Oops: general protection fault, probably for non-canonical address 0xe3fffa2200ac582b: 0000 [#1] PREEMPT SMP KASAN NOPTI KASAN: maybe wild-memory-access in range [0x1ffff1100562c158-0x1ffff1100562c15f] CPU: 0 PID: 12212 Comm: syz.1.1884 Not tainted 6.10.0-syzkaller-08280-g68b59730459e #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024 RIP: 0010:__dev_flush+0x5b/0x160 Code: 48 89 ef e8 07 c4 3d 00 48 8b 5d 00 48 39 eb 0f 84 ff 00 00 00 48 89 2c 24 49 89 dd 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df <41> 80 7c 05 00 00 74 08 48 89 df e8 d5 c3 3d 00 48 8b 03 48 89 44 RSP: 0018:ffffc90000007af0 EFLAGS: 00010216 RAX: dffffc0000000000 RBX: 1ffff1100562c158 RCX: ffff88802b160000 RDX: 0000000000000101 RSI: 0000000000000010 RDI: ffffc900154af810 RBP: ffffc900154af810 R08: ffffffff89679d5a R09: 1ffffffff1f5d8f5 R10: dffffc0000000000 R11: fffffbfff1f5d8f6 R12: 0000000000000000 R13: 03fffe2200ac582b R14: 0000000000000010 R15: ffffc900154af810 FS: 00007fd21dcf56c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005e3b6000 CR4: 0000000000350ef0 Call Trace: xdp_do_check_flushed+0x129/0x240 net/core/filter.c:4300 __napi_poll+0xe4/0x490 net/core/dev.c:6774 napi_poll net/core/dev.c:6840 [inline] net_rx_action+0x89b/0x1240 net/core/dev.c:6962 handle_softirqs+0x2c6/0x970 kernel/softirq.c:554 __do_softirq kernel/softirq.c:588 [inline] invoke_softirq kernel/softirq.c:428 [inline] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637 irq_exit_rcu+0x9/0x30 kernel/softirq.c:649 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:32 [inline] RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:87 [inline] RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:147 [inline] RIP: 0010:__schedule+0x300/0x4a60 kernel/sched/core.c:6416 Code: 00 00 00 00 00 fc ff df 80 3c 03 00 74 08 4c 89 ff e8 04 cd 64 f6 48 c7 84 24 50 01 00 00 00 00 00 00 9c 8f 84 24 50 01 00 00 <48> b8 00 00 00 00 00 fc ff df 80 3c 03 00 74 08 4c 89 ff e8 e8 cb RSP: 0018:ffffc900154af800 EFLAGS: 00000246 RAX: dffffc0000000000 RBX: 1ffff92002a95f2a RCX: dffffc0000000000 RDX: 0000000000000010 RSI: ffffffff8bcadb20 RDI: ffffffff8c205b20 RBP: ffffc900154af9f0 R08: ffffc900154af97f R09: ffffc900154af970 R10: dffffc0000000000 R11: fffff52002a95f30 R12: ffffc900154af970 R13: ffffc900154afaf8 R14: ffff8880b9400000 R15: ffffc900154af950 __schedule_loop kernel/sched/core.c:6606 [inline] schedule+0x14b/0x320 kernel/sched/core.c:6621 futex_wait_queue+0x14e/0x1d0 kernel/futex/waitwake.c:370 __futex_wait+0x17f/0x320 kernel/futex/waitwake.c:669 futex_wait+0x101/0x360 kernel/futex/waitwake.c:697 do_futex+0x33b/0x560 kernel/futex/syscalls.c:102 __do_sys_futex kernel/futex/syscalls.c:179 [inline] __se_sys_futex+0x3f9/0x480 kernel/futex/syscalls.c:160 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fd21cf75b59 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd21dcf50f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: ffffffffffffffda RBX: 00007fd21d105f68 RCX: 00007fd21cf75b59 RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fd21d105f68 RBP: 00007fd21d105f60 R08: 00007fd21dcf56c0 R09: 00007fd21dcf56c0 R10: 0000000000000000 R11: 0000000000000246 R12: 00007fd21d105f6c R13: 000000000000000b R14: 00007ffcecda8f20 R15: 00007ffcecda9008 Modules linked in: ---[ end trace 0000000000000000 ]--- RIP: 0010:__dev_flush+0x5b/0x160 Code: 48 89 ef e8 07 c4 3d 00 48 8b 5d 00 48 39 eb 0f 84 ff 00 00 00 48 89 2c 24 49 89 dd 49 c1 ed 03 48 b8 00 00 00 00 00 fc ff df <41> 80 7c 05 00 00 74 08 48 89 df e8 d5 c3 3d 00 48 8b 03 48 89 44 RSP: 0018:ffffc90000007af0 EFLAGS: 00010216 RAX: dffffc0000000000 RBX: 1ffff1100562c158 RCX: ffff88802b160000 RDX: 0000000000000101 RSI: 0000000000000010 RDI: ffffc900154af810 RBP: ffffc900154af810 R08: ffffffff89679d5a R09: 1ffffffff1f5d8f5 R10: dffffc0000000000 R11: fffffbfff1f5d8f6 R12: 0000000000000000 R13: 03fffe2200ac582b R14: 0000000000000010 R15: ffffc900154af810 FS: 00007fd21dcf56c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000000000 CR3: 000000005e3b6000 CR4: 0000000000350ef0 ---------------- Code disassembly (best guess): 0: 48 89 ef mov %rbp,%rdi 3: e8 07 c4 3d 00 call 0x3dc40f 8: 48 8b 5d 00 mov 0x0(%rbp),%rbx c: 48 39 eb cmp %rbp,%rbx f: 0f 84 ff 00 00 00 je 0x114 15: 48 89 2c 24 mov %rbp,(%rsp) 19: 49 89 dd mov %rbx,%r13 1c: 49 c1 ed 03 shr $0x3,%r13 20: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 27: fc ff df * 2a: 41 80 7c 05 00 00 cmpb $0x0,0x0(%r13,%rax,1) <-- trapping instruction 30: 74 08 je 0x3a 32: 48 89 df mov %rbx,%rdi 35: e8 d5 c3 3d 00 call 0x3dc40f 3a: 48 8b 03 mov (%rbx),%rax 3d: 48 rex.W 3e: 89 .byte 0x89 3f: 44 rex.R