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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 216d 218d 3/3 215d f09779b4fc4e ip6_output: Initialize plen for ip6_hopopts_input.
UBSan: Undefined Behavior in dounmount C 130 216d 218d 3/3 215d b7772f668d24 dounmount: Avoid &((struct vnode_impl *)NULL)->vi_vnode.
assert failed: sc->sc_parent->dk_rawopens > NUM C 59 785d 816d 3/3 480d 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 592d 592d 3/3 548d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: uAiio->uio_iovcnt > NUM 1 580d 580d 3/3 548d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: uio->uio_iovcnt > NUM C 34 555d 1017d 3/3 548d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: %uio->uio_iovcnt > NUM C 1 590d 590d 3/3 548d 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 795d 795d 3/3 548d 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 1017d 1017d 3/3 548d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
ASan: Unauthorized Access in uiomove C 16 590d 1044d 3/3 548d 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 592d 592d 3/3 548d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: uio->uio_iohsyz-vcnt > NUM C 1 590d 590d 3/3 548d 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 582d 582d 3/3 548d a7a3e2ad8d57 tty(9): Make ttwrite update uio with only how much it has consumed.
assert failed: !netq->netq_stopping 1 571d 571d 3/3 559d 2b696ab4fdff Fix missing check for netq->netq_stopping in vioif_rx_intr()
assert failed: sc->sc_dk.dk_openmask == NUM C 22 561d 578d 3/3 561d 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 573d 578d 3/3 571d 76e8386e9976 dk(4): Fix lock assertion in size increase: parent's, not wedge's.
UBSan: Undefined Behavior in tmpfs_reg_resize 1 574d 574d 3/3 571d 08655e8aab1e tmpfs: Refuse sizes that overflow round_page.
panic: LOCKDEBUG: Mutex error: mi_userret,NUM: sleep lock held 6 578d 579d 3/3 578d 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 587d 589d 3/3 584d 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 585d 585d 3/3 584d 8727589ebb95 pserialize(9): Fix buggy assertion inside assertion.
UBSan: Undefined Behavior in playtone C 1 601d 601d 3/3 600d 5d38fb5bcae7 spkr(4): Avoid some overflow issues.
ASan: Unauthorized Access in playtone C 2 601d 601d 3/3 600d 5d38fb5bcae7 spkr(4): Avoid some overflow issues.
panic: sockaddr_copy: source too long, NUM < NUM bytes C 9 603d 611d 3/3 601d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
ASan: Unauthorized Access in ifreq_setaddr (2) 7 601d 627d 3/3 601d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
MSan: Uninitialized Memory in ifreq_setaddr C 8 601d 611d 3/3 601d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
ASan: Unauthorized Access in sockaddr_dup C 3 607d 610d 3/3 601d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
MSan: Uninitialized Memory in sin_print C 4 627d 643d 3/3 601d d425b16c66a5 sockaddr_alloc(9): Avoid uninitialized buffer in sockaddr_checklen.
assert failed: sa->sa_len <= sizeof(ifr.ifr_ifru) C 10 602d 607d 3/3 601d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
ASan: Unauthorized Access in sat_print C 10 602d 623d 3/3 601d 4813aab66c53 atalk(4): Don't let userland control sa_len when adding addresses.
netbsd boot error: ASan: Unauthorized Access in evcnt_attach_dynamic 33 607d 609d 3/3 602d 317ef74dd360 vioif(4): fix wrong memory allocation size
netbsd boot error: assert failed: len <= map->dm_mapsize - offset (2) 135 603d 605d 3/3 602d 31edf7b5b57e virtio(4): Fix sizing of virtqueue allocation.
netbsd boot error: page fault in virtio_free_vq 27 607d 608d 3/3 602d 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 612d 630d 3/3 609d 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 612d 612d 3/3 609d 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 612d 630d 3/3 609d 4ae0945c2b68 in6: make sure a user-specified checksum field is within a packet
assert failed: fmi->fmi_mount->mnt_lower == NULL C 5 652d 661d 3/3 646d af759f02178d When mounting a union file system set its lower mount only on success.
assert failed: size > NUM C 4 679d 679d 3/3 677d 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 765d 917d 3/3 700d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
page fault in __asan_load4 (3) C 64 715d 870d 3/3 700d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
page fault in ppptioctl C 6 754d 858d 3/3 700d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
protection fault in ppptioctl C 3 726d 917d 3/3 700d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
UBSan: Undefined Behavior in ppptioctl C 9 711d 858d 3/3 700d 238664abb5cc ppp: remove ioctls that never worked and crash the kernel
assert failed: bp->b_vp == vp C 125 702d 1422d 3/3 701d 1f3bc2830b81 swap: disallow user opens of swap block device
panic: dead fs operation used (2) C 8 711d 721d 3/3 709d 85cb97f0d716 Harden layered file systems usage of field "mnt_lower" against forced unmounts of the lower layer.
page fault in VFS_STATVFS syz 1 718d 718d 3/3 709d 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 751d 755d 3/3 724d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
page fault in ip_ctloutput C 18 751d 754d 3/3 724d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
UBSan: Undefined Behavior in tcp_bind_wrapper C 8 752d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_shutdown_wrapper C 45 751d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_bind_wrapper C 9 753d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_recvoob_wrapper C 23 751d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_sockaddr_wrapper C 32 751d 754d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in ip6_ctloutput C 5 752d 754d 3/3 724d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
page fault in ip_setmoptions C 2 754d 754d 3/3 724d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
page fault in ip6_ctloutput C 4 752d 754d 3/3 724d 74557efd80ae tcp: restore NULL check for inp in tcp_ctloutput
UBSan: Undefined Behavior in tcp_listen_wrapper C 15 751d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_connect_wrapper C 23 752d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_recvoob_wrapper C 26 751d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in tcp_sockaddr_wrapper C 25 751d 755d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_connect_wrapper C 18 751d 754d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_listen_wrapper C 17 751d 754d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
page fault in tcp_shutdown_wrapper C 36 751d 754d 3/3 724d 443b5cdb2251 tcp: restore NULL checks for inp
UBSan: Undefined Behavior in lf_advlock (3) C 2 748d 748d 3/3 724d 1a4aa843e5ad kern/vfs_lockf.c: Parenthesize to make arithmetic match check.
assert failed: !topdown || hint <= orig_hint C 474 727d 899d 3/3 727d 4d78161c33fb mmap(2): Avoid arithmetic overflow in search for free space.
page fault in umap_bypass C 9 729d 735d 3/3 728d 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 734d 734d 3/3 728d 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 729d 735d 3/3 728d 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 759d 759d 3/3 741d 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 792d 792d 3/3 791d d111e83da20a compat_50_quota: reject invalid quota id types.
UBSan: Undefined Behavior in bpf_ioctl (2) C 2 810d 810d 3/3 809d 5e84044ef5a3 bpf(4): Reject bogus timeout values before arithmetic overflows.
page fault in raidioctl 1 817d 817d 3/3 816d 8c026762c3a1 RAIDframe must be initialized for the RAIDFRAME_SET_LAST_UNIT and RAIDFRAME_SHUTDOWN ioctls.
assert failed: (l = dev->dv_detaching) == curlwp C 2 820d 820d 3/3 817d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
UBSan: Undefined Behavior in config_detach_commit C 13 819d 830d 3/3 817d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
panic: netbsd:vpanic+0x282 1 838d 838d 3/3 817d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
page fault in __asan_load8 (6) C 23 819d 858d 3/3 817d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
page fault in config_detach_commit C 8 820d 830d 3/3 817d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
assert failed: dev->dv_detaching == curlwp C 236 831d 946d 3/3 817d e7c9fe41a3a1 audio(4): Fix bug in detaching audio16 and beyond.
assert failed: kpreempt_disabled() (2) syz 4 827d 827d 3/3 821d 1e8b246aa870 KERNEL_LOCK(9): Need kpreempt_disable to ipi_send, oops.
assert failed: curcpu() != ci C 1 827d 827d 3/3 826d e94ab9ad30fc KERNEL_LOCK(9): Record kernel lock holder in fast path too.
assert failed: lktype != LK_NONE C 8 949d 949d 3/3 828d 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 836d 934d 3/3 831d 2ab99543441b specfs: Refuse to open a closing-in-progress block device.
MSan: Uninitialized Memory in rum_attach syz 2 831d 831d 3/3 831d 3259e3c92306 rum(4): Avoid uninitialized garbage in failed register read.
assert failed: sd->sd_closing C 20 863d 950d 3/3 831d 2ab99543441b specfs: Refuse to open a closing-in-progress block device.
assert failed: !fmi->fmi_gone C 3 854d 854d 3/3 832d 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 837d 837d 3/3 832d 440d02956565 raidframe: reject invalid values for numCol and numSpares
MSan: Uninitialized Memory in rf_UnconfigureVnodes syz 5 837d 838d 3/3 832d 440d02956565 raidframe: reject invalid values for numCol and numSpares
ASan: Unauthorized Access in rf_UnconfigureVnodes syz 8 837d 838d 3/3 832d 440d02956565 raidframe: reject invalid values for numCol and numSpares
panic: kmem_free(ADDR, NUM) != allocated size NUM; overwrote? C 3 842d 842d 3/3 832d bd3b97511997 ptyfs: Don't copy out cookies past end of buffer.
UBSan: Undefined Behavior in vrefcnt syz 5 837d 838d 3/3 833d 440d02956565 raidframe: reject invalid values for numCol and numSpares
UBSan: Undefined Behavior in sys_rasctl (2) C 4 835d 836d 3/3 835d 9bb32e73c033 rasctl(2): Avoid arithmetic overflow.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) (4) C 4 837d 837d 3/3 836d 388438075058 uirda(4): Unconditionally initializes mutexes and selq on attach.
netbsd boot error: panic: pmap_get_physpage: out of memory 51 838d 841d 3/3 838d 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 838d 841d 3/3 838d ab293a4a7778 rasctl(2): Avoid overflow in address range arithmetic.
ASan: Unauthorized Access in _prop_object_internalize_context_alloc C 6 840d 840d 3/3 838d 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 842d 842d 3/3 838d bd3b97511997 ptyfs: Don't copy out cookies past end of buffer.
UBSan: Undefined Behavior in lf_advlock (2) C 2 841d 841d 3/3 838d c176bd8b3461 kern/vfs_lockf.c: Fix overflow in overflow detection.
UBSan: Undefined Behavior in physio.cold C 2 1356d 1356d 3/3 864d c02dc4be552e physio(9): Avoid left shift of negative in alignment check.
assert failed: l->l_lid == pls->pl_lwpid C 133 864d 1644d 3/3 864d 3f5ac2f440aa ptrace(PT_LWPSTATUS): Fix lid=0 case.
UBSan: Undefined Behavior in compat_43_ttioctl.cold (2) C 119 866d 1455d 3/3 864d 1ee0fc7f9c22 tty_43: Do unsigned arithmetic to avoid shift into sign bits.
UBSan: Undefined Behavior in cpuctl_ioctl.cold C 44 867d 1337d 3/3 864d 72a9875cfdda cpuio.h: Use uint8_t, not bool.
UBSan: Undefined Behavior in tty_get_qsize.cold.5 C 63 1532d 1546d 3/3 864d 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 1531d 1593d 3/3 864d c32467e14928 tty_43: Check a bitset from userspace is valid before shifting it
assert failed: fli != NULL && !fli->fli_mountinfo->fmi_gone C 4 1351d 1351d 3/3 866d 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 868d 1459d 3/3 866d 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 868d 868d 3/3 867d 98368ce402c5 ifioctl(9): Don't touch ifconf or ifreq until command is validated.
page fault in compat_ifconf C 1 868d 868d 3/3 867d 98368ce402c5 ifioctl(9): Don't touch ifconf or ifreq until command is validated.
UBSan: Undefined Behavior in compat_ifconf C 37 868d 1073d 3/3 867d 98368ce402c5 ifioctl(9): Don't touch ifconf or ifreq until command is validated.
UBSan: Undefined Behavior in udv_attach C 2 869d 869d 3/3 868d 583a8e6e3a6f mmap(2): Prohibit overflowing offsets for non-D_NEGOFFSAFE devices.
MSan: Uninitialized Memory in pppioctl C 3 909d 931d 3/3 868d 59e62decad23 net/if_ppp.c: Avoid user-controlled overrun in PPPIOCSCOMPRESS.
MSan: Uninitialized Memory in ifq_enqueue (2) C 6 900d 1071d 3/3 872d 311083ee523b sendto(2), recvfrom(2): Scrub internal struct msghdr on stack.
UBSan: Undefined Behavior in settime1.constprop.5 C 6 1531d 1631d 3/3 873d d5c20c2f7d03 kern_time: prevent the system clock from being set too low or high
page fault in __asan_store1 C 23 1239d 1240d 3/3 873d 6cfadad833d3 Improve Christos's vn_open fix.
UBSan: Undefined Behavior in route_filter C 3 874d 874d 3/3 873d 54579f919bf1 route(4): Use m_copydata, not misaligned mtod struct access.
UBSan: Undefined Behavior in lf_advlock C 138 876d 1636d 3/3 874d 3ca83894cccd vfs(9): Avoid arithmetic overflow in lf_advlock.
assert failed: p != NULL (2) C 5 894d 894d 3/3 874d ee077f1ff323 uvideo(4): Make alloc logic match free logic.
MSan: Uninitialized Memory in comintr (2) syz 3 913d 916d 3/3 874d 501a519f2746 ktrace(9): Zero-initialize padding for ktr_psig records.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) (3) C 4 875d 875d 3/3 874d 1595c1ec759c upgt(4): Make upgt_free_cmd match upgt_alloc_cmd.
panic: LOCKDEBUG: Mutex error: mi_userret,116: sleep lock held C 704 874d 1513d 3/3 874d 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 875d 1123d 3/3 875d 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 949d 949d 3/3 875d 9b17a1de3d64 ktrace(9): Fix mutex detection in ktrcsw.
UBSan: Undefined Behavior in compat_50_route_output (2) C 3 875d 875d 3/3 875d 0ac8a4883e80 route(4): Avoid unaligned access to struct rt_msghdr, take two.
assert failed: usp->tv_nsec >= NUM C 31 875d 875d 3/3 875d 85232e61d86a recvmmsg(2): More timespec validation.
assert failed: usp->tv_nsec < ADDRL C 79 875d 876d 3/3 875d 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 949d 949d 3/3 875d 9b17a1de3d64 ktrace(9): Fix mutex detection in ktrcsw.
page fault in rf_fail_disk C 1 878d 878d 3/3 876d cb9f2873bc80 RAIDframe must be initialized for the RAIDFRAME_FAIL_DISK80 ioctl.
page fault in uaudio_attach C 3 1064d 1065d 3/3 876d fccfc6a75979 Fix a null-deref
assert failed: pipe != NULL C 5 1069d 1429d 3/3 876d 04d39af408ac umidi(4): Fix fencepost in error branch.
panic: tcp_output: no template C 5612 878d 2094d 3/3 876d 9515e062613e tcp(4): Bail early on sendoob if not connected.
assert failed: tp->t_oproc != NULL C 3 891d 891d 3/3 876d 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 878d 878d 3/3 876d cb9f2873bc80 RAIDframe must be initialized for the RAIDFRAME_FAIL_DISK80 ioctl.
UBSan: Undefined Behavior in gettimeleft C 20 883d 1346d 3/3 876d eaf33ef422b2 kern: Avoid arithmetic overflow in gettimeleft.
UBSan: Undefined Behavior in sys_recvmmsg C 491 877d 1565d 3/3 876d f068c6af2cca recvmmsg(2): Avoid arithmetic overflow in timeout calculations.
ASan: Unauthorized Access in ktr_kuser C 23 885d 1121d 3/3 877d c3bf6f9596ea sendmsg(2): Avoid buffer overrun in ktrace of invalid cmsghdr.
UBSan: Undefined Behavior in ts2timo (3) C 16 878d 979d 3/3 878d 54baa6cf231f kern: Use timespecsubok in ts2timo.
assert failed: requested_size > NUM C 7 880d 903d 3/3 878d 2b1f9e508ead umcs(4): Reject invalid interrupt endpoints.
UBSan: Undefined Behavior in dosetitimer.part.NUM C 147 879d 1000d 3/3 878d 36bb851c524a setitimer(2): Guard against overflow in arithmetic.
UBSan: Undefined behavior (5) 1 895d 895d 3/3 878d 8ebaf25c4728 route(4): Avoid unaligned access to struct rt_msghdr.
assert failed: ci != NULL C 4 908d 908d 3/3 878d ff733a254dd9 opencrypto(9): Fix missing initialization in error branch.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) (2) C 8 878d 914d 3/3 878d 9bef90fe6e34 emdtv(4): More attach/detach bugs.
UBSan: Undefined Behavior in itimer_callout C 6 886d 941d 3/3 878d 2699443359f1 setitimer(2): Avoid arithmetic overflow in periodic bookkeeping.
UBSan: Undefined Behavior in uao_detach 2 947d 947d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
ASan: Unauthorized Access in uvm_unmap_detach C 7 946d 947d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
page fault in udv_detach 1 946d 946d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
panic: vrelel: bad ref count C 2 946d 947d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
ASan: Unauthorized Access in uao_reference 1 947d 947d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
assert failed: (use & VUSECOUNT_MASK) > NUM C 22 946d 947d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
page fault in uvm_mmap 1 946d 946d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
panic: [ NUM.ADDR] vpanic() at netbsd:vpanic+0x2f2 1 947d 947d 3/3 946d 3e14ad04ec73 Revert "mmap(2): If we fail with a hint, try again without it."
ASan: Unauthorized Access in audio_track_set_format 1 950d 950d 3/3 946d 2348e3fa2200 audio(4): Wait for opens to drain in detach.
assert failed: VOP_ISLOCKED(vp) == LK_EXCLUSIVE C 73 949d 950d 3/3 946d 7f28edca2400 sequencer(4): VOP_CLOSE requires vnode lock.
UBSan: Undefined Behavior in rnd_detach_source C 9 1047d 1047d 3/3 946d 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 966d 966d 3/3 946d 65a628cc3991 audio(4): Use d_cfdriver/devtounit to avoid open/detach races.
ASan: Unauthorized Access in uvideo_attach 1 1027d 1027d 3/3 946d 0207ad5e9c01 uvideo(4): Parse descriptors more robustly.
netbsd boot error: fault in supervisor mode 9 964d 964d 3/3 946d e86caeaead15 cgd(4): Omit technically-correct-but-broken adiantum dependency again.
netbsd boot error: assert failed: locks == curcpu()->ci_biglock_count 2 966d 966d 3/3 946d a2bbd8e60824 Revert "kern: Sprinkle biglock-slippage assertions."
netbsd boot error: UBSan: Undefined Behavior in node_insert 1 966d 966d 3/3 946d 0916fe48b6c1 thmap(9): Handle memory allocation failure in root_try_put.
netbsd boot error: assert failed: ci->ci_ilevel <= IPL_VM 18 965d 965d 3/3 946d 22a2be59f9a4 cgd(4): Remove recently added dependency on adiantum.
MSan: Uninitialized Memory in umcs7840_attach C 5 947d 949d 3/3 946d d67e9a1cf03e umcs(4): Avoid using uninitialized data if register read fails.
netbsd boot error: assert failed: curlwp->l_pflag & LP_BOUND 36 972d 973d 3/3 946d 517fa18875c3 entropy(9): Call entropy_softintr while bound to CPU.
netbsd boot error: MSan: Uninitialized Memory in bus_dmamap_sync 177 1019d 1028d 3/3 964d 9fdc83c65c2c Initialize "replun" -- found with KMSAN.
ASan: Unauthorized Access in umidi_attach C 69 979d 1606d 3/3 976d 4d8f12e265c1 umidi(4): Parse descriptors a little more robustly.
ASan: Unauthorized Access in usbd_get_no_alts C 4 1064d 1340d 3/3 977d 4fc17b686835 usbdi(9): Fix usbd_get_no_alts.
assert failed: filter->bf_insn != NULL C 114 983d 1560d 3/3 981d b90f3afc19bc bpf(4): Handle null bf_insn on free.
UBSan: Undefined Behavior in do_posix_fadvise 1 982d 982d 3/3 981d 841c8d016803 posix_fadvise(2): Detect arithmetic overflow without UB.
assert failed: fvp != tvp C 11 1128d 1128d 3/3 981d 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 1131d 1131d 3/3 981d - microtime -> microuptime - avoid kpause with timeo=0
assert failed: kpreempt_disabled() C 12 982d 982d 3/3 982d 9529bac45e11 tun(4): Fix bug introduced in previous locking change.
assert failed: requested_size > 0 (2) C 20 1063d 1427d 3/3 982d 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 989d 989d 3/3 982d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: pb->pb_pathcopyuses == NUM C 3 1052d 1052d 3/3 982d 5a9cf8fcf6e0 ccd(4): Only pathbuf_destroy if pathbuf_copyin succeeded.
assert failed: maxblksize > NUM C 4 1033d 1049d 3/3 982d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
panic: pad3: outputs: 44100Hz, NUM-bit, stereo C 1 1049d 1049d 3/3 982d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
panic: audio0: detached 1 1033d 1033d 3/3 982d 5bdcc4fe2017 pad(4): Do harmless, not harmful, integer truncation.
UBSan: Undefined Behavior in vn_open C 34 1239d 1240d 3/3 982d 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 1521d 1521d 3/3 982d c7cd46af4347 vfs(9): Avoid arithmetic overflow in vn_seek.
assert failed: pb->pb_pathcopy == NULL C 2 1052d 1052d 3/3 982d 5a9cf8fcf6e0 ccd(4): Only pathbuf_destroy if pathbuf_copyin succeeded.
panic: cdce0: could not find data bulk in syz 2 1067d 1067d 3/3 982d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: KERNEL_LOCKED_P() C 32 1257d 1257d 3/3 982d ea2ec439285b autoconf(9): Take kernel lock in a few entry points.
panic: uhidev0: no report descriptor syz 18 993d 1592d 3/3 982d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: ret == 0 C 6950 984d 1602d 3/3 982d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: _bpfattach: out of memory (2) 3 1044d 1047d 3/3 982d 6583daf00fe7 bpf(4): Nix KM_NOSLEEP and prune dead branch.
panic: vfs load failed for `compat_12', error NUM 1 1015d 1015d 3/3 982d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
assert failed: un->un_ops->uno_init C 72 991d 994d 3/3 982d ee8fc1216476 usbnet(9): uno_init is now optional.
panic: port NUM (addr NUM) disconnected 2 1021d 1049d 3/3 982d 5ee164d90cec tun(4): Reduce lock from IPL_NET to IPL_SOFTNET.
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,517: spin lock held C 3 1227d 1227d 3/3 982d 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 983d 1610d 3/3 982d 5ee164d90cec tun(4): Reduce lock from IPL_NET to IPL_SOFTNET.
UBSan: Undefined Behavior in ntp_adjtime1.cold syz 17 999d 1033d 3/3 983d 2daa45d976fc ntp(9): Avoid left shift of negative.
panic: mutex_destroy,NUM: uninitialized lock (lock=ADDR, from=ADDR) C 16 1019d 1070d 3/3 983d 6b71feb71da5 auvitek(4): Fix i2c detach if attach failed.
ASan: Unauthorized Access in usbd_fill_iface_data (2) C 44 985d 1439d 3/3 983d 8c8ba8c43de4 usb: Parse descriptors a little more robustly.
UBSan: Undefined Behavior in nanosleep1 C 2 985d 985d 3/3 983d 7b0b7a803fb0 kern: Handle clock winding back in nanosleep1 without overflow.
UBSan: Undefined Behavior in ts2timo (2) C 9 987d 1079d 3/3 983d 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 999d 999d 3/3 983d 9ab52bf87195 kern: Fix ordering of loads for pid_table and pid_tbl_mask.
panic: todo(ADDR) > MAXPHYS; minphys broken C 98 987d 1598d 3/3 983d de8552b00ba2 kern: Use harmless, not harmful, integer truncation in physio.
MSan: Uninitialized Memory in proc_find_lwp_unlocked (3) 2 1071d 1151d 3/3 983d 9ab52bf87195 kern: Fix ordering of loads for pid_table and pid_tbl_mask.
UBSan: Undefined Behavior in ntp_adjtime1 (2) syz 4 992d 1002d 3/3 983d 9accb05adf48 ntp(9): Clamp ntv->offset to avoid arithmetic overflow on adjtime.
UBSan: Undefined Behavior in vn_seek C 3 985d 1043d 3/3 983d 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 998d 998d 3/3 983d 9ab52bf87195 kern: Fix ordering of loads for pid_table and pid_tbl_mask.
UBSan: Undefined Behavior in ktrace_thread C 74 984d 1122d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
netbsd boot error: panic: kmem_intr_free: zero size with pointer ADDR 12 1027d 1027d 3/3 983d e68bc10fdb5f scsi(9): Handle bogus number of LUNs in SCSI_REPORT_LUNS.
UBSan: Undefined Behavior in config_devalloc C 149 1458d 1576d 3/3 983d 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 1040d 1075d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
ASan: Unauthorized Access in cryptodev_mop 1 1040d 1040d 3/3 983d 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 986d 1072d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
ASan: Unauthorized Access in ktrace_thread 1 1058d 1058d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
MSan: Uninitialized Memory in pathbuf_destroy C 3 1052d 1052d 3/3 983d 5a9cf8fcf6e0 ccd(4): Only pathbuf_destroy if pathbuf_copyin succeeded.
panic: genfs: bad op (2) C 6 984d 1057d 3/3 983d 0dbc06c160e9 kernfs: Just fail with EOPNOTSUPP, don't panic, on VOP_BMAP.
page fault in ktrace_thread syz 82 984d 1079d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
panic: : playback C 1 1033d 1033d 3/3 983d 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 984d 1122d 3/3 983d 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 984d 1116d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
UBSan: Undefined Behavior in adjtime1 C 16 985d 1028d 3/3 983d 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 1055d 1055d 3/3 983d 46605d0471d3 ktrace(9): Avoid stomping over colliding KTROP_SET.
MSan: Uninitialized Memory in emdtv_i2c_exec C 5 1434d 1435d 3/3 983d 6dc364f9e2c2 emdtv(4): If register read fails, read as all zero.
MSan: Uninitialized Memory in ktrace_thread C 450 984d 1122d 3/3 983d 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 1028d 1028d 3/3 984d 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 1059d 1059d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: ugen0: setting configuration index NUM failed 2 1033d 1075d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: urtwn0: failed to set configuration, err=IOERROR 1 1031d 1031d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhidev0: detached 3 995d 1058d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub5: device problem, disabling port NUM 6 986d 1070d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: cdce0: faking address 1 1004d 1004d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
UBSan: Undefined Behavior in compat_30_sys_getdents C 3 988d 988d 3/3 984d 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 1047d 1047d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: device problem, disabling port NUM 1 1051d 1051d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: cdce0: detached 1 995d 995d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhidev0: no input interrupt endpoint C 6 1040d 1073d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub4: device problem, disabling port NUM 7 1003d 1072d 3/3 984d 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 1056d 1056d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub3: device problem, disabling port NUM 6 994d 1061d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: (addr NUM) disconnected 1 997d 997d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub0: device problem, disabling port NUM 8 985d 1057d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: urtwn0: failed to set configuration, err=TIMEOUT 1 1065d 1065d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] vpanic() at netbsd:vpanic+0x2d0 6 989d 1144d 3/3 984d 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 996d 1107d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub1: device problem, disabling port NUM 1 1015d 1015d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
UBSan: Undefined Behavior in bpf_ioctl C 2 1017d 1017d 3/3 984d 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 1047d 1047d 3/3 984d 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 1006d 1006d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: [ NUM.ADDR] vpanic() at netbsd:vpanic+0x9ec 2 994d 1054d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
UBSan: Undefined Behavior in ffs_init_vnode.cold C 2 988d 988d 3/3 984d d8cd23d6aa6c ffs: Fix 64-bit inode integer truncation.
UBSan: Undefined Behavior in soreceive (2) 1 993d 993d 3/3 984d 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 1045d 1045d 3/3 984d 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 1059d 1072d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
panic: uhub2: device problem, disabling port NUM 2 987d 1038d 3/3 984d 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 999d 999d 3/3 984d 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 1040d 1040d 3/3 984d 8934564b15e9 vhci(4): Don't fail with ENOBUFS if no intrxfer is set up.
ASan: Unauthorized Access in psignal (2) C 7 1027d 1388d 3/3 990d e30c3d8025bf usb(4): Use atomics for usb_async_proc.
panic: kernel diagnostic assertion "searchdir != foundobj" failed: file "/syzkaller/managers/ci2-netbsd- 1 1042d 1042d 3/3 1014d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
assert failed: searchdir != foundobj C 2326 1014d 1571d 3/3 1014d 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 1041d 1041d 3/3 1014d 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 1037d 1037d 3/3 1014d 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 1035d 1035d 3/3 1014d d832c645c7cf Remove the assertion "searchdir != foundobj" from lookup_crossmount().
UBSan: Undefined Behavior in ntp_adjtime1 1 1021d 1021d 3/3 1019d 13b44dbbb69d kernel: Avoid arithmetic overflow in ntp_adjtime.
UBSan: Undefined behavior (3) 1 1075d 1075d 3/3 1074d ee532b2421c3 Use unsigned to avoid undefined behavior. Found by kUBSan.
UBSan: Undefined Behavior in usb_free_device syz 1 1136d 1136d 3/3 1132d 02983654f25e Revert "usb: uhub: remove unnecessary delays when powering on ports"
page fault in __asan_load1 1 1136d 1136d 3/3 1132d 02983654f25e Revert "usb: uhub: remove unnecessary delays when powering on ports"
UBSan: Undefined Behavior in pppasyncstart.cold 18 1159d 1181d 3/3 1150d 44b1f8a1c3ff Use unsigned to avoid undefined behavior in pppasyncstart().
panic: _uvm_mapent_check: bad entry ADDR, line 2299 C 2 1244d 1244d 3/3 1238d 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 1244d 1244d 3/3 1238d 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 1311d 1585d 3/3 1238d 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 1316d 1532d 3/3 1241d 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 1270d 1275d 3/3 1270d d5b984e0de7e avoid dereferencing a constant string address as a UINT32 pointer, KUBSAN complains about bad alignment.
UBSan: Undefined Behavior in ts2timo C 40 1280d 1637d 3/3 1270d 6f5e84c07140 ts2timo(9): refactor TIMER_ABSTIME handling
assert failed: (cnp->cn_flags & LOCKPARENT) == 0 || searchdir == NULL || VOP_ISLOCKED(searchdir) == LK_EXCLUSIVE (2) C 1614 1282d 1610d 3/3 1270d 4af96c872b34 Honor LOCKPARENT for ".." of the root directory.
UBSan: Undefined Behavior in free_pipe C 6 1359d 1428d 3/3 1270d 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 1428d 1428d 3/3 1270d 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 1478d 1489d 3/3 1425d e5ad6630f80f Check the return value of device_lookup_private against NULL.
UBSan: Undefined Behavior in quota1_handle_cmd_quotaoff C 22 1436d 1568d 3/3 1426d 479d6bd7aed1 Avoid potentially accessing an array with an index out of range.
UBSan: Undefined Behavior in quota1_handle_cmd_quotaon C 310 1428d 1573d 3/3 1426d 479d6bd7aed1 Avoid potentially accessing an array with an index out of range.
UBSan: Undefined Behavior in fsetown C 643 1427d 1611d 3/3 1427d fe22bed11b62 Avoid negating the minimum size of pid_t (this overflows).
assert failed: semcnt >= 0 C 1460 1437d 1579d 3/3 1437d 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 1445d 1446d 3/3 1445d 46944f1c4d5d Fix an uninitialized pointer deref introduced in rev 1.207.
assert failed: ! (2) C 4 1470d 1470d 3/3 1461d 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 1462d 1497d 3/3 1462d 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 1464d 1571d 3/3 1463d 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 1516d 1516d 3/3 1463d 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 1528d 1528d 3/3 1463d d8a571076ba6 Suspend file system before unmounting in mount_domount() error path to prevent diagnostic assertions from unmount/flush.
UBSan: Undefined Behavior in ttioctl 1 1587d 1587d 3/3 1463d bf7b939a1a2d tty: Negating INT_MIN will overflow int, bail out with EINVAL
assert failed: (length != 0 || extblocks || LIST_EMPTY(&ovp->v_cleanblkhd)) C 6 1491d 1587d 3/3 1463d 9235b59ee381 Lock the vnode while calling VOP_BMAP() for FIOGETBMAP.
UBSan: Undefined behavior 8 1497d 1572d 3/3 1463d 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 1518d 1518d 3/3 1463d 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 1517d 1517d 3/3 1463d 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 1466d 1521d 3/3 1463d c32467e14928 tty_43: Check a bitset from userspace is valid before shifting it
UBSan: Undefined Behavior in tty_get_qsize C 19 1547d 1593d 3/3 1545d 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 1556d 1556d 3/3 1555d 257aaf9afb72 Fix ugen detach after partial attach.
ASan: Unauthorized Access in nvlist_copyin C 2 1581d 1581d 3/3 1555d 17ffbcbdab9a Add missing cases, to prevent memory corruption.
assert failed: 0 <= space && space <= ifc->ifc_len C 4 1590d 1590d 3/3 1588d 0be10c48cf6f Don't accept negative value.
page fault in statvfs_to_statfs12_copy C 5 1608d 1608d 3/3 1607d 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 1608d 1608d 3/3 1607d 6cac1dde29fb Fix NULL deref on attach failure. Found via vHCI fuzzing.
UBSan: Undefined Behavior in pipe_ioctl C 1 1610d 1610d 3/3 1607d 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 1611d 1611d 3/3 1610d 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 1610d 1659d 3/3 1610d 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 1611d 1611d 3/3 1611d 521e747162a6 Hum. Fix NULL deref triggerable with just write(0).
assert failed: p != NULL 1 1710d 1710d 3/3 1627d 3c214a3d995e Fix bohr bug triggered only once by syzkaller 2,5 months ago.
UBSan: Undefined Behavior in db_read_bytes 1 1630d 1630d 3/3 1629d 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 1634d 1638d 3/3 1633d 248fe10b7a27 Reported-by: syzbot+6dd5a230d19f0cbc7814@syzkaller.appspotmail.com
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,516: spin lock held C 95 1633d 1653d 3/3 1633d 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 1634d 1635d 3/3 1633d 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 1634d 1634d 3/3 1633d 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 1641d 1641d 3/3 1633d 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 1634d 1634d 3/3 1633d 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 1636d 1638d 3/3 1633d 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 1710d 1710d 3/3 1647d 4cd60295b346 Reported-by: syzbot+3e3c7cfa8093f8de047e@syzkaller.appspotmail.com
panic: LOCKDEBUG: Mutex error: mutex_vector_enter,512: locking against myself C 52 1647d 1653d 3/3 1647d 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 1651d 1651d 3/3 1651d 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 1666d 1700d 3/3 1651d 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 1663d 1665d 3/3 1661d 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 1703d 1704d 3/3 1696d 395a577cab63 Pacify a syzbot complaint about bit shifting.
assert failed: pmap->pm_stats.resident_count == PDP_SIZE syz 22 1707d 1708d 3/3 1707d 398f36d55ce0 PR port-amd64/55083 (assertion "pmap->pm_stats.resident_count == PDP_SIZE" failed)
assert failed: ptp->wire_count == 1 C 16 1708d 1709d 3/3 1708d 4538c4a0a4c9 Pacify assertion in a failure path.
assert failed: (opte & (PTE_A | PTE_P)) != PTE_A C 15 1709d 1711d 3/3 1709d 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 1709d 1709d 3/3 1709d 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 1719d 1795d 3/3 1718d 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 1784d 1784d 3/3 1719d 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 1733d 1734d 3/3 1719d 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 1730d 1744d 3/3 1719d 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 1719d 1780d 3/3 1719d e78f9b4fde02 A final set of scheduler tweaks:
MSan: Uninitialized Memory in bus_dmamap_sync C 16 1729d 1734d 3/3 1719d 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 1802d 1803d 3/3 1735d 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 1802d 1803d 3/3 1735d 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 1795d 1799d 3/3 1735d 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 1800d 1801d 3/3 1735d 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 1795d 1796d 3/3 1735d 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 1800d 1801d 3/3 1735d dc1bd2c9382b Fix LOCKDEBUG panic on mutex_init().
assert failed: lwp_locked(l, l->l_cpu->ci_schedstate.spc_lwplock) C 2676 1823d 1824d 2/3 1820d 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 1829d 1841d 2/3 1829d 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 1833d 1952d 2/3 1831d 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 1849d 1853d 2/3 1831d 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 1836d 1836d 2/3 1831d 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 1831d 1832d 2/3 1831d 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 1841d 1846d 2/3 1831d 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 1832d 1841d 2/3 1831d 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 1869d 1877d 2/3 1864d 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 1864d 1869d 2/3 1864d 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 1868d 1868d 2/3 1866d 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 1873d 1874d 2/3 1873d 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 1875d 1875d 2/3 1874d 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 1874d 1874d 2/3 1874d 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 1874d 1874d 2/3 1874d 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 1889d 1890d 2/3 1876d 338a6d8211a1 Use an explicit run-time assertion where compile-time doesn't work.
panic: ifmedia_add: can't malloc entry 28 1877d 1954d 2/3 1877d 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 1879d 1910d 2/3 1877d db38f3713d52 in shmdt(), wait until shmat() completes before detaching.
page fault in shm_delete_mapping syz 17 2012d 2024d 2/3 1877d 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 1880d 1887d 2/3 1879d 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 1886d 1886d 2/3 1885d 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 1885d 1888d 2/3 1885d 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 1888d 1888d 2/3 1888d 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 1888d 1889d 2/3 1888d 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 1888d 1889d 2/3 1888d 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 1890d 1891d 2/3 1889d 360cafb4be56 Decorate percpu_cpu_swap() with __noubsan
assert failed: buflen != 0 syz 18 1896d 1896d 1/3 1896d 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 1959d 2097d 1/3 1897d 80a06cecc711 Fix race in timer destruction.
assert failed: c->c_cpu->cc_lwp == curlwp || c->c_cpu->cc_active != c C 247 1957d 2097d 1/3 1915d 80a06cecc711 Fix race in timer destruction.
assert failed: to_ticks >= 0 (2) C 70 1970d 2029d 1/3 1915d 4952945bc9cb Clamp tcp timer quantities to reasonable ranges.
assert failed: pg->wire_count != 0 (2) C 174 1959d 1981d 1/3 1915d 95ce9a69b407 fix two bugs reported in https://syzkaller.appspot.com/bug?id=8840dce484094a926e1ec388ffb83acb2fa291c9
assert failed: pg->wire_count > 0 C 6 2082d 2095d 1/3 1915d 6eb7fd2b53ce Acquire shmseg uobj reference while we hold shm_lock.
assert failed: uvm_page_locked_p(pg) C 44 1959d 1969d 1/3 1958d 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 1973d 1974d 1/3 1971d 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 1980d 1980d 1/3 1975d 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 1981d 1981d 1/3 1981d 00dad9ea5158 Correct wrong type of uio_seg passed to do_sys_mknodat()
assert failed: ! 2 1981d 1981d 1/3 1981d 00dad9ea5158 Correct wrong type of uio_seg passed to do_sys_mknodat()
assert failed: pmap->pm_obj[i].uo_npages == 0 C 58 2011d 2091d 1/3 1982d 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 2013d 2078d 1/3 1982d 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 2035d 2095d 1/3 2027d 7abfdd368b0d Clean up pipe structure before recycling it.
assert failed: to_ticks >= 0 C 2547 2047d 2096d 1/3 2047d 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 2048d 2085d 1/3 2048d 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 2089d 2097d 1/3 2061d 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 2080d 2096d 1/3 2080d 713042b84b5e Take a reference on ndp->ni_rootdir and ndp->ni_erootdir.
assert failed: vp->v_type == VREG C 139 2085d 2096d 1/3 2085d 21e56f354bb4 Change vn_openchk() to fail VNON and VBAD with error ENXIO.
assert failed: vp->v_type == VREG || vp->v_type == VDIR C 1085 2085d 2097d 1/3 2085d 21e56f354bb4 Change vn_openchk() to fail VNON and VBAD with error ENXIO.
assert failed: c->c_magic == CALLOUT_MAGIC C 1645 2096d 2097d 1/3 2089d The callout is used by any nonvirtual timer including CLOCK_MONOTONIC and needs to be initialized.
assert failed: so->so_lock == NULL C 5 2094d 2096d 1/3 2094d 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 2095d 2096d 1/3 2095d 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 2096d 2097d 1/3 2096d 09915c34c237 Reading a directory may trigger a panic when the buffer is too small. Adjust necessary checks.
ASan bug (2) C 347 2096d 2096d 1/3 2096d 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 2096d 2097d 1/3 2096d 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.