panic: Assertion in_epoch(net_epoch_preempt) failed at /syzkaller/managers/i386/kernel/sys/netinet6/ip6_output.c:448 cpuid = 1 time = 328 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe0024cd0fa0 vpanic() at vpanic+0x1ce/frame 0xfffffe0024cd1010 panic() at panic+0x43/frame 0xfffffe0024cd1070 ip6_output() at ip6_output+0x379e/frame 0xfffffe0024cd1340 sctp_lowlevel_chunk_output() at sctp_lowlevel_chunk_output+0x18ea/frame 0xfffffe0024cd1490 sctp_send_initiate() at sctp_send_initiate+0xa53/frame 0xfffffe0024cd1590 sctp_lower_sosend() at sctp_lower_sosend+0x3f73/frame 0xfffffe0024cd17a0 sctp_sosend() at sctp_sosend+0x4fe/frame 0xfffffe0024cd18d0 sosend() at sosend+0xc6/frame 0xfffffe0024cd1940 kern_sendit() at kern_sendit+0x33d/frame 0xfffffe0024cd19f0 sendit() at sendit+0x224/frame 0xfffffe0024cd1a50 sys_sendto() at sys_sendto+0x5c/frame 0xfffffe0024cd1ab0 ia32_syscall() at ia32_syscall+0x2e4/frame 0xfffffe0024cd1bf0 int0x80_syscall_common() at int0x80_syscall_common+0x9c/frame 0x814300e KDB: enter: panic [ thread pid 4483 tid 100767 ] Stopped at kdb_enter+0x67: movq $0,0x1463a36(%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 0xfffffe002a400000 rdx 0x3ffff rbx 0 rsp 0xfffffe0024cd0f80 rbp 0xfffffe0024cd0fa0 rsi 0x40001 rdi 0xffffffff810be5f6 vprintf+0x176 r8 0 r9 0xffffffff r10 0x9c3d ll+0x9c1c r11 0xfffffe0024b2ad10 r12 0xffffffff82068f60 ddb_dbbe r13 0 r14 0xffffffff8193f677 r15 0xffffffff8193f677 rip 0xffffffff810b3687 kdb_enter+0x67 rflags 0x200082 kernphys+0x82 kdb_enter+0x67: movq $0,0x1463a36(%rip) db> show proc Process 4483 (syz-executor.3) at 0xfffff80012f61530: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 778 at 0xfffff80012c71000 ABI: FreeBSD ELF32 arguments: /root/syz-executor.3 reaper: 0xfffff800032f1000 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe00249363d0 (map 0xfffffe00249363d0) (map.pmap 0xfffffe0024936490) (pmap 0xfffffe00249364f0) threads: 3 100314 RunQ syz-executor.3 100764 S sbwait 0xfffffe0003d9d1d4 syz-executor.3 100767 Run CPU 1 syz-executor.3 db> ps pid ppid pgrp uid state wmesg wchan cmd 4486 771 771 0 R (threaded) syz-executor.2 101167 RunQ syz-executor.2 100765 S connec 0xfffffe0003d93478 syz-executor.2 4483 778 778 0 R (threaded) syz-executor.3 100314 RunQ syz-executor.3 100764 S sbwait 0xfffffe0003d9d1d4 syz-executor.3 100767 Run CPU 1 syz-executor.3 4479 769 769 0 S (threaded) syz-executor.1 100118 S nanslp 0xffffffff824ffcc1 syz-executor.1 100748 S connec 0xfffffe0003d98298 syz-executor.1 100749 S uwait 0xfffff80012cc7b00 syz-executor.1 1648 1642 1648 0 Ss select 0xfffff80012d18e40 dhclient 1645 1 1645 0 Ss select 0xfffff80012d18ac0 dhclient 1642 1635 422 65 S select 0xfffff80012d18940 dhclient 1635 422 422 0 S wait 0xfffff80012bc2530 sh 1626 1 1626 65 Ss select 0xfffff80012d18d40 dhclient 973 1 973 0 Ss select 0xfffff800120e10c0 dhclient 970 1 970 0 Ss select 0xfffff80003bdf240 dhclient 778 766 778 0 Rs syz-executor.3 771 766 771 0 Ss nanslp 0xffffffff824ffcc1 syz-executor.2 769 766 769 0 Rs syz-executor.1 768 766 768 0 Rs syz-executor.0 766 764 764 0 R (threaded) syz-fuzzer 100097 S uwait 0xfffff80003bde080 syz-fuzzer 100098 RunQ syz-fuzzer 100099 S uwait 0xfffff80003bde380 syz-fuzzer 100100 Run CPU 0 syz-fuzzer 100101 S kqread 0xfffff800031ea100 syz-fuzzer 100102 S uwait 0xfffff80003bde580 syz-fuzzer 100103 S uwait 0xfffff80003bdd700 syz-fuzzer 100104 S uwait 0xfffff80003c1ab00 syz-fuzzer 100105 S uwait 0xfffff80003c1ac00 syz-fuzzer 100107 S uwait 0xfffff800120e0300 syz-fuzzer 764 762 764 0 Ss pause 0xfffff80003c7fb08 csh 762 680 762 0 Ss select 0xfffff800120e00c0 sshd 746 1 746 0 Ss+ ttyin 0xfffff800033dc8b0 getty 745 1 745 0 Ss+ ttyin 0xfffff80003b3c4b0 getty 744 1 744 0 Ss+ ttyin 0xfffff80003b3c8b0 getty 743 1 743 0 Ss+ ttyin 0xfffff800033d98b0 getty 742 1 742 0 Ss+ ttyin 0xfffff80003b3ccb0 getty 741 1 741 0 Ss+ ttyin 0xfffff80003b3b0b0 getty 740 1 740 0 Ss+ ttyin 0xfffff80003b3b4b0 getty 739 1 739 0 Ss+ ttyin 0xfffff80003b3b8b0 getty 738 1 738 0 Ss+ ttyin 0xfffff80003b3bcb0 getty 684 1 684 0 Ss nanslp 0xffffffff824ffcc0 cron 680 1 680 0 Ss select 0xfffff800120e06c0 sshd 493 1 493 0 Ss select 0xfffff800120e08c0 syslogd 422 1 422 0 Ss wait 0xfffff80003c8ca60 devd 421 1 421 65 Ss select 0xfffff800120e0640 dhclient 336 1 336 0 Ss select 0xfffff80003bde2c0 dhclient 333 1 333 0 Ss select 0xfffff80003bde240 dhclient 21 0 0 0 DL syncer 0xffffffff825d6158 [syncer] 20 0 0 0 DL vlruwt 0xfffff80003b0d000 [vnlru] 19 0 0 0 DL (threaded) [bufdaemon] 100065 D qsleep 0xffffffff825d5658 [bufdaemon] 100070 D - 0xffffffff8200a980 [bufspacedaemon-0] 100081 D sdflush 0xfffff8000351f8e8 [/ worker] 18 0 0 0 DL psleep 0xffffffff825f10c8 [vmdaemon] 17 0 0 0 DL (threaded) [pagedaemon] 100063 D psleep 0xffffffff8261cfd8 [dom0] 100068 D launds 0xffffffff8261cfe4 [laundry: dom0] 100069 D umarcl 0xffffffff81542a40 [uma] 16 0 0 0 DL - 0xffffffff8235a530 [rand_harvestq] 15 0 0 0 DL waiting 0xffffffff826625a0 [sctp_iterator] 9 0 0 0 DL - 0xffffffff825d505c [soaiod4] 8 0 0 0 DL - 0xffffffff825d505c [soaiod3] 7 0 0 0 DL - 0xffffffff825d505c [soaiod2] 6 0 0 0 DL - 0xffffffff825d505c [soaiod1] 5 0 0 0 DL (threaded) [cam] 100031 D - 0xffffffff82235940 [doneq0] 100062 D - 0xffffffff82235808 [scanner] 4 0 0 0 DL crypto_ 0xfffff800031f5990 [crypto returns 1] 3 0 0 0 DL crypto_ 0xfffff800031f5930 [crypto returns 0] 2 0 0 0 DL crypto_ 0xffffffff825eb138 [crypto] 14 0 0 0 DL seqstat 0xfffff80003345488 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100022 D - 0xffffffff8261b608 [g_event] 100023 D - 0xffffffff8261b618 [g_up] 100024 D - 0xffffffff8261b610 [g_down] 12 0 0 0 WL (threaded) [intr] 100005 I [swi5: fast taskq] 100009 I [swi6: task queue] 100010 I [swi6: Giant taskq] 100017 I [swi3: vm] 100018 I [swi1: netisr 0] 100019 I [swi4: clock (0)] 100020 I [swi4: clock (1)] 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 0xfffff800032f1000 [init] 10 0 0 0 DL audit_w 0xffffffff82663230 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8260ac48 [swapper] 100006 D - 0xfffff800031f6600 [config_0] 100007 D - 0xfffff800031ebd00 [kqueue_ctx taskq] 100008 D - 0xfffff800031ebc00 [aiod_kick taskq] 100011 D - 0xfffff800031eb900 [thread taskq] 100012 D - 0xfffff800031f6300 [softirq_0] 100013 D - 0xfffff800031f6200 [softirq_1] 100014 D - 0xfffff800031f6100 [if_io_tqg_0] 100015 D - 0xfffff800031f6000 [if_io_tqg_1] 100016 D - 0xfffff800031f5e00 [if_config_tqg_0] 100021 D - 0xfffff800031eb800 [firmware taskq] 100026 D - 0xfffff800031eb600 [crypto_0] 100027 D - 0xfffff800031eb600 [crypto_1] 100041 D - 0xfffff800031eb200 [vtnet0 rxq 0] 100042 D - 0xfffff800031eb100 [vtnet0 txq 0] 100043 D - 0xfffff800031eb000 [vtnet0 rxq 1] 100044 D - 0xfffff800031eae00 [vtnet0 txq 1] 100046 D vtbslp 0xfffff800034eb580 [virtio_balloon] 100050 D - 0xfffff800031eac00 [mca taskq] 100054 D - 0xffffffff81ce3670 [deadlkres] 100057 D - 0xfffff80003b38300 [acpi_task_0] 100058 D - 0xfffff80003b38300 [acpi_task_1] 100059 D - 0xfffff80003b38300 [acpi_task_2] 100061 D - 0xfffff800031eb400 [CAM taskq] db> show all locks Process 4483 (syz-executor.3) thread 0xfffffe0024b59700 (100764) exclusive sx so_rcv_sx (so_rcv_sx) r = 0 (0xfffffe0003d9d178) locked @ /syzkaller/managers/i386/kernel/sys/kern/uipc_sockbuf.c:393 Process 4483 (syz-executor.3) thread 0xfffffe0024b2a800 (100767) exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0024a20c70) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_output.c:13643 db> show malloc Type InUse MemUse Requests devbuf 4213 4851K 4241 vtbuf 24 1968K 46 sysctloid 25931 1511K 25995 kobj 332 1328K 488 newblk 28 1031K 4283 vfscache 4 1025K 4 inodedep 161 592K 4321 pcb 32 544K 7471 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 388K 4 subproc 128 257K 4560 acpica 1674 185K 50140 vnet_data 1 168K 1 filedesc 19 133K 7167 pagedep 9 130K 3586 tfo_ccache 1 128K 1 sem 4 106K 4 DEVFS1 105 105K 122 linker 222 89K 253 bus 980 79K 3335 mtx_pool 2 72K 2 syncache 1 68K 1 acpitask 1 64K 1 ddb_capture 1 64K 1 module 494 62K 494 BPF 30 53K 30 umtx 342 43K 342 dirrem 151 38K 4248 gtaskqueue 22 34K 22 kdtrace 174 34K 14853 hostcache 1 32K 1 shm 1 32K 170 DEVFS3 124 31K 134 msg 4 30K 4 DEVFS_RULE 56 27K 56 ifaddr 72 24K 74 vmem 3 22K 4 kbdmux 6 22K 6 freefile 152 19K 4246 lltable 48 18K 52 temp 34 17K 3365 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 cred 53 14K 321 bus-sc 30 14K 1397 KTRACE 100 13K 100 ifnet 7 13K 7 kenv 95 12K 99 in6_multi 89 11K 89 eventhandler 122 11K 122 pfs_nodes 20 10K 20 GEOM 60 10K 487 rman 82 10K 423 bmsafemap 2 9K 4304 devstat 4 9K 4 UART 12 9K 12 rpc 2 8K 2 sctp_timw 32 8K 32 shmfd 1 8K 1 pfs_vncache 1 8K 1 routetbl 58 8K 62 audit_evclass 232 8K 290 CAM DEV 3 6K 510 kqueue 57 6K 4493 plimit 22 6K 409 vt 11 6K 11 sglist 5 6K 5 freework 21 6K 3677 CAM queue 5 6K 1528 select 40 5K 40 ufs_dirhash 24 5K 24 DEVFSP 74 5K 78 taskqueue 42 5K 42 memdesc 1 4K 1 MCA 32 4K 32 evdev 4 4K 4 kcovinfo 64 4K 68 UMA 235 4K 235 session 28 4K 44 pgrp 28 4K 46 hhook 13 4K 13 acpisem 22 3K 22 terminal 11 3K 11 lockf 24 3K 48 proc-args 47 3K 607 sctp_atcl 5 3K 3833 uidinfo 4 3K 6 sctp_ifa 17 3K 17 local_apic 1 2K 1 io_apic 1 2K 1 freeblks 8 2K 3592 ipsec-saq 2 2K 2 sctp_stro 2 2K 793 ip6ndp 12 2K 21 Unitno 31 2K 9629 CAM XPT 22 2K 543 in_multi 6 2K 7 acpidev 20 2K 20 crypto 2 2K 2 msi 9 2K 9 tun 7 2K 7 softdep 1 1K 1 mkdir 8 1K 7144 ipsecpolicy 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 clone 8 1K 8 vnodemarker 2 1K 42 NFSD session 1 1K 1 CAM periph 4 1K 271 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 pwd 19 1K 3661 CAM SIM 2 1K 2 newdirblk 4 1K 3572 diradd 4 1K 4283 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 1795 osd 3 1K 9 sctp_atky 7 1K 4626 indirdep 1 1K 52 vnodes 1 1K 1 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 feeder 7 1K 7 soname 7 1K 8883 loginclass 3 1K 3 CAM path 4 1K 1034 apmdev 1 1K 1 atkbddev 2 1K 2 pmchooks 1 1K 1 prison 4 1K 4 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 nexusdev 5 1K 5 sctp_athm 5 1K 3833 entropy 2 1K 39 tcpfunc 1 1K 1 sctp_vrf 1 1K 1 sctp_map 4 1K 1586 vnet 1 1K 1 acpiintr 1 1K 1 pmc 1 1K 1 filecaps 3 1K 97 cpus 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 iov 1 1K 15222 p1003.1b 1 1K 1 CAM CCB 0 0K 2565 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 pvscsi 0 0K 0 smartpqi 0 0K 0 tempbuff 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 iavf 0 0K 0 ixl 0 0K 0 CCB List 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 fpukern_ctx 0 0K 0 MVS driver 0 0K 0 xen_intr 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 qpidrv 0 0K 0 CAM ccb queue 0 0K 0 mrsasbuf 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 dmar_dmamap 0 0K 0 mpt_user 0 0K 0 mps_user 0 0K 0 isci 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 vm_fictitious 0 0K 0 MPSSAS 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 3097 sentinel 0 0K 0 jfsync 0 0K 0 jtrunc 0 0K 0 sbdep 0 0K 20 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 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 12 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 1677 sctp_iter 0 0K 10 sctp_mvrf 0 0K 0 sctp_cpal 0 0K 0 sctp_cmsg 0 0K 0 sctp_stre 0 0K 0 sctp_athi 0 0K 0 sctp_a_it 0 0K 10 sctp_aadr 0 0K 0 sctp_stri 0 0K 0 newreno data 0 0K 0 ip_msource 0 0K 0 ip_moptions 0 0K 2 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 3756 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 116 accf 0 0K 0 pts 0 0K 0 ioctlops 0 0K 120 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 621 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 2 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