Date: Wed, 07 Mar 2018 22:05:18 +0000 From: bugzilla-noreply@freebsd.org To: freebsd-bugs@FreeBSD.org Subject: [Bug 226436] panic: spin lock held too long Message-ID: <bug-226436-8@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D226436 Bug ID: 226436 Summary: panic: spin lock held too long Product: Base System Version: CURRENT Hardware: amd64 OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: freebsd-bugs@FreeBSD.org Reporter: vidwer+fbsdbugs@gmail.com Build: 12.0-CURRENT r330622 hardware: amd64 Unread portion of the kernel message buffer: spin lock 0xffffffff81e07ca0 (smp rendezvous) held by 0xfffff80022aca000 (t= id 100432) too long timeout stopping cpus panic: spin lock held too long cpuid =3D 2 time =3D 1520449386 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x2b/frame 0xfffffe004b88b= 1d0 vpanic() at vpanic+0x18d/frame 0xfffffe004b88b230 panic() at panic+0x43/frame 0xfffffe004b88b290 _mtx_lock_indefinite_check() at _mtx_lock_indefinite_check+0x8c/frame 0xfffffe004b88b2b0 _mtx_lock_spin_cookie() at _mtx_lock_spin_cookie+0xd5/frame 0xfffffe004b88b= 320 __mtx_lock_spin_flags() at __mtx_lock_spin_flags+0xd8/frame 0xfffffe004b88b= 360 smp_targeted_tlb_shootdown() at smp_targeted_tlb_shootdown+0xd8/frame 0xfffffe004b88b3e0 smp_masked_invlpg_range() at smp_masked_invlpg_range+0x42/frame 0xfffffe004b88b410 pmap_invalidate_range() at pmap_invalidate_range+0x291/frame 0xfffffe004b88= b470 vunmapbuf() at vunmapbuf+0x2e/frame 0xfffffe004b88b490 cam_periph_unmapmem() at cam_periph_unmapmem+0x17b/frame 0xfffffe004b88b4d0 passsendccb() at passsendccb+0x179/frame 0xfffffe004b88b530 passdoioctl() at passdoioctl+0xe7/frame 0xfffffe004b88b5e0 passioctl() at passioctl+0x22/frame 0xfffffe004b88b620 devfs_ioctl() at devfs_ioctl+0xcb/frame 0xfffffe004b88b670 VOP_IOCTL_APV() at VOP_IOCTL_APV+0xd9/frame 0xfffffe004b88b6a0 vn_ioctl() at vn_ioctl+0x124/frame 0xfffffe004b88b7b0 devfs_ioctl_f() at devfs_ioctl_f+0x1f/frame 0xfffffe004b88b7d0 kern_ioctl() at kern_ioctl+0x2b9/frame 0xfffffe004b88b830 sys_ioctl() at sys_ioctl+0x15c/frame 0xfffffe004b88b900 amd64_syscall() at amd64_syscall+0x79b/frame 0xfffffe004b88ba30 fast_syscall_common() at fast_syscall_common+0x101/frame 0xfffffe004b88ba30 --- syscall (54, FreeBSD ELF64, sys_ioctl), rip =3D 0x800a06dfa, rsp =3D 0x7fffffffa1d8, rbp =3D 0x7fffffffa6e0 --- KDB: enter: panic __curthread () at ./machine/pcpu.h:230 230 __asm("movq %%gs:%1,%0" : "=3Dr" (td) (kgdb)=20 #7 0xffffffff80f8c868 in trap (frame=3D0xfffffe004b88b100) at /usr/src/sys/amd64/amd64/trap.c:547 547 if (kdb_trap(type, dr6, frame)) (kgdb)=20 #8 <signal handler called> (kgdb)=20 #9 kdb_enter (why=3D0xffffffff811fb341 "panic", msg=3D<optimized out>) at /usr/src/sys/kern/subr_kdb.c:479 479 kdb_why =3D KDB_WHY_UNSET; (kgdb)=20 #10 0xffffffff80ad3e4a in vpanic (fmt=3D<optimized out>, ap=3D0xfffffe004b8= 8b270) at /usr/src/sys/kern/kern_shutdown.c:801 801 kdb_enter(KDB_WHY_PANIC, "panic"); (kgdb)=20 #11 0xffffffff80ad3ed3 in panic (fmt=3D0xffffffff81be33f8 <cnputs_mtx> "-N\034\201\377\377\377\377") at /usr/src/sys/kern/kern_shutdown.c:739 739 vpanic(fmt, ap); (kgdb)=20 #12 0xffffffff80ab3e4c in _mtx_lock_indefinite_check (m=3D0xffffffff81e07ca0 <smp_ipi_mtx>, ldap=3D<optimized out>) at /usr/src/sys/kern/kern_mutex.c:12= 27 1227 panic("spin lock held too long"); (kgdb)=20 #13 0xffffffff80ab3775 in _mtx_lock_spin_cookie (c=3D0xffffffff81e07cb8 <smp_ipi_mtx+24>, v=3D18446735278198267904, opts=3D<optimized out>, file=3D= <optimized out>, line=3D<optimized out>) at /usr/src/sys/kern/kern_mutex.c:752 752 _mtx_lock_indefinite_check(m, &lda); (kgdb)=20 #14 0xffffffff80ab3628 in __mtx_lock_spin_flags (c=3D0xffffffff81e07cb8 <smp_ipi_mtx+24>, opts=3D0, file=3D0xffffffff8112f150 "/usr/src/sys/x86/x86/mp_x86.c", line=3D1535) at /usr/src/sys/kern/kern_mutex.c:320 320 _mtx_lock_spin(m, v, opts, file, line); (kgdb)=20 #15 0xffffffff810f8de8 in smp_targeted_tlb_shootdown (mask=3D..., vector=3D= 246, pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, addr1=3D<optimized out>, addr2=3D18446741875586338816) at /usr/src/sys/x86/x86/mp_x86.c:1535 1535 mtx_lock_spin(&smp_ipi_mtx); (kgdb)=20 #16 0xffffffff810f9172 in smp_masked_invlpg_range (mask=3D..., addr1=3D<opt= imized out>, addr2=3D18, pmap=3D<optimized out>) at /usr/src/sys/x86/x86/mp_x86.c:= 1594 1594 smp_targeted_tlb_shootdown(mask, IPI_INVLRNG, pmap, (kgdb)=20 #17 0xffffffff80f770e1 in pmap_invalidate_range (pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, sva=3D18446741875586334720, eva=3D18446741875586338816= ) at /usr/src/sys/amd64/amd64/pmap.c:1771 1771 smp_masked_invlpg_range(*mask, sva, eva, pmap); (kgdb)=20 #18 0xffffffff80b8664e in vunmapbuf (bp=3D0xfffffe0000e33cc0) at /usr/src/sys/kern/vfs_bio.c:4781 4781 pmap_qremove(trunc_page((vm_offset_t)bp->b_data), npages); (kgdb)=20 #19 0xffffffff803362eb in cam_periph_unmapmem (ccb=3D<optimized out>, mapinfo=3D0xfffffe004b88b4e0) at /usr/src/sys/cam/cam_periph.c:1046 1046 vunmapbuf(mapinfo->bp[i]); (kgdb)=20 #20 0xffffffff8036fdd9 in passsendccb (periph=3D0xfffff8000363c900, ccb=3D0xfffff8001c6b2000, inccb=3D0xfffff8001e97d800) at /usr/src/sys/cam/scsi/scsi_pass.c:2255 2255 cam_periph_unmapmem(ccb, &mapinfo); (kgdb)=20 #21 0xffffffff8036ea77 in passdoioctl (dev=3D<optimized out>, cmd=3D<optimi= zed out>, addr=3D0xfffff8001e97d800 "", flag=3D<optimized out>, td=3D<optimized= out>) at /usr/src/sys/cam/scsi/scsi_pass.c:1847 1847 error =3D passsendccb(periph, ccb, inccb); (kgdb)=20 #22 0xffffffff8036e5c2 in passioctl (dev=3D0xfffff800037d4000, cmd=3D330302= 0802, addr=3D0xfffff8001e97d800 "", flag=3D3, td=3D0xfffff80022ac9000) at /usr/src/sys/cam/scsi/scsi_pass.c:1766 1766 if ((error =3D passdoioctl(dev, cmd, addr, flag, td)) =3D= =3D ENOTTY) { (kgdb)=20 #23 0xffffffff8099e5eb in devfs_ioctl (ap=3D0xfffffe004b88b6b8) at /usr/src/sys/fs/devfs/devfs_vnops.c:807 807 error =3D dsw->d_ioctl(dev, com, ap->a_data, ap->a_fflag, t= d); (kgdb)=20 #24 0xffffffff81102dc9 in VOP_IOCTL_APV (vop=3D<optimized out>, a=3D0xfffffe004b88b6b8) at vnode_if.c:1067 1067 rc =3D vop->vop_ioctl(a); (kgdb)=20 #25 0xffffffff80bb3e74 in VOP_IOCTL (vp=3D<optimized out>, command=3D<optim= ized out>, data=3D<optimized out>, fflag=3D18, cred=3D<optimized out>, td=3D<opt= imized out>) at ./vnode_if.h:448 448 return (VOP_IOCTL_APV(vp->v_op, &a)); (kgdb)=20 #26 vn_ioctl (fp=3D0xfffff800224122d0, com=3D<optimized out>, data=3D0xfffff8001e97d800, active_cred=3D0xfffff8001e7fa000, td=3D0x278) at /usr/src/sys/kern/vfs_vnops.c:1507 1507 return (VOP_IOCTL(vp, com, data, fp->f_flag, (kgdb)=20 #27 0xffffffff8099ec8f in devfs_ioctl_f (fp=3D0xffffffff81be33f8 <cnputs_mt= x>, com=3D128, data=3D0xfffffe004b88b0c0, cred=3D0x80, td=3D0xfffff80022ac9000)= at /usr/src/sys/fs/devfs/devfs_vnops.c:765 765 error =3D vnops.fo_ioctl(fp, com, data, cred, td); (kgdb)=20 #28 0xffffffff80b3f129 in fo_ioctl (fp=3D<optimized out>, com=3D<optimized = out>, active_cred=3D0x80, td=3D<optimized out>, data=3D<optimized out>) at /usr/src/sys/sys/file.h:325 325 return ((*fp->f_ops->fo_ioctl)(fp, com, data, active_cred, td)); (kgdb)=20 #29 kern_ioctl (td=3D0xfffff80022ac9000, fd=3D<optimized out>, com=3D<optim= ized out>, data=3D0xfffffe004b88b0c0 "") at /usr/src/sys/kern/sys_generic.c:838 838 error =3D fo_ioctl(fp, com, data, td->td_ucred, td); (kgdb)=20 #30 0xffffffff80b3edfc in sys_ioctl (td=3D0xfffff80022ac9000, uap=3D0xfffff80022ac93b8) at /usr/src/sys/kern/sys_generic.c:747 747 error =3D kern_ioctl(td, uap->fd, com, data); (kgdb)=20 #31 0xffffffff80f8de2b in syscallenter (td=3D0xfffff80022ac9000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:134 134 error =3D (sa->callp->sy_call)(td, sa->args); (kgdb)=20 #32 amd64_syscall (td=3D0xfffff80022ac9000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:935 935 error =3D syscallenter(td); (kgdb)=20 #33 0xffffffff80f68a0d in fast_syscall_common () at /usr/src/sys/amd64/amd64/exception.S:480 480 call amd64_syscall (kgdb)=20 #34 0x0000000000000003 in ?? () (kgdb)=20 #35 0x00000000c4e01902 in ?? () (kgdb)=20 #36 0x00007fffffffa1e0 in ?? () (kgdb)=20 #37 0x00007fffffffa1e0 in ?? () (kgdb)=20 #38 0x00000000000004e0 in ?? () (kgdb)=20 #39 0x0000000000000000 in ?? () (kgdb)=20 Initial frame selected; you cannot go up. (kgdb) bt #0 __curthread () at ./machine/pcpu.h:230 #1 doadump (textdump=3D0) at /usr/src/sys/kern/kern_shutdown.c:347 #2 0xffffffff8040a96b in db_dump (dummy=3D<optimized out>, dummy2=3D<unava= ilable>, dummy3=3D<unavailable>, dummy4=3D<unavailable>) at /usr/src/sys/ddb/db_command.c:574 #3 0xffffffff8040a739 in db_command (last_cmdp=3D<optimized out>, cmd_table=3D<optimized out>, dopager=3D<optimized out>) at /usr/src/sys/ddb/db_command.c:481 #4 0xffffffff8040a4b4 in db_command_loop () at /usr/src/sys/ddb/db_command.c:534 #5 0xffffffff8040d6df in db_trap (type=3D<optimized out>, code=3D<optimize= d out>) at /usr/src/sys/ddb/db_main.c:250 #6 0xffffffff80b19333 in kdb_trap (type=3D3, code=3D-61456, tf=3D<optimize= d out>) at /usr/src/sys/kern/subr_kdb.c:697 #7 0xffffffff80f8c868 in trap (frame=3D0xfffffe004b88b100) at /usr/src/sys/amd64/amd64/trap.c:547 #8 <signal handler called> #9 kdb_enter (why=3D0xffffffff811fb341 "panic", msg=3D<optimized out>) at /usr/src/sys/kern/subr_kdb.c:479 #10 0xffffffff80ad3e4a in vpanic (fmt=3D<optimized out>, ap=3D0xfffffe004b8= 8b270) at /usr/src/sys/kern/kern_shutdown.c:801 #11 0xffffffff80ad3ed3 in panic (fmt=3D0xffffffff81be33f8 <cnputs_mtx> "-N\034\201\377\377\377\377") at /usr/src/sys/kern/kern_shutdown.c:739 #12 0xffffffff80ab3e4c in _mtx_lock_indefinite_check (m=3D0xffffffff81e07ca0 <smp_ipi_mtx>, ldap=3D<optimized out>) at /usr/src/sys/kern/kern_mutex.c:12= 27 #13 0xffffffff80ab3775 in _mtx_lock_spin_cookie (c=3D0xffffffff81e07cb8 <smp_ipi_mtx+24>, v=3D18446735278198267904, opts=3D<optimized out>, file=3D= <optimized out>, line=3D<optimized out>) at /usr/src/sys/kern/kern_mutex.c:752 #14 0xffffffff80ab3628 in __mtx_lock_spin_flags (c=3D0xffffffff81e07cb8 <smp_ipi_mtx+24>, opts=3D0, file=3D0xffffffff8112f150 "/usr/src/sys/x86/x86/mp_x86.c", line=3D1535) at /usr/src/sys/kern/kern_mutex.c:320 #15 0xffffffff810f8de8 in smp_targeted_tlb_shootdown (mask=3D..., vector=3D= 246, pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, addr1=3D<optimized out>, addr2=3D18446741875586338816) at /usr/src/sys/x86/x86/mp_x86.c:1535 #16 0xffffffff810f9172 in smp_masked_invlpg_range (mask=3D..., addr1=3D<opt= imized out>, addr2=3D18, pmap=3D<optimized out>) at /usr/src/sys/x86/x86/mp_x86.c:= 1594 #17 0xffffffff80f770e1 in pmap_invalidate_range (pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, sva=3D18446741875586334720, eva=3D18446741875586338816= ) at /usr/src/sys/amd64/amd64/pmap.c:1771 #18 0xffffffff80b8664e in vunmapbuf (bp=3D0xfffffe0000e33cc0) at /usr/src/sys/kern/vfs_bio.c:4781 #19 0xffffffff803362eb in cam_periph_unmapmem (ccb=3D<optimized out>, mapinfo=3D0xfffffe004b88b4e0) at /usr/src/sys/cam/cam_periph.c:1046 #20 0xffffffff8036fdd9 in passsendccb (periph=3D0xfffff8000363c900, ccb=3D0xfffff8001c6b2000, inccb=3D0xfffff8001e97d800) at /usr/src/sys/cam/scsi/scsi_pass.c:2255 #21 0xffffffff8036ea77 in passdoioctl (dev=3D<optimized out>, cmd=3D<optimi= zed out>, addr=3D0xfffff8001e97d800 "", flag=3D<optimized out>, td=3D<optimized= out>) at /usr/src/sys/cam/scsi/scsi_pass.c:1847 #22 0xffffffff8036e5c2 in passioctl (dev=3D0xfffff800037d4000, cmd=3D330302= 0802, addr=3D0xfffff8001e97d800 "", flag=3D3, td=3D0xfffff80022ac9000) at /usr/src/sys/cam/scsi/scsi_pass.c:1766 #23 0xffffffff8099e5eb in devfs_ioctl (ap=3D0xfffffe004b88b6b8) at /usr/src/sys/fs/devfs/devfs_vnops.c:807 #24 0xffffffff81102dc9 in VOP_IOCTL_APV (vop=3D<optimized out>, a=3D0xfffffe004b88b6b8) at vnode_if.c:1067 #25 0xffffffff80bb3e74 in VOP_IOCTL (vp=3D<optimized out>, command=3D<optim= ized out>, data=3D<optimized out>, fflag=3D18, cred=3D<optimized out>, td=3D<opt= imized out>) at ./vnode_if.h:448 #26 vn_ioctl (fp=3D0xfffff800224122d0, com=3D<optimized out>, data=3D0xfffff8001e97d800, active_cred=3D0xfffff8001e7fa000, td=3D0x278) at /usr/src/sys/kern/vfs_vnops.c:1507 #27 0xffffffff8099ec8f in devfs_ioctl_f (fp=3D0xffffffff81be33f8 <cnputs_mt= x>, com=3D128, data=3D0xfffffe004b88b0c0, cred=3D0x80, td=3D0xfffff80022ac9000)= at /usr/src/sys/fs/devfs/devfs_vnops.c:765 #28 0xffffffff80b3f129 in fo_ioctl (fp=3D<optimized out>, com=3D<optimized = out>, active_cred=3D0x80, td=3D<optimized out>, data=3D<optimized out>) at /usr/src/sys/sys/file.h:325 #29 kern_ioctl (td=3D0xfffff80022ac9000, fd=3D<optimized out>, com=3D<optim= ized out>, data=3D0xfffffe004b88b0c0 "") at /usr/src/sys/kern/sys_generic.c:838 #30 0xffffffff80b3edfc in sys_ioctl (td=3D0xfffff80022ac9000, uap=3D0xfffff80022ac93b8) at /usr/src/sys/kern/sys_generic.c:747 #31 0xffffffff80f8de2b in syscallenter (td=3D0xfffff80022ac9000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:134 #32 amd64_syscall (td=3D0xfffff80022ac9000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:935 #33 0xffffffff80f68a0d in fast_syscall_common () at /usr/src/sys/amd64/amd64/exception.S:480 #34 0x0000000000000003 in ?? () #35 0x00000000c4e01902 in ?? () #36 0x00007fffffffa1e0 in ?? () #37 0x00007fffffffa1e0 in ?? () #38 0x00000000000004e0 in ?? () #39 0x0000000000000000 in ?? () (kgdb) up #1 doadump (textdump=3D0) at /usr/src/sys/kern/kern_shutdown.c:347 347 dumptid =3D curthread->td_tid; (kgdb)=20 #2 0xffffffff8040a96b in db_dump (dummy=3D<optimized out>, dummy2=3D<unava= ilable>, dummy3=3D<unavailable>, dummy4=3D<unavailable>) at /usr/src/sys/ddb/db_command.c:574 574 error =3D doadump(false); (kgdb)=20 #3 0xffffffff8040a739 in db_command (last_cmdp=3D<optimized out>, cmd_table=3D<optimized out>, dopager=3D<optimized out>) at /usr/src/sys/ddb/db_command.c:481 481 (*cmd->fcn)(addr, have_addr, count, modif); (kgdb)=20 #4 0xffffffff8040a4b4 in db_command_loop () at /usr/src/sys/ddb/db_command.c:534 534 db_command(&db_last_command, &db_cmd_table, /* dopager = */ 1); (kgdb)=20 #5 0xffffffff8040d6df in db_trap (type=3D<optimized out>, code=3D<optimize= d out>) at /usr/src/sys/ddb/db_main.c:250 250 db_command_loop(); (kgdb)=20 #6 0xffffffff80b19333 in kdb_trap (type=3D3, code=3D-61456, tf=3D<optimize= d out>) at /usr/src/sys/kern/subr_kdb.c:697 697 handled =3D be->dbbe_trap(type, code); (kgdb) tid 100432 (kgdb) bt #0 cpustop_handler () at /usr/src/sys/x86/x86/mp_x86.c:1324 #1 0xffffffff810f8934 in ipi_nmi_handler () at /usr/src/sys/x86/x86/mp_x86.c:1280 #2 0xffffffff80f8c589 in trap (frame=3D0xfffffe000358bf30) at /usr/src/sys/amd64/amd64/trap.c:188 #3 <signal handler called> #4 smp_targeted_tlb_shootdown (mask=3D..., vector=3D246, pmap=3D0xffffffff= 81e5d4f0 <kernel_pmap_store>, addr1=3D<optimized out>, addr2=3D<optimized out>) at /usr/src/sys/x86/x86/mp_x86.c:1558 #5 0xffffffff810f9172 in smp_masked_invlpg_range (mask=3D..., addr1=3D<opt= imized out>, addr2=3D18446744071593589760, pmap=3D<optimized out>) at /usr/src/sys/x86/x86/mp_x86.c:1594 #6 0xffffffff80f770e1 in pmap_invalidate_range (pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, sva=3D18446741875731156992, eva=3D18446741875731161088= ) at /usr/src/sys/amd64/amd64/pmap.c:1771 #7 0xffffffff80f7ae57 in pmap_remove_ptes (pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, sva=3D18446741875731161088, eva=3D18446741875731173376, pde=3D0xfffff80003006f90, free=3D0xfffffe004b8816c0, lockp=3D0xfffffe004b88= 16d8) at /usr/src/sys/amd64/amd64/pmap.c:4086 #8 0xffffffff80f79334 in pmap_remove (pmap=3D0xffffffff81e5d4f0 <kernel_pmap_store>, sva=3D18446741875731156992, eva=3D18446741875731173376= ) at /usr/src/sys/amd64/amd64/pmap.c:4222 #9 0xffffffff80dfaca1 in vm_map_delete (map=3D0xfffff800035e0828, start=3D<optimized out>, end=3D18446741875731173376) at /usr/src/sys/vm/vm_map.c:3161 #10 0xffffffff80dfe101 in vm_map_remove (map=3D0xfffff800035e0828, start=3D18446741875731156992, end=3D18446741875731173376) at /usr/src/sys/vm/vm_map.c:3188 #11 0xffffffff80b4376f in pipe_free_kmem (cpipe=3D<optimized out>) at /usr/src/sys/kern/sys_pipe.c:1638 #12 pipeclose (cpipe=3D0xfffff80022cc68e8) at /usr/src/sys/kern/sys_pipe.c:= 1703 #13 0xffffffff80b4321a in pipe_dtor (dpipe=3D<optimized out>) at /usr/src/sys/kern/sys_pipe.c:390 #14 pipe_close (fp=3D0xfffff80184b742d0, td=3D<optimized out>) at /usr/src/sys/kern/sys_pipe.c:1575 #15 0xffffffff80a80585 in fo_close (fp=3D<optimized out>, td=3D<optimized o= ut>) at /usr/src/sys/sys/file.h:348 #16 _fdrop (fp=3D<optimized out>, td=3D<optimized out>) at /usr/src/sys/kern/kern_descrip.c:2893 #17 closef (fp=3D0xfffff80184b742d0, td=3D0xfffff80022aca000) at /usr/src/sys/kern/kern_descrip.c:2474 #18 0xffffffff80a7d800 in closefp (fdp=3D0xfffff80022a7f450, fd=3D3, fp=3D0xfffff80184b742d0, td=3D0xfffff80022aca000, holdleaders=3D0) at /usr/src/sys/kern/kern_descrip.c:1195 #19 0xffffffff80f8de2b in syscallenter (td=3D0xfffff80022aca000) at /usr/src/sys/amd64/amd64/../../kern/subr_syscall.c:134 #20 amd64_syscall (td=3D0xfffff80022aca000, traced=3D0) at /usr/src/sys/amd64/amd64/trap.c:935 #21 0xffffffff80f68a0d in fast_syscall_common () at /usr/src/sys/amd64/amd64/exception.S:480 #22 0x0000000000000003 in ?? () #23 0x00007fffffffe840 in ?? () #24 0x0000000000000080 in ?? () #25 0x0000000000000000 in ?? () (kgdb) --=20 You are receiving this mail because: You are the assignee for the bug.=
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