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Title Repro Cause bisect Fix bisect Count Last Reported Patched Closed Patch
MSan: Uninitialized Memory in ip6_hopopts_input C 6 288d 291d 3/3 288d f09779b4fc4e ip6_output: Initialize plen for ip6_hopopts_input.
UBSan: Undefined Behavior in dounmount C 130 288d 291d 3/3 288d b7772f668d24 dounmount: Avoid &((struct vnode_impl *)NULL)->vi_vnode.
assert failed: sc->sc_parent->dk_rawopens > NUM C 59 857d 888d 3/3 552d 804127267a30 dk(4): Use disk_begindetach and rely on vdevgone to close instances.
panic: kernel di.NUM=S2dagnostic assertion "uio->uio_iovcnt > NUM" failed: file "/syzkaller/managers/ci2-netbs 1 664d 664d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: uAiio->uio_iovcnt > NUM 1 652d 652d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: uio->uio_iovcnt > NUM C 34 627d 1089d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: %uio->uio_iovcnt > NUM C 1 662d 662d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
panic: keexecrnel diagnostic assertion "uio->uio_iovcnt > NUM" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kerne syz 1 867d 867d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
panic: F8kernel diagnostic assertion "uio->uio_iovcnt > NUM" failed: file "/syzkaller/managers/ci2-netbsd- C 1 1089d 1089d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
ASan: Unauthorized Access in uiomove C 16 662d 1116d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
panic: kernel dAiagnos@t ic assertion "uio->uio_iovcnt > NUM" failed: f 1 664d 664d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: uio->uio_iohsyz-vcnt > NUM C 1 663d 663d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
panic: kernel diagnostic assertion "uio->uio_iovcnt > NUM" failed: file "/syzkaller/managers/ci2-netbsd-kmsa 1 654d 654d 3/3 620d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: !netq->netq_stopping 1 643d 643d 3/3 632d 2b696ab4fdff Fix missing check for netq->netq_stopping in vioif_rx_intr()
assert failed: sc->sc_dk.dk_openmask == NUM C 22 633d 650d 3/3 633d 17fe932c5f6c dk(4): dkclose must handle a dying wedge too to close the parent. 76abd28dc391 ioctl(DIOCRMWEDGES): Delete only idle wedges.
assert failed: mutex_owned(&sc->sc_dk.dk_openlock) 4 645d 650d 3/3 643d 76e8386e9976 dk(4): Fix lock assertion in size increase: parent's, not wedge's.
UBSan: Undefined Behavior in tmpfs_reg_resize 1 646d 646d 3/3 643d 08655e8aab1e tmpfs: Refuse sizes that overflow round_page.
panic: LOCKDEBUG: Mutex error: mi_userret,NUM: sleep lock held 6 650d 651d 3/3 650d 569b1a993381 disk(9): Fix missing unlock in error branch in previous change.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/kern/subr_pserialize.c:LINE, member 39 659d 661d 3/3 657d 245f5e21b00b pserialize(9): Fix bug in recent micro-optimization.
panic: kernel debugging assertion "notin" failed: file "/syzkaller/managers/ci2-netbsd/kernel/sys/kern/subr_pserialize.c 1 658d 658d 3/3 657d 8727589ebb95 pserialize(9): Fix buggy assertion inside assertion.
UBSan: Undefined Behavior in playtone C 1 673d 673d 3/3 672d 5d38fb5bcae7 spkr(4): Avoid some overflow issues.
ASan: Unauthorized Access in playtone C 2 673d 673d 3/3 672d 5d38fb5bcae7 spkr(4): Avoid some overflow issues.
panic: sockaddr_copy: source too long, NUM < NUM bytes C 9 675d 683d 3/3 673d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
ASan: Unauthorized Access in ifreq_setaddr (2) 7 673d 699d 3/3 673d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
MSan: Uninitialized Memory in ifreq_setaddr C 8 674d 683d 3/3 673d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
ASan: Unauthorized Access in sockaddr_dup C 3 679d 682d 3/3 673d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
MSan: Uninitialized Memory in sin_print C 4 699d 715d 3/3 673d d425b16c66a5 sockaddr_alloc(9): Avoid uninitialized buffer in sockaddr_checklen.
assert failed: sa->sa_len <= sizeof(ifr.ifr_ifru) C 10 674d 680d 3/3 673d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
ASan: Unauthorized Access in sat_print C 10 674d 695d 3/3 673d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
netbsd boot error: ASan: Unauthorized Access in evcnt_attach_dynamic 33 680d 681d 3/3 675d 317ef74dd360 vioif(4): fix wrong memory allocation size
netbsd boot error: assert failed: len <= map->dm_mapsize - offset (2) 135 675d 678d 3/3 675d 31edf7b5b57e virtio(4): Fix sizing of virtqueue allocation.
netbsd boot error: page fault in virtio_free_vq 27 679d 681d 3/3 675d a66d32465828 Added check of pointer for allocated memory before release of resource
panic: kernel debugging assertion "off + len <= m_length(m0)" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel syz 5 684d 702d 3/3 682d 4ae0945c2b68 in6: make sure a user-specified checksum field is within a packet
panic: kernel debugging assertion "off + len <= m_length(m0)" failed: file "/syzkaller/managers/ci2-netbsd/kernel/sys/ke syz 1 684d 684d 3/3 682d 4ae0945c2b68 in6: make sure a user-specified checksum field is within a packet
panic: kernel debugging assertion "off + len <= m_length(m0)" failed: file "/syzkaller/managers/ci2-netbsd-kmsan/kernel/ syz 3 684d 702d 3/3 682d 4ae0945c2b68 in6: make sure a user-specified checksum field is within a packet
assert failed: fmi->fmi_mount->mnt_lower == NULL C 5 724d 733d 3/3 718d af759f02178d When mounting a union file system set its lower mount only on success.
assert failed: size > NUM C 4 751d 751d 3/3 749d 9e1aa1e4ed1b It is not sufficient to have a comment /* Sanity check the size. */, also check the size is greater than zero and a multiple of DEV_BSIZE.
protection fault in __asan_load4 C 3 837d 989d 3/3 772d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
page fault in __asan_load4 (3) C 64 787d 942d 3/3 772d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
page fault in ppptioctl C 6 826d 931d 3/3 772d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
protection fault in ppptioctl C 3 798d 989d 3/3 772d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
UBSan: Undefined Behavior in ppptioctl C 9 783d 931d 3/3 772d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
assert failed: bp->b_vp == vp C 125 774d 1494d 3/3 773d 1f3bc2830b81 swap: disallow user opens of swap block device
panic: dead fs operation used (2) C 8 783d 793d 3/3 782d 85cb97f0d716 Harden layered file systems usage of field "mnt_lower" against forced unmounts of the lower layer.
page fault in VFS_STATVFS syz 1 790d 790d 3/3 782d 85cb97f0d716 Harden layered file systems usage of field "mnt_lower" against forced unmounts of the lower layer.
UBSan: Undefined Behavior in ip_ctloutput C 22 823d 827d 3/3 796d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
page fault in ip_ctloutput C 18 823d 826d 3/3 796d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
UBSan: Undefined Behavior in tcp_bind_wrapper C 8 824d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_shutdown_wrapper C 45 823d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_bind_wrapper C 9 825d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_recvoob_wrapper C 23 823d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_sockaddr_wrapper C 32 823d 826d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in ip6_ctloutput C 5 824d 826d 3/3 796d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
page fault in ip_setmoptions C 2 826d 826d 3/3 796d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
page fault in ip6_ctloutput C 4 824d 826d 3/3 796d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
UBSan: Undefined Behavior in tcp_listen_wrapper C 15 823d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_connect_wrapper C 23 824d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_recvoob_wrapper C 26 823d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_sockaddr_wrapper C 25 823d 827d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_connect_wrapper C 18 823d 826d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_listen_wrapper C 17 823d 826d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_shutdown_wrapper C 36 823d 826d 3/3 796d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in lf_advlock (3) C 2 820d 820d 3/3 796d 1a4aa843e5ad kern/vfs_lockf.c: Parenthesize to make arithmetic match check.
assert failed: !topdown || hint <= orig_hint C 474 799d 972d 3/3 799d 4d78161c33fb mmap(2): Avoid arithmetic overflow in search for free space.
page fault in umap_bypass C 9 801d 807d 3/3 800d db9cd5dd3e78 When testing whiteout support on the underlying file system union_mount() should not use a NULL componentname as not all file systems can handle it.
UBSan: Undefined behavior (7) 1 807d 807d 3/3 800d db9cd5dd3e78 When testing whiteout support on the underlying file system union_mount() should not use a NULL componentname as not all file systems can handle it.
UBSan: Undefined Behavior in umap_bypass C 30 801d 807d 3/3 800d db9cd5dd3e78 When testing whiteout support on the underlying file system union_mount() should not use a NULL componentname as not all file systems can handle it.
assert failed: fstrans_is_owner(mp) (2) C 3 831d 831d 3/3 813d aac0938bfe9c Tmpfs_mount() uses tmpfs_unmount() for cleanup if set_statvfs_info() fails. This will not work as tmpfs_unmount() needs a suspended file system.
UBSan: Undefined Behavior in quota1_handle_cmd_get C 2 864d 864d 3/3 863d d111e83da20a compat_50_quota: reject invalid quota id types.
UBSan: Undefined Behavior in bpf_ioctl (2) C 2 882d 882d 3/3 882d 5e84044ef5a3 bpf(4): Reject bogus timeout values before arithmetic overflows.
page fault in raidioctl 1 889d 889d 3/3 888d 8c026762c3a1 RAIDframe must be initialized for the RAIDFRAME_SET_LAST_UNIT and RAIDFRAME_SHUTDOWN ioctls.
assert failed: (l = dev->dv_detaching) == curlwp C 2 892d 892d 3/3 890d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
UBSan: Undefined Behavior in config_detach_commit C 13 891d 902d 3/3 890d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
panic: netbsd:vpanic+0x282 1 910d 910d 3/3 890d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
page fault in __asan_load8 (6) C 23 891d 930d 3/3 890d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
page fault in config_detach_commit C 8 892d 902d 3/3 890d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
assert failed: dev->dv_detaching == curlwp C 236 903d 1018d 3/3 890d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
assert failed: kpreempt_disabled() (2) syz 4 899d 900d 3/3 893d 1e8b246aa870 KERNEL_LOCK(9): Need kpreempt_disable to ipi_send, oops.
assert failed: curcpu() != ci C 1 899d 899d 3/3 898d e94ab9ad30fc KERNEL_LOCK(9): Record kernel lock holder in fast path too.
assert failed: lktype != LK_NONE C 8 1021d 1021d 3/3 901d Fix mistake in error branch locking caused by previous changes. vput(vp) also unlocks vp, thus unlocking happens twice in error flow causing kernel to panic with failed assertion lktype != LK_NONE in vfs_vnode.c#778. Thanks riastradh with finding the issue.
assert failed: sn->sn_opencnt 18 909d 1006d 3/3 903d 2ab99543441b specfs: Refuse to open a closing-in-progress block device.
MSan: Uninitialized Memory in rum_attach syz 2 904d 904d 3/3 903d 3259e3c92306 rum(4): Avoid uninitialized garbage in failed register read.
assert failed: sd->sd_closing C 20 935d 1022d 3/3 903d 2ab99543441b specfs: Refuse to open a closing-in-progress block device.
assert failed: !fmi->fmi_gone C 3 926d 926d 3/3 905d 3221343e60bf Finish previous, evaluate the lowest mount on first access to "struct mount_info" and store it here so we no longer derefence the "struct mount" from fstrans_alloc_lwp_info().
page fault in vrefcnt syz 2 909d 909d 3/3 905d 440d02956565 raidframe: reject invalid values for numCol and numSpares
MSan: Uninitialized Memory in rf_UnconfigureVnodes syz 5 909d 911d 3/3 905d 440d02956565 raidframe: reject invalid values for numCol and numSpares
ASan: Unauthorized Access in rf_UnconfigureVnodes syz 8 909d 911d 3/3 905d 440d02956565 raidframe: reject invalid values for numCol and numSpares
panic: kmem_free(ADDR, NUM) != allocated size NUM; overwrote? C 3 914d 914d 3/3 905d bd3b97511997 ptyfs: Don't copy out cookies past end of buffer.
UBSan: Undefined Behavior in vrefcnt syz 5 909d 911d 3/3 905d 440d02956565 raidframe: reject invalid values for numCol and numSpares
UBSan: Undefined Behavior in sys_rasctl (2) C 4 907d 908d 3/3 907d 9bb32e73c033 rasctl(2): Avoid arithmetic overflow.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) (4) C 4 909d 909d 3/3 908d 388438075058 uirda(4): Unconditionally initializes mutexes and selq on attach.
netbsd boot error: panic: pmap_get_physpage: out of memory 51 910d 913d 3/3 910d 1369379d4106 allow KMSAN to work again by restoring the limiting of kva even with NKMEMPAGES_MAX_UNLIMITED. we used to limit kva to 1/8 of physmem but limiting to 1/4 should be enough, and 1/4 still gives the kernel enough kva to map all of the RAM that KMSAN has not stolen.
UBSan: Undefined Behavior in sys_rasctl C 10 910d 913d 3/3 910d ab293a4a7778 rasctl(2): Avoid overflow in address range arithmetic.
ASan: Unauthorized Access in _prop_object_internalize_context_alloc C 6 912d 912d 3/3 910d efe5c7855eb5 proplib: Don't run off end of buffer with memcmp.
panic: ASan: Unauthorized Access In ADDR: Addr ADDR [NUM bytes, write, MallocRedZone] C 1 914d 914d 3/3 910d bd3b97511997 ptyfs: Don't copy out cookies past end of buffer.
UBSan: Undefined Behavior in lf_advlock (2) C 2 913d 913d 3/3 910d c176bd8b3461 kern/vfs_lockf.c: Fix overflow in overflow detection.
UBSan: Undefined Behavior in physio.cold C 2 1428d 1428d 3/3 936d c02dc4be552e physio(9): Avoid left shift of negative in alignment check.
assert failed: l->l_lid == pls->pl_lwpid C 133 936d 1716d 3/3 936d 3f5ac2f440aa ptrace(PT_LWPSTATUS): Fix lid=0 case.
UBSan: Undefined Behavior in compat_43_ttioctl.cold (2) C 119 938d 1527d 3/3 936d 1ee0fc7f9c22 tty_43: Do unsigned arithmetic to avoid shift into sign bits.
UBSan: Undefined Behavior in cpuctl_ioctl.cold C 44 939d 1409d 3/3 937d 72a9875cfdda cpuio.h: Use uint8_t, not bool.
UBSan: Undefined Behavior in tty_get_qsize.cold.5 C 63 1604d 1618d 3/3 937d ad11505eeb84 tty: Avoid undefined behaviour (left shift of 1 by 31 places overflows int)
UBSan: Undefined Behavior in compat_43_ttioctl.cold.0 C 122 1603d 1665d 3/3 937d c32467e14928 tty_43: Check a bitset from userspace is valid before shifting it
assert failed: fli != NULL && !fli->fli_mountinfo->fmi_gone C 4 1423d 1423d 3/3 938d 42ef1506f14b While one thread runs vgone() it is possible for another thread to grab a "v_mount" that will be freed before it uses this mount for fstrans_start().
panic: dead fs operation used C 109 941d 1532d 3/3 938d 4c6398a93d72 Make dead vfs ops "vfs_statvfs" and "vfs_vptofh" return EOPNOTSUPP. Both operations may originate from (possible dead) vnodes.
page fault in __asan_load8 (5) C 2 940d 940d 3/3 939d 98368ce402c5 ifioctl(9): Don't touch ifconf or ifreq until command is validated.
page fault in compat_ifconf C 1 940d 940d 3/3 939d 98368ce402c5 ifioctl(9): Don't touch ifconf or ifreq until command is validated.
UBSan: Undefined Behavior in compat_ifconf C 37 940d 1145d 3/3 939d 98368ce402c5 ifioctl(9): Don't touch ifconf or ifreq until command is validated.
UBSan: Undefined Behavior in udv_attach C 2 941d 941d 3/3 941d 583a8e6e3a6f mmap(2): Prohibit overflowing offsets for non-D_NEGOFFSAFE devices.
MSan: Uninitialized Memory in pppioctl C 3 981d 1004d 3/3 941d 59e62decad23 net/if_ppp.c: Avoid user-controlled overrun in PPPIOCSCOMPRESS.
MSan: Uninitialized Memory in ifq_enqueue (2) C 6 972d 1143d 3/3 945d 311083ee523b sendto(2), recvfrom(2): Scrub internal struct msghdr on stack.
UBSan: Undefined Behavior in settime1.constprop.5 C 6 1603d 1703d 3/3 945d d5c20c2f7d03 kern_time: prevent the system clock from being set too low or high
page fault in __asan_store1 C 23 1311d 1312d 3/3 945d 6cfadad833d3 Improve Christos's vn_open fix.
UBSan: Undefined Behavior in route_filter C 3 946d 946d 3/3 945d 54579f919bf1 route(4): Use m_copydata, not misaligned mtod struct access.
UBSan: Undefined Behavior in lf_advlock C 138 948d 1709d 3/3 946d 3ca83894cccd vfs(9): Avoid arithmetic overflow in lf_advlock.
assert failed: p != NULL (2) C 5 966d 966d 3/3 946d ee077f1ff323 uvideo(4): Make alloc logic match free logic.
MSan: Uninitialized Memory in comintr (2) syz 3 985d 988d 3/3 946d 501a519f2746 ktrace(9): Zero-initialize padding for ktr_psig records.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) (3) C 4 947d 947d 3/3 946d 1595c1ec759c upgt(4): Make upgt_free_cmd match upgt_alloc_cmd.
panic: LOCKDEBUG: Mutex error: mi_userret,116: sleep lock held C 704 946d 1586d 3/3 946d 5d4501959988 sequencer(4): Fix lock leak in ioctl(FIOASYNC).
assert failed: (!cpu_intr_p() && !cpu_softintr_p()) || (pc->pc_pool.pr_ipl != IPL_NONE || cold || panicstr != NULL) C 5398 947d 1195d 3/3 947d 9b17a1de3d64 ktrace(9): Fix mutex detection in ktrcsw. 7baa9e8e9079 sleepq(9): Pass syncobj through to sleepq_block.
panic: vfs load failed for `compat_12', error NUM (2) 1 1021d 1021d 3/3 947d 9b17a1de3d64 ktrace(9): Fix mutex detection in ktrcsw.
UBSan: Undefined Behavior in compat_50_route_output (2) C 3 947d 947d 3/3 947d 0ac8a4883e80 route(4): Avoid unaligned access to struct rt_msghdr, take two.
assert failed: usp->tv_nsec >= NUM C 31 947d 948d 3/3 947d 85232e61d86a recvmmsg(2): More timespec validation.
assert failed: usp->tv_nsec < ADDRL C 79 947d 948d 3/3 947d 85232e61d86a recvmmsg(2): More timespec validation.
panic: ernel diagnostic assertion "(!cpu_intr_p() && !cpu_softintr_p()) || (pc->pc_pool.pr_ipl != IPL_NONE || cold || pa 1 1021d 1021d 3/3 947d 9b17a1de3d64 ktrace(9): Fix mutex detection in ktrcsw.
page fault in rf_fail_disk C 1 950d 950d 3/3 948d cb9f2873bc80 RAIDframe must be initialized for the RAIDFRAME_FAIL_DISK80 ioctl.
page fault in uaudio_attach C 3 1136d 1137d 3/3 948d fccfc6a75979 Fix a null-deref
assert failed: pipe != NULL C 5 1141d 1501d 3/3 948d 04d39af408ac umidi(4): Fix fencepost in error branch.
panic: tcp_output: no template C 5612 950d 2167d 3/3 948d 9515e062613e tcp(4): Bail early on sendoob if not connected.
assert failed: tp->t_oproc != NULL C 3 963d 963d 3/3 948d 332204ac46c2 remove KASSERT() checking for t_oproc at open since assigning this line discipline to a pty may not have that set. Instead do a runtime check to ensure that the function exists before calling it, as ttstart() handles it.
UBSan: Undefined Behavior in rf_fail_disk C 2 950d 950d 3/3 948d cb9f2873bc80 RAIDframe must be initialized for the RAIDFRAME_FAIL_DISK80 ioctl.
UBSan: Undefined Behavior in gettimeleft C 20 955d 1418d 3/3 948d eaf33ef422b2 kern: Avoid arithmetic overflow in gettimeleft.
UBSan: Undefined Behavior in sys_recvmmsg C 491 950d 1638d 3/3 948d f068c6af2cca recvmmsg(2): Avoid arithmetic overflow in timeout calculations.
ASan: Unauthorized Access in ktr_kuser C 23 957d 1194d 3/3 949d c3bf6f9596ea sendmsg(2): Avoid buffer overrun in ktrace of invalid cmsghdr.
UBSan: Undefined Behavior in ts2timo (3) C 16 951d 1051d 3/3 950d 54baa6cf231f kern: Use timespecsubok in ts2timo.
assert failed: requested_size > NUM C 7 952d 975d 3/3 950d 2b1f9e508ead umcs(4): Reject invalid interrupt endpoints.
UBSan: Undefined Behavior in dosetitimer.part.NUM C 147 951d 1073d 3/3 950d 36bb851c524a setitimer(2): Guard against overflow in arithmetic.
UBSan: Undefined behavior (5) 1 967d 967d 3/3 950d 8ebaf25c4728 route(4): Avoid unaligned access to struct rt_msghdr.
assert failed: ci != NULL C 4 980d 980d 3/3 950d ff733a254dd9 opencrypto(9): Fix missing initialization in error branch.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) (2) C 8 950d 986d 3/3 950d 9bef90fe6e34 emdtv(4): More attach/detach bugs.
UBSan: Undefined Behavior in itimer_callout C 6 958d 1013d 3/3 950d 2699443359f1 setitimer(2): Avoid arithmetic overflow in periodic bookkeeping.
UBSan: Undefined Behavior in uao_detach 2 1019d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
ASan: Unauthorized Access in uvm_unmap_detach C 7 1018d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
page fault in udv_detach 1 1019d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
panic: vrelel: bad ref count C 2 1018d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
ASan: Unauthorized Access in uao_reference 1 1019d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
assert failed: (use & VUSECOUNT_MASK) > NUM C 22 1018d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
page fault in uvm_mmap 1 1019d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
panic: [ NUM.ADDR] vpanic() at netbsd:vpanic+0x2f2 1 1019d 1019d 3/3 1018d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
ASan: Unauthorized Access in audio_track_set_format 1 1022d 1022d 3/3 1018d 2348e3fa2200 audio(4): Wait for opens to drain in detach.
assert failed: VOP_ISLOCKED(vp) == LK_EXCLUSIVE C 73 1022d 1022d 3/3 1019d 7f28edca2400 sequencer(4): VOP_CLOSE requires vnode lock.
UBSan: Undefined Behavior in rnd_detach_source C 9 1119d 1119d 3/3 1019d 89f519024a36 ucom(4): Make sure rndsource is attached before use and detach.
panic: spkr1 at audio1kernel diagnostic assertion "(target->prt_class == class)" failed: file "/syzkaller/managers/ci2-n 1 1038d 1038d 3/3 1019d 65a628cc3991 audio(4): Use d_cfdriver/devtounit to avoid open/detach races.
ASan: Unauthorized Access in uvideo_attach 1 1100d 1100d 3/3 1019d 0207ad5e9c01 uvideo(4): Parse descriptors more robustly.
netbsd boot error: fault in supervisor mode 9 1036d 1036d 3/3 1019d e86caeaead15 cgd(4): Omit technically-correct-but-broken adiantum dependency again.
netbsd boot error: assert failed: locks == curcpu()->ci_biglock_count 2 1039d 1039d 3/3 1019d a2bbd8e60824 Revert "kern: Sprinkle biglock-slippage assertions."
netbsd boot error: UBSan: Undefined Behavior in node_insert 1 1039d 1039d 3/3 1019d 0916fe48b6c1 thmap(9): Handle memory allocation failure in root_try_put.
netbsd boot error: assert failed: ci->ci_ilevel <= IPL_VM 18 1037d 1037d 3/3 1019d 22a2be59f9a4 cgd(4): Remove recently added dependency on adiantum.
MSan: Uninitialized Memory in umcs7840_attach C 5 1019d 1021d 3/3 1019d d67e9a1cf03e umcs(4): Avoid using uninitialized data if register read fails.
netbsd boot error: assert failed: curlwp->l_pflag & LP_BOUND 36 1045d 1045d 3/3 1019d 517fa18875c3 entropy(9): Call entropy_softintr while bound to CPU.
netbsd boot error: MSan: Uninitialized Memory in bus_dmamap_sync 177 1091d 1100d 3/3 1037d 9fdc83c65c2c Initialize "replun" -- found with KMSAN.
ASan: Unauthorized Access in umidi_attach C 69 1051d 1678d 3/3 1049d 4d8f12e265c1 umidi(4): Parse descriptors a little more robustly.
ASan: Unauthorized Access in usbd_get_no_alts C 4 1136d 1412d 3/3 1049d 4fc17b686835 usbdi(9): Fix usbd_get_no_alts.
assert failed: filter->bf_insn != NULL C 114 1055d 1633d 3/3 1053d b90f3afc19bc bpf(4): Handle null bf_insn on free.
UBSan: Undefined Behavior in do_posix_fadvise 1 1054d 1054d 3/3 1053d 841c8d016803 posix_fadvise(2): Detect arithmetic overflow without UB.
assert failed: fvp != tvp C 11 1200d 1200d 3/3 1053d Don't use genfs_rename_knote() in the "rename foo over hard-link to itself" case, which simply results in removing the "from" name; there are assertions in genfs_rename_knote() that are too strong for that case.
assert failed: !(timo == NUM && intr == false) C 4 1203d 1204d 3/3 1053d - microtime -> microuptime - avoid kpause with timeo=0
assert failed: kpreempt_disabled() C 12 1054d 1054d 3/3 1054d 9529bac45e11 tun(4): Fix bug introduced in previous locking change.
assert failed: requested_size > 0 (2) C 20 1136d 1499d 3/3 1054d 8d83d79bc57a umidi(4): Bail early if no endpoints.
panic: ugen0 at uhub3kernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd-kmsan/kernel/ 1 1061d 1061d 3/3 1054d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: pb->pb_pathcopyuses == NUM C 3 1125d 1125d 3/3 1054d 5a9cf8fcf6e0 ccd(4): Only pathbuf_destroy if pathbuf_copyin succeeded.
assert failed: maxblksize > NUM C 4 1105d 1121d 3/3 1054d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
panic: pad3: outputs: 44100Hz, NUM-bit, stereo C 1 1121d 1121d 3/3 1054d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
panic: audio0: detached 1 1105d 1105d 3/3 1054d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
UBSan: Undefined Behavior in vn_open C 34 1311d 1312d 3/3 1054d PR/56286: Martin Husemann: Fix NULL deref on kmod load. - No need to set ret_domove and ret_fd in the regular case, they are meaningless - KASSERT instead of setting errno and then doing the NULL deref.
UBSan: Undefined Behavior in sys_lseek C 2 1593d 1593d 3/3 1054d c7cd46af4347 vfs(9): Avoid arithmetic overflow in vn_seek.
assert failed: pb->pb_pathcopy == NULL C 2 1125d 1125d 3/3 1054d 5a9cf8fcf6e0 ccd(4): Only pathbuf_destroy if pathbuf_copyin succeeded.
panic: cdce0: could not find data bulk in syz 2 1140d 1140d 3/3 1054d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: KERNEL_LOCKED_P() C 32 1329d 1329d 3/3 1054d ea2ec439285b autoconf(9): Take kernel lock in a few entry points.
panic: uhidev0: no report descriptor syz 18 1065d 1665d 3/3 1054d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: ret == 0 C 6950 1056d 1674d 3/3 1054d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: _bpfattach: out of memory (2) 3 1117d 1119d 3/3 1054d 6583daf00fe7 bpf(4): Nix KM_NOSLEEP and prune dead branch.
panic: vfs load failed for `compat_12', error NUM 1 1087d 1087d 3/3 1054d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: un->un_ops->uno_init C 72 1064d 1066d 3/3 1054d ee8fc1216476 usbnet(9): uno_init is now optional.
panic: port NUM (addr NUM) disconnected 2 1093d 1121d 3/3 1054d 5ee164d90cec tun(4): Reduce lock from IPL_NET to IPL_SOFTNET.
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,517: spin lock held C 3 1299d 1299d 3/3 1054d 5ee164d90cec tun(4): Reduce lock from IPL_NET to IPL_SOFTNET.
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,516: spin lock held (2) C 1221 1055d 1682d 3/3 1054d 5ee164d90cec tun(4): Reduce lock from IPL_NET to IPL_SOFTNET.
UBSan: Undefined Behavior in ntp_adjtime1.cold syz 17 1071d 1105d 3/3 1055d 2daa45d976fc ntp(9): Avoid left shift of negative.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) C 16 1091d 1143d 3/3 1055d 6b71feb71da5 auvitek(4): Fix i2c detach if attach failed.
ASan: Unauthorized Access in usbd_fill_iface_data (2) C 44 1058d 1511d 3/3 1055d 8c8ba8c43de4 usb: Parse descriptors a little more robustly.
UBSan: Undefined Behavior in nanosleep1 C 2 1057d 1057d 3/3 1055d 7b0b7a803fb0 kern: Handle clock winding back in nanosleep1 without overflow.
UBSan: Undefined Behavior in ts2timo (2) C 9 1059d 1151d 3/3 1055d 98755d357962 kern: Fix fencepost error in ts2timo overflow checks.
panic: kernel debugging assertion "pserialize_not_in_read_section()" failed: file "/syzkaller/managers/ci2-netbsd-kmsan/ (2) 1 1071d 1071d 3/3 1055d 9ab52bf87195 kern: Fix ordering of loads for pid_table and pid_tbl_mask.
panic: todo(ADDR) > MAXPHYS; minphys broken C 98 1059d 1671d 3/3 1055d de8552b00ba2 kern: Use harmless, not harmful, integer truncation in physio.
MSan: Uninitialized Memory in proc_find_lwp_unlocked (3) 2 1143d 1224d 3/3 1055d 9ab52bf87195 kern: Fix ordering of loads for pid_table and pid_tbl_mask.
UBSan: Undefined Behavior in ntp_adjtime1 (2) syz 4 1064d 1074d 3/3 1055d 9accb05adf48 ntp(9): Clamp ntv->offset to avoid arithmetic overflow on adjtime.
UBSan: Undefined Behavior in vn_seek C 3 1057d 1115d 3/3 1055d c7cd46af4347 vfs(9): Avoid arithmetic overflow in vn_seek.
panic: kernel debugging assertion "pserialize_not_in_read_section()" failed: file "/syzkaller/managers/ci2-netbsd-kubsan 1 1070d 1070d 3/3 1055d 9ab52bf87195 kern: Fix ordering of loads for pid_table and pid_tbl_mask.
UBSan: Undefined Behavior in ktrace_thread C 74 1057d 1194d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
netbsd boot error: panic: kmem_intr_free: zero size with pointer ADDR 12 1099d 1100d 3/3 1055d e68bc10fdb5f scsi(9): Handle bogus number of LUNs in SCSI_REPORT_LUNS.
UBSan: Undefined Behavior in config_devalloc C 149 1531d 1648d 3/3 1055d 625d175f6f6b autoconf(9): Refuse to consider negative unit numbers in cfdata.
panic: TAILQ_* forw ADDR /syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/kern/kern_ktrace.c:LINE C 5 1113d 1147d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
ASan: Unauthorized Access in cryptodev_mop 1 1112d 1112d 3/3 1055d b943dbddef07 crypto(4): Refuse count>1 for old CIOCNCRYPTM.
panic: TAILQ_* forw ADDR /syzkaller/managers/ci2-netbsd/kernel/sys/kern/kern_ktrace.c:LINE C 22 1058d 1144d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
ASan: Unauthorized Access in ktrace_thread 1 1131d 1131d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
MSan: Uninitialized Memory in pathbuf_destroy C 3 1125d 1125d 3/3 1055d 5a9cf8fcf6e0 ccd(4): Only pathbuf_destroy if pathbuf_copyin succeeded.
panic: genfs: bad op (2) C 6 1056d 1130d 3/3 1055d 0dbc06c160e9 kernfs: Just fail with EOPNOTSUPP, don't panic, on VOP_BMAP.
page fault in ktrace_thread syz 82 1057d 1151d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
panic: : playback C 1 1105d 1105d 3/3 1055d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
panic: TAILQ_PREREMOVE head ADDR elm ADDR /syzkaller/managers/ci2-netbsd/kernel/sys/kern/kern_ktrace.c:LINE C 56 1056d 1194d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
panic: TAILQ_PREREMOVE head ADDR elm ADDR /syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/kern/kern_ktrace.c:LINE syz 16 1057d 1188d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
UBSan: Undefined Behavior in adjtime1 C 16 1057d 1100d 3/3 1055d 9ce97ae81c62 kern: Clamp time_adjtime to avoid overflow.
panic: TAILQ_PREREMOVE head ADDR elm ADDR /syzkaller/managers/ci2-netbsd/kernel/sys/kern/kern_ktrace.c:LINEuhub5: device 1 1127d 1127d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
MSan: Uninitialized Memory in emdtv_i2c_exec C 5 1506d 1507d 3/3 1055d 6dc364f9e2c2 emdtv(4): If register read fails, read as all zero.
MSan: Uninitialized Memory in ktrace_thread C 450 1056d 1195d 3/3 1055d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
panic: uhidev0: (0x0000) syz (0x0000), rev NUM.NUM/NUM.NUM, addr NUM, iclass NUM/NUM 1 1100d 1100d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: l diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/dev/usb/vhci.c 1 1131d 1131d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: ugen0: setting configuration index NUM failed 2 1105d 1147d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: urtwn0: failed to set configuration, err=IOERROR 1 1103d 1103d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhidev0: detached 3 1067d 1130d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub5: device problem, disabling port NUM 6 1058d 1142d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: cdce0: faking address 1 1076d 1076d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
UBSan: Undefined Behavior in compat_30_sys_getdents C 3 1060d 1060d 3/3 1056d 8d388c5e20ee compat_30: Avoid what might be technically undefined behaviour.
panic: port NUM configuration NUM interface 0kernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers syz 1 1119d 1119d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: device problem, disabling port NUM 1 1124d 1124d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: cdce0: detached 1 1067d 1067d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhidev0: no input interrupt endpoint C 6 1112d 1145d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub4: device problem, disabling port NUM 7 1075d 1145d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: "/syzkaller/managers/ci2-netbsd/kernel/sys/dev/usb/vhci.c", line NUM 1 1128d 1128d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub3: device problem, disabling port NUM 6 1066d 1133d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: (addr NUM) disconnected 1 1069d 1069d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub0: device problem, disabling port NUM 8 1057d 1130d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: urtwn0: failed to set configuration, err=TIMEOUT 1 1137d 1137d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] vpanic() at netbsd:vpanic+0x2d0 6 1061d 1216d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: ernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/dev/usb/vh 4 1069d 1179d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub1: device problem, disabling port NUM 1 1087d 1087d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
UBSan: Undefined Behavior in bpf_ioctl C 2 1089d 1089d 3/3 1056d 05192700cd5d bpf(4): Clamp read timeout to INT_MAX ticks to avoid overflow.
panic: ernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd/kernel/sys/dev/usb/vhci.c", 1 1119d 1119d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] kernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd-kmsan/kernel/sy 1 1078d 1078d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] vpanic() at netbsd:vpanic+0x9ec 2 1066d 1126d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
UBSan: Undefined Behavior in ffs_init_vnode.cold C 2 1060d 1060d 3/3 1056d d8cd23d6aa6c ffs: Fix 64-bit inode integer truncation.
UBSan: Undefined Behavior in soreceive (2) 1 1065d 1065d 3/3 1056d 1c4297a22980 kern: m_copym(M_DONTWAIT) can fail; handle that case gracefully.
panic: ugen0 at uhub4 port 1kernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd/kernel 1 1117d 1117d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] kernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd/kernel/sys/dev 2 1131d 1144d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub2: device problem, disabling port NUM 2 1059d 1110d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: nostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/sys/dev/usb/vhci.c", lin 1 1072d 1072d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] kernel diagnostic assertion "ret == NUM" failed: file "/syzkaller/managers/ci2-netbsd-kubsan/kernel/ 1 1112d 1112d 3/3 1056d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
ASan: Unauthorized Access in psignal (2) C 7 1100d 1460d 3/3 1062d e30c3d8025bf usb(4): Use atomics for usb_async_proc.
panic: kernel diagnostic assertion "searchdir != foundobj" failed: file "/syzkaller/managers/ci2-netbsd- 1 1114d 1114d 3/3 1086d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
assert failed: searchdir != foundobj C 2326 1087d 1644d 3/3 1086d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
panic: [ NUM.ADDR] kernel diagnostic assertion "searchdir != foundobj" failed: file "/syzkaller/managers/ci2-netbsd-kms 1 1113d 1113d 3/3 1086d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
panic: spkr1 at audio1kernel diagnostic assertion "searchdir != foundobj" failed: file "/syzkaller/managers/ci2-netbsd/k 1 1109d 1109d 3/3 1086d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
panic: vfs load failed for `udf', error 2kernel diagnostic assertion "searchdir != foundobj" failed: file "/syzkaller/ma 1 1107d 1107d 3/3 1086d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
UBSan: Undefined Behavior in ntp_adjtime1 1 1093d 1093d 3/3 1091d 13b44dbbb69d kernel: Avoid arithmetic overflow in ntp_adjtime.
UBSan: Undefined behavior (3) 1 1147d 1147d 3/3 1146d ee532b2421c3 Use unsigned to avoid undefined behavior. Found by kUBSan.
UBSan: Undefined Behavior in usb_free_device syz 1 1208d 1208d 3/3 1205d 02983654f25e Revert "usb: uhub: remove unnecessary delays when powering on ports"
page fault in __asan_load1 1 1208d 1208d 3/3 1205d 02983654f25e Revert "usb: uhub: remove unnecessary delays when powering on ports"
UBSan: Undefined Behavior in pppasyncstart.cold 18 1232d 1254d 3/3 1222d 44b1f8a1c3ff Use unsigned to avoid undefined behavior in pppasyncstart().
panic: _uvm_mapent_check: bad entry ADDR, line 2299 C 2 1316d 1316d 3/3 1310d 388be8fd3b90 in uvm_mapent_forkzero(), if the old entry was an object mapping, appease a debug check by setting the new entry offset to zero along with setting the new entry object pointer to NULL.
panic: _uvm_mapent_check: bad entry ADDR, line 1704 C 2 1316d 1316d 3/3 1310d 388be8fd3b90 in uvm_mapent_forkzero(), if the old entry was an object mapping, appease a debug check by setting the new entry offset to zero along with setting the new entry object pointer to NULL.
panic: _uvm_mapent_check: bad entry ADDR, line 2306 C 37 1384d 1657d 3/3 1310d 388be8fd3b90 in uvm_mapent_forkzero(), if the old entry was an object mapping, appease a debug check by setting the new entry offset to zero along with setting the new entry object pointer to NULL.
panic: genfs: bad op C 31 1388d 1604d 3/3 1313d e3beb3764561 VOP_BMAP() may be called via ioctl(FIOGETBMAP) on any vnode that applications can open. change various pseudo-fs *_bmap methods return an error instead of panic.
netbsd boot error: UBSan: Undefined Behavior in AcpiNsRootInitialize 120 1342d 1348d 3/3 1342d d5b984e0de7e avoid dereferencing a constant string address as a UINT32 pointer, KUBSAN complains about bad alignment.
UBSan: Undefined Behavior in ts2timo C 40 1352d 1710d 3/3 1342d 6f5e84c07140 ts2timo(9): refactor TIMER_ABSTIME handling
assert failed: (cnp->cn_flags & LOCKPARENT) == 0 || searchdir == NULL || VOP_ISLOCKED(searchdir) == LK_EXCLUSIVE (2) C 1614 1354d 1682d 3/3 1342d 4af96c872b34 Honor LOCKPARENT for ".." of the root directory.
UBSan: Undefined Behavior in free_pipe C 6 1431d 1501d 3/3 1342d 8c601f6c5ae7 fix free_all_endpoints() to not try calling free_pipe() when no endpoints are allocated; this can happen during config_detach() after attach fails
page fault in free_all_endpoints C 2 1501d 1501d 3/3 1342d 8c601f6c5ae7 fix free_all_endpoints() to not try calling free_pipe() when no endpoints are allocated; this can happen during config_detach() after attach fails
UBSan: Undefined Behavior in fss_close C 3 1550d 1561d 3/3 1497d e5ad6630f80f Check the return value of device_lookup_private against NULL.
UBSan: Undefined Behavior in quota1_handle_cmd_quotaoff C 22 1508d 1640d 3/3 1498d 479d6bd7aed1 Avoid potentially accessing an array with an index out of range.
UBSan: Undefined Behavior in quota1_handle_cmd_quotaon C 310 1500d 1645d 3/3 1498d 479d6bd7aed1 Avoid potentially accessing an array with an index out of range.
UBSan: Undefined Behavior in fsetown C 643 1499d 1683d 3/3 1499d fe22bed11b62 Avoid negating the minimum size of pid_t (this overflows).
assert failed: semcnt >= 0 C 1460 1509d 1651d 3/3 1509d d1d48122addb when updating the per-uid "semcnt", decrement the counter for the uid that created the ksem, not the uid of the process freeing the ksem. fixes PR 55509.
UBSan: Undefined Behavior in dosetitimer C 62 1517d 1518d 3/3 1517d 46944f1c4d5d Fix an uninitialized pointer deref introduced in rev 1.207.
assert failed: ! (2) C 4 1542d 1542d 3/3 1533d 98e71a6eeb52 When validating the mount device string make sure its length is below *data_len and below PATH_MAX.
panic: Suspending fresh file system failed syz 44 1535d 1569d 3/3 1534d 0b5a6352dcf7 We have to ignore interrupts when suspending here the same way we have to do with revoke.
assert failed: fstrans_is_owner(mp) C 789 1536d 1644d 3/3 1535d d8a571076ba6 Suspend file system before unmounting in mount_domount() error path to prevent diagnostic assertions from unmount/flush.
panic: kernel diagnostic assertion "fstrans_is_owner(mp)" failed: file "/syzkaller/managers/netbsd-kmsan/kernel/s 1 1588d 1588d 3/3 1535d d8a571076ba6 Suspend file system before unmounting in mount_domount() error path to prevent diagnostic assertions from unmount/flush.
panic: [ 222.ADDR] kernel diagnostic assertion "fstrans_is_owner(mp)" failed: file "/syzkaller/managers/netbsd-kmsan/ker 1 1600d 1600d 3/3 1535d d8a571076ba6 Suspend file system before unmounting in mount_domount() error path to prevent diagnostic assertions from unmount/flush.
UBSan: Undefined Behavior in ttioctl 1 1659d 1659d 3/3 1535d bf7b939a1a2d tty: Negating INT_MIN will overflow int, bail out with EINVAL
assert failed: (length != 0 || extblocks || LIST_EMPTY(&ovp->v_cleanblkhd)) C 6 1563d 1659d 3/3 1535d 9235b59ee381 Lock the vnode while calling VOP_BMAP() for FIOGETBMAP.
UBSan: Undefined behavior 8 1569d 1644d 3/3 1535d ad11505eeb84 tty: Avoid undefined behaviour (left shift of 1 by 31 places overflows int)
panic: kernel diagnostic assertion "fstrans_is_owner(mp)" failed: file "/syzkaller/managers/netbsd-kmsan/kernel 1 1590d 1590d 3/3 1535d d8a571076ba6 Suspend file system before unmounting in mount_domount() error path to prevent diagnostic assertions from unmount/flush.
panic: kernel diagnostic assertion "fstrans_is_owner(mp)" failed: file "/syzkaller/managers/netbsd-kubsan/kernel/sys/ke 1 1589d 1589d 3/3 1535d d8a571076ba6 Suspend file system before unmounting in mount_domount() error path to prevent diagnostic assertions from unmount/flush.
UBSan: Undefined Behavior in compat_43_ttioctl.cold C 116 1538d 1593d 3/3 1535d c32467e14928 tty_43: Check a bitset from userspace is valid before shifting it
UBSan: Undefined Behavior in tty_get_qsize C 19 1619d 1665d 3/3 1618d 699b2c0a0a86 Add a check to prevent shift by -1. Not really important in this case, but to appease KUBSAN.
assert failed: rb_tree_find_node(&ugenif.tree, &sc->sc_unit) == sc C 8 1628d 1628d 3/3 1627d 257aaf9afb72 Fix ugen detach after partial attach.
ASan: Unauthorized Access in nvlist_copyin C 2 1653d 1653d 3/3 1627d 17ffbcbdab9a Add missing cases, to prevent memory corruption.
assert failed: 0 <= space && space <= ifc->ifc_len C 4 1662d 1662d 3/3 1660d 0be10c48cf6f Don't accept negative value.
page fault in statvfs_to_statfs12_copy C 5 1680d 1680d 3/3 1680d f2af77cb3adc Yet another idiotic compat syscall that was developed with literally zero test made. Simply invoking this syscall with _valid parameters_ triggers a fatal fault, because the kernel tries to write to userland addresses.
page fault in usbd_add_drv_event C 2 1680d 1680d 3/3 1680d 6cac1dde29fb Fix NULL deref on attach failure. Found via vHCI fuzzing.
UBSan: Undefined Behavior in pipe_ioctl C 1 1682d 1682d 3/3 1680d 60b6b2cd7463 Fix NULL deref. The original code before Jaromir's cleanup had an #ifndef block that wrongly contained the 'else' statement, causing the NULL check to have no effect.
ASan: Unauthorized Access in m_copydata C 1 1683d 1683d 3/3 1682d 305ae8585db2 Ensure sockaddrs have valid lengths for RO_MISSFILTER.
assert failed: (cnp->cn_flags & LOCKPARENT) == 0 || searchdir == NULL || VOP_ISLOCKED(searchdir) == LK_EXCLUSIVE C 2815 1683d 1731d 3/3 1682d 3e5fbb6583a3 remove special handling for symbolic links for COMPAT_43 lstat, it's not necessary; this removes the only places in kernel which did namei LOOKUP with LOCKPARENT
UBSan: Undefined Behavior in tunwrite C 5 1684d 1684d 3/3 1683d 521e747162a6 Hum. Fix NULL deref triggerable with just write(0).
assert failed: p != NULL 1 1782d 1782d 3/3 1699d 3c214a3d995e Fix bohr bug triggered only once by syzkaller 2,5 months ago.
UBSan: Undefined Behavior in db_read_bytes 1 1703d 1703d 3/3 1701d 0f48bfb53e25 If the frame is not aligned, leave right away. This place probably needs to be revisited, because %rbp could easily contain garbage.
netbsd boot error: MSan: Uninitialized Memory in pmap_ctor 60 1706d 1710d 3/3 1705d 248fe10b7a27 Reported-by: syzbot+6dd5a230d19f0cbc7814@syzkaller.appspotmail.com
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,516: spin lock held C 95 1706d 1725d 3/3 1705d 134b16ca64ab Reported-by: syzbot+c1770938bb3fa7c085f2@syzkaller.appspotmail.com Reported-by: syzbot+ae26209c7d7f06e0b29f@syzkaller.appspotmail.com
ASan: Unauthorized Access in usbd_fill_iface_data C 5 1707d 1707d 3/3 1705d 3774168381e9 If we failed because we didn't encounter an endpoint, do not attempt to read 'ed', because its value is past the end of the buffer, and we thus perform out-of-bounds accesses.
panic: kmem_intr_free: zero size with pointer ADDR C 1 1707d 1707d 3/3 1705d 39045d90bd43 also set ifc->ui_endpoints to NULL in usbd_free_iface_data() when the value is freed, to make it impossible to re-enter this by mistake
UBSan: Undefined Behavior in process_read_fpregs C 2 1713d 1713d 3/3 1705d 4660020b03f4 Introduce PTRACE_REGS_ALIGN, and on x86, enforce a 16-byte alignment, due to fpregs having fxsave which requires 16-byte alignment.
ASan: Unauthorized Access in usb_free_device C 3 1706d 1707d 3/3 1705d 869e8f7b28b0 Reset ud_ifaces and ud_cdesc to NULL, to prevent use-after-free in usb_free_device().
assert failed: pmap->pm_ncsw == lwp_pctr() (2) 4 1708d 1710d 3/3 1705d 2ac4ea76ffcd Reported-by: syzbot+fd9be59aa613bbf4eba8@syzkaller.appspotmail.com Reported-by: syzbot+15dd4dbac6ed159faa4a@syzkaller.appspotmail.com Reported-by: syzbot+38fa02d3b0e46e57c156@syzkaller.appspotmail.com
assert failed: !pmap_extract(pmap, va, NULL) syz 1 1782d 1782d 3/3 1719d 4cd60295b346 Reported-by: syzbot+3e3c7cfa8093f8de047e@syzkaller.appspotmail.com
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,512: locking against myself C 52 1719d 1725d 3/3 1719d fbbe5c9112a1 Reported-by: syzbot+0f38e4aed17c14cf0af8@syzkaller.appspotmail.com Reported-by: syzbot+c1770938bb3fa7c085f2@syzkaller.appspotmail.com Reported-by: syzbot+92ca248f1137c4b345d7@syzkaller.appspotmail.com Reported-by: syzbot+acfd688740461f7edf2f@syzkaller.appspotmail.com
MSan: Uninitialized Memory in ifq_enqueue 1 1723d 1723d 3/3 1723d 145523e8345f igmp_sendpkt() expects ip_output() to set 'imo.imo_multicast_ttl' into 'ip->ip_ttl'; but ip_output() won't if the target is not a multicast address, meaning that the uninitialized 'ip->ip_ttl' byte gets sent to the network. This leaks one byte of kernel heap.
MSan: Uninitialized Memory in nanosleep1 C 8 1739d 1772d 3/3 1723d d9377f809390 Fix uninitialized memory access. Found by KMSAN.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/x86/x86/intr.c:LINE, member access 15 1735d 1737d 3/3 1733d 37beba86ee63 Explicitly align to 8 bytes, found by kUBSan.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/vfs_cache.c:LINE, left shift of AD 36 1775d 1776d 3/3 1768d 395a577cab63 Pacify a syzbot complaint about bit shifting.
assert failed: pmap->pm_stats.resident_count == PDP_SIZE syz 22 1779d 1780d 3/3 1779d 398f36d55ce0 PR port-amd64/55083 (assertion "pmap->pm_stats.resident_count == PDP_SIZE" failed)
assert failed: ptp->wire_count == 1 C 16 1780d 1781d 3/3 1780d 4538c4a0a4c9 Pacify assertion in a failure path.
assert failed: (opte & (PTE_A | PTE_P)) != PTE_A C 15 1781d 1783d 3/3 1781d 4f0135d6fae3 - pmap_enter(): under low memory conditions, if PTP allocation succeeded and then PV entry allocation failed, PTP pages were being freed without their struct pmap_page being reset back to the non-PTP setup, which then caused havoc with pmap_page_removed(). Fix it.
panic: pmap_check_pv: ADDR/ADDR missing on pp ADDR syz 60 1781d 1781d 3/3 1781d 4f0135d6fae3 - pmap_enter(): under low memory conditions, if PTP allocation succeeded and then PV entry allocation failed, PTP pages were being freed without their struct pmap_page being reset back to the non-PTP setup, which then caused havoc with pmap_page_removed(). Fix it.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/vfs_mount.c:LINE, member access wi 1446 1791d 1867d 3/3 1791d 431ed6f61bc2 - Pad kmem cache names with zeros so vmstat -m and -C are readable. - Exclude caches with size not a factor or multiple of the coherency unit. 4c7232d4a136 KMEM_SIZE: append the size_t to the allocated buffer, rather than prepending, so it doesn't screw up the alignment of the buffer.
ASan: Unauthorized Access in ifreq_setaddr C 6 1856d 1856d 3/3 1791d 36f08dfcb97c Don't forget to initialize 'sin6_len'. With kASan, from time to time the value will be bigger than the size of the source, and we get a read overflow. With kMSan the uninitialized access is detected immediately.
MSan: Uninitialized Memory in getsockopt C 37 1805d 1806d 3/3 1791d 559c53d028d6 Zero out 'tv', to prevent uninitialized bytes in its padding from leaking to userland. Found by kMSan.
assert failed: l->l_stat == LSONPROC C 645 1802d 1816d 3/3 1791d f61617cee78c exit1(): remove from the radix tree before setting zombie status, as radix_tree_remove_node() can block on locks when freeing.
ASan: Unauthorized Access in mutex_oncpu C 24521 1791d 1852d 3/3 1791d e78f9b4fde02 A final set of scheduler tweaks:
MSan: Uninitialized Memory in bus_dmamap_sync C 16 1802d 1806d 3/3 1791d b1f6fd939ed8 Zero out the padding in 'd_namlen', to prevent info leaks. Same logic as ufs_makedirentry().
assert failed: ci->ci_tlbstate != TLBSTATE_VALID C 123 1874d 1875d 3/3 1807d ea92f12b1800 uvm_pagerealloc() can now block because of radixtree manipulation, so defer freeing PTPs until pmap_unmap_ptes(), where we still have the pmap locked but can finally tolerate context switches again.
assert failed: pmap->pm_ncsw == curlwp->l_ncsw C 30 1874d 1875d 3/3 1807d ea92f12b1800 uvm_pagerealloc() can now block because of radixtree manipulation, so defer freeing PTPs until pmap_unmap_ptes(), where we still have the pmap locked but can finally tolerate context switches again.
assert failed: pmap->pm_ncsw == lwp_pctr() 2 1868d 1871d 3/3 1807d 680f3a8667de pmap_get_ptp(): the uvm_pagefree() call in the failure case can block too. Pacify the assertion in pmap_unmap_ptes().
assert failed: pg->offset >= nextoff C 10 1872d 1874d 3/3 1807d 3f49a1ff579b genfs_do_putpages(): add a missing call to uvm_page_array_advance().
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/init_main.c:LINE, left shift of AD 9 1868d 1868d 3/3 1807d 1e5952fd4837 Fix integer overflow when printing available memory size (resulting from a cast lost during merges).
netbsd boot error: panic: LOCKDEBUG: Mutex error: _mutex_init,363: already initialized 51 1872d 1873d 3/3 1807d dc1bd2c9382b Fix LOCKDEBUG panic on mutex_init().
assert failed: lwp_locked(l, l->l_cpu->ci_schedstate.spc_lwplock) C 2676 1895d 1896d 2/3 1892d lwp_start(): don't try to change the target CPU. Fixes potential panic in setrunnable(). Oops, experimental change that escaped.
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/netinet/tcp_congctl.c:LINE, unsigned in syz 28 1901d 1913d 2/3 1901d 1f03898791a3 Don't allow zero sized segments that will panic the stack. Reported-by: syzbot+5542516fa4afe7a101e6@syzkaller.appspotmail.com
ASan: Unauthorized Access in __asan_load8 syz 39 1905d 2025d 2/3 1903d 9ea67c54e50f in uvm_fault_lower_io(), fetch all the map entry values that we need before we unlock everything.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/dev/raidframe/rf_netbsdkintf.c:LINE, me 114 1922d 1925d 2/3 1903d 41eeee0166bf Get &rsc->sc_dksc only when we know 'rsc' is not NULL. This was actually harmless because we didn't use the pointer then.
panic: m_copydata(ADDR,2,48,ADDR): m=NULL, off=0 (48), len=2 (0) C 3 1908d 1908d 2/3 1903d 624f3f7406ee Add more checks in ip6_pullexthdr, to prevent a panic in m_copydata. The Rip6 entry point could see a garbage Hop6 option.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/arch/x86/x86/pmap.c:LINE, member access 6 1903d 1904d 2/3 1903d 4acdfa6ced5b Add a NULL check on the structure pointer, not to retrieve its first field if it is NULL. The previous code was not buggy strictly speaking. This change probably doesn't change anything, except removing assumptions in the compiler optimization passes, which too probably doesn't change anything in this case.
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/subr_disk_mbr.c:LINE, member acces 135 1914d 1919d 2/3 1903d 4e5cb50b58af Avoid unaligned pointer arithmetic in check_label_magic()
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/vfs_subr.c:LINE, member access wit 99 1904d 1914d 2/3 1903d 473e202ba108 NULL-check the structure pointer, not the address of its first field. This is clearer and also appeases syzbot.
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/uipc_socket.c:LINE, null pointer p C 3 1941d 1949d 2/3 1936d 7b43da9e77aa Add a check before the memcpy. memcpy is defined to never take NULL as second argument, and the compiler is free to perform optimizations knowing that this argument is never NULL.
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/net/rtsock_shared.c:LINE, shift exponen C 91 1937d 1941d 2/3 1936d a1bd50f5a7d5 Error out if the type is beyond the storage size. No functional change, since the shift would otherwise 'and' against zero, returning EEXIST.
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/sys_ptrace_common.c:LINE, negation C 2 1940d 1940d 2/3 1939d c18c9a670f07 Avoid signed integer overflow for -lwp where lwp is INT_MIN
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/kern_time.c:LINE, signed integer o C 3 1945d 1946d 2/3 1945d 8e3fd5b6989c Check for valid timespec in clock_settime1()
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/subr_time.c:LINE, signed integer o C 2 1947d 1947d 2/3 1946d ffd5d3e30b5f Avoid signed integer overflow in ts2timo() for ts->tv_nsec
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/uvm/uvm_mmap.c:LINE, left shift of 1 by C 2 1946d 1946d 2/3 1946d 6c69d9fad1ca Avoid left shift changing the signedness flag
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/sysv_msg.c:LINE, negation of -ADDR C 2 1946d 1946d 2/3 1946d fa6363e63652 Avoid -LONG_MIN msgtyp in msgrcv(2) and treat it as LONG_MAX
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/crypto/nist_hash_drbg/nist_hash_drbg.c: 39 1961d 1963d 2/3 1948d 338a6d8211a1 Use an explicit run-time assertion where compile-time doesn't work.
panic: ifmedia_add: can't malloc entry 28 1950d 2026d 2/3 1949d 0ab44a811f8a in ifmedia_add(), use a wait-style memory allocation rather than not waiting and panic'ing if the allocation fails.
page fault in __asan_load8 C 4 1951d 1982d 2/3 1949d db38f3713d52 in shmdt(), wait until shmat() completes before detaching.
page fault in shm_delete_mapping syz 17 2084d 2096d 2/3 1949d db38f3713d52 in shmdt(), wait until shmat() completes before detaching.
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/kern_rndq.c:LINE, negation of -ADD 9 1953d 1959d 2/3 1951d 1c7f0224e7e0 Do all delta calculations strictly using uint32_t. Avoid integer overflows in calculating absolute deltas by subtracting the right way around.
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/net/rtsock_shared.c:LINE, member access 1 1958d 1958d 2/3 1957d 00ccc35339cc Disable __NO_STRICT_ALIGNMENT on amd64/i386 for UBSan builds
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/netinet6/scope6.c:LINE, member access w (2) syz 91 1957d 1960d 2/3 1957d 00ccc35339cc Disable __NO_STRICT_ALIGNMENT on amd64/i386 for UBSan builds
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/sys_select.c:LINE, signed integer C 2 1961d 1961d 2/3 1960d 7049e5e68831 Validate usec ranges in sys___select50()
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/netinet6/scope6.c:LINE, member access w syz 73 1960d 1961d 2/3 1960d a5df2084c7a4 Decorate in6_clearscope() with __noubsan
panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/vfs_syscalls.c:LINE, signed intege C 11 1960d 1961d 2/3 1960d 43bc9355ea3c Validate usec ranges in do_sys_utimes()
netbsd boot error: panic: UBSan: Undefined Behavior in /syzkaller/managers/netbsd-kubsan/kernel/sys/kern/subr_percpu.c:LINE, null pointer p 12 1963d 1963d 2/3 1961d 360cafb4be56 Decorate percpu_cpu_swap() with __noubsan
assert failed: buflen != 0 syz 18 1968d 1968d 1/3 1968d 75eea5b7359a As I suspected, the KASSERT I added yesterday can fire if we try to process zero-sized packets. Skip them to prevent a type confusion that can trigger random page faults later.
assert failed: (c->c_flags & CALLOUT_PENDING) == 0 C 2918 2031d 2169d 1/3 1969d 80a06cecc711 Fix race in timer destruction.
assert failed: c->c_cpu->cc_lwp == curlwp || c->c_cpu->cc_active != c C 247 2030d 2170d 1/3 1987d 80a06cecc711 Fix race in timer destruction.
assert failed: to_ticks >= 0 (2) C 70 2042d 2101d 1/3 1987d 4952945bc9cb Clamp tcp timer quantities to reasonable ranges.
assert failed: pg->wire_count != 0 (2) C 174 2031d 2053d 1/3 1987d 95ce9a69b407 fix two bugs reported in https://syzkaller.appspot.com/bug?id=8840dce484094a926e1ec388ffb83acb2fa291c9
assert failed: pg->wire_count > 0 C 6 2155d 2167d 1/3 1987d 6eb7fd2b53ce Acquire shmseg uobj reference while we hold shm_lock.
assert failed: uvm_page_locked_p(pg) C 44 2031d 2041d 1/3 2031d b5e559801c7e Add missing lock around pmap_protect. ok, chs@
panic: LOCKDEBUG: Reader / writer lock error: rw_vector_exit,449: not held by current LWP C 3 2045d 2046d 1/3 2044d e4c2eafeb5ab Fix bug, don't release the reflock if we didn't take it in the first place. Looks like there are other locking issues in here.
ASan: Unauthorized Access in exec_makepathbuf syz 2 2052d 2052d 1/3 2047d abb1684df1f5 Fix buffer overflow. It seems that some people need to go back to the basics of C programming.
page fault in uvm_fault C 2 2054d 2054d 1/3 2053d 00dad9ea5158 Correct wrong type of uio_seg passed to do_sys_mknodat()
assert failed: ! 2 2053d 2054d 1/3 2053d 00dad9ea5158 Correct wrong type of uio_seg passed to do_sys_mknodat()
assert failed: pmap->pm_obj[i].uo_npages == 0 C 58 2083d 2164d 1/3 2054d in uvm_map_protect(), do a pmap_update() before possibly switching from removing pmap entries to creating them. this fixes the problem reported in https://syzkaller.appspot.com/bug?id=cc89e47f05e4eea2fd69bcccb5e837f8d1ab4d60
assert failed: pg->wire_count != 0 C 45 2086d 2150d 1/3 2054d shmctl(SHM_LOCK) does not need to mess with mappings of the shm segment, uvm_obj_wirepages() is sufficient. this fixes the problem reported in https://syzkaller.appspot.com/bug?id=71f9271d761f5b6ed517a18030dc04f0135e6179
assert failed: mutex_owned(pipe->pipe_lock) 39 2107d 2167d 1/3 2099d 7abfdd368b0d Clean up pipe structure before recycling it.
assert failed: to_ticks >= 0 C 2547 2119d 2168d 1/3 2119d 797b68a5c224 Add more checks, if the values are negative we hit a KASSERT later in the timeout.
ASan: Unauthorized Access in vioscsi_scsipi_request syz 1841 2120d 2157d 1/3 2120d b60093a0824f Fix use-after-free. If we're not polling, virtio_enqueue_commit() will send the transaction, and it means 'xs' can be immediately freed. So, save the value of xs_control beforehand.
panic: receive 3 C 5 2161d 2170d 1/3 2133d c78c83f0efb3 Also check for MT_CONTROL, and end the receive operation if we see one. It is possible to get an MT_CONTROL if we sleep in MSG_WAITALL. The other BSDs do the same.
assert failed: vp->v_usecount != 0 C 108 2152d 2168d 1/3 2152d 713042b84b5e Take a reference on ndp->ni_rootdir and ndp->ni_erootdir.
assert failed: vp->v_type == VREG C 139 2157d 2168d 1/3 2157d 21e56f354bb4 Change vn_openchk() to fail VNON and VBAD with error ENXIO.
assert failed: vp->v_type == VREG || vp->v_type == VDIR C 1085 2157d 2169d 1/3 2157d 21e56f354bb4 Change vn_openchk() to fail VNON and VBAD with error ENXIO.
assert failed: c->c_magic == CALLOUT_MAGIC C 1645 2168d 2170d 1/3 2161d The callout is used by any nonvirtual timer including CLOCK_MONOTONIC and needs to be initialized.
assert failed: so->so_lock == NULL C 5 2167d 2168d 1/3 2166d 516d295318eb Fix locking: it is fine if the lock is already key_so_mtx, this can happen in socketpair. In that case don't take it.
assert failed: so->so_pcb == NULL C 6 2168d 2168d 1/3 2167d fa4f0f367829 Fix the order in udp6_attach: soreserve should be called before in6_pcballoc, otherwise if it fails there is still a PCB attached, and we hit a KASSERT in socreate. In !DIAGNOSTIC this would have caused a memory leak.
assert failed: requested_size > 0 C 19 2168d 2169d 1/3 2168d 09915c34c237 Reading a directory may trigger a panic when the buffer is too small. Adjust necessary checks.
ASan bug (2) C 347 2168d 2168d 1/3 2168d d020c71c0cee RIP6, CAN, SCTP and SCTP6 lack a length check in their _send() functions. Fix RIP6 and CAN, add a big XXX in the SCTP ones.
ASan bug C 302 2168d 2170d 1/3 2168d d26f60da72b3 RIP, RIP6, DDP, SCTP and SCTP6 lack a length check in their _connect() functions. Fix the first three, and add a big XXX in the SCTP ones.