ci2 starts bisection 2023-04-09 01:42:33.271557036 +0000 UTC m=+103484.279897534 bisecting fixing commit since d9b4a0c83a2d405dd85bf32d672686146b9bedff building syzkaller on f08b59ac0d8759f409d594ddca4f08c920e23237 ensuring issue is reproducible on original commit d9b4a0c83a2d405dd85bf32d672686146b9bedff testing commit d9b4a0c83a2d405dd85bf32d672686146b9bedff gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: fdf06b03a0be944069e4e3b815f8c342b057360d6553716240359a5cf3d30254 run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc002410c80] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0011050e0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #2: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0012060a0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #3: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000bba140] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #4: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000bba230] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #5: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000bba5a0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #6: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000bba6e0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #7: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0025cc0f0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #8: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0025cc230] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #9: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0025cc460] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #10: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0025cc7d0] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #11: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc0025cc960] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #12: crashed: KASAN: slab-out-of-bounds Write in pskb_expand_head run #13: crashed: BUG: soft lockup in rtnl_newlink run #14: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #15: crashed: BUG: soft lockup in rtnl_newlink run #16: crashed: BUG: soft lockup in rtnl_newlink run #17: crashed: BUG: soft lockup in rtnl_newlink run #18: crashed: BUG: soft lockup in rtnl_newlink run #19: crashed: BUG: soft lockup in rtnl_newlink testing current HEAD d86dfc4d95cd218246b10ca7adf22c8626547599 testing commit d86dfc4d95cd218246b10ca7adf22c8626547599 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: e33b72c6c328497f67279b4fbd857fdad123c7d61a36f985dc543a38cd84c36f run #0: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000646870] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #1: boot failed: create image operation failed: &{Code:QUOTA_EXCEEDED ErrorDetails:[0xc000646b40] Location: Message:Quota 'T2A_CPUS' exceeded. Limit: 64.0 in region us-central1. ForceSendFields:[] NullFields:[]}. run #2: crashed: KASAN: slab-out-of-bounds Write in pskb_expand_head run #3: crashed: KASAN: slab-out-of-bounds Write in pskb_expand_head run #4: crashed: KASAN: slab-out-of-bounds Write in pskb_expand_head run #5: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #6: crashed: BUG: soft lockup in batadv_iv_send_outstanding_bat_ogm_packet run #7: crashed: BUG: soft lockup in rtnl_newlink run #8: crashed: BUG: soft lockup in rtnl_newlink run #9: crashed: BUG: soft lockup in rtnl_newlink revisions tested: 2, total time: 48m42.985453428s (build: 39m46.14765417s, test: 6m38.94961925s) the crash still happens on HEAD commit msg: Linux 5.15.106 crash: BUG: soft lockup in rtnl_newlink watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.0:4665] Modules linked in: irq event stamp: 52102809 hardirqs last enabled at (52102808): [] __local_bh_enable_ip+0x258/0x4d0 kernel/softirq.c:388 hardirqs last disabled at (52102809): [] enter_el1_irq_or_nmi+0x10/0x1c arch/arm64/kernel/entry-common.c:227 softirqs last enabled at (1252): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (1252): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (1258): [] spin_lock_bh include/linux/spinlock.h:368 [inline] softirqs last disabled at (1258): [] batadv_tt_local_resize_to_mtu+0x58/0x10c net/batman-adv/translation-table.c:3950 CPU: 1 PID: 4665 Comm: syz-executor.0 Not tainted 5.15.106-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : should_resched arch/arm64/include/asm/preempt.h:78 [inline] pc : __local_bh_enable_ip+0x260/0x4d0 kernel/softirq.c:390 lr : __local_bh_enable_ip+0x258/0x4d0 kernel/softirq.c:388 sp : ffff80001b3a68b0 x29: ffff80001b3a68c0 x28: dfff800000000000 x27: 1fffe0001a375651 x26: ffff0000d1bab298 x25: ffff0000d1bab288 x24: 0000000000000001 x23: 1fffe000181fe001 x22: dfff800000000000 x21: ffff800010552d78 x20: 0000000000000000 x19: ffff0000c0ff0008 x18: ffffffffffffffff x17: 77656e2074696620 x16: ffff80000828fe48 x15: 6e65207474206c61 x14: 1ffff000026b406a x13: dfff800000000000 x12: 0000000000000003 x11: 0000000000000201 x10: 0000000000000003 x9 : 0000000000000000 x8 : 00000000000000e0 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000803f234 x2 : 0000000000000002 x1 : ffff800010819560 x0 : ffff8001a15bd000 Call trace: arch_local_irq_enable arch/arm64/include/asm/irqflags.h:35 [inline] __local_bh_enable_ip+0x260/0x4d0 kernel/softirq.c:388 __raw_spin_unlock_bh include/linux/spinlock_api_smp.h:176 [inline] _raw_spin_unlock_bh+0xf8/0x180 kernel/locking/spinlock.c:210 spin_unlock_bh include/linux/spinlock.h:408 [inline] batadv_tt_local_purge_pending_clients+0x22c/0x2a8 net/batman-adv/translation-table.c:3674 batadv_tt_local_resize_to_mtu+0xa4/0x10c net/batman-adv/translation-table.c:3958 batadv_update_min_mtu net/batman-adv/hard-interface.c:635 [inline] batadv_hardif_activate_interface+0x188/0x208 net/batman-adv/hard-interface.c:662 batadv_hardif_enable_interface+0x3dc/0x618 net/batman-adv/hard-interface.c:745 batadv_softif_slave_add+0x6c/0x100 net/batman-adv/soft-interface.c:839 do_set_master net/core/rtnetlink.c:2523 [inline] __rtnl_newlink net/core/rtnetlink.c:3479 [inline] rtnl_newlink+0x1200/0x16a4 net/core/rtnetlink.c:3510 rtnetlink_rcv_msg+0x428/0x994 net/core/rtnetlink.c:5587 netlink_rcv_skb+0x1d8/0x310 net/netlink/af_netlink.c:2533 rtnetlink_rcv+0x18/0x24 net/core/rtnetlink.c:5605 netlink_unicast_kernel net/netlink/af_netlink.c:1330 [inline] netlink_unicast+0x51c/0x844 net/netlink/af_netlink.c:1356 netlink_sendmsg+0x5c8/0x958 net/netlink/af_netlink.c:1952 sock_sendmsg_nosec net/socket.c:704 [inline] sock_sendmsg net/socket.c:724 [inline] ____sys_sendmsg+0x44c/0x6e0 net/socket.c:2412 ___sys_sendmsg+0x1d0/0x248 net/socket.c:2466 __sys_sendmsg net/socket.c:2495 [inline] __do_sys_sendmsg net/socket.c:2504 [inline] __se_sys_sendmsg net/socket.c:2502 [inline] __arm64_sys_sendmsg+0x17c/0x1f8 net/socket.c:2502 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x7c/0x250 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x160/0x1e4 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x4c/0xf0 arch/arm64/kernel/syscall.c:181 el0_svc+0x7c/0x1f0 arch/arm64/kernel/entry-common.c:596 el0t_64_sync_handler+0x84/0xe4 arch/arm64/kernel/entry-common.c:614 el0t_64_sync+0x1a0/0x1a4 arch/arm64/kernel/entry.S:584