kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN CPU: 1 PID: 8972 Comm: syz-executor.1 Not tainted 5.2.0-rc6+ #76 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:send_hsr_supervision_frame+0x38/0xf20 net/hsr/hsr_device.c:255 Code: 89 fd 41 54 53 48 83 ec 50 89 75 bc e8 81 d2 5c fa 49 8d 45 10 48 89 c2 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 dc 0c 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b RSP: 0018:ffff8880ae909c50 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff871403d7 RDX: 0000000000000002 RSI: ffffffff8713f08f RDI: 0000000000000000 RBP: ffff8880ae909cc8 R08: ffff888086602140 R09: ffffed1015d26c70 R10: ffffed1015d26c6f R11: ffff8880ae93637b R12: ffff888090c13800 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 0000555556fca940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000738008 CR3: 000000008d695000 CR4: 00000000001406e0 Call Trace: hsr_announce+0x12f/0x3b0 net/hsr/hsr_device.c:339 call_timer_fn+0x193/0x720 kernel/time/timer.c:1322 expire_timers kernel/time/timer.c:1366 [inline] __run_timers kernel/time/timer.c:1685 [inline] __run_timers kernel/time/timer.c:1653 [inline] run_timer_softirq+0x66f/0x1740 kernel/time/timer.c:1698 __do_softirq+0x25c/0x94c kernel/softirq.c:292 invoke_softirq kernel/softirq.c:373 [inline] irq_exit+0x180/0x1d0 kernel/softirq.c:413 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0x13b/0x550 arch/x86/kernel/apic/apic.c:1068 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:806 RIP: 0010:__sanitizer_cov_trace_pc+0x26/0x50 kernel/kcov.c:102 Code: 90 90 90 90 55 48 89 e5 48 8b 75 08 65 48 8b 04 25 c0 fd 01 00 65 8b 15 60 3a 91 7e 81 e2 00 01 1f 00 75 2b 8b 90 e0 12 00 00 <83> fa 02 75 20 48 8b 88 e8 12 00 00 8b 80 e4 12 00 00 48 8b 11 48 RSP: 0018:ffff8880932278f0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: ffff888086602140 RBX: ffff888093227a88 RCX: 800000009b57c007 RDX: 0000000000000000 RSI: ffffffff819ad368 RDI: ffff8880a63f8f80 RBP: ffff8880932278f0 R08: ffff888086602140 R09: fffff940004dabe7 R10: fffff940004dabe6 R11: ffffea00026d5f33 R12: 0000000000000000 R13: 800000009b57c007 R14: 0000000000000010 R15: 0000000000000000 copy_pte_range mm/memory.c:861 [inline] copy_pmd_range mm/memory.c:908 [inline] copy_pud_range mm/memory.c:942 [inline] copy_p4d_range mm/memory.c:964 [inline] copy_page_range+0xed8/0x1fc0 mm/memory.c:1026 dup_mmap kernel/fork.c:588 [inline] dup_mm+0x9c4/0x13b0 kernel/fork.c:1341 copy_mm kernel/fork.c:1397 [inline] copy_process.part.0+0x2d02/0x6950 kernel/fork.c:1996 copy_process kernel/fork.c:1776 [inline] _do_fork+0x25d/0xfe0 kernel/fork.c:2347 __do_sys_clone kernel/fork.c:2454 [inline] __se_sys_clone kernel/fork.c:2448 [inline] __x64_sys_clone+0xbf/0x150 kernel/fork.c:2448 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:301 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x457d9a Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 RSP: 002b:00007fff9f568ef0 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 RAX: ffffffffffffffda RBX: 00007fff9f568ef0 RCX: 0000000000457d9a RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 RBP: 00007fff9f568f30 R08: 0000000000000001 R09: 0000555556fca940 R10: 0000555556fcac10 R11: 0000000000000246 R12: 0000000000000001 R13: 0000000000000000 R14: 0000000000000000 R15: 00007fff9f568f80 Modules linked in: ---[ end trace 9646765bd439d9dc ]--- RIP: 0010:send_hsr_supervision_frame+0x38/0xf20 net/hsr/hsr_device.c:255 Code: 89 fd 41 54 53 48 83 ec 50 89 75 bc e8 81 d2 5c fa 49 8d 45 10 48 89 c2 48 89 45 d0 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <80> 3c 02 00 0f 85 dc 0c 00 00 48 b8 00 00 00 00 00 fc ff df 4d 8b RSP: 0018:ffff8880ae909c50 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff871403d7 RDX: 0000000000000002 RSI: ffffffff8713f08f RDI: 0000000000000000 RBP: ffff8880ae909cc8 R08: ffff888086602140 R09: ffffed1015d26c70 R10: ffffed1015d26c6f R11: ffff8880ae93637b R12: ffff888090c13800 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 0000555556fca940(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000738008 CR3: 000000008d695000 CR4: 00000000001406e0