bisecting cause commit starting from e87297fa080a7ed6b431873c771b3801cab573f5 building syzkaller on 20366b870db78f1d58502dad9ffcf6dad618fae7 testing commit e87297fa080a7ed6b431873c771b3801cab573f5 with gcc (GCC) 8.1.0 kernel signature: 8e03b3a98f93dcac56e744bcd5fe7d1f17e06f49c080e129542550add64e9780 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.9 testing commit bbf5c979011a099af5dc76498918ed7df445635b with gcc (GCC) 8.1.0 kernel signature: ae997c81c8480492441e712d3c127e3da959156d4e937c464609e101fa84e28c all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.8 testing commit bcf876870b95592b52519ed4aafcf9d95999bc9c with gcc (GCC) 8.1.0 kernel signature: 564d400b258121a59fd078dbf7c8b7f09da4cfb1512f654dcb1a9f98d3676daf all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.7 testing commit 3d77e6a8804abcc0504c904bd6e5cdf3a5cf8162 with gcc (GCC) 8.1.0 kernel signature: 03e471e8cd8d84e16a9ff6a3dbcec09c579b68cfa125584dcae4b629d7261e28 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.6 testing commit 7111951b8d4973bda27ff663f2cf18b663d15b48 with gcc (GCC) 8.1.0 kernel signature: 5593ee453513c7b19de6d8c0de3a01d6226d3129b2cf07a7d02882efb811b071 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.5 testing commit d5226fa6dbae0569ee43ecfc08bdcd6770fc4755 with gcc (GCC) 8.1.0 kernel signature: 65eea13ddc652e79a312f327f6a0e75a302d95d85fc94e5f2fa6b02cb225f2be all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.4 testing commit 219d54332a09e8d8741c1e1982f5eae56099de85 with gcc (GCC) 8.1.0 kernel signature: 8c05250c5f3378271bc4a038b521dee136b4ac7982c41a849b91d0eb16099fa4 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.3 testing commit 4d856f72c10ecb060868ed10ff1b1453943fc6c8 with gcc (GCC) 8.1.0 kernel signature: 20ba57603f6377c5e073ce6a66b762e7782253146a352daa80104ec2b5a98d86 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.2 testing commit 0ecfebd2b52404ae0c54a878c872bb93363ada36 with gcc (GCC) 8.1.0 kernel signature: 671d4b1d247e018930d04001b74feca42e2262a7ea06aaa729f3b7bbc46790d8 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.1 testing commit e93c9c99a629c61837d5a7fc2120cd2b6c70dbdd with gcc (GCC) 8.1.0 kernel signature: c713242be38d96e897ea468e01561f06506deeaf2302297b1273b9d24d8d5bc6 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v5.0 testing commit 1c163f4c7b3f621efff9b28a47abb36f7378d783 with gcc (GCC) 8.1.0 kernel signature: 1e87b48aacdcb9ed6e0241257d28f1c16157b62d35c1755795f115d7e6331864 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.20 testing commit 8fe28cb58bcb235034b64cbbb7550a8a43fd88be with gcc (GCC) 8.1.0 kernel signature: 8b8fb63a0946bc02956a627ac378887566b55900575660cb79e695c780806986 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.19 testing commit 84df9525b0c27f3ebc2ebb1864fa62a97fdedb7d with gcc (GCC) 8.1.0 kernel signature: 49280e491cde2cbe42e834078732d3c31b70cf41ca6aafe9ac60a9c057c0239c all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.18 testing commit 94710cac0ef4ee177a63b5227664b38c95bbf703 with gcc (GCC) 8.1.0 kernel signature: 5b07f773cf2ad9fc8f59261aa917a36f9e8bc81c8d2e7aed294da5113abe4584 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.17 testing commit 29dcea88779c856c7dc92040a0c01233263101d4 with gcc (GCC) 8.1.0 kernel signature: ad5baff7def5874a5edc25c85c8ecc7b9fcccccb84f37b6b8ad891c250b2d91b run #0: crashed: WARNING in ieee80211_start_next_roc run #1: crashed: WARNING in ieee80211_start_next_roc run #2: crashed: WARNING in corrupted run #3: crashed: WARNING in ieee80211_start_next_roc run #4: crashed: WARNING in ieee80211_start_next_roc run #5: crashed: WARNING in ieee80211_start_next_roc run #6: crashed: WARNING in ieee80211_start_next_roc run #7: crashed: WARNING in ieee80211_start_next_roc run #8: crashed: WARNING in ieee80211_start_next_roc run #9: crashed: WARNING in ieee80211_start_next_roc testing release v4.16 testing commit 0adb32858b0bddf4ada5f364a84ed60b196dbcda with gcc (GCC) 8.1.0 kernel signature: 26c8c652c14ebfe607c0db50c985e7a8eb6cc36bfacee24cfe0bf3d259523e12 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.15 testing commit d8a5b80568a9cb66810e75b182018e9edb68e8ff with gcc (GCC) 8.1.0 kernel signature: 525899a720668bf387b9339e3c31693912834c35901a182d38d303d1b99564a1 run #0: crashed: WARNING in ieee80211_start_next_roc run #1: crashed: WARNING in ieee80211_start_next_roc run #2: crashed: KASAN: use-after-free Read in batadv_iv_ogm_queue_add run #3: crashed: WARNING in ieee80211_start_next_roc run #4: crashed: WARNING in ieee80211_start_next_roc run #5: crashed: WARNING in ieee80211_start_next_roc run #6: crashed: WARNING in ieee80211_start_next_roc run #7: crashed: WARNING in ieee80211_start_next_roc run #8: OK run #9: OK testing release v4.14 testing commit bebc6082da0a9f5d47a1ea2edc099bf671058bd4 with gcc (GCC) 8.1.0 kernel signature: f01d1e19ff0b58196586f36b1ea5ec75dfbec26a3e1f0d6da1547b0a3563285f run #0: crashed: WARNING in ieee80211_start_next_roc run #1: crashed: WARNING in ieee80211_start_next_roc run #2: crashed: WARNING in ieee80211_start_next_roc run #3: crashed: WARNING in ieee80211_start_next_roc run #4: crashed: WARNING in ieee80211_start_next_roc run #5: crashed: WARNING in ieee80211_start_next_roc run #6: crashed: WARNING in ieee80211_start_next_roc run #7: crashed: WARNING in ieee80211_start_next_roc run #8: crashed: WARNING in ieee80211_start_next_roc run #9: OK testing release v4.13 testing commit 569dbb88e80deb68974ef6fdd6a13edb9d686261 with gcc (GCC) 8.1.0 kernel signature: c53cdb6f3330b6cf3a4a22946188b199b8ee968522393295444e3f1b760113bc all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.12 testing commit 6f7da290413ba713f0cdd9ff1a2a9bb129ef4f6c with gcc (GCC) 8.1.0 kernel signature: 118edd2dca8da4327369af691fea818c27b315dfdba36fc8c744666dc6fe884b 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: 4320d73bc8127d692649582e377fd488790edfb85bff582201f95868f9b932ae 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: 3294cfe0bdf4d7c790a2245344acb09e8845bc622f20d58653caee002a7a4e54 all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.9 testing commit 69973b830859bc6529a7a0468ba0d80ee5117826 with gcc (GCC) 5.5.0 kernel signature: c9f8395c162bcf49a20f9b3a6775bddbbb3b0406bc165b8e151984e79fde2d0f 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/gopath/src/github.com/google/syzkaller/bin/linux_amd64/syz-execprog" "root@10.128.10.48:./syz-execprog"]: exit status 1 Connection timed out during banner exchange lost connection run #1: crashed: WARNING in nf_unregister_net_hook run #2: crashed: WARNING in ieee80211_start_next_roc run #3: crashed: WARNING in ieee80211_start_next_roc run #4: crashed: WARNING in nf_unregister_net_hook run #5: crashed: WARNING in ieee80211_start_next_roc run #6: crashed: WARNING in nf_unregister_net_hook run #7: crashed: WARNING in ieee80211_start_next_roc run #8: crashed: WARNING in ieee80211_start_next_roc run #9: crashed: WARNING in ieee80211_start_next_roc testing release v4.8 testing commit c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 with gcc (GCC) 5.5.0 kernel signature: 54523e2449dddff22f610953994deb3733caaab4f03b02b0b25892281f5964af all runs: crashed: WARNING in ieee80211_start_next_roc testing release v4.7 testing commit 523d939ef98fd712632d93a5a2b588e477a7565e with gcc (GCC) 5.5.0 kernel signature: f22b9f13e73b64ebb384ea6ac55208b6a300464858c991172192e6b57dd63819 all runs: OK # git bisect start c8d2bc9bc39ebea8437fd974fdbc21847bb897a3 523d939ef98fd712632d93a5a2b588e477a7565e Bisecting: 7344 revisions left to test after this (roughly 13 steps) [e61c10e468a42512f5fad74c00b62af5cc19f65f] sh: add device tree source for J2 FPGA on Mimas v2 board testing commit e61c10e468a42512f5fad74c00b62af5cc19f65f with gcc (GCC) 5.5.0 kernel signature: f05082819ffaab96bcfa56b748f47ce0a931e71ac0423abe59b497176b10668c all runs: crashed: WARNING in ieee80211_start_next_roc # git bisect bad e61c10e468a42512f5fad74c00b62af5cc19f65f Bisecting: 3754 revisions left to test after this (roughly 12 steps) [08fd8c17686c6b09fa410a26d516548dd80ff147] Merge tag 'for-linus-4.8-rc0-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip testing commit 08fd8c17686c6b09fa410a26d516548dd80ff147 with gcc (GCC) 5.5.0 kernel signature: 87dbaf82ffc277790edc3e7273996fb2737b119fc65be0980bd519ba012a4e0b all runs: OK # git bisect good 08fd8c17686c6b09fa410a26d516548dd80ff147 Bisecting: 1877 revisions left to test after this (roughly 11 steps) [7ae0ae4a022b72f33d23ab6e858163d4b37400a5] Merge tag 'spi-v4.8' of git://git.kernel.org/pub/scm/linux/kernel/git/broonie/spi testing commit 7ae0ae4a022b72f33d23ab6e858163d4b37400a5 with gcc (GCC) 5.5.0 kernel signature: 78e98e3cd443a8dfabe2aa5486cc25e3aa1abe067396158d5733c3b8bf039f09 all runs: crashed: WARNING in ieee80211_start_next_roc # git bisect bad 7ae0ae4a022b72f33d23ab6e858163d4b37400a5 Bisecting: 938 revisions left to test after this (roughly 10 steps) [6fd980ac39efee9c26b1eb256c3271fcb139bd99] net: samples: pktgen mode samples/tests for qdisc layer testing commit 6fd980ac39efee9c26b1eb256c3271fcb139bd99 with gcc (GCC) 5.5.0 kernel signature: e1a91ca4636dd3698bbe1d5a69e19996e2e03e9316811e3bf978b571d1dadfbd all runs: crashed: WARNING in ieee80211_start_next_roc # git bisect bad 6fd980ac39efee9c26b1eb256c3271fcb139bd99 Bisecting: 468 revisions left to test after this (roughly 9 steps) [697666eac664dbea7c2c1fa7518fd5dfe098776f] net: ethernet: bcmsysport: use phy_ethtool_{get|set}_link_ksettings testing commit 697666eac664dbea7c2c1fa7518fd5dfe098776f with gcc (GCC) 5.5.0 kernel signature: 2f6d75a9dec50268a3f0c4a779e58b7c338fed117b15bfe04c55fb05c4bb319c all runs: crashed: WARNING in ieee80211_start_next_roc # git bisect bad 697666eac664dbea7c2c1fa7518fd5dfe098776f Bisecting: 234 revisions left to test after this (roughly 8 steps) [6988bd920c6ea53497ed15db947408b7488c9e36] bnxt_en: Add new function bnxt_reset(). testing commit 6988bd920c6ea53497ed15db947408b7488c9e36 with gcc (GCC) 5.5.0 kernel signature: 8bcd69c0734b78bd66fadd54259641f8923396185063fc041627cd40e3c98953 all runs: crashed: WARNING in ieee80211_start_next_roc # git bisect bad 6988bd920c6ea53497ed15db947408b7488c9e36 Bisecting: 116 revisions left to test after this (roughly 7 steps) [6ad8c632ee48ae099aa13704ef18a641220fe211] qed: Add support for query/config dcbx. testing commit 6ad8c632ee48ae099aa13704ef18a641220fe211 with gcc (GCC) 5.5.0 kernel signature: 6e58a326ffcc5e921350997cbf09b393acfaaf371e4bed4c095b0f24fe6823a4 run #0: OK run #1: OK run #2: OK run #3: OK run #4: OK run #5: OK run #6: OK run #7: OK run #8: OK run #9: crashed: KASAN: null-ptr-deref Read reproducer seems to be flaky # git bisect bad 6ad8c632ee48ae099aa13704ef18a641220fe211 Bisecting: 58 revisions left to test after this (roughly 6 steps) [652d39b0d50a6e99495442431c8dadeb8c05c986] net: hns: add uniform interface for phy connection testing commit 652d39b0d50a6e99495442431c8dadeb8c05c986 with gcc (GCC) 5.5.0 kernel signature: 1dae42c3d728c3f0ce27b86a5ef72f84d313848e1b2fa6ce14d1ec24981b2e83 all runs: OK # git bisect good 652d39b0d50a6e99495442431c8dadeb8c05c986 Bisecting: 28 revisions left to test after this (roughly 5 steps) [919f274fd62fdc99799c8fa4f8231b4fd3714532] Merge branch 'qed-iov-fw-reqs' testing commit 919f274fd62fdc99799c8fa4f8231b4fd3714532 with gcc (GCC) 5.5.0 kernel signature: c7eef2f7b7956ae819533afffa7d29619720f03220142a3ace281204c4544ae9 all runs: OK # git bisect good 919f274fd62fdc99799c8fa4f8231b4fd3714532 Bisecting: 13 revisions left to test after this (roughly 4 steps) [64151ae36ed93c45654069c8aff2a7f0125075e8] Merge branch 'be2net-noncrit-fixes' testing commit 64151ae36ed93c45654069c8aff2a7f0125075e8 with gcc (GCC) 5.5.0 kernel signature: 346c61c14325b3a3f6dee3359a9d7de019fe8f39669ea9a0776e22ccbe27cf78 all runs: OK # git bisect good 64151ae36ed93c45654069c8aff2a7f0125075e8 Bisecting: 6 revisions left to test after this (roughly 3 steps) [b4869aa2f881ea4fcd36cd01ad591e4ed96eb33b] net: vrf: ipv6 support for local traffic to local addresses testing commit b4869aa2f881ea4fcd36cd01ad591e4ed96eb33b with gcc (GCC) 5.5.0 kernel signature: e1eda74d652d7559971f225702a567da63b4ee776ff7516b99a9ca567fa754d9 all runs: OK # git bisect good b4869aa2f881ea4fcd36cd01ad591e4ed96eb33b Bisecting: 3 revisions left to test after this (roughly 2 steps) [e00431bc93bb48c650273be4a00007b2a392d32a] tcp: accept RST if SEQ matches right edge of right-most SACK block testing commit e00431bc93bb48c650273be4a00007b2a392d32a with gcc (GCC) 5.5.0 kernel signature: 31b5aa3768aee78b25e0e24240faf1f1b66baa43c9021b0563fa081d508c5d1d all runs: OK # git bisect good e00431bc93bb48c650273be4a00007b2a392d32a Bisecting: 1 revision left to test after this (roughly 1 step) [c57397670fe4430cc07572420d51220e9724543c] drivers/net/fsl_ucc: Do not prefix header guard with CONFIG_ testing commit c57397670fe4430cc07572420d51220e9724543c with gcc (GCC) 5.5.0 kernel signature: 6e58a326ffcc5e921350997cbf09b393acfaaf371e4bed4c095b0f24fe6823a4 all runs: OK # git bisect good c57397670fe4430cc07572420d51220e9724543c Bisecting: 0 revisions left to test after this (roughly 0 steps) [6f23d96cfa4fb68c4c9683f161f831057a5a134f] fsl/qe: Do not prefix header guard with CONFIG_ testing commit 6f23d96cfa4fb68c4c9683f161f831057a5a134f with gcc (GCC) 5.5.0 kernel signature: 6e58a326ffcc5e921350997cbf09b393acfaaf371e4bed4c095b0f24fe6823a4 all runs: OK # git bisect good 6f23d96cfa4fb68c4c9683f161f831057a5a134f 6ad8c632ee48ae099aa13704ef18a641220fe211 is the first bad commit commit 6ad8c632ee48ae099aa13704ef18a641220fe211 Author: Sudarsana Reddy Kalluru Date: Wed Jun 8 06:22:10 2016 -0400 qed: Add support for query/config dcbx. Query API reads the dcbx data from the device shared memory and return it to the caller. The config API configures the user provided dcbx values on the device, and initiates the dcbx negotiation with the peer. Signed-off-by: Sudarsana Reddy Kalluru Signed-off-by: Yuval Mintz Signed-off-by: David S. Miller drivers/net/ethernet/qlogic/qed/qed_dcbx.c | 533 ++++++++++++++++++++++++++++- drivers/net/ethernet/qlogic/qed/qed_dcbx.h | 28 ++ drivers/net/ethernet/qlogic/qed/qed_hsi.h | 3 + include/linux/qed/qed_if.h | 90 +++++ 4 files changed, 653 insertions(+), 1 deletion(-) culprit signature: 6e58a326ffcc5e921350997cbf09b393acfaaf371e4bed4c095b0f24fe6823a4 parent signature: 6e58a326ffcc5e921350997cbf09b393acfaaf371e4bed4c095b0f24fe6823a4 Reproducer flagged being flaky revisions tested: 39, total time: 7h40m3.205281949s (build: 2h56m20.953978241s, test: 4h33m43.987851021s) first bad commit: 6ad8c632ee48ae099aa13704ef18a641220fe211 qed: Add support for query/config dcbx. recipients (to): ["davem@davemloft.net" "sudarsana.kalluru@qlogic.com" "yuval.mintz@qlogic.com"] recipients (cc): [] crash: KASAN: null-ptr-deref Read batman_adv: batadv0: Interface deactivated: batadv_slave_1 batman_adv: batadv0: Removing interface: batadv_slave_1 ================================================================== device bridge_slave_1 left promiscuous mode bridge0: port 2(bridge_slave_1) entered disabled state BUG: KASAN: null-ptr-deref on address (null) Read of size 24 by task kworker/u4:12/11519 CPU: 0 PID: 11519 Comm: kworker/u4:12 Not tainted 4.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_send_outstanding_bat_ogm_packet 0000000000000000 ffff8800abf6f9e8 ffffffff82ddc472 0000000000000018 ffff8800abf6fa78 ffff8800ac3c6100 ffff8800ad015080 0000000000000024 ffff8800abf6fa68 ffffffff81706281 ffff8800ac3c6910 ffff8800ac3c6100 Call Trace: [] __dump_stack lib/dump_stack.c:15 [inline] [] dump_stack+0x136/0x1d4 lib/dump_stack.c:51 [] kasan_report_error+0x431/0x520 mm/kasan/report.c:273 [] kasan_report+0x34/0x40 mm/kasan/report.c:298 [] check_memory_region_inline mm/kasan/kasan.c:285 [inline] [] check_memory_region+0x13d/0x1a0 mm/kasan/kasan.c:299 [] memcpy+0x23/0x50 mm/kasan/kasan.c:334 [] batadv_tvlv_realloc_packet_buff net/batman-adv/main.c:891 [inline] [] batadv_tvlv_container_ogm_append+0x158/0x470 net/batman-adv/main.c:926 [] batadv_iv_ogm_schedule+0x9ea/0xc70 net/batman-adv/bat_iv_ogm.c:947 [] batadv_schedule_bat_ogm net/batman-adv/send.c:448 [inline] [] batadv_send_outstanding_bat_ogm_packet+0x2f1/0x410 net/batman-adv/send.c:636 [] process_one_work+0x67c/0x14f0 kernel/workqueue.c:2096 [] worker_thread+0xda/0xf10 kernel/workqueue.c:2230 [] kthread+0x209/0x2d0 kernel/kthread.c:209 [] ret_from_fork+0x1f/0x40 arch/x86/entry/entry_64.S:389 ================================================================== BUG: unable to handle kernel NULL pointer dereference at (null) IP: [] memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:51 PGD 0 Oops: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 0 PID: 11519 Comm: kworker/u4:12 Tainted: G B 4.7.0-rc1-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: bat_events batadv_send_outstanding_bat_ogm_packet task: ffff8800ac3c6100 ti: ffff8800abf68000 task.ti: ffff8800abf68000 RIP: 0010:[] [] memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:51 RSP: 0018:ffff8800abf6fac8 EFLAGS: 00010246 RAX: ffff8800ac140cf0 RBX: 0000000000000018 RCX: 0000000000000018 RDX: 0000000000000018 RSI: 0000000000000000 RDI: ffff8800ac140cf0 RBP: ffff8800abf6fae8 R08: ffffed00158281a1 R09: ffffed00158281a1 R10: 0000000000000003 R11: ffffed00158281a0 R12: ffff8800ac140cf0 R13: 0000000000000000 R14: ffff8800ad015080 R15: 0000000000000024 FS: 0000000000000000(0000) GS:ffff88013bc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 00000000b7712000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffffffff81705905 0000000000000018 ffff8800b1638a00 ffff8800ad015078 ffff8800abf6fb48 ffffffff864c4448 ffff8800b16391e0 0000000000000000 ffff8800ac140cf0 ffff88000000003c ffff8800b16391f0 ffff8800b1638a00 Call Trace: [] batadv_tvlv_realloc_packet_buff net/batman-adv/main.c:891 [inline] [] batadv_tvlv_container_ogm_append+0x158/0x470 net/batman-adv/main.c:926 [] batadv_iv_ogm_schedule+0x9ea/0xc70 net/batman-adv/bat_iv_ogm.c:947 [] batadv_schedule_bat_ogm net/batman-adv/send.c:448 [inline] [] batadv_send_outstanding_bat_ogm_packet+0x2f1/0x410 net/batman-adv/send.c:636 [] process_one_work+0x67c/0x14f0 kernel/workqueue.c:2096 [] worker_thread+0xda/0xf10 kernel/workqueue.c:2230 [] kthread+0x209/0x2d0 kernel/kthread.c:209 [] ret_from_fork+0x1f/0x40 arch/x86/entry/entry_64.S:389 Code: ff ff ff 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 RIP [] memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:50 RSP CR2: 0000000000000000 ---[ end trace a0ce0cc2e213e5eb ]---