Warning: Permanently added '10.128.0.164' (ECDSA) to the list of known hosts. 2020/04/26 17:39:07 fuzzer started 2020/04/26 17:39:07 dialing manager at 10.128.0.248:46281 2020/04/26 17:39:07 syscalls: 522 2020/04/26 17:39:07 code coverage: enabled 2020/04/26 17:39:07 comparison tracing: enabled 2020/04/26 17:39:07 extra coverage: support is not implemented in syzkaller 2020/04/26 17:39:07 setuid sandbox: support is not implemented in syzkaller 2020/04/26 17:39:07 namespace sandbox: support is not implemented in syzkaller 2020/04/26 17:39:07 Android sandbox: support is not implemented in syzkaller 2020/04/26 17:39:07 fault injection: support is not implemented in syzkaller 2020/04/26 17:39:07 leak checking: support is not implemented in syzkaller 2020/04/26 17:39:07 net packet injection: enabled 2020/04/26 17:39:07 net device setup: support is not implemented in syzkaller 2020/04/26 17:39:07 concurrency sanitizer: support is not implemented in syzkaller 2020/04/26 17:39:07 devlink PCI setup: support is not implemented in syzkaller 2020/04/26 17:39:07 USB emulation: support is not implemented in syzkaller 17:39:11 executing program 0: clock_nanosleep(0x0, 0x0, &(0x7f0000000280)={0x0, 0x20efdcc8}, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff284002a4}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff284002a1}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000080)={{0x2840029f, 0x0, 0x0, 0xffffffffffffffff}}) 17:39:11 executing program 1: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000003da, 0x0) r1 = msgget$private(0x0, 0x0) msgrcv(r1, 0x0, 0x0, 0x3, 0x0) msgsnd(r1, &(0x7f0000000e00)=ANY=[@ANYRES32], 0x1, 0x400) r2 = socket$inet6_udplite(0x1c, 0x2, 0x88) accept4$inet6(r2, 0x0, &(0x7f0000000140), 0x0) msgctl$IPC_INFO(r1, 0x3, &(0x7f00000000c0)=""/83) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) semget(0x2, 0x1, 0x390) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840030b, 0x0, 0x0, 0x0, 0x0, 0x12}, 0x7, 0x2}) getgid() socket(0x2, 0x10000001, 0x84) 17:39:11 executing program 2: ppoll(0x0, 0x0, &(0x7f00000000c0)={0x0, 0x226a0814}, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0xffffffff284002cb}}) 17:39:11 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup2(r0, r1) sendmsg$inet6_sctp(r2, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:11 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup2(r0, r1) sendmsg$inet6_sctp(r2, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:11 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup2(r0, r1) sendmsg$inet6_sctp(r2, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:11 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = socket$inet_udplite(0x2, 0x2, 0x88) r2 = dup2(r0, r1) sendmsg$inet6_sctp(r2, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:12 executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet_udplite(0x2, 0x2, 0x88) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:12 executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet_udplite(0x2, 0x2, 0x88) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:12 executing program 0: r0 = socket$inet_udplite(0x2, 0x2, 0x88) recvfrom$inet(r0, &(0x7f0000000340)=""/148, 0x94, 0x0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000300)={{0xffffffff284002d2}}) 17:39:12 executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) socket$inet_udplite(0x2, 0x2, 0x88) sendmsg$inet6_sctp(0xffffffffffffffff, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:12 executing program 2: socket$inet6(0x1c, 0x3, 0x0) 17:39:12 executing program 1: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000003da, 0x0) r1 = msgget$private(0x0, 0x0) msgrcv(r1, 0x0, 0x0, 0x3, 0x0) msgsnd(r1, &(0x7f0000000e00)=ANY=[@ANYRES32], 0x1, 0x400) r2 = socket$inet6_udplite(0x1c, 0x2, 0x88) accept4$inet6(r2, 0x0, &(0x7f0000000140), 0x0) msgctl$IPC_INFO(r1, 0x3, &(0x7f00000000c0)=""/83) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) semget(0x2, 0x1, 0x390) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840030b, 0x0, 0x0, 0x0, 0x0, 0x12}, 0x7, 0x2}) getgid() socket(0x2, 0x10000001, 0x84) 17:39:12 executing program 2: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000003da, 0x0) r1 = msgget$private(0x0, 0x0) msgrcv(r1, 0x0, 0x0, 0x3, 0x0) msgsnd(r1, &(0x7f0000000e00)=ANY=[@ANYRES32], 0x1, 0x400) r2 = socket$inet6_udplite(0x1c, 0x2, 0x88) accept4$inet6(r2, 0x0, &(0x7f0000000140), 0x0) msgctl$IPC_INFO(r1, 0x3, &(0x7f00000000c0)=""/83) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) semget(0x2, 0x1, 0x390) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840030b, 0x0, 0x0, 0x0, 0x0, 0x12}, 0x7, 0x2}) getgid() socket(0x2, 0x10000001, 0x84) 17:39:12 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(r0, 0xffffffffffffffff) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:12 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(r0, 0xffffffffffffffff) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:12 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(r0, 0xffffffffffffffff) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:13 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(0xffffffffffffffff, r0) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:13 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) recvfrom(r1, &(0x7f0000001100)=""/161, 0xa1, 0x0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000002c0)={{0xffffffff2840029c}}) dup2(r1, r0) 17:39:13 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(0xffffffffffffffff, r0) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:14 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) recvfrom(r1, &(0x7f0000001100)=""/161, 0xa1, 0x0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000002c0)={{0xffffffff2840029c}}) dup2(r1, r0) 17:39:14 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(0xffffffffffffffff, r0) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:14 executing program 2: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000003da, 0x0) r1 = msgget$private(0x0, 0x0) msgrcv(r1, 0x0, 0x0, 0x3, 0x0) msgsnd(r1, &(0x7f0000000e00)=ANY=[@ANYRES32], 0x1, 0x400) r2 = socket$inet6_udplite(0x1c, 0x2, 0x88) accept4$inet6(r2, 0x0, &(0x7f0000000140), 0x0) msgctl$IPC_INFO(r1, 0x3, &(0x7f00000000c0)=""/83) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) semget(0x2, 0x1, 0x390) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840030b, 0x0, 0x0, 0x0, 0x0, 0x12}, 0x7, 0x2}) getgid() socket(0x2, 0x10000001, 0x84) 17:39:14 executing program 1: unlinkat(0xffffffffffffffff, 0x0, 0x914c5da20bca9870) 17:39:14 executing program 1: poll(0x0, 0x0, 0xff) poll(&(0x7f00000001c0)=[{}, {}], 0x2, 0xf8) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff284002a4}}) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000300)) poll(&(0x7f0000000180)=[{}, {}, {}, {}], 0x4, 0xff) poll(&(0x7f0000000180)=[{}, {0xffffffffffffffff, 0x4}, {}, {}], 0x4, 0xff) r0 = socket(0x2, 0x5, 0x0) getsockopt$inet_sctp_SCTP_GET_ASSOC_ID_LIST(r0, 0x84, 0x105, &(0x7f0000000040)=ANY=[], 0x0) getsockopt$inet_sctp_SCTP_MAX_BURST(0xffffffffffffffff, 0x84, 0x1e, 0x0, 0x0) getsockopt$inet6_sctp_SCTP_PEER_ADDR_THLDS(0xffffffffffffffff, 0x84, 0x23, 0x0, 0x0) r1 = socket$inet_sctp(0x2, 0x1, 0x84) flock(r0, 0x7) connect$inet(r1, &(0x7f0000000000)={0x10, 0x2, 0x0, @remote}, 0x10) connect$inet(0xffffffffffffffff, 0x0, 0x0) socket$inet_sctp(0x2, 0x1, 0x84) open$dir(&(0x7f0000001240)='./file0\x00', 0x40000400000002c2, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000000)={{0x284002de}, 0x0, 0x0, 0xfffffffd}) 17:39:14 executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(0xffffffffffffffff, r0) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:14 executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(0xffffffffffffffff, r0) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:14 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) recvfrom(r1, &(0x7f0000001100)=""/161, 0xa1, 0x0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000002c0)={{0xffffffff2840029c}}) dup2(r1, r0) 17:39:14 executing program 3: socket$inet_udplite(0x2, 0x2, 0x88) r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(0xffffffffffffffff, r0) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) 17:39:14 executing program 0: socketpair$unix(0x1, 0x1, 0x0, &(0x7f0000000100)={0xffffffffffffffff, 0xffffffffffffffff}) recvfrom(r1, &(0x7f0000001100)=""/161, 0xa1, 0x0, 0x0, 0x0) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f00000002c0)={{0xffffffff2840029c}}) dup2(r1, r0) 17:39:14 executing program 2: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x40000400000003da, 0x0) r1 = msgget$private(0x0, 0x0) msgrcv(r1, 0x0, 0x0, 0x3, 0x0) msgsnd(r1, &(0x7f0000000e00)=ANY=[@ANYRES32], 0x1, 0x400) r2 = socket$inet6_udplite(0x1c, 0x2, 0x88) accept4$inet6(r2, 0x0, &(0x7f0000000140), 0x0) msgctl$IPC_INFO(r1, 0x3, &(0x7f00000000c0)=""/83) pwritev(r0, &(0x7f0000000080)=[{&(0x7f00000006c0), 0x100000}], 0x3, 0x0) semget(0x2, 0x1, 0x390) __semctl$IPC_SET(0x0, 0x0, 0xa, &(0x7f0000000040)={{0xffffffff2840030b, 0x0, 0x0, 0x0, 0x0, 0x12}, 0x7, 0x2}) getgid() socket(0x2, 0x10000001, 0x84) 17:39:14 executing program 3: r0 = socket$inet_udplite(0x2, 0x2, 0x88) socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup2(r0, 0xffffffffffffffff) sendmsg$inet6_sctp(r1, &(0x7f0000000bc0)={&(0x7f0000000380)=@in={0x10, 0x2, 0x0, @loopback}, 0x10, 0x0}, 0x184) panic: refcount 0xfffff8000d162b90 wraparound cpuid = 1 time = 1587922754 KDB: stack backtrace: db_trace_self_wrapper() at db_trace_self_wrapper+0x47/frame 0xfffffe00258b8580 vpanic() at vpanic+0x1c7/frame 0xfffffe00258b85e0 panic() at panic+0x43/frame 0xfffffe00258b8640 _refcount_update_saturated() at _refcount_update_saturated+0x15/frame 0xfffffe00258b8650 nhop_free() at nhop_free+0x123/frame 0xfffffe00258b8690 sctp_free_assoc() at sctp_free_assoc+0x23f1/frame 0xfffffe00258b8720 sctp_inpcb_free() at sctp_inpcb_free+0x47a/frame 0xfffffe00258b8790 sctp_close() at sctp_close+0x13c/frame 0xfffffe00258b87e0 soclose() at soclose+0x22c/frame 0xfffffe00258b8860 _fdrop() at _fdrop+0x38/frame 0xfffffe00258b8890 closef() at closef+0x28b/frame 0xfffffe00258b8920 fdescfree_fds() at fdescfree_fds+0xb4/frame 0xfffffe00258b8970 fdescfree() at fdescfree+0x582/frame 0xfffffe00258b8a30 exit1() at exit1+0x6c5/frame 0xfffffe00258b8aa0 sys_sys_exit() at sys_sys_exit+0xd/frame 0xfffffe00258b8ab0 ia32_syscall() at ia32_syscall+0x24e/frame 0xfffffe00258b8bf0 int0x80_syscall_common() at int0x80_syscall_common+0x9c KDB: enter: panic [ thread pid 887 tid 100134 ] Stopped at kdb_enter+0x67: movq $0,0x14a9b06(%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 0xffffffff810b8ab0 vprintf+0x140 rdx 0x1 rbx 0 rsp 0xfffffe00258b8560 rbp 0xfffffe00258b8580 rsi 0 rdi 0xffffffff810b8ae6 vprintf+0x176 r8 0 r9 0xffffffff r10 0 r11 0xfffffe00257f4a10 r12 0xffffffff82068ea0 ddb_dbbe r13 0 r14 0xffffffff81942f65 r15 0xffffffff81942f65 rip 0xffffffff810add67 kdb_enter+0x67 rflags 0x200086 kernphys+0x86 kdb_enter+0x67: movq $0,0x14a9b06(%rip) db> show proc Process 887 (syz-executor.1) at 0xfffff8000db61520: state: NORMAL uid: 0 gids: 0, 0, 5 parent: pid 771 at 0xfffff8000d733000 ABI: FreeBSD ELF32 arguments: /root/syz-executor.1 reaper: 0xfffff8000331a000 reapsubtree: 1 sigparent: 20 vmspace: 0xfffffe00257e7000 (map 0xfffffe00257e7000) (map.pmap 0xfffffe00257e70c0) (pmap 0xfffffe00257e7120) threads: 1 100134 Run CPU 1 syz-executor.1 db> ps pid ppid pgrp uid state wmesg wchan cmd 892 774 774 0 R (threaded) syz-executor.2 100114 Run CPU 0 syz-executor.2 100184 S msgrcv 0xfffffe0004d20258 syz-executor.2 100185 D biowr 0xfffffe0003f2ea80 syz-executor.2 100186 S uwait 0xfffff80003a37c00 syz-executor.2 887 771 771 0 RE CPU 1 syz-executor.1 869 1 869 0 Ss select 0xfffff80003c03040 rtsol 868 1 868 0 Ss select 0xfffff80003c04340 rtsol 867 1 867 0 Ss select 0xfffff80003c043c0 rtsol 864 789 424 0 S kqread 0xfffff8000320b000 rtsol 789 779 424 0 S wait 0xfffff8000dbaa000 sh 779 424 424 0 S wait 0xfffff8000d746000 sh 774 768 774 0 Rs syz-executor.2 773 768 773 0 Ss piperd 0xfffff8000dab22f8 syz-executor.3 771 768 771 0 Ss nanslp 0xffffffff8252c1f1 syz-executor.1 770 768 770 0 Ss piperd 0xfffff80003caf2f8 syz-executor.0 768 766 766 0 S (threaded) syz-fuzzer 100090 S uwait 0xfffff80003539980 syz-fuzzer 100104 S uwait 0xfffff800030f4700 syz-fuzzer 100105 S uwait 0xfffff800030f4800 syz-fuzzer 100106 S uwait 0xfffff800030f4900 syz-fuzzer 100107 S uwait 0xfffff800030f4e00 syz-fuzzer 100108 S kqread 0xfffff8000320b600 syz-fuzzer 100109 S uwait 0xfffff800030f4f00 syz-fuzzer 100110 S uwait 0xfffff80003539180 syz-fuzzer 100112 S uwait 0xfffff80003a36180 syz-fuzzer 766 764 766 0 Ss pause 0xfffff8000d7335c8 csh 764 682 764 0 Ss select 0xfffff8000d720240 sshd 748 1 748 0 Ss+ ttyin 0xfffff8000356f8b0 getty 747 1 747 0 Ss+ ttyin 0xfffff80003b6fcb0 getty 746 1 746 0 Ss+ ttyin 0xfffff80003b6e4b0 getty 745 1 745 0 Ss+ ttyin 0xfffff80003b6ecb0 getty 744 1 744 0 Ss+ ttyin 0xfffff800033b74b0 getty 743 1 743 0 Ss+ ttyin 0xfffff800033b7cb0 getty 742 1 742 0 Ss+ ttyin 0xfffff800033b64b0 getty 741 1 741 0 Ss+ ttyin 0xfffff800033b6cb0 getty 740 1 740 0 Ss+ ttyin 0xfffff800033b94b0 getty 738 1 24 0 S+ piperd 0xfffff80003cac000 logger 737 736 24 0 S+ nanslp 0xffffffff8252c1f0 sleep 736 1 24 0 S+ wait 0xfffff8000d277a40 sh 686 1 686 0 Ss nanslp 0xffffffff8252c1f1 cron 682 1 682 0 Ss select 0xfffff80003c04840 sshd 495 1 495 0 Ss select 0xfffff80003084840 syslogd 424 1 424 0 Ss wait 0xfffff80003d1aa40 devd 423 1 423 65 Ss select 0xfffff800030847c0 dhclient 338 1 338 0 Ss select 0xfffff80003084740 dhclient 335 1 335 0 Ss select 0xfffff80003c04cc0 dhclient 23 0 0 0 DL vlruwt 0xfffff800033e0520 [vnlru] 22 0 0 0 DL syncer 0xffffffff82618118 [syncer] 21 0 0 0 DL (threaded) [bufdaemon] 100069 D qsleep 0xffffffff82617438 [bufdaemon] 100076 D - 0xffffffff8200aa00 [bufspacedaemon-0] 100086 D sdflush 0xfffff80003c25ce8 [/ worker] 20 0 0 0 DL psleep 0xffffffff8263e308 [vmdaemon] 19 0 0 0 DL (threaded) [pagedaemon] 100067 D psleep 0xffffffff826328d8 [dom0] 100074 D launds 0xffffffff826328e4 [laundry: dom0] 100075 D umarcl 0xffffffff81544e70 [uma] 18 0 0 0 DL - 0xffffffff8235fe20 [rand_harvestq] 17 0 0 0 DL pftm 0xffffffff82b533a0 [pf purge] 16 0 0 0 DL waiting 0xffffffff8261a890 [sctp_iterator] 15 0 0 0 DL - 0xffffffff82616a2c [soaiod4] 9 0 0 0 DL - 0xffffffff82616a2c [soaiod3] 8 0 0 0 DL - 0xffffffff82616a2c [soaiod2] 7 0 0 0 DL - 0xffffffff82616a2c [soaiod1] 6 0 0 0 DL (threaded) [cam] 100033 D - 0xffffffff82237b40 [doneq0] 100066 D - 0xffffffff82237a10 [scanner] 5 0 0 0 DL crypto_ 0xfffff8000320cd90 [crypto returns 1] 4 0 0 0 DL crypto_ 0xfffff8000320cd30 [crypto returns 0] 3 0 0 0 DL crypto_ 0xffffffff826300c0 [crypto] 14 0 0 0 DL seqstat 0xfffff80003363488 [sequencer 00] 13 0 0 0 DL (threaded) [geom] 100024 D - 0xffffffff8250b180 [g_event] 100025 D - 0xffffffff8250b188 [g_up] 100026 D - 0xffffffff8250b190 [g_down] 2 0 0 0 DL (threaded) [KTLS] 100017 D - 0xfffff80003084a00 [thr_0] 100018 D - 0xfffff80003084a40 [thr_1] 12 0 0 0 WL (threaded) [intr] 100010 I [swi6: Giant taskq] 100013 I [swi5: fast taskq] 100016 I [swi6: task queue] 100019 I [swi3: vm] 100020 I [swi4: clock (0)] 100021 I [swi4: clock (1)] 100022 I [swi1: netisr 0] 100034 I [irq24: virtio_pci0] 100035 I [irq25: virtio_pci0] 100036 I [irq26: virtio_pci0] 100037 I [irq27: virtio_pci0] 100038 I [irq28: virtio_pci1] 100039 I [irq29: virtio_pci1] 100040 I [irq30: virtio_pci1] 100041 I [irq31: virtio_pci1] 100042 I [irq32: virtio_pci1] 100047 I [irq10: virtio_pci2] 100049 I [irq1: atkbd0] 100050 I [irq12: psm0] 100051 I [swi0: uart uart++] 100060 I [swi1: pf send] 100072 I [swi1: hpts] 100073 I [swi1: hpts] 11 0 0 0 RL (threaded) [idle] 100003 CanRun [idle: cpu0] 100004 CanRun [idle: cpu1] 1 0 1 0 SLs wait 0xfffff8000331a000 [init] 10 0 0 0 DL audit_w 0xffffffff82630598 [audit] 0 0 0 0 DLs (threaded) [kernel] 100000 D swapin 0xffffffff8250b710 [swapper] 100005 D - 0xfffff80003338000 [if_config_tqg_0] 100006 D - 0xfffff80003339e00 [softirq_0] 100007 D - 0xfffff80003339d00 [softirq_1] 100008 D - 0xfffff80003339c00 [if_io_tqg_0] 100009 D - 0xfffff80003339b00 [if_io_tqg_1] 100011 D - 0xfffff8000333e000 [in6m_free taskq] 100012 D - 0xfffff8000333fe00 [thread taskq] 100014 D - 0xfffff8000333fc00 [kqueue_ctx taskq] 100015 D - 0xfffff8000333fb00 [aiod_kick taskq] 100023 D - 0xfffff8000333f900 [firmware taskq] 100028 D - 0xfffff8000333f800 [crypto_0] 100029 D - 0xfffff8000333f800 [crypto_1] 100043 D - 0xfffff8000333f500 [vtnet0 rxq 0] 100044 D - 0xfffff8000333f400 [vtnet0 txq 0] 100045 D - 0xfffff8000333f300 [vtnet0 rxq 1] 100046 D - 0xfffff8000333f200 [vtnet0 txq 1] 100048 D vtbslp 0xfffff800034fc580 [virtio_balloon] 100052 D - 0xfffff8000333f100 [mca taskq] 100057 D - 0xffffffff81ce6670 [deadlkres] 100062 D - 0xfffff80003b5e300 [acpi_task_0] 100063 D - 0xfffff80003b5e300 [acpi_task_1] 100064 D - 0xfffff80003b5e300 [acpi_task_2] 100065 D - 0xfffff8000333f700 [CAM taskq] db> show all locks Process 892 (syz-executor.2) thread 0xfffffe00257df000 (100185) exclusive lockmgr bufwait (bufwait) r = 0 (0xfffffe0003f2eb00) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_bio.c:1663 exclusive lockmgr ufs (ufs) r = 0 (0xfffff8000d604250) locked @ /syzkaller/managers/i386/kernel/sys/kern/vfs_vnops.c:877 Process 887 (syz-executor.1) thread 0xfffffe00257b2c00 (100134) exclusive sleep mutex sctp-tcb (tcb) r = 0 (0xfffffe0025ab7a90) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3363 exclusive sleep mutex sctp-inp (inp) r = 0 (0xfffff8000dcf6468) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3334 exclusive rw sctp-info (sctp-info) r = 0 (0xfffffe0004956b60) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3332 exclusive sleep mutex sctp-create (inp_create) r = 0 (0xfffff8000dcf6488) locked @ /syzkaller/managers/i386/kernel/sys/netinet/sctp_pcb.c:3331 db> show malloc Type InUse MemUse Requests pf_hash 5 11524K 5 devbuf 4213 4851K 4238 tcp_hpts 5 3201K 5 vtbuf 24 1968K 46 sysctloid 28335 1653K 28399 kobj 332 1328K 488 newblk 549 1161K 760 vfscache 4 1025K 4 inodedep 70 547K 127 pcb 32 544K 112 ufs_quota 1 512K 1 vfs_hash 1 512K 1 callout 2 512K 2 intr 4 388K 4 subproc 131 269K 967 acpica 1674 185K 52709 vnet_data 1 168K 1 pagedep 26 135K 60 tfo_ccache 1 128K 1 filedesc 17 117K 125 sem 4 106K 4 DEVFS1 105 105K 122 linker 244 92K 277 bus 992 79K 3376 mtx_pool 2 72K 2 syncache 1 68K 1 acpitask 1 64K 1 ddb_capture 1 64K 1 module 497 63K 497 umtx 306 39K 306 kdtrace 189 37K 1911 temp 35 33K 1829 hostcache 1 32K 1 shm 1 32K 1 DEVFS3 124 31K 134 msg 4 30K 4 DEVFS_RULE 56 27K 56 gtaskqueue 18 26K 18 ifaddr 70 23K 72 vmem 3 22K 4 kbdmux 6 22K 6 BPF 14 19K 14 lltable 47 18K 47 ufs_mount 3 17K 4 proc 3 17K 3 tty 16 16K 16 tidhash 1 16K 1 ithread 98 16K 98 ether_multi 172 14K 177 bus-sc 30 14K 1431 KTRACE 100 13K 100 ifnet 7 13K 7 kenv 95 12K 99 eventhandler 132 12K 132 in6_multi 89 11K 89 pfs_nodes 20 10K 20 GEOM 60 10K 486 rman 82 10K 423 bmsafemap 4 9K 99 kqueue 62 9K 900 UART 12 9K 12 devstat 4 9K 4 rpc 2 8K 2 shmfd 1 8K 1 pfs_vncache 1 8K 1 audit_evclass 233 8K 291 routetbl 57 7K 61 diradd 50 7K 95 CAM DEV 3 6K 510 vt 11 6K 11 cred 22 6K 196 plimit 21 6K 333 sglist 5 6K 5 CAM queue 5 6K 1528 taskqueue 45 5K 45 ufs_dirhash 24 5K 24 DEVFSP 70 5K 74 pf_ifnet 10 5K 19 dirrem 17 5K 62 memdesc 1 4K 1 MCA 32 4K 32 UMA 249 4K 249 evdev 4 4K 4 kcovinfo 64 4K 68 session 27 4K 36 pgrp 27 4K 36 hhook 13 4K 13 select 25 4K 25 indirdep 11 3K 104 acpisem 22 3K 22 terminal 11 3K 11 proc-args 49 3K 536 mkdir 20 3K 100 uidinfo 3 3K 7 sctp_ifa 17 3K 17 local_apic 1 2K 1 io_apic 1 2K 1 CAM CCB 1 2K 2143 newdirblk 16 2K 50 ipsec-saq 2 2K 2 sctp_atcl 4 2K 13 ip6ndp 12 2K 20 lockf 18 2K 44 Unitno 28 2K 45 CAM XPT 22 2K 543 in_multi 6 2K 7 acpidev 20 2K 20 msi 9 2K 9 tun 7 2K 7 softdep 1 1K 1 ipsecpolicy 1 1K 1 sahead 1 1K 1 secasvar 1 1K 1 clone 8 1K 8 vnodemarker 2 1K 6 NFSD session 1 1K 1 CAM periph 4 1K 271 mld 6 1K 6 sctp_ifn 6 1K 6 igmp 6 1K 6 nhops 6 1K 6 toponodes 6 1K 6 isadev 6 1K 6 mount 16 1K 86 pci_link 10 1K 10 crypto 3 1K 3 sctp_timw 2 1K 2 pfil 4 1K 4 chacha20random 1 1K 1 CAM SIM 2 1K 2 epoch 4 1K 4 cdev 2 1K 2 encap_export_host 8 1K 8 inpcbpolicy 11 1K 217 osd 3 1K 9 vnodes 1 1K 1 iov 2 1K 13430 NFSD lckfile 1 1K 1 NFSD V4client 1 1K 1 DEVFS 9 1K 10 feeder 7 1K 7 tcpfunc 3 1K 3 sctp_atky 5 1K 15 loginclass 3 1K 6 CAM dev queue 2 1K 2 CAM I/O Scheduler 1 1K 1 apmdev 1 1K 1 atkbddev 2 1K 2 CAM path 4 1K 1034 ktls 1 1K 1 pmchooks 1 1K 1 prison 4 1K 4 soname 4 1K 5783 filecaps 4 1K 78 nexusdev 5 1K 5 entropy 2 1K 37 sctp_vrf 1 1K 1 sctp_athm 4 1K 13 vnet 1 1K 1 acpiintr 1 1K 1 pmc 1 1K 1 cpus 2 1K 2 vnet_data_free 1 1K 1 Per-cpu 1 1K 1 freework 1 1K 113 p1003.1b 1 1K 1 pf_table 0 0K 0 pf_rule 0 0K 0 pf_altq 0 0K 0 pf_osfp 0 0K 0 pf_temp 0 0K 0 ath_hal 0 0K 0 madt_table 0 0K 2 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 pvscsi 0 0K 0 smartpqi 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 iavf 0 0K 0 ixl 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 fpukern_ctx 0 0K 0 mixer 0 0K 0 xen_intr 0 0K 0 ac97 0 0K 0 xen_hvm 0 0K 0 legacydrv 0 0K 0 qpidrv 0 0K 0 hdacc 0 0K 0 hdac 0 0K 0 dmar_idpgtbl 0 0K 0 dmar_dom 0 0K 0 dmar_ctx 0 0K 0 dmar_dmamap 0 0K 0 hdaa 0 0K 0 acpi_perf 0 0K 0 acpicmbat 0 0K 0 isci 0 0K 0 bxe_ilt 0 0K 0 xenbus 0 0K 0 SIIS driver 0 0K 0 vm_fictitious 0 0K 0 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 UMAHash 0 0K 0 ag_tgt_map_t malloc 0 0K 0 ag_slr_map_t malloc 0 0K 0 vm_pgdata 0 0K 0 jblocks 0 0K 0 savedino 0 0K 88 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 43 freeblks 0 0K 64 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 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 lDevFlags * malloc 0 0K 0 LRO 0 0K 0 sctp_mcore 0 0K 0 sctp_socko 0 0K 0 sctp_iter 0 0K 7 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 7 sctp_aadr 0 0K 0 sctp_stro 0 0K 2 sctp_stri 0 0K 0 sctp_map 0 0K 4 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 tiDeviceHandle_t * malloc 0 0K 0 statfs 0 0K 224 export_host 0 0K 0 cl_savebuf 0 0K 2 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 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 CAM ccb queue 0 0K 0 mrsasbuf 0 0K 0 mpt_user 0 0K 0 mps_user 0 0K 0 biobuf 0 0K 0 aios 0 0K 0 lio 0 0K 0 acl 0 0K 0 MPSSAS 0 0K 0 mbuf_tag 0 0K 109 accf 0 0K 0 pts 0 0K 0 ioctlops 0 0K 99 Witness 0 0K 0 stack 0 0K 0 mps 0 0K 0 mpr_user 0 0K 0 MPRSAS 0 0K 0 mpr 0 0K 0 mfibuf 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 572 sysctl 0 0K 1 ekcd 0 0K 0 dumper 0 0K 0 sendfile 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 pwd 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 NFS FHA 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 db> show ktr No such command; use "help" to list available commands