xfffffe0718b5ecb0, eva=<optimized out>) at /usr/src/sys/amd64/amd64/trap.c:1000 #16 <signal handler called> #17 __mtx_assert (c=0xdeadc0dedeadc0f6, what=what@entry=4, file=0xffffffff811ab239 "/usr/src/sys/kern/kern_event.c", line=line@entry=289) at /usr/src/sys/kern/kern_mutex.c:1091 #18 0xffffffff80b25c9e in kn_enter_flux (kn=<optimized out>) at /usr/src/sys/kern/kern_event.c:289 #19 knote_fdclose (td=td@entry=0xfffff80586c4e740, fd=fd@entry=303514) at /usr/src/sys/kern/kern_event.c:2704 #20 0xffffffff80b1dbd6 in closefp_impl (fdp=0xfffffe07143ca920, fd=303514, fp=0xfffff82112ac8e10, td=0xfffff80586c4e740, audit=true) at /usr/src/sys/kern/kern_descrip.c:1320 #21 0xffffffff810b4f0a in syscallenter (td=0xfffff80586c4e740) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:193 #22 amd64_syscall (td=0xfffff80586c4e740, traced=0) at /usr/src/sys/amd64/amd64/trap.c:1241 #23 <signal handler called> #24 0x000000082c76832a in ?? () Backtrace stopped: Cannot access memory at address 0x8624d1b98 (kgdb) fr 18 #18 0xffffffff80b25c9e in kn_enter_flux (kn=<optimized out>) at /usr/src/sys/kern/kern_event.c:289 289 KQ_OWNED(kn->kn_kq); (kgdb) p *kn->kn_kq value has been optimized out (kgdb) up #19 knote_fdclose (td=td@entry=0xfffff80586c4e740, fd=fd@entry=303514) at /usr/src/sys/kern/kern_event.c:2704 2704 kn_enter_flux(kn); (kgdb) p *kn $2 = { kn_link = { sle_next = 0xdeadc0dedeadc0de }, kn_selnext = { sle_next = 0xdeadc0dedeadc0de }, kn_knlist = 0xdeadc0dedeadc0de, kn_tqe = { tqe_next = 0xdeadc0dedeadc0de, tqe_prev = 0xdeadc0dedeadc0de }, kn_kq = 0xdeadc0dedeadc0de, kn_kevent = { ident = 16045693110842147038, filter = -16162, flags = 57005, fflags = 3735929054, data = -2401050962867404578, udata = 0xdeadc0dedeadc0de, ext = {16045693110842147038, 16045693110842147038, 16045693110842147038, 16045693110842147038} }, kn_hook = 0xdeadc0dedeadc0de, kn_hookid = -559038242, kn_status = -559038242, kn_influx = -559038242, kn_sfflags = -559038242, kn_sdata = -2401050962867404578, kn_ptr = { p_fp = 0xdeadc0dedeadc0de, p_proc = 0xdeadc0dedeadc0de, p_aio = 0xdeadc0dedeadc0de, p_lio = 0xdeadc0dedeadc0de, p_v = 0xdeadc0dedeadc0de }, kn_fop = 0xdeadc0dedeadc0de } (kgdb) p *kn->kn_kq Cannot access memory at address 0xdeadc0dedeadc0de (kgdb) #19 knote_fdclose (td=td@entry=0xfffff80586c4e740, fd=fd@entry=303514) at /usr/src/sys/kern/kern_event.c:2704 2704 kn_enter_flux(kn); (kgdb) up #20 0xffffffff80b1dbd6 in closefp_impl (fdp=0xfffffe07143ca920, fd=303514, fp=0xfffff82112ac8e10, td=0xfffff80586c4e740, audit=true) at /usr/src/sys/kern/kern_descrip.c:1320 1320 knote_fdclose(td, fd); (kgdb) p *fp $4 = { f_flag = 7, f_count = 1, f_data = 0xfffff868aabeb000, f_ops = 0xffffffff81436808 <socketops>, f_vnode = 0x0, f_cred = 0xfffff804a3517700, f_type = 2, f_vflags = 0, { f_seqcount = {0, 0}, f_pipegen = 0 }, f_nextoff = {0, 0}, f_vnun = { fvn_cdevpriv = 0x0, fvn_advice = 0x0 }, f_offset = 0 } (kgdb) p *fdp $5 = { fd_files = 0xfffffe0836e00000, fd_map = 0xfffffe080448a000, fd_freefile = 3, fd_refcnt = 1, fd_holdcnt = 1, fd_sx = { lock_object = { lo_name = 0xffffffff812b4244 "filedesc structure", lo_flags = 36896768, lo_data = 0, lo_witness = 0xfffff8804bd94380 }, sx_lock = 18446735301352417088 }, fd_kqlist = { tqh_first = 0xfffff80150f62d00, tqh_last = 0xfffff801090b5628 }, fd_holdleaderscount = 0, fd_holdleaderswakeup = 0 } Please, tell us, if more useful data can be extracted from this dump. -- You are receiving this mail because: You are the assignee for the bug.
