ci2 starts bisection 2023-06-19 05:29:46.450406405 +0000 UTC m=+287609.643203157 bisecting fixing commit since fa74641fb6b93a19ccb50579886ecc98320230f9 building syzkaller on 3bb7af1def6b7b99e4c1c9573162eb41b5893cd3 ensuring issue is reproducible on original commit fa74641fb6b93a19ccb50579886ecc98320230f9 testing commit fa74641fb6b93a19ccb50579886ecc98320230f9 gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 6d64d367e331628301181f4627728ec0f42e5296daef1557776a4c72ca398a46 all runs: crashed: WARNING in inet_sock_destruct testing current HEAD ca87e77a2ef8b298aa9f69658d5898e72ee450fe testing commit ca87e77a2ef8b298aa9f69658d5898e72ee450fe gcc compiler: Debian clang version 15.0.7, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: afd27172145cf82801c8aefb71983a55665862458a40d036c62a5c00013ca4f8 all runs: crashed: WARNING in inet_sock_destruct crash still not fixed/happens on the oldest tested release revisions tested: 2, total time: 59m4.927591668s (build: 50m52.477559195s, test: 7m23.350546045s) crash still not fixed on HEAD or HEAD had kernel test errors commit msg: Linux 6.1.34 crash: WARNING in inet_sock_destruct ------------[ cut here ]------------ WARNING: CPU: 0 PID: 0 at net/ipv4/af_inet.c:154 inet_sock_destruct+0x43c/0x588 net/ipv4/af_inet.c:154 Modules linked in: CPU: 0 PID: 0 Comm: swapper/0 Not tainted 6.1.34-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : inet_sock_destruct+0x43c/0x588 net/ipv4/af_inet.c:154 lr : instrument_atomic_read include/linux/instrumented.h:72 [inline] lr : atomic_read include/linux/atomic/atomic-instrumented.h:27 [inline] lr : refcount_read include/linux/refcount.h:147 [inline] lr : inet_sock_destruct+0x258/0x588 net/ipv4/af_inet.c:152 sp : ffff800008007cb0 x29: ffff800008007cb0 x28: ffff0000d594c4b0 x27: 0000000000000003 x26: 1fffe0001ab29824 x25: dfff800000000000 x24: dfff800000000000 x23: 1fffe0001ab297fa x22: 1fffe0001ab297fd x21: ffff0000d594c230 x20: ffff0000d594c1e8 x19: ffff0000d594bfc0 x18: 1ffff0000284e84f x17: 0000000000000000 x16: ffff800010e50f34 x15: 0000000100000001 x14: 1ffff0000284a0b0 x13: dfff800000000000 x12: 0000000000000001 x11: 1fffe0001ab29846 x10: 0000000000000000 x9 : 0000000000000000 x8 : 0000000000000000 x7 : ffff80000834c35c x6 : 0000000000000000 x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff80000fcdcde4 x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000d00 Call trace: inet_sock_destruct+0x43c/0x588 net/ipv4/af_inet.c:154 inet6_sock_destruct+0x20/0x30 net/ipv6/af_inet6.c:115 __sk_destruct+0x54/0x5a4 net/core/sock.c:2124 rcu_do_batch kernel/rcu/tree.c:2251 [inline] rcu_core+0x878/0x1c10 kernel/rcu/tree.c:2511 rcu_core_si+0x10/0x1c kernel/rcu/tree.c:2528 __do_softirq+0x30c/0xea0 kernel/softirq.c:571 ____do_softirq+0x10/0x1c arch/arm64/kernel/irq.c:79 call_on_irq_stack+0x24/0x4c arch/arm64/kernel/entry.S:889 do_softirq_own_stack+0x1c/0x28 arch/arm64/kernel/irq.c:84 invoke_softirq kernel/softirq.c:452 [inline] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:650 irq_exit_rcu+0x14/0x84 kernel/softirq.c:662 __el1_irq arch/arm64/kernel/entry-common.c:472 [inline] el1_interrupt+0x38/0x68 arch/arm64/kernel/entry-common.c:486 el1h_64_irq_handler+0x18/0x24 arch/arm64/kernel/entry-common.c:491 el1h_64_irq+0x64/0x68 arch/arm64/kernel/entry.S:577 arch_local_irq_enable+0xc/0x18 arch/arm64/include/asm/irqflags.h:35 default_idle_call+0x68/0xdc kernel/sched/idle.c:109 cpuidle_idle_call kernel/sched/idle.c:191 [inline] do_idle+0x1e0/0x514 kernel/sched/idle.c:303 cpu_startup_entry+0x24/0x28 kernel/sched/idle.c:400 rest_init+0x1fc/0x214 init/main.c:729 start_kernel+0x0/0x3ec init/main.c:890 start_kernel+0x2e8/0x3ec init/main.c:1145 __primary_switched+0xb8/0xc0 arch/arm64/kernel/head.S:468 irq event stamp: 857559 hardirqs last enabled at (857558): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:151 [inline] hardirqs last enabled at (857558): [] _raw_spin_unlock_irqrestore+0x48/0xac kernel/locking/spinlock.c:194 hardirqs last disabled at (857559): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (857420): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (857420): [] __do_softirq+0xc14/0xea0 kernel/softirq.c:600 softirqs last disabled at (857525): [] ____do_softirq+0x10/0x1c arch/arm64/kernel/irq.c:79 ---[ end trace 0000000000000000 ]---