bisecting cause commit starting from e87297fa080a7ed6b431873c771b3801cab573f5 building syzkaller on 20366b870db78f1d58502dad9ffcf6dad618fae7 testing commit e87297fa080a7ed6b431873c771b3801cab573f5 with gcc (GCC) 8.1.0 kernel signature: 8e03b3a98f93dcac56e744bcd5fe7d1f17e06f49c080e129542550add64e9780 run #0: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #1: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #2: crashed: BUG: unable to handle kernel paging request in __kmalloc run #3: crashed: WARNING: refcount bug in apparmor_cred_prepare run #4: crashed: BUG: unable to handle kernel NULL pointer dereference in __kmalloc run #5: crashed: general protection fault in __kmalloc_track_caller run #6: crashed: BUG: unable to handle kernel paging request in apparmor_cred_free run #7: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #8: crashed: BUG: unable to handle kernel NULL pointer dereference in __kmalloc_track_caller run #9: crashed: BUG: unable to handle kernel paging request in __kmalloc testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b with gcc (GCC) 8.1.0 kernel signature: ae997c81c8480492441e712d3c127e3da959156d4e937c464609e101fa84e28c run #0: crashed: BUG: unable to handle kernel NULL pointer dereference in __kmalloc run #1: crashed: BUG: unable to handle kernel paging request in apparmor_socket_create run #2: crashed: BUG: unable to handle kernel paging request in aa_sk_perm run #3: crashed: BUG: unable to handle kernel paging request in __kmalloc run #4: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #5: crashed: WARNING: refcount bug in corrupted run #6: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #7: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #8: crashed: BUG: unable to handle kernel paging request in __kmalloc run #9: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller testing release v5.8 testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c with gcc (GCC) 8.1.0 kernel signature: 564d400b258121a59fd078dbf7c8b7f09da4cfb1512f654dcb1a9f98d3676daf run #0: crashed: BUG: unable to handle kernel paging request in __kmalloc run #1: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #2: crashed: stack segment fault in __kmalloc run #3: crashed: BUG: unable to handle kernel NULL pointer dereference in __kmalloc run #4: crashed: BUG: unable to handle kernel paging request in __kmalloc_track_caller run #5: crashed: BUG: unable to handle kernel NULL pointer dereference in __kmalloc run #6: crashed: BUG: unable to handle kernel paging request in xfrmi_locate run #7: crashed: BUG: sleeping function called from invalid context in exc_page_fault run #8: crashed: BUG: unable to handle kernel paging request in __kmalloc run #9: boot failed: can't ssh into the instance testing release v5.7 testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 with gcc (GCC) 8.1.0 kernel signature: 03e471e8cd8d84e16a9ff6a3dbcec09c579b68cfa125584dcae4b629d7261e28 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 with gcc (GCC) 8.1.0 kernel signature: 5593ee453513c7b19de6d8c0de3a01d6226d3129b2cf07a7d02882efb811b071 all runs: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.1.0 kernel signature: 65eea13ddc652e79a312f327f6a0e75a302d95d85fc94e5f2fa6b02cb225f2be all runs: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.1.0 kernel signature: 8c05250c5f3378271bc4a038b521dee136b4ac7982c41a849b91d0eb16099fa4 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! run #9: crashed: BUG: MAX_LOCKDEP_CHAIN_HLOCKS too low! testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.1.0 kernel signature: 20ba57603f6377c5e073ce6a66b762e7782253146a352daa80104ec2b5a98d86 all runs: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v5.2 testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 with gcc (GCC) 8.1.0 kernel signature: 671d4b1d247e018930d04001b74feca42e2262a7ea06aaa729f3b7bbc46790d8 run #0: basic kernel testing failed: failed to copy test binary to VM: failed to run ["scp" "-P" "22" "-F" "/dev/null" "-o" "UserKnownHostsFile=/dev/null" "-o" "BatchMode=yes" "-o" "IdentitiesOnly=yes" "-o" "StrictHostKeyChecking=no" "-o" "ConnectTimeout=10" "-i" "/syzkaller/jobs/linux/workdir/image/key" "/syzkaller/jobs/linux/workdir/repro.prog" "root@10.128.10.51:./repro.prog"]: exit status 1 Warning: Permanently added '10.128.10.51' (ECDSA) to the list of known hosts. /syzkaller/jobs/linux/workdir/repro.prog: Broken pipe run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v5.1 testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd with gcc (GCC) 8.1.0 kernel signature: c713242be38d96e897ea468e01561f06506deeaf2302297b1273b9d24d8d5bc6 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 with gcc (GCC) 8.1.0 kernel signature: 1e87b48aacdcb9ed6e0241257d28f1c16157b62d35c1755795f115d7e6331864 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v4.20 testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be with gcc (GCC) 8.1.0 kernel signature: 6017f09dc71d3e423dea67c33fe519bd7ca873466f4121dc71d4eb9de3c7105e all runs: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d with gcc (GCC) 8.1.0 kernel signature: 2845b913ab0501aae0a0fea21b12b5f5f302f00d1dc6d42aa113446e2e2d07c7 all runs: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v4.18 testing commit 94710cac0ef4ee177a63b5227664b38c95bbf703 with gcc (GCC) 8.1.0 kernel signature: 69abce3f387c29ae81e5a2a6d169c0af39716d1ce113d6ef3fa12f81eaa49758 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: general protection fault in batadv_iv_ogm_queue_add run #2: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v4.17 testing commit 29dcea88779c856c7dc92040a0c01233263101d4 with gcc (GCC) 8.1.0 kernel signature: db86da6af9a0d07cf9c346224695a8bc09f759c5acda992b815d5ad7c79d86f6 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: general protection fault in batadv_iv_ogm_queue_add run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #9: crashed: KASAN: invalid-free in ieee80211_ibss_leave testing release v4.16 testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda with gcc (GCC) 8.1.0 kernel signature: 8153e40fbb3c7b70cba43a1329c7a40d646f314be3390b381e761d16c14ff704 run #0: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v4.15 testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff with gcc (GCC) 8.1.0 kernel signature: 166f405f37af61ed434a003d35cfad7b2d9fcca007799d4047454e3dcedb8d25 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v4.14 testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 with gcc (GCC) 8.1.0 kernel signature: ad8becdc10de043eb7229ba7a050520ea9a0f1907869a528dfd72dc6a2bc2552 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: OK run #9: OK testing release v4.13 testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 with gcc (GCC) 8.1.0 kernel signature: cdbeaac1f2734c165353e37f56286dda45aa921cabcab4a841771307a45a1368 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: invalid-free in ieee80211_ibss_leave run #7: OK run #8: OK run #9: OK testing release v4.12 testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c with gcc (GCC) 8.1.0 kernel signature: f5fc1979f844344c3f0d8c086ff2b6d7e5b3eaa63aaf2513a11b20efee1d53be all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor testing release v4.11 testing commit a351e9b9fc24e982ec2f0e76379a49826036da12 with gcc (GCC) 7.3.0 kernel signature: 9e02faeeaf0b60df902a3fdb6e69769fd01d5ccccd8763412f70c695fc1b648b all runs: basic kernel testing failed: BUG: sleeping function called from invalid context in tap_get_minor testing release v4.10 testing commit c470abd4fde40ea6a0846a2beab642a578c0b8cd with gcc (GCC) 5.5.0 kernel signature: c600d8c26b6bdc6572682c1805c8112171448302e93c9eea9520eddf7858da5a run #0: crashed: WARNING in nf_unregister_net_hook run #1: crashed: WARNING in nf_unregister_net_hook run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: WARNING in nf_unregister_net_hook run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v4.9 testing commit 69973b830859bc6529a7a0468ba0d80ee5117826 with gcc (GCC) 5.5.0 kernel signature: 7aa6b45bacf84e5a23f74259eeef455e8fa2d57ab6a97dad6756fdd4c6fa53c3 run #0: crashed: WARNING in nf_unregister_net_hook run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: WARNING in nf_unregister_net_hook run #6: crashed: BUG: Double free or freeing an invalid pointer run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v4.8 testing commit c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 with gcc (GCC) 5.5.0 kernel signature: 1852e33c9ef73201b222fb3ea9799847e5e3ea30c51bfef8247ff85f6407f083 run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: OK testing release v4.7 testing commit 523d939ef98fd712632d93a5a2b588e477a7565e with gcc (GCC) 5.5.0 kernel signature: e1881740702af13cad66351c31181761bacf5c3496561c3e7574f637f12a976f run #0: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #1: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #2: crashed: KASAN: slab-out-of-bounds Read in ieee80211_ibss_build_presp run #3: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #4: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #5: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #6: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #7: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #8: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp run #9: crashed: KASAN: use-after-free Read in ieee80211_ibss_build_presp testing release v4.6 testing commit 2dcd0af568b0cf583645c8a317dd12e344b1c72a with gcc (GCC) 5.5.0 kernel signature: 13bce0d1ac5ad2c380564e734d787f75baa01ae4e2985ceeb8becde2d7b35308 all runs: crashed: WARNING in sysfs_warn_dup revisions tested: 26, total time: 5h33m35.712324229s (build: 2h10m19.410642676s, test: 3h17m0.706420282s) the crash already happened on the oldest tested release commit msg: Linux 4.6 crash: WARNING in sysfs_warn_dup bond0: Enslaving bond_slave_1 as an active interface with an up link bridge0: port 2(bridge_slave_1) entered blocking state bridge0: port 2(bridge_slave_1) entered disabled state device bridge_slave_1 entered promiscuous mode ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7877 at fs/sysfs/dir.c:31 sysfs_warn_dup+0x7b/0xa0 fs/sysfs/dir.c:30 sysfs: cannot create duplicate filename '/class/macvtap/tap50' Kernel panic - not syncing: panic_on_warn set ... CPU: 0 PID: 7877 Comm: syz-executor.2 Not tainted 4.6.0-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 0000000000000000 ffff8800b6a46fc8 ffffffff82dab352 ffffffff8667aec0 ffff8800b6a470a0 ffffffff8672c8c0 ffffffff818db72b 0000000000000009 ffff8800b6a47090 ffffffff815c7a54 0000000041b58ab3 ffffffff8778fdc3 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0x136/0x1d4 lib/dump_stack.c:51 [] panic+0x1af/0x348 kernel/panic.c:152 [] __warn+0x18d/0x1b0 kernel/panic.c:504 [] warn_slowpath_fmt+0x92/0xb0 kernel/panic.c:527 [] sysfs_warn_dup+0x7b/0xa0 fs/sysfs/dir.c:30 [] sysfs_do_create_link_sd.isra.0+0xd1/0xf0 fs/sysfs/symlink.c:51 [] sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] [] sysfs_create_link+0x43/0xb0 fs/sysfs/symlink.c:92 [] device_add_class_symlinks drivers/base/core.c:891 [inline] [] device_add+0x6a1/0x1400 drivers/base/core.c:1086 [] device_create_groups_vargs+0x1c8/0x220 drivers/base/core.c:1709 [] device_create_vargs drivers/base/core.c:1749 [inline] [] device_create+0x88/0xa0 drivers/base/core.c:1785 [] macvtap_device_event+0x1c4/0x2a0 drivers/net/macvtap.c:1298 [] notifier_call_chain+0x8b/0x170 kernel/notifier.c:93 [] __raw_notifier_call_chain kernel/notifier.c:394 [inline] [] raw_notifier_call_chain+0x11/0x20 kernel/notifier.c:401 [] call_netdevice_notifiers_info+0x47/0x80 net/core/dev.c:1643 [] call_netdevice_notifiers net/core/dev.c:1659 [inline] [] register_netdevice+0x8e8/0xd00 net/core/dev.c:7027 [] macvlan_common_newlink+0x8b9/0x1090 drivers/net/macvlan.c:1316 [] macvtap_newlink+0xbf/0x110 drivers/net/macvtap.c:471 [] rtnl_newlink+0xd4b/0x1230 net/core/rtnetlink.c:2466 [] rtnetlink_rcv_msg+0x222/0x680 net/core/rtnetlink.c:3513 [] netlink_rcv_skb+0x242/0x350 net/netlink/af_netlink.c:2277 [] rtnetlink_rcv+0x25/0x30 net/core/rtnetlink.c:3519 [] netlink_unicast_kernel net/netlink/af_netlink.c:1214 [inline] [] netlink_unicast+0x3da/0x560 net/netlink/af_netlink.c:1240 [] netlink_sendmsg+0x9bb/0xb40 net/netlink/af_netlink.c:1786 [] sock_sendmsg_nosec net/socket.c:612 [inline] [] sock_sendmsg+0xb5/0xf0 net/socket.c:622 [] SYSC_sendto net/socket.c:1648 [inline] [] SyS_sendto+0x1ca/0x290 net/socket.c:1616 [] entry_SYSCALL_64_fastpath+0x23/0xc1 Kernel Offset: disabled