Wed Jan 8 21:31:53 UTC 2020 NetBSD/amd64 (ci2-netbsd-kubsan-2.c.syzkaller.internal) (console) login: Jan 8 21:31:55 ci2-netbsd-kubsan-2 getty[380]: /dev/ttyE1: Device not configured Jan 8 21:31:55 ci2-netbsd-kubsan-2 getty[551]: /dev/ttyE2: Device not configured Jan 8 21:31:55 ci2-netbsd-kubsan-2 getty[564]: /dev/ttyE3: Device not configured Warning: Permanently added '10.128.0.47' (ECDSA) to the list of known hosts. 2020/01/08 21:32:07 fuzzer started 2020/01/08 21:32:07 dialing manager at 10.128.0.105:35171 2020/01/08 21:32:08 syscalls: 215 2020/01/08 21:32:08 code coverage: enabled 2020/01/08 21:32:08 comparison tracing: enabled 2020/01/08 21:32:08 extra coverage: support is not implemented in syzkaller 2020/01/08 21:32:08 setuid sandbox: support is not implemented in syzkaller 2020/01/08 21:32:08 namespace sandbox: support is not implemented in syzkaller 2020/01/08 21:32:08 Android sandbox: support is not implemented in syzkaller 2020/01/08 21:32:08 fault injection: support is not implemented in syzkaller 2020/01/08 21:32:08 leak checking: support is not implemented in syzkaller 2020/01/08 21:32:08 net packet injection: support is not implemented in syzkaller 2020/01/08 21:32:08 net device setup: support is not implemented in syzkaller 2020/01/08 21:32:08 concurrency sanitizer: support is not implemented in syzkaller 2020/01/08 21:32:08 devlink PCI setup: support is not implemented in syzkaller 21:32:11 executing program 0: getrusage(0x0, &(0x7f0000000000)) r0 = shmget$private(0x0, 0x3000, 0x8, &(0x7f0000ffa000/0x3000)=nil) shmctl$SHM_LOCK(r0, 0x3) getpgrp() shmctl$SHM_LOCK(r0, 0x3) syz_emit_ethernet(0xd9, &(0x7f00000000c0)="604bd72faf19156880bbeefd00f9d311822dd81c2527db9f1d6c452b6e754bed4b95c1465eb4ff3ad1cb848b5c12b265eab62139e74372aa83f725eb68621658828cf4976f89479c3e6e7a0ca366ad30e0f487d0a375ef2edf10ca067bbe71d6d2c55ec4e9535998ba43ceb449c695f9cebb5ad5d1f0b7586db91f1c037e573242dd9b1bfb6bd9d4195418cee3c9d199531fad93b49850c2c3da9c253249a583724c19ee4e4a72614635534fd36bade3bb6672710b2446d2d424e60d25f7d6967fbd157d3c8ac556353314bb7f9ff1e80fb29e19a199838e37") r1 = dup(0xffffffffffffffff) r2 = accept$unix(0xffffffffffffff9c, &(0x7f00000001c0)=@file={0x0, ""/99}, &(0x7f0000000240)=0x65) pipe2(&(0x7f0000000280)={0xffffffffffffffff}, 0x4) socketpair(0x10, 0x50000000, 0xfb, &(0x7f00000002c0)={0xffffffffffffffff}) r5 = open(&(0x7f0000000300)='./file0\x00', 0x0, 0x1ab) r6 = accept$inet6(0xffffffffffffffff, &(0x7f0000000340), &(0x7f0000000380)=0xc) poll(&(0x7f00000003c0)=[{0xffffffffffffffff, 0x101}, {r1, 0x11}, {r2}, {r3, 0x4}, {r4, 0x4}, {0xffffffffffffffff, 0x42}, {0xffffffffffffffff, 0x40}, {r5, 0x4}, {r6, 0x2}], 0x9, 0x0) r7 = openat(0xffffffffffffffff, &(0x7f0000000440)='./file0\x00', 0x160, 0x14) getsockopt$inet_opts(r7, 0x0, 0x1, &(0x7f0000000480)=""/70, &(0x7f0000000500)=0x46) pipe2(&(0x7f0000000540)={0xffffffffffffffff, 0xffffffffffffffff}, 0x1000000) preadv(r8, &(0x7f0000000640)=[{&(0x7f0000000580)=""/184, 0xb8}], 0x1, 0x2) sync() r10 = fork() wait4(r10, 0x0, 0x40, &(0x7f0000000680)) r11 = accept$inet(0xffffffffffffff9c, &(0x7f0000000740), &(0x7f0000000780)=0xc) fsync(r11) execve(&(0x7f00000007c0)='./file0\x00', &(0x7f0000000840)=[&(0x7f0000000800)='{\x00'], &(0x7f00000008c0)=[&(0x7f0000000880)='}@/@-]-\x00']) ptrace(0x1f, 0x0, &(0x7f0000000900), 0x9a) r12 = shmget$private(0x0, 0x2000, 0x4, &(0x7f0000ffc000/0x2000)=nil) shmctl$IPC_RMID(r12, 0x0) syz_emit_ethernet(0x87, &(0x7f0000000940)="b87e755e6a3511c6252adee2e32340756f6e1e3fe18b3cfb2c6f35520403646c0ce1efd1af1e2ead1f26dcf5dae51e32615ea9bc9fafc59f2eba46413e324ccefcb8129b521940b8b19145d271346dd610bfa7c160816f8203ec5b5027c7e760072e424f37b62a72359f98b5e5743ce5d6dc851b1eb92de7969e54d8ac5dd5b8bdfe3feb7cbef1") r13 = fcntl$dupfd(0xffffffffffffffff, 0x0, 0xffffffffffffffff) r14 = socket$unix(0x1, 0x1, 0x0) r15 = openat(0xffffffffffffff9c, &(0x7f0000000b80)='./file0\x00', 0x80, 0x100) pipe(&(0x7f0000000bc0)={0xffffffffffffffff, 0xffffffffffffffff}) r17 = fcntl$getown(0xffffffffffffffff, 0x5) getsockopt$sock_cred(r8, 0xffff, 0x11, &(0x7f0000000c00)={0x0, 0x0}, &(0x7f0000000c40)=0xc) getsockopt$sock_cred(r4, 0xffff, 0x11, &(0x7f0000000c80)={0x0, 0x0, 0x0}, &(0x7f0000000cc0)=0xc) r20 = fcntl$getown(r3, 0x5) r21 = socket$inet(0x2, 0x2, 0x1) pipe2(&(0x7f0000000d00)={0xffffffffffffffff, 0xffffffffffffffff}, 0x400000) r23 = socket$unix(0x1, 0x1, 0x0) socketpair(0x10, 0x5, 0x0, &(0x7f0000000d40)={0xffffffffffffffff}) r25 = getpgrp() r26 = geteuid() getsockopt$SO_PEERCRED(r6, 0xffff, 0x11, &(0x7f0000000d80)={0x0, 0x0, 0x0}, 0xc) r28 = vfork() r29 = getuid() r30 = getgid() getgroups(0x5, &(0x7f0000000dc0)=[0xffffffffffffffff, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0xffffffffffffffff]) sendmsg$unix(r13, &(0x7f0000000f00)={&(0x7f0000000a00)=@abs={0x0, 0x0, 0x2}, 0x8, &(0x7f0000000b40)=[{&(0x7f0000000a40)="5f99747398d2e14c3d82338e61bc179c468f029ae6ec5991927f370479d1c9b868ca5b694064923eea48727e2acc0c811b8073f8d48b03710fef9a182a2953660fe5c2783c93218fcbcd96622e06a54706aa25f8868eb44db34716fe2f163c021eb26fe90ad351550e81e91e711eb6d68fe468394030ab0e79cda175089b63", 0x7f}, {&(0x7f0000000ac0)="ac788fec797c0a8ea7920ded2db888073934f197c941c1d8f33845b5ded0ab3a64891dbbc9bba8c5a367ba04db67edd0f54aa62ad451a14627f515cf6778cf51cc05f106a8925aec85dd2f596958f86d", 0x50}], 0x2, &(0x7f0000000e00)=[@rights={0x20, 0xffff, 0x1, [r4, r14, r15, r16]}, @cred={0x20, 0xffff, 0x2, r17, r18, r19}, @cred={0x20, 0xffff, 0x2, r20, 0x0, 0xffffffffffffffff}, @rights={0x30, 0xffff, 0x1, [r9, r21, r22, r23, r11, r3, r5, r24]}, @cred={0x20, 0xffff, 0x2, r25, r26, r27}, @cred={0x20, 0xffff, 0x2, r28, r29, r30}, @cred={0x20, 0xffff, 0x2, r10, 0x0, r31}], 0xf0, 0xf}, 0x400) 21:32:11 executing program 1: chmod(&(0x7f0000000000)='./file0\x00', 0x34) r0 = dup(0xffffffffffffff9c) fchmodat(r0, &(0x7f0000000040)='./file1\x00', 0x2, 0x600) unlink(&(0x7f0000000080)='./file1\x00') _lwp_create(&(0x7f00000001c0)={0x11, &(0x7f0000000140)={0x4, &(0x7f00000000c0)={0x400f0028, 0x0, {[0x4, 0xc0be, 0x80000000, 0x1fe00000]}, {0x0, 0x8000000000000000, 0x6}, {0x6, 0x3, 'O\x00'}}, {[0x400, 0x7, 0x4, 0x3ff]}, {0xfffffffffffffa39, 0x3470, 0x3}, {0x0, 0x3, '%\x00'}}, {[0x1000, 0x0, 0xba, 0x7]}, {0xff, 0x1, 0x2}, {0x100000000, 0x3, '[\x00'}}, 0x80, &(0x7f0000000240)=0x0) _lwp_suspend(r1) r2 = dup(r0) recvfrom(r2, &(0x7f0000000280)=""/236, 0xec, 0x1000, &(0x7f0000000380)=@in6={0x18, 0x0, 0x9, 0x3ff}, 0xc) r3 = _lwp_self() _lwp_continue(r3) _lwp_wakeup(0xffffffffffffffff) _lwp_continue(r1) _lwp_create(&(0x7f0000000440)={0x2, &(0x7f00000003c0)={0x400f0020, 0x0, {[0x1, 0x80000001, 0x8d0, 0x5]}, {0xff, 0x3f, 0x4}, {0xe7b, 0x6, '{B#&^\x00'}}, {[0x4, 0x7, 0x3, 0xbe]}, {0x5, 0x2, 0x1}, {0x8, 0x9, '\x00'}}, 0x80, &(0x7f00000004c0)=0x0) _lwp_wakeup(r4) r5 = openat(0xffffffffffffffff, &(0x7f0000000500)='./file1\x00', 0x80000, 0x2) sendto$inet6(r5, &(0x7f0000000540)="24128c6388c439f848631e56686ef5a736a9d5ea05bdcb47a6439635eb844f49e7cd39637da83d511d7ea737905859ca0bc1b2d7", 0x34, 0x49626f6c7820f7f6, 0x0, 0x0) r6 = accept(r2, &(0x7f0000000580)=@in, &(0x7f00000005c0)=0xc) accept$inet6(r6, 0x0, &(0x7f0000000600)) r7 = msgget$private(0x0, 0x400) msgctl$IPC_STAT(r7, 0x2, &(0x7f0000000640)=""/160) openat(r0, &(0x7f0000000700)='./file1\x00', 0x100, 0x8) r8 = accept$unix(0xffffffffffffff9c, &(0x7f0000000740)=@file={0x0, ""/4096}, &(0x7f0000001780)=0x1002) r9 = getpgid(0x0) r10 = geteuid() getsockopt$sock_cred(0xffffffffffffffff, 0xffff, 0x11, &(0x7f00000017c0)={0x0, 0x0, 0x0}, &(0x7f0000001800)=0xc) setsockopt$sock_cred(r8, 0xffff, 0x11, &(0x7f0000001840)={r9, r10, r11}, 0xc) r12 = accept(0xffffffffffffffff, &(0x7f0000001880)=@in6, &(0x7f00000018c0)=0xc) accept$inet6(r12, 0x0, &(0x7f0000001900)) bind$unix(r0, &(0x7f0000001940)=@file={0x1, './file1\x00'}, 0xa) r13 = accept$inet6(0xffffffffffffff9c, &(0x7f0000001980), &(0x7f00000019c0)=0xc) sendto$inet6(r13, &(0x7f0000001a00)="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", 0xff, 0x0, 0x0, 0x0) 21:32:11 executing program 2: r0 = getppid() dup(0xffffffffffffff9c) socketpair(0x1f, 0x40000005, 0x3f, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$inet6_MRT6_ADD_MFC(r2, 0x29, 0x68, &(0x7f0000000040)={{0x18, 0x1, 0x379, 0x10000}, {0x18, 0x2, 0x8, 0xfffff280}, 0x8001, [0xffffffff, 0x2a1b, 0x9, 0x5, 0xfffffffd, 0xfffffff7, 0x6, 0x9]}, 0x3c) r3 = shmat(0xffffffffffffffff, &(0x7f0000fff000/0x1000)=nil, 0x2000) shmdt(r3) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000080)={0xffffffffffffffff, 0xffffffffffffffff}) sendmsg(r4, &(0x7f0000000340)={0x0, 0x0, &(0x7f0000000280)=[{&(0x7f00000000c0)="d31fc42735f37ccef7fe9579d5938cb78745fe8a820a41be1c7d543d130ce0d4108469f60a681f66cc09d7b295b8e870009ce3308cdb31d79a46bd44f8ac36fddf4c77cedacdb9ced86df0c84e9783235411c0bec611259c6d24b7d52687f86970bfa2481d9776901403e777b5f8bcd097bdff24ee10b4c5e2f60b02", 0x7c}, {&(0x7f0000000140)="0e24be772e8d18893d391c902e92f4683d6df7c96361a7323760d31a611cf7e1c5bf9fdd53b38c098318577534a52943ac390975e703188a684bf159bf9da11984e0e319074e671b771df0522259f6d4834613b212448b3a43d3dff9ae2ef9eac6cd8766666cbd5396ef67396a38a0f9a7c1576cdf12007dd5", 0x79}, {&(0x7f00000001c0)="6aa679817d7934f9da3b8e618bbfac661147c6575ccef6673a056d1dcbb8d0c89cb885e3fb1e8247513d2fc8c9b035cb2916004aa8ca997451b6ccb50f3055de2f6caac5fab0c462d3211656f21905d8d3cf3c84ed8b23a2843ce9578aa75191deaad335fa0c2573dcb15cee4cbff76045e7d682228410eadcd812d157d466308d7b318f5586f85f613edc827dc1a226e7d73c89ece82e215408d757e6eb2d4df33bca687737b8fc94234f5c72e0edcfd18cf7b1a91fdc8a12f41fac", 0xbc}], 0x3, &(0x7f00000002c0)=[{0x58, 0x0, 0x3, "176ea784545c9c4673af6ff464728b14241c41b66885ad9873d44a7d8cc482db12d60e39608cb8ea6b7f9eb8f3054b7f0351ba26c12df7b3af82a92400519e5332da3def52c1"}], 0x58}, 0x1) r5 = paccept(0xffffffffffffff9c, &(0x7f0000000380)=@un=@abs, &(0x7f00000003c0)=0x8, 0x10000000) sendmsg(r5, &(0x7f0000001b00)={&(0x7f0000000400)=@in={0x2, 0x1}, 0xc, &(0x7f00000009c0)=[{&(0x7f0000000440)="0894d098", 0x4}, {&(0x7f0000000480)="cd77f7e8f013131edf93988678719db08e8d103272dc4f32d6526ff765bfb0b8689fb8570c504bd778b9b74f883dcb6672368bbc3f0ab0f5e6f21a0bc913357452c7aa92a7ed06f445f8789d61ac18c54664a18ff16a28eb3c70b41cc47ee61f940e3968385ffcfb21c2a63053dcf59b8bbfedbc89f777c2a548ebc99797c2f55884602269c125a8aa6bb0c0c13c674e137ef3d438de763428226c", 0x9b}, {&(0x7f0000000540)="9fba0e287e1922eab9a23ca57fef8516db2a683c87eb838ee63db908469a33a719066260647792e39e328f5b3d3f19a32b59d8c6565d0ac686564a64a63b441b61cb2b0c1ca0c2a5d0619de002b053b6c4e735f76436d36779c627fd75295738c844195d3cde3e3e", 0x68}, {&(0x7f00000005c0)="579e8438d239573bc71fb9405cf2261f5d681c4434db4329100b89676cb68ac038de2fa4ccd0f87fc0fb874d738a50449584701f51d984ec5632aa", 0x3b}, {&(0x7f0000000600)="ed25afbbca40953c4b749c70752c1b3fbdc1fb07a8f340db84700b5f5154543d4a019262cd229d52b65b18fbc58cdae439e5794d4d82e4bba06fc0b9f9e2fdd3281f9395aac1f8dda9cbdba7e432539efeba7bc28426f1cae37fa3d4", 0x5c}, {&(0x7f0000000680)="3fb510aaa02d09714f76f698146647443ec27a948b6b1cd20917f4d0b4bfa380220a8c167b26870278a6fe140a83541df593523c19922fb1beed7c164235af50def5fecfb903d78b8f103b20708f2cd7c9eca25349885deb299832b38429b9af7a4fd4605e02e142a448e2d151422abe410c276219cc7beb81bb015fc77058938fcd630eaf2abd73becedbeaef965279a27b15539a42d1", 0x97}, {&(0x7f0000000740)="d96f80b1edcf0f4d829a0ec38a35714dfafd0c0afd3f0560f5ba8054995f310ac36c8561893f3a1e5059827f1a90f06a12803ed22da386139d708ac88cd356bb55146f0815d8b25cf29cc9d68a4d4a2dd7fa7df90492f2ba1a3a9e5fbef66d2f71766d4ed23847e4f6331824303eb710482032c5e3f5837c25c4c765acef90e38530014dc64440608520c4de47126e95d6e18d3eb61b42c75378df13be49f7d12a5e36734579c59ffe03fcdacf9600d26c6fea7b13268506176a36046b77459e39b9399379e57906922243ce9e391592d5ba9e08b79fec33581bfb91a9fb4907a94649e325c9f0d16765a13270a6445a8257bdd1", 0xf4}, {&(0x7f0000000840)="da310a49f4461e3ee9daf88ab23c22db405c1804edf8951a41eb3ea554196795364bf7c366fb53798bab37dc4b48b8ac41b8943eb826d2b76dd1e226c5be7b65597cb975c6b4f5d31a7b1d09a53fe42e474b7b9f2e955dcbd57c519bbc7ca028f6f1760de82764d2378309a4bc80607f186ad605dff5fb42e2cbe2ec996911f609dffedc0b640cc3271ba872871a2040840e8892ea02fea5ecfc80f58e27aa7d25dad26e47c203b2dd558fda6f3b8a43615ae823a10c9bf3c3add14368c7e377801bc18723cb997a7f7540e8b71353db96b1b8983f76bbee3c374d1f81d8b8a8f49a1d8d60a1a8500a62", 0xea}, {&(0x7f0000000940)="88d9a9794ad341829322a1471cb3ca9d001b5c430d80f7d1e42f94c070c48c6d2215d4e9a9ea0d217fd52f7a094b87b689050f7d94a5a162d9222e4cf470685e0493", 0x42}], 0x9, &(0x7f0000000a80)=[{0x1010, 0x29, 0x7, "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"}, {0x68, 0x11, 0x80, "78230d6d1aee156d2293abf00430ad1be62f08fa9ccb74494a6e9915f0fca34c931eff754835946e8ea7ef5cd90b2d79b6c73c733ccfb36ba766ee5d12e184b94f521f0078253e3021e92e0ab822d76bf3661580a6"}], 0x1078}, 0x1222c08dd5f6398c) semctl$IPC_RMID(0x0, 0x0, 0x0) r6 = shmget(0x3, 0x4000, 0x39c, &(0x7f0000ffc000/0x4000)=nil) shmat(r6, &(0x7f0000ffb000/0x2000)=nil, 0x6db96cb2d017cac4) syz_extract_tcp_res(&(0x7f0000001b40), 0x6, 0x6) r7 = open$dir(&(0x7f0000001b80)='./file0\x00', 0x1000000, 0x1a8) r8 = paccept(0xffffffffffffffff, &(0x7f0000001bc0)=@in, &(0x7f0000001c00)=0xc, 0x10000000) accept$inet(r8, &(0x7f0000001c40), &(0x7f0000001c80)=0xc) r9 = paccept(r1, 0x0, &(0x7f00000022c0), 0x40000000) r10 = socket$inet(0x2, 0x40000000, 0x9) r11 = accept$unix(r8, &(0x7f0000002300)=@abs, &(0x7f0000002340)=0x8) r12 = posix_spawn(r0, &(0x7f0000002380)='\x00', &(0x7f0000002400)={0x4, 0xffff, &(0x7f00000023c0)=@dup={0x1, r5, {0x200}}}, &(0x7f0000002440)={0x4c, 0x0, {0x7ff}, 0x100, {[0x0, 0x5b, 0xc5, 0x3]}, {[0x80, 0x3ff, 0xffff, 0xff]}}, &(0x7f0000002480)=['[\'^]/\x00', '@\x00', '}(\x00', '\x00', '\x00', '\x00'], &(0x7f00000024c0)=['[\x00', '']) r13 = geteuid() r14 = getegid() getsockopt$sock_cred(0xffffffffffffffff, 0xffff, 0x11, &(0x7f0000002500)={0x0, 0x0}, &(0x7f0000002540)=0xc) r16 = paccept(r8, &(0x7f0000002580)=@in, &(0x7f00000025c0)=0xc, 0x40000000) sendmsg$unix(r4, &(0x7f0000002680)={&(0x7f0000001cc0)=@abs={0x5bc764f365fe663, 0x0, 0x1}, 0x8, &(0x7f0000002240)=[{&(0x7f0000001d00)="af059eaf99ba65b60ba4cce0f327be846d38eebb2b6f496472d1bd5ea58d33ea5fccd7209f7a7be6f61528a3a8d82bd772775a50c79ce1bcde556db9784c5f79affb6522fb9436dd058ef6f7bc9a05a74217d2cb47f7a126b837312bcf9b4d8079ccd00c7646cd798e95936ee75c38a88de99ad3972d17fc36f03a4aa3d04f670a0b979205870657a5ca5536bd5920b9d9fc9f45bb4aaae6aaf38cd465d81fe0a54bf1da27e80802475ef9a62dbba8270be31303bbae3e1b4422a5b9f36c3e25d5f1c8", 0xc3}, {&(0x7f0000001e00)="d71274a185d933d01c64299ec40f6780f9ffbca54b0ca17044f7b3c4cb32dec6426af20402bbb7dfaf385b68e36c56de549c81308b870661214c1046d2d223a250de46f8edc8bce563f76d76253843bbdf1270a3ff357d94a329a6cc335e48279af720180d0c3d601529b80e3d3bdd97b649be13eeb1529df2dc3af83c85fb4ed5058f91c3c1dca730f3cddddf98e643f1d55a7829bd4c34bd12145d06e838698b4d17bc68de46b6ca557b16", 0xac}, {&(0x7f0000001ec0)="c0b4668f7f9237ba7b7b381dd51f2e4225d4065910fb67c45a978cda47da4bfdacedf4b4b7acd9ef0cab40ba5221de75dd34d9f16216643f583e34614b9951f89a7584804c2f78ee23a2268a8484d285251a26fa77", 0x55}, {&(0x7f0000001f40)="568284682073823626bcae6f55bd53d6b357ac5d4351385b7063b10a6f1ce00b8326ce18bb3e77645bc329b2660357a2ae9eb5520f1a99733132fbb2b35cf8b2e1877d1f6b20d0", 0x47}, {&(0x7f0000001fc0)="dd19b0a12cbf9ab9cefdb466455ff6292bbfb1fb7996d63a22", 0x19}, {&(0x7f0000002000)="180c3082ea28c4ebc6c8db671240ed8de496c7c3d308842fc7fcfc1303ac1d520839a2ff24d838960234be6be0f86c8c78534cfafc7a26591ce40bb92b4a0318325782cdfe1fd41b0d6b79a02a21533736bfd0a7ab7cb7223b10e552edaf7726e7cb23e2b25cc6ca73b323d446874069d5df338af283abae6973f4b3ee588c1d68d51703ec11228de6ff8cd9b80031580f98c513041914bb16d527cb2f1024581b009c21511634c26a4297bd8d90ffb279093c7d6179c48c7aacf76d30a8fc880d8306570da5964381b82a64cb190a9565", 0xd1}, {&(0x7f0000002100)="0a87ab0d31134ad5aa996513d548b14c771d576c4f64f1075d6ee8c6157ddcfd8e7f9e89d5fcdcffe26cc2c3cdc658f5e5d10bbd9ceadaceede722fbb0de4e9a74ee2b80a2a57713c37b2459e4c2eb634404930b35281e4824497fef75", 0x5d}, {&(0x7f0000002180)="461cc60153e797b6d8561da4d033325f6aa0795cd6b1883460f77e62615af179ee162ce0596e80a359385f8e14ce751a65bf6a6974d902c28de5ecfc2135a02971431f88a71be417a12366d94f19d009e46bac68fb9d3107c84b5f7556d260651ba97900d49ccae254ce9876add04d2ca384ac4c7691505fe80530539a41d4a27b", 0x81}], 0x8, &(0x7f0000002600)=[@rights={0x20, 0xffff, 0x1, [r9, r10, 0xffffffffffffff9c, r11]}, @cred={0x20, 0xffff, 0x2, r12, r13, r14}, @cred={0x20, 0xffff, 0x2, r0, r15}, @rights={0x20, 0xffff, 0x1, [r7, r16, r1]}], 0x80, 0x400}, 0x802) semget$private(0x0, 0x2, 0x6b751196806752b4) semop(0xffffffffffffffff, &(0x7f00000026c0)=[{0x3, 0x7, 0xb986155667474b75}, {0x1, 0x8, 0x1800}, {0x1, 0x3f, 0x800}, {0x4, 0x5, 0x1800}, {0x4, 0x9, 0x800}], 0x5) readv(r11, &(0x7f0000002cc0)=[{&(0x7f0000002700)=""/177, 0xb1}, {&(0x7f00000027c0)=""/246, 0xf6}, {&(0x7f00000028c0)=""/150, 0x96}, {&(0x7f0000002980)=""/54, 0x36}, {&(0x7f00000029c0)=""/171, 0xab}, {&(0x7f0000002a80)=""/183, 0xb7}, {&(0x7f0000002b40)=""/27, 0x1b}, {&(0x7f0000002b80)=""/30, 0x1e}, {&(0x7f0000002bc0)=""/252, 0xfc}], 0x9) r17 = open$dir(&(0x7f0000002d80)='./file0\x00', 0x10000, 0x4) unlinkat(r17, &(0x7f0000002dc0)='./file0\x00', 0xc00) 21:32:11 executing program 3: symlink(&(0x7f0000000000)='./file0\x00', &(0x7f0000000040)='./file0\x00') r0 = dup2(0xffffffffffffff9c, 0xffffffffffffff9c) readlinkat(r0, &(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)=""/4096, 0x1000) r1 = open(&(0x7f00000010c0)='./file0\x00', 0x10b8503, 0x43) bind$unix(r1, &(0x7f0000001100)=@file={0x1, './file0\x00'}, 0xa) paccept(r0, &(0x7f0000001140)=@in, &(0x7f0000001180)=0xc, 0x40000000) stat(&(0x7f00000011c0)='./file0\x00', &(0x7f0000001200)) r2 = open$dir(&(0x7f0000001280)='./file0\x00', 0x0, 0x28) renameat(r2, &(0x7f00000012c0)='./file0\x00', 0xffffffffffffffff, &(0x7f0000001300)='./file0\x00') bind$unix(r0, &(0x7f0000001340)=@abs={0x1, 0x0, 0x3}, 0x8) pipe2(&(0x7f0000001380)={0xffffffffffffffff, 0xffffffffffffffff}, 0x1400000) getsockopt$SO_PEERCRED(r0, 0xffff, 0x11, &(0x7f0000001400)={0x0, 0x0, 0x0}, 0xc) r8 = getegid() fchownat(r3, &(0x7f00000013c0)='./file0\x00', r6, r8, 0x300) r9 = semget$private(0x0, 0x4, 0x100) semctl$SETVAL(r9, 0x3, 0x8, &(0x7f0000001440)=0xfffffffc) getpeername$unix(r1, &(0x7f0000001480)=@file={0x0, ""/33}, &(0x7f00000014c0)=0x23) r10 = accept$inet6(r4, &(0x7f0000001500), &(0x7f0000001540)=0xc) r11 = geteuid() setsockopt$sock_cred(r10, 0xffff, 0x11, &(0x7f0000001580)={r5, r11, r7}, 0xc) r12 = semget(0x3, 0x4, 0xbdc765a06811139e) semop(r12, &(0x7f00000015c0)=[{0x1, 0x8, 0x800}, {0x1, 0x9, 0x800}, {0x1, 0x1ff, 0x1800}, {0x1, 0x9, 0x1800}, {0x1, 0x0, 0x1000}], 0x5) fork() _lwp_self() r13 = open(&(0x7f0000001600)='./file0\x00', 0x8, 0x44) dup(r13) r14 = socket$unix(0x1, 0x1, 0x0) getsockopt(r14, 0x4d, 0x8, &(0x7f0000001640)=""/87, &(0x7f00000016c0)=0x57) exit(0x800) chmod(&(0x7f0000001700)='./file0\x00', 0x42) 21:32:12 executing program 4: r0 = socket$inet(0x2, 0xf0000002, 0x69) r1 = accept$inet(r0, 0x0, &(0x7f0000000000)) shutdown(r0, 0x0) symlink(&(0x7f0000000040)='./file0\x00', &(0x7f0000000080)='./file0\x00') socketpair$unix(0x1, 0x5, 0x0, &(0x7f00000000c0)={0xffffffffffffffff}) setsockopt(r2, 0x101, 0x1, &(0x7f0000000100)="ee4baadfbb5312a6bc64331ff0b2b382b7b620f31fc1e053f619a5a2109b0cd62dfd9669e92f1458fa3f0c1199e860a7e2f17bfb8254cf832d69a065953af8e4c2a261d76640e65d34f4a3117e5c4ef6a1a282092dd4a9edb5c9f309da3323a6d3787c7b6189603d15a6278d6da1f612db0080a89e51e5f722d766d76db5d3d559628b90bca96831f4feaf8a2c3902d830abc214ed1c0605065081f9d39714a6f762d1df415c6c0ac7817faf06cdbfc6be2f71fafd5ba52082deb444c8ebc97ed57e30fc8ec4b3f8e7be4ce8f78f4d", 0xcf) r3 = geteuid() seteuid(r3) setsockopt(r2, 0xe93, 0x5, &(0x7f0000000200)="4695dc68166d82f6821cef59", 0xc) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000240)={0xffffffffffffffff}) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000280)) clock_nanosleep(0x3, 0x1, &(0x7f00000002c0)={0x8000000000000000, 0x2}, 0x0) socket$unix(0x1, 0x0, 0x0) socketpair(0x16, 0x0, 0x7, &(0x7f0000000300)={0xffffffffffffffff, 0xffffffffffffffff}) shutdown(r5, 0x1) _lwp_create(&(0x7f0000000440)={0x703eb65609807b9, &(0x7f00000003c0)={0x1c24a2d2b72f8f1e, &(0x7f0000000340)={0x0, 0x0, {[0xcf, 0xfffffff9, 0x3, 0x7]}, {0x4, 0x2, 0x6}, {0x80000001, 0xfffffffffffffffc, '\x00'}}, {[0x4, 0x80000000, 0x7, 0xa0e]}, {0x5, 0x3c83, 0x4}, {0x1, 0x8, ',/\\S)\\\x00'}}, {[0x4, 0x200, 0x1, 0x3]}, {0x1, 0x36e, 0x4}, {0x2, 0x4e1, ':*-:\x00'}}, 0x9316745e0316c447, &(0x7f00000004c0)=0x0) _lwp_create(&(0x7f0000000600)={0x801e0048, &(0x7f0000000580)={0x0, &(0x7f0000000500)={0x400f0020, 0x0, {[0xc1f, 0x7, 0x1, 0x9]}, {0x80000001, 0x4, 0x1d6f99b29aa442df}, {0x6, 0x8, '\x00'}}, {[0x10000000, 0xfffffff7, 0xffffffff, 0x7aa]}, {0xca, 0x5f, 0x59ee811c601c6e95}, {0x4, 0x1f, '\xfe)@#,\x00'}}, {[0x7, 0x5b4, 0x0, 0x2]}, {0x3, 0xff, 0x4}, {0x6, 0xc000000000000, '+\x00'}}, 0x0, &(0x7f0000000680)=0x0) _lwp_unpark_all(&(0x7f00000006c0)=[0xffffffffffffffff, r6, r7], 0x3, &(0x7f0000000700)=0x2) sendto$unix(0xffffffffffffffff, &(0x7f0000000740)="7d28ea94035e2c797150a4522cb791c4c66d9243dbc9e98347dcfb6243c628695b39b288e667ecbdb35e782062859c4d6b037de1cea9eca5c67090bc91a4c9a83f2ef6dc45de2ea36893f7fa3b4784b3f9a368b89aae2965076b03751278d6f9abd1591eaacf4e40e41f3a7871c8455bf89278ee4b1b4a570ea35d06c64e88ad929d0821f5a9afacbfcb7ae6cb75961091bd758669c4e0a87f1d16569f42f0f09c881e4eceea18ee5881eb80c83deaa481d6ed6fa0d686dab111a995", 0xbc, 0x4, &(0x7f0000000800)=@file={0x1, './file0\x00'}, 0xa) r8 = open(&(0x7f0000000840)='./file0\x00', 0x603, 0x80) connect$unix(r8, &(0x7f0000000880)=@abs={0x0, 0x0, 0x1}, 0x8) sync() r9 = getpgrp() r10 = getuid() getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0xffff, 0x11, &(0x7f00000008c0)={0x0, 0x0, 0x0}, 0xc) setsockopt$sock_cred(r1, 0xffff, 0x11, &(0x7f0000000900)={r9, r10, r11}, 0xc) mkdir(&(0x7f0000000940)='./file0\x00', 0x80) r12 = accept(0xffffffffffffffff, &(0x7f0000000980)=@un=@abs, &(0x7f00000009c0)=0x8) getsockopt$SO_PEERCRED(r12, 0xffff, 0x11, &(0x7f0000000a00), 0xc) r13 = open$dir(&(0x7f0000000a40)='./file0\x00', 0x18, 0x1) fcntl$dupfd(r4, 0x0, r13) 21:32:12 executing program 5: r0 = open$dir(&(0x7f0000000000)='./file0\x00', 0x8000, 0x8) fsync(r0) close(r0) vfork() semctl$IPC_STAT(0x0, 0x0, 0x2, &(0x7f0000000040)=""/46) r1 = posix_spawn(0xffffffffffffffff, &(0x7f0000000080)='+#(&%[\\)\x00', &(0x7f0000000100)={0x8000, 0x400, &(0x7f00000000c0)=@close}, &(0x7f0000000140)={0x2, 0xffffffffffffffff, {0x1000}, 0x9, {[0xff, 0x0, 0x80, 0x101]}, {[0x3e, 0x0, 0x9e, 0x8]}}, &(0x7f0000000180)=['\x00', '\x00', '\x00', '\x00', '\x00', '\x00', '\'#\x00'], &(0x7f00000001c0)=['#*#.\xea+\x00']) wait4(r1, &(0x7f0000000200), 0x10, &(0x7f0000000240)) getgroups(0x3, &(0x7f0000000340)=[0x0, 0xffffffffffffffff, 0xffffffffffffffff]) lchown(&(0x7f0000000300)='./file0\x00', 0xffffffffffffffff, r2) getpgid(r1) socket(0x10, 0x40000000, 0x7) r3 = getgid() r4 = getegid() setregid(r3, r4) r5 = socket$inet6(0x18, 0x1, 0x3) connect$inet6(r5, &(0x7f00000003c0)={0x18, 0x3, 0x101, 0x9}, 0xc) r6 = dup(0xffffffffffffffff) mknodat(r6, &(0x7f0000000400)='./file0\x00', 0x801, 0x9) _lwp_create(&(0x7f0000000540)={0x400f0020, &(0x7f00000004c0)={0x2, &(0x7f0000000440)={0x8, 0x0, {[0x359a80, 0x6, 0x3]}, {0x2, 0x2, 0x1}, {0x0, 0x1, '+#(&%[\\)\x00'}}, {[0x7, 0xda, 0x8, 0x2]}, {0x7fff, 0x0, 0xa}, {0x7, 0x0, '\x00'}}, {[0x1000, 0x2, 0x80000000]}, {0x3, 0x6}, {0x4, 0xd6, '\'#\x00'}}, 0x40, &(0x7f00000005c0)=0x0) _lwp_getname(r7, &(0x7f0000000600)=""/3, 0x3) socket$unix(0x1, 0x0, 0x0) r8 = socket$inet(0x2, 0x4, 0x5) getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0xffff, 0x11, &(0x7f0000000640)={0x0, 0x0}, 0xc) setsockopt$sock_cred(r8, 0xffff, 0x11, &(0x7f0000000680)={r1, r9, r2}, 0xc) open$dir(&(0x7f00000006c0)='./file0\x00', 0xd89cb91ce8a93603, 0x19) readv(r6, &(0x7f0000001a40)=[{&(0x7f0000000700)=""/176, 0xb0}, {&(0x7f00000007c0)=""/149, 0x95}, {&(0x7f0000000880)=""/209, 0xd1}, {&(0x7f0000000980)=""/4096, 0x1000}, {&(0x7f0000001980)=""/88, 0x58}, {&(0x7f0000001a00)=""/49, 0x31}], 0x6) mkdirat(r0, &(0x7f0000001ac0)='./file0\x00', 0x13) open$dir(&(0x7f0000001b00)='./file0\x00', 0xf5fc39a6e0ff89de, 0x8) r10 = open(&(0x7f0000001b80)='./file0\x00', 0x20, 0x100) linkat(0xffffffffffffff9c, &(0x7f0000001b40)='./file0\x00', r10, &(0x7f0000001bc0)='./file0\x00', 0xa00) 21:32:13 executing program 2: r0 = socket(0x2, 0x1, 0x0) connect(r0, &(0x7f0000000100)=ANY=[@ANYBLOB="00002e2f66696c65302f66696c6530006d773dc7"], 0x10) accept$unix(r0, &(0x7f0000000000)=@abs, &(0x7f0000000040)=0x8) socketpair$unix(0x18, 0x2, 0x0, 0x0) getsockopt$SO_PEERCRED(0xffffffffffffff9c, 0xffff, 0x11, &(0x7f0000000140), 0xc) r1 = socket(0x0, 0x1, 0x4) symlink(&(0x7f0000000080)='./file0/file0\x00', &(0x7f00000000c0)='./file0/file0\x00') close(r1) socket(0x10, 0x5, 0xb3) r2 = semget$private(0x0, 0x7, 0x0) semop(r2, &(0x7f0000000240)=[{0x0, 0x6, 0x1000}, {0x0, 0x3f}, {0x0, 0x3}, {0x0, 0x7}, {0x0, 0x68}, {0x0, 0xfffffffffffffffc}, {0x1, 0xfffffffffffffff8}], 0x7) semop(r2, &(0x7f0000000240), 0x6) semctl$SETVAL(r2, 0x0, 0x8, &(0x7f0000000000)=0x1) semctl$SETVAL(r2, 0x1, 0x8, &(0x7f0000000080)=0x8) semop(r2, &(0x7f00000010c0), 0x0) semctl$IPC_RMID(r2, 0x0, 0x0) 21:32:14 executing program 2: open$dir(&(0x7f0000000000)='./file0\x00', 0x4c0700, 0x0) r0 = open(&(0x7f0000000180)='./file0\x00', 0x0, 0x0) r1 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c2, 0x0) writev(r1, &(0x7f0000000340)=[{&(0x7f0000000180), 0x81700}], 0x1000000000000013) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x55ad85fd40ecec69, 0xa11, r1, 0x0, 0x0) r2 = dup(0xffffffffffffff9c) openat(r2, &(0x7f0000000040)='./file0\x00', 0x10000, 0x140) mmap(&(0x7f0000000000/0x3000)=nil, 0x3000, 0x2, 0x10, r0, 0x0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000000)) r3 = socket(0x2, 0x1, 0x0) connect(r3, &(0x7f0000000000)=@un=@file={0x0, './file0/file0\x00'}, 0x10) readv(r3, &(0x7f00000002c0)=[{&(0x7f0000000080)=""/11, 0xb}, {&(0x7f00000000c0)=""/27, 0x1b}, {&(0x7f0000000140)=""/14, 0xe}, {&(0x7f00000001c0)=""/12, 0xc}, {&(0x7f0000000200)=""/62, 0x3e}, {&(0x7f0000000380)=""/4096, 0x1000}, {&(0x7f0000000240)=""/124, 0x7c}, {&(0x7f0000001380)=""/179, 0xb3}], 0x8) __clone(0x0, 0x0) 21:32:14 executing program 1: mknodat(0xffffffffffffff9c, &(0x7f0000000000)='./file0\x00', 0x1000, 0x0) r0 = socket(0x2, 0x1, 0x0) connect(r0, &(0x7f0000000000)=@un=@file={0x0, './file0/file0\x00'}, 0x10) symlink(&(0x7f0000000100)='./file0/file0\x00', &(0x7f0000000140)='./file0/file0\x00') socket$inet(0x2, 0x3, 0x8) r1 = socket(0x2, 0x1, 0x0) connect(r1, &(0x7f0000000000)=@un=@file={0x0, './file0/file0\x00'}, 0x10) r2 = fcntl$dupfd(r1, 0x0, 0xffffffffffffffff) unlinkat(r2, &(0x7f0000000080)='./file0\x00', 0x400) open$dir(&(0x7f0000000040)='./file0\x00', 0x50040, 0xc4) r3 = socket(0x2, 0x1, 0x0) connect(r3, &(0x7f0000000000)=@un=@file={0x0, './file0/file0\x00'}, 0x5) accept(r3, 0x0, &(0x7f0000000180)) listen(r3, 0x0) r4 = open$dir(&(0x7f00000000c0)='./file0\x00', 0x400004002c5, 0x0) fcntl$setstatus(r4, 0x4, 0x0) [ 48.6335719] WARNING: defaulted mmap() share type to MAP_PRIVATE (pid 483 command syz-executor.2) 21:32:15 executing program 3: r0 = open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000002c2, 0x0) writev(r0, &(0x7f0000000340)=[{&(0x7f0000000180), 0x81700}], 0x1000000000000013) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x55ad85fd40ecec69, 0xa11, r0, 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x100) r1 = open$dir(&(0x7f0000000100)='./file0\x00', 0x0, 0x0) open(&(0x7f0000000040)='./file1\x00', 0xa0808, 0x2) mmap(&(0x7f0000ffa000/0x4000)=nil, 0x4000, 0x0, 0x10, r1, 0x0, 0x0) 21:32:15 executing program 1: socket(0x0, 0x0, 0x0) r0 = open(&(0x7f0000000040)='./file0\x00', 0x70e, 0x0) pwritev(r0, &(0x7f0000000140)=[{&(0x7f00000004c0)="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", 0x188}], 0x1, 0x0) mmap(&(0x7f0000000000/0x13000)=nil, 0x13000, 0x5, 0x10, r0, 0x0, 0x0) mkdir(&(0x7f00000000c0)='./file0/file0\x00', 0x0) mkdir(&(0x7f0000000180)='./file0\x00', 0x0) mkdir(&(0x7f0000000080)='./file0/file0\x00', 0x0) rename(&(0x7f0000000080)='./file0\x00', &(0x7f00000000c0)='./file0\x00') open$dir(&(0x7f0000000100)='./file0\x00', 0x40000400000006c2, 0x0) r1 = socket(0x2, 0x1, 0x0) connect(r1, &(0x7f0000000000)=@un=@file={0x0, './file0/file0\x00'}, 0x10) fcntl$setflags(r1, 0x2, 0x1) [ 49.3680210] ubc_uiomove: error=14 [ 49.3815291] ubc_uiomove: error=14 [ 49.4125312] WARNING: defaulted mmap() share type to MAP_PRIVATE (pid 483 command syz-executor.2) 21:32:15 executing program 2: r0 = open(&(0x7f0000000100)='./file0\x00', 0x80, 0x10) r1 = socket(0x2, 0x1, 0x0) connect(r1, &(0x7f0000000000)=@un=@file={0x0, './file0/file0\x00'}, 0x10) connect$unix(r0, &(0x7f00000000c0)=ANY=[@ANYBLOB="8202", @ANYPTR=&(0x7f0000000040)=ANY=[@ANYRESDEC=r1]], 0x2) r2 = socket(0x2, 0x3, 0x0) connect$unix(r2, &(0x7f0000000000)=ANY=[@ANYBLOB], 0x10) setsockopt$inet_opts(r2, 0x0, 0x1, &(0x7f0000000080)="891400000000db00080020000025c6149b33ff0f", 0x14) write(r2, 0x0, 0x0) [ 49.4792993] WARNING: defaulted mmap() share type to MAP_PRIVATE (pid 650 command syz-executor.1) [ 49.7129929] WARNING: defaulted mmap() share type to MAP_PRIVATE (pid 485 command syz-executor.3) [ 49.8131484] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/subr_time.c:344:3, signed integer overflow: -9223372036854775808 - 49 cannot be represented in type 'long int' [ 49.8354735] cpu0: Begin traceback... [ 49.8576429] vpanic() at netbsd:vpanic+0x2aa [ 49.9244109] isAlreadyReported() at netbsd:isAlreadyReported [ 49.9911789] HandleOverflow() at netbsd:HandleOverflow+0x1fb [ 50.0579479] ts2timo() at netbsd:ts2timo+0x649 [ 50.1247144] nanosleep1() at netbsd:nanosleep1+0x3e [ 50.1803557] sys_clock_nanosleep() at netbsd:sys_clock_nanosleep+0xb7 [ 50.2471265] sys___syscall() at netbsd:sys___syscall+0x1c8 [ 50.3138947] syscall() at netbsd:syscall+0x29a [ 50.3361530] --- syscall (number 198) --- [ 50.3361530] Skipping crash dump on recursive panic [ 50.3486589] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/amd64/db_machdep.c:153:24, member access within misaligned address 0x4 for type 'struct x86_64_frame' which requires 8 byte alignment [ 50.3719875] Faulted in mid-traceback; aborting... [ 50.3719875] fatal breakpoint trap in supervisor mode [ 50.3808554] trap type 1 code 0 rip 0xffffffff8021e7cd cs 0x8 rflags 0x282 cr2 0x20001a40 ilevel 0 rsp 0xffff9380b1604960 [ 50.3949389] curlwp 0xffffcc115967e8e0 pid 637.3 lowest kstack 0xffff9380b16022c0 Stopped in pid 637.3 (syz-executor.4) at netbsd:breakpoint+0x5: leave ? breakpoint() at netbsd:breakpoint+0x5 db_panic() at netbsd:db_panic+0xd1 vpanic() at netbsd:vpanic+0x2aa isAlreadyReported() at netbsd:isAlreadyReported HandleTypeMismatch.part.1() at netbsd:HandleTypeMismatch.part.1+0xcc HandleTypeMismatch() at netbsd:HandleTypeMismatch+0x7b db_nextframe() at netbsd:db_nextframe+0x6f6 db_stack_trace_print() at netbsd:db_stack_trace_print+0x2c4 db_panic() at netbsd:db_panic+0x8b vpanic() at netbsd:vpanic+0x2aa isAlreadyReported() at netbsd:isAlreadyReported HandleOverflow() at netbsd:HandleOverflow+0x1fb ts2timo() at netbsd:ts2timo+0x649 nanosleep1() at netbsd:nanosleep1+0x3e sys_clock_nanosleep() at netbsd:sys_clock_nanosleep+0xb7 sys___syscall() at netbsd:sys___syscall+0x1c8 syscall() at netbsd:syscall+0x29a --- syscall (number 198) --- [ 50.4031251] Skipping crash dump on recursive panic [ 50.4031251] panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/amd64/amd64/db_machdep.c:154:14, member access within misaligned address 0x4 for type 'struct x86_64_frame' which requires 8 byte alignment [ 50.4031251] Faulted in mid-traceback; aborting... [ 50.4031251] fatal breakpoint trap in supervisor mode [ 50.4031251] trap type 1 code 0 rip 0xffffffff8021e7cd cs 0x8 rflags 0x282 cr2 0x20001a40 ilevel 0x8 rsp 0xffff9380b1603660 [ 50.4031251] curlwp 0xffffcc115967e8e0 pid 637.3 lowest kstack 0xffff9380b16022c0 Stopped in pid 637.3 (syz-executor.4) at netbsd:breakpoint+0x5: leave