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: 0 PID: 10344 Comm: syz-executor.4 Not tainted 5.2.0+ #40 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 11 07 54 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:ffff8880ae809c58 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff871d8677 RDX: 0000000000000002 RSI: ffffffff871d732f RDI: 0000000000000000 RBP: ffff8880ae809cd0 R08: ffff88808e8d6340 R09: ffffed1015d06c84 R10: ffffed1015d06c83 R11: ffff8880ae83641b R12: ffff88808a55ed00 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fe8e6785700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 000000006c563000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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+0x25e/0x913 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:537 [inline] smp_apic_timer_interrupt+0x171/0x5a0 arch/x86/kernel/apic/apic.c:1095 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:828 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline] RIP: 0010:console_unlock+0xb7c/0xec0 kernel/printk/printk.c:2471 Code: d2 88 48 c1 e8 03 42 80 3c 30 00 0f 85 e4 02 00 00 48 83 3d 05 dd 77 07 00 0f 84 91 01 00 00 e8 6a 82 16 00 48 8b 7d 98 57 9d <0f> 1f 44 00 00 e9 6d ff ff ff e8 55 82 16 00 48 8b 7d 08 c7 05 87 RSP: 0018:ffff8880667b7750 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 RAX: 0000000000040000 RBX: 0000000000000200 RCX: ffffc90013494000 RDX: 0000000000040000 RSI: ffffffff815af7d6 RDI: 0000000000000246 RBP: ffff8880667b77d8 R08: ffff88808e8d6c98 R09: 0000000000000000 R10: 0000000000000000 R11: ffff88808e8d6cb8 R12: 0000000000000000 R13: ffffffff84291050 R14: dffffc0000000000 R15: ffffffff893ae710 vprintk_emit+0x2a0/0x700 kernel/printk/printk.c:1986 vprintk_default+0x28/0x30 kernel/printk/printk.c:2013 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:386 printk+0xba/0xed kernel/printk/printk.c:2046 dump_oom_summary mm/oom_kill.c:440 [inline] dump_header+0xd1f/0xd33 mm/oom_kill.c:463 oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:965 out_of_memory mm/oom_kill.c:1100 [inline] out_of_memory+0x7f5/0x12e0 mm/oom_kill.c:1034 mem_cgroup_out_of_memory+0x1ca/0x230 mm/memcontrol.c:1487 memory_max_write+0x22f/0x390 mm/memcontrol.c:5620 cgroup_file_write+0x241/0x790 kernel/cgroup/cgroup.c:3711 kernfs_fop_write+0x2b8/0x480 fs/kernfs/file.c:315 __vfs_write+0x8a/0x110 fs/read_write.c:494 vfs_write+0x20c/0x580 fs/read_write.c:558 ksys_write+0x14f/0x290 fs/read_write.c:611 __do_sys_write fs/read_write.c:623 [inline] __se_sys_write fs/read_write.c:620 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:620 do_syscall_64+0xfd/0x680 arch/x86/entry/common.c:296 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x459819 Code: fd b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b7 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fe8e6784c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000459819 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000008 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fe8e67856d4 R13: 00000000004c9746 R14: 00000000004e0b00 R15: 00000000ffffffff Modules linked in: ---[ end trace 951cc871b4c51486 ]--- 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 11 07 54 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:ffff8880ae809c58 EFLAGS: 00010202 RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff871d8677 RDX: 0000000000000002 RSI: ffffffff871d732f RDI: 0000000000000000 RBP: ffff8880ae809cd0 R08: ffff88808e8d6340 R09: ffffed1015d06c84 R10: ffffed1015d06c83 R11: ffff8880ae83641b R12: ffff88808a55ed00 R13: 0000000000000000 R14: 0000000000000000 R15: dffffc0000000000 FS: 00007fe8e6785700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffff600400 CR3: 000000006c563000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600