ci starts bisection 2023-06-08 13:15:28.242346555 +0000 UTC m=+100240.530773456 bisecting fixing commit since 77b1b8b43ec3c060ecf7e926a92b0f8772171046 building syzkaller on e13a05ed99be3112220ed09062bd52e1c0a2ffb6 ensuring issue is reproducible on original commit 77b1b8b43ec3c060ecf7e926a92b0f8772171046 testing commit 77b1b8b43ec3c060ecf7e926a92b0f8772171046 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 7643b61d22b46c95026da8400e1a72d18d80464db21cd3660e832f909c071729 run #0: crashed: WARNING in ieee80211_rx_list run #1: crashed: WARNING in ieee80211_rx_list run #2: crashed: WARNING in ieee80211_rx_list run #3: crashed: WARNING in ieee80211_rx_list run #4: crashed: WARNING in ieee80211_rx_list run #5: crashed: WARNING in ieee80211_rx_list run #6: crashed: WARNING in ieee80211_rx_list run #7: crashed: WARNING in ieee80211_rx_list run #8: crashed: WARNING in ieee80211_rx_list run #9: crashed: WARNING in ieee80211_rx_list run #10: crashed: WARNING in ieee80211_rx_list run #11: crashed: WARNING in ieee80211_rx_list run #12: crashed: WARNING in ieee80211_rx_list run #13: crashed: WARNING in ieee80211_rx_list run #14: crashed: WARNING in ieee80211_rx_list run #15: crashed: WARNING in ieee80211_rx_list run #16: crashed: WARNING in ieee80211_rx_list run #17: OK run #18: OK run #19: OK testing current HEAD f57ade27fc3eae16eab0f1edba1248ced429b2f0 testing commit f57ade27fc3eae16eab0f1edba1248ced429b2f0 gcc compiler: gcc (Debian 10.2.1-6) 10.2.1 20210110, GNU ld (GNU Binutils for Debian) 2.35.2 kernel signature: 28375e5e56aa048a36cee6b14771176b77df393fe16cc22420f9b5759924b3d1 run #0: crashed: WARNING in ieee80211_rx_list run #1: crashed: WARNING in ieee80211_rx_list run #2: crashed: WARNING in ieee80211_rx_list run #3: crashed: WARNING in ieee80211_rx_list run #4: crashed: WARNING in ieee80211_rx_list run #5: crashed: WARNING in ieee80211_rx_list run #6: crashed: WARNING in ieee80211_rx_list run #7: OK run #8: OK run #9: crashed: WARNING in ieee80211_rx_list crash still not fixed/happens on the oldest tested release revisions tested: 2, total time: 39m36.808184798s (build: 15m0.233422027s, test: 23m13.391491662s) crash still not fixed on HEAD or HEAD had kernel test errors commit msg: selftests/bpf: Add test cases to assert proper ID tracking on spill crash: WARNING in ieee80211_rx_list ------------[ cut here ]------------ WARNING: CPU: 1 PID: 0 at net/mac80211/rx.c:5277 ieee80211_rx_list+0xf32/0x29d0 net/mac80211/rx.c:5245 Modules linked in: CPU: 1 PID: 0 Comm: swapper/1 Not tainted 6.4.0-rc4-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 RIP: 0010:ieee80211_rx_list+0xf32/0x29d0 net/mac80211/rx.c:5277 Code: bf f1 ff ff 0f 0b e9 94 f4 ff ff 41 0f b6 44 24 48 83 e0 30 3c 30 0f 84 ff f3 ff ff 48 c7 44 24 30 00 00 00 00 e9 ea f4 ff ff <0f> 0b e9 6e f4 ff ff 4d 8d 69 58 be 08 00 00 00 44 89 5c 24 48 4c RSP: 0018:ffffc900001e0c88 EFLAGS: 00010246 RAX: 0000000000000000 RBX: ffff8880663c3408 RCX: ffffc900001e0e68 RDX: 0000000000000005 RSI: 0000000000000000 RDI: ffff8880663c157d RBP: ffff888026019e90 R08: 0000000000000000 R09: ffff8880663c0de0 R10: 0000000000000000 R11: 0000000000080001 R12: ffff888026019dc0 R13: 0000000000000000 R14: 0000000000000000 R15: 1ffff9200003c1c9 FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fec4ee07718 CR3: 000000007f6f6000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: ieee80211_rx_napi+0xbf/0x350 net/mac80211/rx.c:5387 ieee80211_rx include/net/mac80211.h:4918 [inline] ieee80211_tasklet_handler+0xeb/0x100 net/mac80211/main.c:316 tasklet_action_common.constprop.0+0x269/0x770 kernel/softirq.c:798 __do_softirq+0x1d4/0x905 kernel/softirq.c:571 invoke_softirq kernel/softirq.c:445 [inline] __irq_exit_rcu+0x114/0x190 kernel/softirq.c:650 irq_exit_rcu+0x9/0x20 kernel/softirq.c:662 sysvec_apic_timer_interrupt+0x97/0xc0 arch/x86/kernel/apic/apic.c:1106 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645 RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline] RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:72 [inline] RIP: 0010:acpi_safe_halt+0x1b/0x20 drivers/acpi/processor_idle.c:113 Code: ed c3 66 66 2e 0f 1f 84 00 00 00 00 00 66 90 65 48 8b 04 25 c0 ba 03 00 48 8b 00 a8 08 75 0c 66 90 0f 00 2d 77 ab 9c 00 fb f4 c3 0f 1f 00 0f b6 47 08 3c 01 74 0b 3c 02 74 05 8b 7f 04 eb 9f RSP: 0018:ffffc90000177d58 EFLAGS: 00000246 RAX: 0000000000004000 RBX: 0000000000038ec8 RCX: ffffffff88d1205e RDX: 0000000000000001 RSI: ffff8881453d0800 RDI: ffff8881453d0864 RBP: ffff888019b41000 R08: 0000000000000001 R09: ffff8880b9d36c2b R10: ffffed10173a6d85 R11: ffffffff8bb91760 R12: 0000000000000001 R13: ffff8881453d0864 R14: ffffffff8bb91760 R15: 0000000000000000 acpi_idle_enter+0xc7/0x150 drivers/acpi/processor_idle.c:711 cpuidle_enter_state+0x82/0x520 drivers/cpuidle/cpuidle.c:267 cpuidle_enter+0x49/0xa0 drivers/cpuidle/cpuidle.c:388 cpuidle_idle_call kernel/sched/idle.c:215 [inline] do_idle+0x2fe/0x3c0 kernel/sched/idle.c:282 cpu_startup_entry+0x18/0x20 kernel/sched/idle.c:379 start_secondary+0x221/0x2b0 arch/x86/kernel/smpboot.c:269 secondary_startup_64_no_verify+0xf4/0xfb ---------------- Code disassembly (best guess): 0: ed in (%dx),%eax 1: c3 retq 2: 66 66 2e 0f 1f 84 00 data16 nopw %cs:0x0(%rax,%rax,1) 9: 00 00 00 00 d: 66 90 xchg %ax,%ax f: 65 48 8b 04 25 c0 ba mov %gs:0x3bac0,%rax 16: 03 00 18: 48 8b 00 mov (%rax),%rax 1b: a8 08 test $0x8,%al 1d: 75 0c jne 0x2b 1f: 66 90 xchg %ax,%ax 21: 0f 00 2d 77 ab 9c 00 verw 0x9cab77(%rip) # 0x9cab9f 28: fb sti 29: f4 hlt * 2a: fa cli <-- trapping instruction 2b: c3 retq 2c: 0f 1f 00 nopl (%rax) 2f: 0f b6 47 08 movzbl 0x8(%rdi),%eax 33: 3c 01 cmp $0x1,%al 35: 74 0b je 0x42 37: 3c 02 cmp $0x2,%al 39: 74 05 je 0x40 3b: 8b 7f 04 mov 0x4(%rdi),%edi 3e: eb 9f jmp 0xffffffdf