panic: sleep: syz-executor[21676] slept inside a no-sleep walk bracket (raw pointer held across sleep, wmesg "getblk") Stopped at db_enter+0x17: popq %rbp TID PID UID PRFLAGS PFLAGS CPU COMMAND 243082 35997 0 0 0 0 syz-executor *291509 21676 0 0 0x4000010 1K syz-executor db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84d8d160) at panic+0x270 sys/kern/subr_prf.c:198 sleep_setup(ffff800001bdb660,11,ffffffff84692e40) at sleep_setup+0x3b2 sys/kern/kern_synch.c:296 tsleep_nsec(ffff800001bdb660,11,ffffffff84692e40,ffffffffffffffff) at tsleep_nsec+0x29c sys/kern/kern_synch.c:153 getblk(ffff800000d8e510,65560,4000,0,ffffffffffffffff) at getblk+0x23a sys/kern/vfs_bio.c:882 bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 bio_doread sys/kern/vfs_bio.c:295 [inline] bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 sys/kern/vfs_bio.c:340 ffs_update(ffff800001c2c2a0,1) at ffs_update+0x3e4 sys/ufs/ffs/ffs_inode.c:91 ffs_truncate(ffff800001c2c2a0,0,0,ffffffffffffffff) at ffs_truncate+0x12f0 sys/ufs/ffs/ffs_inode.c:-1 ufs_inactive(ffff80003bbf04e0) at ufs_inactive+0x2cb sys/ufs/ufs/ufs_inode.c:84 VOP_INACTIVE(ffff800001caf470,ffff80003bb82028) at VOP_INACTIVE+0x1bb sys/kern/vfs_vops.c:498 vrele(ffff800001caf470) at vrele+0x16a sys/kern/vfs_subr.c:845 ktrsettrace(ffff8000298a4008,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrsettrace+0x16c sys/kern/kern_ktrace.c:123 ktrops(ffff80003bb82028,ffff8000298a4008,0,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrops+0x338 sys/kern/kern_ktrace.c:578 doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 ktrsetchildren sys/kern/kern_ktrace.c:607 [inline] doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 sys/kern/kern_ktrace.c:522 end trace frame: 0xffff80003bbf09d0, count: 0 https://www.openbsd.org/ddb.html describes the minimum info required in bug reports. Insufficient info makes it difficult to find and fix bugs. ddb{1}> ddb{1}> set $lines = 0 ddb{1}> set $maxwidth = 0 ddb{1}> show panic *cpu1: sleep: syz-executor[21676] slept inside a no-sleep walk bracket (raw pointer held across sleep, wmesg "getblk") ddb{1}> show kasan kasan: no report recorded this boot ddb{1}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84d8d160) at panic+0x270 sys/kern/subr_prf.c:198 sleep_setup(ffff800001bdb660,11,ffffffff84692e40) at sleep_setup+0x3b2 sys/kern/kern_synch.c:296 tsleep_nsec(ffff800001bdb660,11,ffffffff84692e40,ffffffffffffffff) at tsleep_nsec+0x29c sys/kern/kern_synch.c:153 getblk(ffff800000d8e510,65560,4000,0,ffffffffffffffff) at getblk+0x23a sys/kern/vfs_bio.c:882 bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 bio_doread sys/kern/vfs_bio.c:295 [inline] bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 sys/kern/vfs_bio.c:340 ffs_update(ffff800001c2c2a0,1) at ffs_update+0x3e4 sys/ufs/ffs/ffs_inode.c:91 ffs_truncate(ffff800001c2c2a0,0,0,ffffffffffffffff) at ffs_truncate+0x12f0 sys/ufs/ffs/ffs_inode.c:-1 ufs_inactive(ffff80003bbf04e0) at ufs_inactive+0x2cb sys/ufs/ufs/ufs_inode.c:84 VOP_INACTIVE(ffff800001caf470,ffff80003bb82028) at VOP_INACTIVE+0x1bb sys/kern/vfs_vops.c:498 vrele(ffff800001caf470) at vrele+0x16a sys/kern/vfs_subr.c:845 ktrsettrace(ffff8000298a4008,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrsettrace+0x16c sys/kern/kern_ktrace.c:123 ktrops(ffff80003bb82028,ffff8000298a4008,0,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrops+0x338 sys/kern/kern_ktrace.c:578 doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 ktrsetchildren sys/kern/kern_ktrace.c:607 [inline] doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 sys/kern/kern_ktrace.c:522 sys_ktrace(ffff80003bb82028,ffff80003bbf0b50,ffff80003bbf0ac0) at sys_ktrace+0x1f6 sys/kern/kern_ktrace.c:563 syscall(ffff80003bbf0b50) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbf0b50) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x21efb7a52a0, count: -17 ddb{1}> show registers rdi 0 rsi 0x1 rbp 0xffff80003bbefbb0 rbx 0xffff80003bbefc20 rdx 0 rcx 0xffff800028fe3ff0 rax 0xffff80000016f200 r8 0x101010101010101 r9 0x8080808080808080 r10 0 r11 0xffffffff83e54b70 x86_bus_space_io_read_1 r12 0xffffffff84d8d160 .str.9 r13 0xffff800028fe4c08 r14 0xffff800028fe4e07 r15 0x1 rip 0xffffffff82f1b577 db_enter+0x17 cs 0x8 rflags 0x246 rsp 0xffff80003bbefbb0 ss 0x10 db_enter+0x17: popq %rbp ddb{1}> show proc PROC (syz-executor) tid=291509 pid=21676 tcnt=2 stat=onproc flags process=0 proc=4000010 runpri=32, usrpri=86, slppri=32, nice=20 wchan=0x0, wmesg=, ps_single=0x0 scnt=0 ecnt=0 forw=0xffffffffffffffff, list=0xffff80003bb82a88,0xffff800045ffc7f0 process=0xffff800045ff26a0 user=0xffff80003bbe5000, vmspace=0xffff800001c42018 estcpu=36, cpticks=2, pctcpu=0.0, user=1, sys=1, intr=0 ddb{1}> ps PID TID PPID UID S PRLAGS PFLAGS WAIT COMMAND 85491 455253 7573 0 2 0 0 syz-executor 85491 45430 7573 0 3 0 0x4000080 fsleep syz-executor 35997 243082 63001 0 7 0 0 syz-executor 35997 86061 63001 0 3 0 0x4000080 fsleep syz-executor 52533 296578 14659 0 2 0x2010 0x80000 syz-executor 52533 219089 14659 0 3 0x2010 0x4000000 suspend syz-executor 21676 327790 87917 0 2 0 0 syz-executor *21676 291509 87917 0 7 0 0x4000010 syz-executor 15562 340991 13557 0 2 0 0 syz-executor 15562 205427 13557 0 2 0 0x4000000 syz-executor 15562 218090 13557 0 3 0 0x4000080 fsleep syz-executor 5781 83022 2273 0 3 0 0x80 nanoslp syz-executor 5781 417613 2273 0 3 0 0x4000080 kqsel syz-executor 5781 143519 2273 0 3 0 0x4000080 fsleep syz-executor 8494 145180 16250 0 3 0 0x80 nanoslp syz-executor 8494 9517 16250 0 3 0 0x4000080 nanoslp syz-executor 8494 511632 16250 0 3 0 0x4000080 fsleep syz-executor 8494 314224 16250 0 3 0 0x4000080 fsleep syz-executor 95346 53522 0 0 3 0x14000 0x200 acct acct 2273 200086 30902 0 3 0x2 0x80 nanoslp syz-executor 53794 207754 30902 0 3 0x2 0 biowait syz-executor 14659 320944 30902 0 3 0x2 0x80 nanoslp syz-executor 87917 397497 30902 0 3 0x2 0x80 nanoslp syz-executor 13557 477943 30902 0 3 0x2 0x80 nanoslp syz-executor 7573 283702 30902 0 3 0x2 0x80 nanoslp syz-executor 63001 89328 30902 0 3 0x2 0x80 nanoslp syz-executor 16250 16268 30902 0 3 0x2 0x80 nanoslp syz-executor 30902 23934 41975 0 3 0x2 0x80 kqread syz-executor 41975 255397 72541 0 3 0x100002 0x88 sigsusp ksh 72541 202172 3590 0 3 0x10 0x88 kqread sshd-session 3590 522090 28041 0 3 0x12 0x80 kqread sshd-session 17899 18550 1 0 3 0x100003 0x80 ttyin getty 28041 303487 1 0 3 0 0x88 kqread sshd 84269 175524 44945 74 3 0x1100012 0x80 bpf pflogd 44945 434383 1 0 3 0 0x80 sbwait pflogd 15974 455061 69202 73 3 0x1100010 0x80 kqread syslogd 69202 481382 1 0 3 0x100002 0x80 sbwait syslogd 17110 33420 1 0 3 0x100000 0x80 kqread resolvd 57854 100697 21413 77 3 0x100012 0x80 kqread dhcpleased 72521 454263 21413 77 3 0x100012 0x80 kqread dhcpleased 21413 22931 1 0 3 0 0x80 kqread dhcpleased 10008 360172 0 0 3 0x14000 0x200 bored smr 35877 176591 0 0 2 0x14000 0x200 zerothread 54964 402816 0 0 3 0x14000 0x200 aiodoned aiodoned 21594 517230 0 0 3 0x14000 0x200 syncer update 72138 124269 0 0 3 0x14000 0x200 cleaner cleaner 91078 263695 0 0 3 0x14000 0x200 reaper reaper 26164 387107 0 0 3 0x14000 0x200 pgdaemon pagedaemon 28624 19425 0 0 3 0x14000 0x200 bored viomb 28648 304961 0 0 3 0x14000 0x40000200 acpi0 acpi0 44990 482661 0 0 3 0x14000 0x40000200 idle1 79267 433552 0 0 3 0x14000 0x200 bored softnet1 391 349716 0 0 3 0x14000 0x200 bored softnet0 39272 65314 0 0 3 0x14000 0x200 bored systqmp 68802 290145 0 0 3 0x14000 0x200 bored systq 31608 230348 0 0 3 0x14000 0x200 tmoslp softclockmp 38543 6412 0 0 3 0x14000 0x40000200 tmoslp softclock 33182 456094 0 0 3 0x14000 0x40000200 idle0 1 434484 0 0 3 0x2 0x80 wait init 0 0 -1 0 3 0x10000 0x200 scheduler swapper ddb{1}> show all locks ddb{1}> show malloc Type InUse MemUse HighUse Limit Requests Type Lim devbuf 11060 12325K 12462K 166960K 12193 0 pcb 17 24K 24K 166960K 24 0 rtable 240 13K 13K 166960K 360 0 pf 34 22K 24K 166960K 47 0 ifaddr 43 12K 12K 166960K 45 0 ifgroup 55 2K 2K 166960K 55 0 sysctl 1 1K 13K 166960K 6 0 counters 70 42K 42K 166960K 70 0 ioctlops 0 0K 4K 166960K 1496 0 iov 0 0K 0K 166960K 3 0 mount 1 1K 1K 166960K 1 0 log 0 0K 0K 166960K 4 0 vnodes 1300 84K 84K 166960K 1409 0 UFS quota 1 36K 36K 166960K 1 0 UFS mount 5 44K 44K 166960K 5 0 shm 2 2K 6K 166960K 6 0 VM map 2 1K 1K 166960K 2 0 sem 5 0K 0K 166960K 6 0 dirhash 12 2K 2K 166960K 12 0 ACPI 1734 201K 292K 166960K 11964 0 file desc 17 61K 93K 166960K 180 0 sigio 0 0K 0K 166960K 2 0 proc 72 128K 177K 166960K 558 0 subproc 72 9K 9K 166960K 72 0 NFS srvsock 1 0K 0K 166960K 1 0 NFS daemon 1 20K 20K 166960K 1 0 ip_moptions 0 0K 0K 166960K 2 0 in_multi 99 7K 7K 166960K 99 0 ether_multi 1 0K 0K 166960K 1 0 mrt 0 0K 0K 166960K 2 0 ISOFS mount 1 36K 36K 166960K 1 0 MSDOSFS mount 1 20K 20K 166960K 1 0 ttys 43 303K 303K 166960K 43 0 exec 0 0K 2K 166960K 393 0 fusefs mount 1 36K 36K 166960K 1 0 tdb 3 1K 1K 166960K 3 0 VM swap 8 62K 64K 166960K 10 0 UVM amap 231 232K 250K 166960K 3567 0 UVM aobj 9 8K 8K 166960K 10 0 pinsyscall 1066 1732K 1734K 166960K 1359 0 memdesc 1 4K 4K 166960K 1 0 crypto data 1 1K 1K 166960K 1 0 NDP 12 0K 2K 166960K 28 0 temp 37 9162K 9172K 166960K 4084 0 kqueue 13 40K 61K 166960K 40 0 SYN cache 2 16K 16K 166960K 2 0 ddb{1}> show all pools Name Size Requests Fail Releases Pgreq Pgrel Npage Hiwat Minpg Maxpg Idle plcache 128 28 0 0 1 0 1 1 0 8 0 rtpcb 120 35 0 32 1 0 1 1 0 8 0 rtentry 176 112 0 1 6 0 6 6 0 8 0 unpcb 144 81 0 61 1 0 1 1 0 8 0 syncache 336 4 0 4 1 0 1 1 0 8 1 tcpcb 736 12 0 8 1 0 1 1 0 8 0 arp 136 19 0 0 1 0 1 1 0 8 0 inpcb 328 92 0 84 2 0 2 2 0 8 1 nd6 152 24 0 0 1 0 1 1 0 8 0 kcovpl 48 8 0 0 1 0 1 1 0 8 0 pffrag 232 1 0 0 1 0 1 1 0 482 0 pffrnode 88 1 0 0 1 0 1 1 0 8 0 pffrent 40 1 0 0 1 0 1 1 0 8 0 pfosfp 40 1428 0 1005 5 0 5 5 0 8 0 pfosfpen 112 1428 0 714 21 0 21 21 0 8 0 pfrktable 1344 1 0 1 1 0 1 1 0 8 1 pfstitem 24 20 0 0 1 0 1 1 0 8 0 pfstkey 128 20 0 0 1 0 1 1 0 8 0 pfstate 448 20 0 0 3 0 3 3 0 8 0 pfrule 1360 22 0 17 2 1 1 2 0 8 0 art_heap8 4096 1 0 0 1 0 1 1 0 8 0 art_heap4 256 453 0 0 29 0 29 29 0 8 0 art_table 40 454 0 0 5 0 5 5 0 8 0 art_node 32 112 0 11 1 0 1 1 0 8 0 semupl 112 1 0 1 1 0 1 1 0 8 1 semapl 72 4 0 1 1 0 1 1 0 8 0 shmpl 112 7 0 1 1 0 1 1 0 8 0 dirhash 1024 17 0 0 3 0 3 3 0 8 0 dino2pl 256 1643 0 169 93 0 93 93 0 8 0 ffsino 296 1643 0 169 114 0 114 114 0 8 0 nchpl 144 1910 0 207 64 0 64 64 0 8 0 vnodes 216 1766 0 0 99 0 99 99 0 8 0 namei 1024 5938 0 5938 1 0 1 1 0 8 1 percpumem 16 51 0 0 1 0 1 1 0 8 0 kstatmem 264 27 0 0 2 0 2 2 0 8 0 scxspl 216 6944 0 6943 4 3 1 3 1 8 0 plimitpl 152 31 0 14 1 0 1 1 0 8 0 sigapl 424 505 0 457 7 0 7 7 0 8 0 knotepl 120 87 0 0 3 0 3 3 0 8 0 kqueuepl 224 45 0 34 2 0 2 2 0 8 1 pipepl 344 135 0 108 3 0 3 3 0 8 0 fdescpl 528 488 0 457 3 0 3 3 0 8 0 filepl 160 1896 0 1678 10 0 10 10 0 8 0 lockfpl 104 29 0 27 1 0 1 1 0 8 0 lockfspl 48 12 0 10 1 0 1 1 0 8 0 sessionpl 144 29 0 20 1 0 1 1 0 8 0 pgrppl 48 37 0 20 1 0 1 1 0 8 0 ucredpl 104 168 0 153 1 0 1 1 0 8 0 zombiepl 144 457 0 457 1 0 1 1 0 8 1 processpl 1232 505 0 457 5 0 5 5 0 8 0 procpl 664 580 0 521 6 0 6 6 0 8 0 sockpl 752 209 0 178 4 0 4 4 0 8 0 mcl64k 65536 14 0 0 2 0 2 2 0 8 0 mcl16k 16384 5 0 0 1 0 1 1 0 8 0 mcl12k 12288 6 0 0 1 0 1 1 0 8 0 mcl9k128 9344 3 0 0 1 0 1 1 0 8 0 mcl8k 8192 4 0 0 1 0 1 1 0 8 0 mcl4k 4096 115 0 0 15 0 15 15 0 8 0 mcl2k 2048 15 0 0 2 0 2 2 0 8 0 mextrefs 64 18 0 0 1 0 1 1 0 8 0 mtagpl 96 2 0 0 1 0 1 1 0 8 0 mbufpl 256 130 0 0 8 0 8 8 0 8 0 bufpl 272 2455 0 105 157 0 157 157 0 8 0 anonpl 32 3839 0 0 31 0 31 31 0 222 0 amapchunkpl 152 9659 0 9181 21 0 21 21 0 158 0 amappl16 200 1952 0 1928 5 2 3 5 0 8 1 amappl15 192 100 0 100 1 1 0 1 0 8 0 amappl14 184 436 0 435 1 0 1 1 0 8 0 amappl13 176 127 0 115 1 0 1 1 0 8 0 amappl12 168 741 0 711 2 0 2 2 0 8 0 amappl11 160 8 0 8 2 1 1 1 0 8 1 amappl10 152 68 0 54 1 0 1 1 0 8 0 amappl9 144 270 0 270 1 1 0 1 0 8 0 amappl8 136 101 0 99 1 0 1 1 0 8 0 amappl7 128 150 0 136 1 0 1 1 0 8 0 amappl6 120 179 0 178 1 0 1 1 0 8 0 amappl5 112 108 0 98 1 0 1 1 0 8 0 amappl4 104 298 0 278 1 0 1 1 0 8 0 amappl3 96 1759 0 1646 4 0 4 4 0 8 1 amappl2 88 558 0 494 2 0 2 2 0 8 0 amappl1 80 10688 0 10082 16 1 15 15 0 8 1 amappl 88 2819 0 2659 4 0 4 4 0 92 0 uvmvnodes 80 99 0 0 3 0 3 3 0 8 0 dma4096 4096 1 0 1 1 1 0 1 0 8 0 dma1024 1024 1 0 0 1 0 1 1 0 8 0 dma256 256 6 0 6 1 1 0 1 0 8 0 dma128 128 253 0 253 1 1 0 1 0 8 0 dma64 64 6 0 6 1 1 0 1 0 8 0 dma32 32 7 0 7 1 1 0 1 0 8 0 dma16 16 18 0 17 1 0 1 1 0 8 0 aobjpl 72 9 0 1 1 0 1 1 0 8 0 uaddrrnd 24 488 0 457 1 0 1 1 0 8 0 uaddrbest 32 2 0 0 1 0 1 1 0 8 0 uaddr 24 488 0 457 1 0 1 1 0 8 0 vmmpekpl 168 6051 0 6018 2 0 2 2 0 8 0 vmmpepl 168 40892 0 38973 87 0 87 87 0 357 0 vmsppl 488 487 0 457 5 0 5 5 0 8 1 rwobjpl 80 15201 0 14166 25 1 24 24 0 8 0 pdppl 4096 984 0 914 102 26 76 86 0 8 6 pvpl 32 11564 0 0 95 1 94 94 0 265 0 pmappl 256 487 0 457 3 0 3 3 0 8 0 extentpl 40 46 0 28 1 0 1 1 0 8 0 phpool 120 428 0 29 13 0 13 13 0 8 0 ddb{1}> machine ddbcpu 0 Stopped at x86_ipi_db+0x19: leave x86_ipi_db(ffffffff851e9ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff85d51b80) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85d51b80) at __mp_lock+0x272 sys/kern/kern_lock.c:173 intr_handler(ffff8000347181e0,ffff800000170180) at intr_handler+0x113 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x77a843aaca40, count: 9 ddb{0}> trace x86_ipi_db(ffffffff851e9ff0) at x86_ipi_db+0x19 sys/arch/amd64/amd64/db_interface.c:412 x86_ipi_handler() at x86_ipi_handler+0x112 sys/arch/amd64/amd64/ipi.c:106 Xresume_lapic_ipi() at Xresume_lapic_ipi+0x27 __mp_lock(ffffffff85d51b80) at __mp_lock+0x272 __mp_lock_spin sys/kern/kern_lock.c:142 [inline] __mp_lock(ffffffff85d51b80) at __mp_lock+0x272 sys/kern/kern_lock.c:173 intr_handler(ffff8000347181e0,ffff800000170180) at intr_handler+0x113 sys/arch/amd64/amd64/intr.c:560 Xintr_ioapic_edge23_untramp() at Xintr_ioapic_edge23_untramp+0x18f end of kernel end trace frame: 0x77a843aaca40, count: -6 ddb{0}> machine ddbcpu 1 Stopped at db_enter+0x17: popq %rbp db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84d8d160) at panic+0x270 sys/kern/subr_prf.c:198 sleep_setup(ffff800001bdb660,11,ffffffff84692e40) at sleep_setup+0x3b2 sys/kern/kern_synch.c:296 tsleep_nsec(ffff800001bdb660,11,ffffffff84692e40,ffffffffffffffff) at tsleep_nsec+0x29c sys/kern/kern_synch.c:153 getblk(ffff800000d8e510,65560,4000,0,ffffffffffffffff) at getblk+0x23a sys/kern/vfs_bio.c:882 bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 bio_doread sys/kern/vfs_bio.c:295 [inline] bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 sys/kern/vfs_bio.c:340 ffs_update(ffff800001c2c2a0,1) at ffs_update+0x3e4 sys/ufs/ffs/ffs_inode.c:91 ffs_truncate(ffff800001c2c2a0,0,0,ffffffffffffffff) at ffs_truncate+0x12f0 sys/ufs/ffs/ffs_inode.c:-1 ufs_inactive(ffff80003bbf04e0) at ufs_inactive+0x2cb sys/ufs/ufs/ufs_inode.c:84 VOP_INACTIVE(ffff800001caf470,ffff80003bb82028) at VOP_INACTIVE+0x1bb sys/kern/vfs_vops.c:498 vrele(ffff800001caf470) at vrele+0x16a sys/kern/vfs_subr.c:845 ktrsettrace(ffff8000298a4008,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrsettrace+0x16c sys/kern/kern_ktrace.c:123 ktrops(ffff80003bb82028,ffff8000298a4008,0,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrops+0x338 sys/kern/kern_ktrace.c:578 doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 ktrsetchildren sys/kern/kern_ktrace.c:607 [inline] doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 sys/kern/kern_ktrace.c:522 end trace frame: 0xffff80003bbf09d0, count: 0 ddb{1}> trace db_enter() at db_enter+0x17 sys/arch/amd64/amd64/db_interface.c:457 panic(ffffffff84d8d160) at panic+0x270 sys/kern/subr_prf.c:198 sleep_setup(ffff800001bdb660,11,ffffffff84692e40) at sleep_setup+0x3b2 sys/kern/kern_synch.c:296 tsleep_nsec(ffff800001bdb660,11,ffffffff84692e40,ffffffffffffffff) at tsleep_nsec+0x29c sys/kern/kern_synch.c:153 getblk(ffff800000d8e510,65560,4000,0,ffffffffffffffff) at getblk+0x23a sys/kern/vfs_bio.c:882 bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 bio_doread sys/kern/vfs_bio.c:295 [inline] bread(ffff800000d8e510,65560,4000,ffff80003bbf0100) at bread+0x47 sys/kern/vfs_bio.c:340 ffs_update(ffff800001c2c2a0,1) at ffs_update+0x3e4 sys/ufs/ffs/ffs_inode.c:91 ffs_truncate(ffff800001c2c2a0,0,0,ffffffffffffffff) at ffs_truncate+0x12f0 sys/ufs/ffs/ffs_inode.c:-1 ufs_inactive(ffff80003bbf04e0) at ufs_inactive+0x2cb sys/ufs/ufs/ufs_inode.c:84 VOP_INACTIVE(ffff800001caf470,ffff80003bb82028) at VOP_INACTIVE+0x1bb sys/kern/vfs_vops.c:498 vrele(ffff800001caf470) at vrele+0x16a sys/kern/vfs_subr.c:845 ktrsettrace(ffff8000298a4008,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrsettrace+0x16c sys/kern/kern_ktrace.c:123 ktrops(ffff80003bb82028,ffff8000298a4008,0,80000300,ffff800001ca2d88,ffff8000001191a0) at ktrops+0x338 sys/kern/kern_ktrace.c:578 doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 ktrsetchildren sys/kern/kern_ktrace.c:607 [inline] doktrace(ffff800001ca2d88,4,300,0,ffff80003bb82028) at doktrace+0xa72 sys/kern/kern_ktrace.c:522 sys_ktrace(ffff80003bb82028,ffff80003bbf0b50,ffff80003bbf0ac0) at sys_ktrace+0x1f6 sys/kern/kern_ktrace.c:563 syscall(ffff80003bbf0b50) at syscall+0x1089 mi_syscall sys/sys/syscall_mi.h:176 [inline] syscall(ffff80003bbf0b50) at syscall+0x1089 sys/arch/amd64/amd64/trap.c:783 Xsyscall() at Xsyscall+0x128 end of kernel end trace frame: 0x21efb7a52a0, count: -17