panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/netinet/in_pcb.c:1267 cpuid = 0 time = 1579730164 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024546750 vpanic() at vpanic+0x1ce/frame 0xfffffe00245467c0 panic() at panic+0x43/frame 0xfffffe0024546820 in_pcbconnect_setup() at in_pcbconnect_setup+0x5b5/frame 0xfffffe00245468e0 in_pcbconnect_mbuf() at in_pcbconnect_mbuf+0x9f/frame 0xfffffe0024546940 udp6_connect() at udp6_connect+0x388/frame 0xfffffe00245469b0 soconnectat() at soconnectat+0x183/frame 0xfffffe0024546a10 kern_connectat() at kern_connectat+0x1ec/frame 0xfffffe0024546a70 sys_connect() at sys_connect+0xd9/frame 0xfffffe0024546ab0 ia32_syscall() at ia32_syscall+0x48c/frame 0xfffffe0024546bf0 int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x8142071 KDB: enter: panic [ thread pid 905 tid 100230 ] Stopped at kdb_enter+0x67: movq $0,0x1466de6(%rip) db> db> set $lines = 0 db> set $maxwidth = 0 db> show registers cs 0x20 ds 0x3b ll+0x1a es 0x3b ll+0x1a fs 0x13 gs 0x1b ss 0 rax 0x12 rcx 0xfffffe0027400000 rdx 0x3ffff rbx 0 rsp 0xfffffe0024546730 rbp 0xfffffe0024546750 rsi 0x40001 rdi 0xffffffff810ba276 vprintf+0x176 r8 0 r9 0xffffffff r10 0x20000e0 r11 0xfffff8003adbdbd0 r12 0xffffffff82068d90 ddb_dbbe r13 0 r14 0xffffffff819363ab r15 0xffffffff819363ab rip 0xffffffff810af337 kdb_enter+0x67 rflags 0x200086 kernphys+0x86 kdb_enter+0x67: movq $0,0x1466de6(%rip) db> show proc Process 905 (syz-executor.3) at 0xfffff80003da5530: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 784 at 0xfffff80003ec1000 ABI: FreeBSD ELF32 arguments: /root/syz-executor.3 reaper: 0xfffff800032fa530 reapsubtree: 1 sigparent: 20 vmspace: 0xfffff8003ad44000 (map 0xfffff8003ad44000) (map.pmap 0xfffff8003ad440c0) (pmap 0xfffff8003ad44120) threads: 2 100079 RunQ syz-executor.3 100230 Run CPU 0 syz-executor.3 db> ps pid ppid pgrp uid state wmesg wchan cmd 905 784 784 0 R (threaded) syz-executor.3 100079 RunQ syz-executor.3 100230 Run CPU 0 syz-executor.3 904 768 768 0 R (threaded) syz-executor.0 100121 Run CPU 1 syz-executor.0 100231 RunQ syz-executor.0 902 769 769 0 R (threaded) syz-executor.1 100117 RunQ syz-executor.1 100225 D biowr 0xfffffe0003f2ca00 syz-executor.1 100227 S uwait 0xfffff80003a4ad00 syz-executor.1 900 772 772 0 R (threaded) syz-executor.2 100108 RunQ syz-executor.2 100217 S sbwait 0xfffff80003e851d4 syz-executor.2 100219 S uwait 0xfffff80003e05280 syz-executor.2 863 1 863 0 Ss select 0xfffff8003ad36440 rtsol 862 1 862 0 Ss select 0xfffff80003cdd4c0 rtsol 861 1 861 0 Ss select 0xfffff80003cdd540 rtsol 858 783 422 0 S kqread 0xfffff80003b33d00 rtsol 784 766 784 0 Ss nanslp 0xffffffff824fed20 syz-executor.3 783 773 422 0 S wait 0xfffff80003ec1530 sh 773 422 422 0 S wait 0xfffff80003545000 sh 772 766 772 0 Ss nanslp 0xffffffff824fed20 syz-executor.2 769 766 769 0 Rs syz-executor.1 768 766 768 0 Rs syz-executor.0 766 764 764 0 S (threaded) syz-fuzzer 100098 S uwait 0xfffff80003a48080 syz-fuzzer 100099 S uwait 0xfffff80003e06580 syz-fuzzer 100100 S uwait 0xfffff80003e06680 syz-fuzzer 100101 S uwait 0xfffff80003e06780 syz-fuzzer 100102 S uwait 0xfffff80003e06c00 syz-fuzzer 100103 S uwait 0xfffff80003e07300 syz-fuzzer 100104 S uwait 0xfffff80003e06880 syz-fuzzer 100105 S uwait 0xfffff80003a47a80 syz-fuzzer 100107 S kqread 0xfffff80003b34000 syz-fuzzer 100110 S uwait 0xfffff80003e06980 syz-fuzzer 764 762 764 0 Ss pause 0xfffff8003a68c5d8 csh 762 680 762 0 Ss select 0xfffff8003a252940 sshd 746 1 746 0 Ss+ ttyin 0xfffff800033f7cb0 getty 745 1 745 0 Ss+ ttyin 0xfffff800033f8cb0 getty 744 1 744 0 Ss+ ttyin 0xfffff80003aba0b0 getty 743 1 743 0 Ss+ ttyin 0xfffff80003aba4b0 getty 742 1 742 0 Ss+ ttyin 0xfffff80003aba8b0 getty 741 1 741 0 Ss+ ttyin 0xfffff80003abacb0 getty 740 1 740 0 Ss+ ttyin 0xfffff80003abb0b0 getty 739 1 739 0 Ss+ ttyin 0xfffff80003abb4b0 getty 738 1 738 0 Ss+ ttyin 0xfffff80003abb8b0 getty 736 1 22 0 S+ piperd 0xfffff80003d8c8e8 logger 735 734 22 0 S+ nanslp 0xffffffff824fed21 sleep 734 1 22 0 S+ wait 0xfffff80003544530 sh 684 1 684 0 Ss nanslp 0xffffffff824fed20 cron 680 1 680 0 Ss select 0xfffff8003a2529c0 sshd 493 1 493 0 Ss select 0xfffff80003cde2c0 syslogd 422 1 422 0 Ss wait 0xfffff80003de5530 devd 421 1 421 65 Ss select 0xfffff80003cde0c0 dhclient 336 1 336 0 Ss select 0xfffff8003a2531c0 dhclient 333 1 333 0 Ss select 0xfffff8003a253340 dhclient 21 0 0 0 DL syncer 0xffffffff825d5198 [syncer] 20 0 0 0 DL vlruwt 0xfffff80003b01000 [vnlru] 19 0 0 0 DL (threaded) [bufdaemon] 100065 D qsleep 0xffffffff825d4698 [bufdaemon] 100070 D - 0xffffffff8200a980 [bufspacedaemon-0] 100081 D sdflush 0xfffff80003d016e8 [/ worker] 18 0 0 0 DL psleep 0xffffffff825f0108 [vmdaemon] 17 0 0 0 DL (threaded) [pagedaemon] 100063 D psleep 0xffffffff8261d058 [dom0] 100068 D launds 0xffffffff8261d064 [laundry: dom0] 100069 D umarcl 0xffffffff8153d4b0 [uma] 16 0 0 0 DL - 0xffffffff823595b0 [rand_harvestq] 15 0 0 0 DL waiting 0xffffffff82662620 [sctp_iterator] 9 0 0 0 DL - 0xffffffff825d409c [soaiod4] 8 0 0 0 DL - 0xffffffff825d409c [soaiod3] 7 0 0 0 DL - 0xffffffff825d409c [soaiod2] 6 0 0 0 DL - 0xffffffff825d409c [soaiod1] 5 0 0 0 DL (threaded) [cam] 100031 D - 0xffffffff822349c0 [doneq0] 100062 D - 0xffffffff82234888 [scanner] 4 0 0 0 DL crypto_ 0xfffff800031f8e90 [crypto returns 1] 3 0 0 0 DL crypto_ 0xfffff800031f8e30 [crypto returns 0] 2 0 0 0 DL crypto_ 0xffffffff825ea178 [crypto] 14 0 0 0 DL seqstat 0xfffff80003362888 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100022 D - 0xffffffff8261b688 [g_event] 100023 D - 0xffffffff8261b698 [g_up] 100024 D - 0xffffffff8261b690 [g_down] 12 0 0 0 WL (threaded) [intr] 100006 I [swi5: fast taskq] 100010 I [swi6: task queue] 100011 I [swi6: Giant taskq] 100017 I [swi3: vm] 100018 I [swi4: clock (0)] 100019 I [swi4: clock (1)] 100020 I [swi1: netisr 0] 100032 I [irq24: virtio_pci0] 100033 I [irq25: virtio_pci0] 100034 I [irq26: virtio_pci0] 100035 I [irq27: virtio_pci0] 100036 I [irq28: virtio_pci1] 100037 I [irq29: virtio_pci1] 100038 I [irq30: virtio_pci1] 100039 I [irq31: virtio_pci1] 100040 I [irq32: virtio_pci1] 100045 I [irq10: virtio_pci2] 100047 I [irq1: atkbd0] 100048 I [irq12: psm0] 100049 I [swi0: uart uart++] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 CanRun [idle: cpu1] 1 0 1 0 SLs wait 0xfffff800032fa530 [init] 10 0 0 0 DL audit_w 0xffffffff826632b0 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff82609c78 [swapper] 100005 D - 0xfffff8000333d000 [thread taskq] 100007 D - 0xfffff8000333cd00 [kqueue_ctx taskq] 100008 D - 0xfffff8000333cc00 [config_0] 100009 D - 0xfffff8000333cb00 [aiod_kick taskq] 100012 D - 0xfffff8000333c800 [if_config_tqg_0] 100013 D - 0xfffff8000333c700 [if_io_tqg_0] 100014 D - 0xfffff8000333c600 [if_io_tqg_1] 100015 D - 0xfffff8000333c500 [softirq_0] 100016 D - 0xfffff8000333c400 [softirq_1] 100021 D - 0xfffff8000333c300 [firmware taskq] 100026 D - 0xfffff8000333c200 [crypto_0] 100027 D - 0xfffff8000333c200 [crypto_1] 100041 D - 0xfffff8000333c000 [vtnet0 rxq 0] 100042 D - 0xfffff8000333be00 [vtnet0 txq 0] 100043 D - 0xfffff8000333bd00 [vtnet0 rxq 1] 100044 D - 0xfffff8000333bc00 [vtnet0 txq 1] 100046 D vtbslp 0xfffff800034d4400 [virtio_balloon] 100050 D - 0xfffff8000333bb00 [mca taskq] 100055 D - 0xffffffff81cd9e01 [deadlkres] 100057 D - 0xfffff80003b34100 [acpi_task_0] 100058 D - 0xfffff80003b34100 [acpi_task_1] 100059 D - 0xfffff80003b34100 [acpi_task_2] 100061 D - 0xfffff8000333c100 [CAM taskq] db> show all locks Process 905 (syz-executor.3) thread 0xfffff8003adbd6e0 (100230) exclusive sleep mutex pcbinfohash (pcbinfohash) r = 0 (0xfffffe0004959ad8) locked @ /syzkaller/managers/i386/kernel/sys/netinet6/udp6_usrreq.c:1218 exclusive rw udpinp (udpinp) r = 0 (0xfffff80003eaa5d8) locked @ /syzkaller/managers/i386/kernel/sys/netinet6/udp6_usrreq.c:1194 Process 902 (syz-executor.1) thread 0xfffff8003acfd000 (100225) exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003f2ba40) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:1665 exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003f2ca80) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:3889 exclusive lockmgr ufs (ufs) r = 0 (0xfffff8003a59edc0) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_vnops.c:877 db> show malloc Type InUse MemUse Requests devbuf 4213 4851K 4238 vtbuf 24 1968K 46 sysctloid 26527 1553K 26591 kobj 331 1324K 487 newblk 557 1163K 644 vfscache 4 1025K 4 inodedep 69 546K 140 pcb 26 537K 98 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 388K 4 subproc 131 269K 979 acpica 1674 185K 49750 vnet_data 1 168K 1 filedesc 21 149K 153 pagedep 26 135K 72 tfo_ccache 1 128K 1 sem 4 106K 4 DEVFS1 105 105K 122 linker 221 89K 252 bus 990 79K 3330 mtx_pool 2 72K 2 syncache 1 68K 1 acpitask 1 64K 1 ddb_capture 1 64K 1 module 493 62K 493 umtx 280 35K 280 indirdep 12 35K 16 kdtrace 181 35K 1979 gtaskqueue 22 34K 22 hostcache 1 32K 1 shm 1 32K 1 DEVFS3 124 31K 134 msg 4 30K 4 DEVFS_RULE 56 27K 56 ifaddr 70 23K 72 kbdmux 6 22K 6 vmem 3 19K 4 BPF 14 19K 14 lltable 47 18K 48 temp 34 17K 1819 ufs_mount 3 17K 4 proc 3 17K 3 tty 16 16K 16 tidhash 1 16K 1 ithread 89 15K 89 ether_multi 172 14K 177 bus-sc 30 14K 1394 KTRACE 100 13K 100 ifnet 7 13K 7 kenv 95 12K 99 eventhandler 123 11K 123 in6_multi 89 11K 89 pfs_nodes 20 10K 20 GEOM 60 10K 487 rman 82 10K 423 bmsafemap 4 9K 109 kqueue 62 9K 912 devstat 4 9K 4 UART 12 9K 12 rpc 2 8K 2 shmfd 1 8K 1 pfs_vncache 1 8K 1 routetbl 57 8K 61 audit_evclass 231 8K 289 cred 28 7K 196 diradd 49 7K 108 CAM DEV 3 6K 508 vt 11 6K 11 plimit 21 6K 333 sglist 5 6K 5 CAM queue 5 6K 1522 ufs_dirhash 24 5K 24 taskqueue 42 5K 42 DEVFSP 70 5K 74 memdesc 1 4K 1 MCA 32 4K 32 evdev 4 4K 4 kcovinfo 64 4K 68 UMA 234 4K 234 select 30 4K 30 session 27 4K 36 pgrp 27 4K 36 hhook 13 4K 13 acpisem 22 3K 22 terminal 11 3K 11 proc-args 49 3K 536 mkdir 20 3K 124 uidinfo 4 3K 4 dirrem 17 3K 76 sctp_ifa 17 3K 17 CAM CCB 1 2K 1852 local_apic 1 2K 1 io_apic 1 2K 1 ipsec-saq 2 2K 2 ip6ndp 12 2K 20 CAM XPT 22 2K 541 Unitno 27 2K 45 lockf 15 2K 22 in_multi 6 2K 7 acpidev 20 2K 20 crypto 2 2K 2 msi 9 2K 9 tun 7 2K 7 newdirblk 16 1K 62 ipsecpolicy 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 clone 8 1K 8 vnodemarker 2 1K 8 NFSD session 1 1K 1 CAM periph 4 1K 270 mld 6 1K 6 sctp_ifn 6 1K 6 igmp 6 1K 6 toponodes 6 1K 6 isadev 6 1K 6 mount 16 1K 86 pci_link 10 1K 10 CAM SIM 2 1K 2 softdep 1 1K 1 pfil 4 1K 4 chacha20random 1 1K 1 epoch 4 1K 4 cdev 2 1K 2 encap_export_host 8 1K 8 inpcbpolicy 12 1K 200 osd 3 1K 9 vnodes 1 1K 6 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 feeder 7 1K 7 loginclass 3 1K 3 soname 5 1K 5720 CAM path 4 1K 1030 apmdev 1 1K 1 atkbddev 2 1K 2 iov 2 1K 13415 pmchooks 1 1K 1 prison 4 1K 4 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 filecaps 4 1K 78 nexusdev 5 1K 5 entropy 2 1K 37 tcpfunc 1 1K 1 sctp_vrf 1 1K 1 vnet 1 1K 1 acpiintr 1 1K 1 pmc 1 1K 1 cpus 2 1K 2 freework 1 1K 69 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 p1003.1b 1 1K 1 madt_table 0 0K 2 PUC 0 0K 0 ppbusdev 0 0K 0 agtiapi_MemAlloc malloc 0 0K 0 osti_cacheable 0 0K 0 tempbuff 0 0K 0 tempbuff 0 0K 0 pvscsi 0 0K 0 smartpqi 0 0K 0 ag_tgt_map_t malloc 0 0K 0 ag_slr_map_t malloc 0 0K 0 lDevFlags * malloc 0 0K 0 tiDeviceHandle_t * malloc 0 0K 0 ag_portal_data_t malloc 0 0K 0 ag_device_t malloc 0 0K 0 STLock malloc 0 0K 0 CCB List 0 0K 0 iavf 0 0K 0 ixl 0 0K 0 sr_iov 0 0K 0 OCS 0 0K 0 OCS 0 0K 0 nvme 0 0K 0 nvd 0 0K 0 netmap 0 0K 0 mwldev 0 0K 0 MVS driver 0 0K 0 fpukern_ctx 0 0K 0 xen_intr 0 0K 0 CAM ccb queue 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 qpidrv 0 0K 0 mrsasbuf 0 0K 0 mpt_user 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 dmar_dmamap 0 0K 0 mps_user 0 0K 0 MPSSAS 0 0K 0 isci 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 vm_fictitious 0 0K 0 mps 0 0K 0 mpr_user 0 0K 0 MPRSAS 0 0K 0 UMAHash 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 13 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 2 jsegdep 0 0K 0 jseg 0 0K 0 jfreefrag 0 0K 0 jfreeblk 0 0K 0 jnewblk 0 0K 0 jmvref 0 0K 0 jremref 0 0K 0 jaddref 0 0K 0 freedep 0 0K 0 freefile 0 0K 57 freeblks 0 0K 68 freefrag 0 0K 5 allocindir 0 0K 0 allocdirect 0 0K 0 ufs_trim 0 0K 0 mactemp 0 0K 0 audit_trigger 0 0K 0 audit_pipe_presel 0 0K 0 audit_pipeent 0 0K 0 audit_pipe 0 0K 0 audit_evname 0 0K 0 audit_bsm 0 0K 0 audit_gidset 0 0K 0 audit_text 0 0K 0 audit_path 0 0K 0 audit_data 0 0K 0 audit_cred 0 0K 0 xform 0 0K 0 NLM 0 0K 0 nfsclient_nlminfo 0 0K 0 nfsclient_lock 0 0K 0 NFS FHA 0 0K 0 ipsec-spdcache 0 0K 0 ipsec-reg 0 0K 0 ipsec-misc 0 0K 0 ipsecrequest 0 0K 0 ip6opt 0 0K 4 ip6_msource 0 0K 0 ip6_moptions 0 0K 0 in6_mfilter 0 0K 0 frag6 0 0K 0 tcplog 0 0K 0 LRO 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 0 sctp_iter 0 0K 6 sctp_mvrf 0 0K 0 sctp_timw 0 0K 0 sctp_cpal 0 0K 0 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_athm 0 0K 0 sctp_atky 0 0K 0 sctp_atcl 0 0K 0 sctp_a_it 0 0K 6 sctp_aadr 0 0K 0 sctp_stro 0 0K 0 sctp_stri 0 0K 0 sctp_map 0 0K 0 newreno data 0 0K 0 ip_msource 0 0K 0 ip_moptions 0 0K 0 in_mfilter 0 0K 0 ipid 0 0K 0 80211scan 0 0K 0 80211ratectl 0 0K 0 80211power 0 0K 0 80211nodeie 0 0K 0 80211node 0 0K 0 80211mesh_gt 0 0K 0 80211mesh_rt 0 0K 0 80211perr 0 0K 0 80211prep 0 0K 0 80211preq 0 0K 0 80211dfs 0 0K 0 80211crypto 0 0K 0 80211vap 0 0K 0 iflib 0 0K 0 vlan 0 0K 0 gif 0 0K 0 ifdescr 0 0K 0 zlib 0 0K 0 fadvise 0 0K 0 mpr 0 0K 0 statfs 0 0K 236 export_host 0 0K 0 cl_savebuf 0 0K 2 biobuf 0 0K 0 aios 0 0K 0 lio 0 0K 0 acl 0 0K 0 mfibuf 0 0K 0 mbuf_tag 0 0K 110 accf 0 0K 0 pts 0 0K 0 ioctlops 0 0K 98 Witness 0 0K 0 stack 0 0K 0 md_sectors 0 0K 0 sbuf 0 0K 288 md_disk 0 0K 0 compressor 0 0K 0 malodev 0 0K 0 SWAP 0 0K 0 LED 0 0K 0 sysctltmp 0 0K 565 sysctl 0 0K 1 ekcd 0 0K 0 dumper 0 0K 0 rctl 0 0K 0 ix_sriov 0 0K 0 aacraidcam 0 0K 0 ix 0 0K 0 ipsbuf 0 0K 0 iirbuf 0 0K 0 cache 0 0K 0 aacraid_buf 0 0K 0 prison_racct 0 0K 0 Fail Points 0 0K 0 sigio 0 0K 1 filedesc_to_leader 0 0K 0 tty console 0 0K 0 aaccam 0 0K 0 aacbuf 0 0K 0 zstd 0 0K 0 nvlist 0 0K 0 SCSI ENC 0 0K 0 SCSI sa 0 0K 0 isofs_node 0 0K 0 isofs_mount 0 0K 0 tr_raid5_data 0 0K 0 tr_raid1e_data 0 0K 0 tr_raid1_data 0 0K 0 tr_raid0_data 0 0K 0 tr_concat_data 0 0K 0 md_sii_data 0 0K 0 md_promise_data 0 0K 0 md_nvidia_data 0 0K 0 md_jmicron_data 0 0K 0 md_intel_data 0 0K 0 md_ddf_data 0 0K 0 raid_data 0 0K 72 geom_flashmap 0 0K 0 newnfsmnt 0 0K 0 newnfsclient_req 0 0K 0 NFSCL layrecall 0 0K 0 NFSCL session 0 0K 0 NFSCL sockreq 0 0K 0 NFSCL devinfo 0 0K 0 NFSCL flayout 0 0K 0 NFSCL layout 0 0K 0 NFSD rollback 0 0K 0 NFSCL diroffdiroff 0 0K 0 NEWdirectio 0 0K 0 NEWNFSnode 0 0K 0 NFSCL lck 0 0K 0 NFSCL lckown 0 0K 0 NFSCL client 0 0K 0 NFSCL deleg 0 0K 0 NFSCL open 0 0K 0 NFSCL owner 0 0K 0 NFS fh 0 0K 0 NFS req 0 0K 0 NFSD usrgroup 0 0K 0 NFSD string 0 0K 0 NFSD V4lock 0 0K 0 NFSD V4state 0 0K 0 NFSD srvcache 0 0K 0 msdosfs_fat 0 0K 0 msdosfs_mount 0 0K 0 msdosfs_node 0 0K 0 DEVFS4 0 0K 0 DEVFS2 0 0K 0 gntdev 0 0K 0 privcmd_dev 0 0K 0 evtchn_dev 0 0K 0 xenstore 0 0K 0 scsi_pass 0 0K 0 ciss_data 0 0K 0 xnb 0 0K 0 xbbd 0 0K 0 xbd 0 0K 0 Balloon 0 0K 0 sysmouse 0 0K 0 vtfont 0 0K 0 ath_hal 0 0K 0 athdev 0 0K 0 ata_pci 0 0K 0 ata_dma 0 0K 0 ata_generic 0 0K 0 amr 0 0K 0 scsi_da 0 0K 69 ata_da 0 0K 0 scsi_ch 0 0K 0 scsi_cd 0 0K 0 USBdev 0 0K 0 USB 0 0K 0 AHCI driver 0 0K 0 agp 0 0K 0 nvme_da 0 0K 0 acpipwr 0 0K 0 twsbuf 0 0K 0 twe_commands 0 0K 0 twa_commands 0 0K 0 tcp_log_dev 0 0K 0 midi buffers 0 0K 0 mixer 0 0K 0 ac97 0 0K 0 hdacc 0 0K 0 hdac 0 0K 0 hdaa 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 SIIS driver 0 0K 0 db> show ktr No such command; use "help" to list available commands