e1000e 0000:00:03.0: Interrupt Throttling Rate (ints/sec) set to dynamic conservative mode e1000e 0000:00:03.0 0000:00:03.0 (uninitialized): Failed to initialize MSI interrupts. Falling back to legacy interrupts. BUG: unable to handle page fault for address: ffffc9000354abf8 #PF: supervisor read access in kernel mode #PF: error_code(0x0000) - not-present page PGD 1bc00067 P4D 1bc00067 PUD 1d293067 PMD 25fd5067 PTE 0 Oops: Oops: 0000 [#1] SMP KASAN NOPTI CPU: 2 UID: 0 PID: 5907 Comm: syz.0.6 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:readl arch/x86/include/asm/io.h:59 [inline] RIP: 0010:__er32 drivers/net/ethernet/intel/e1000e/e1000.h:604 [inline] RIP: 0010:e1000_init_mac_params_82571 drivers/net/ethernet/intel/e1000e/82571.c:278 [inline] RIP: 0010:e1000_get_variants_82571+0xe08/0x1c30 drivers/net/ethernet/intel/e1000e/82571.c:320 Code: f6 ff ff e8 da 1f 0f fb 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 f7 0b 00 00 49 8b 87 00 07 00 00 <8b> a8 58 5b 00 00 89 e8 31 ff 83 e0 02 89 c6 89 44 24 10 e8 10 1a RSP: 0018:ffffc9000437f7e0 EFLAGS: 00010246 RAX: ffffc900035450a0 RBX: ffff88805a4a9694 RCX: ffffc900046d1000 RDX: 1ffff1100b4952b8 RSI: ffffffff86fb4506 RDI: ffff888027660000 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff9200086ff01 R13: ffff88805a4a95c0 R14: ffff88805a4a95b8 R15: ffff88805a4a8ec0 FS: 00007fcaa9ccf6c0(0000) GS:ffff8880d5fd8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000354abf8 CR3: 0000000057f4d000 CR4: 0000000000352ef0 Call Trace: e1000_probe+0x1123/0x36b0 drivers/net/ethernet/intel/e1000e/netdev.c:7494 local_pci_probe+0xdd/0x1b0 drivers/pci/pci-driver.c:332 pci_call_probe+0x176/0x800 drivers/pci/pci-driver.c:394 __pci_device_probe drivers/pci/pci-driver.c:455 [inline] pci_device_probe+0x1cd/0x370 drivers/pci/pci-driver.c:489 call_driver_probe drivers/base/dd.c:628 [inline] really_probe+0x241/0xa60 drivers/base/dd.c:706 __driver_probe_device+0x20e/0x450 drivers/base/dd.c:868 device_driver_attach+0xd1/0x220 drivers/base/dd.c:1203 bind_store+0xf4/0x190 drivers/base/bus.c:267 drv_attr_store+0x74/0xb0 drivers/base/bus.c:125 sysfs_kf_write+0xf2/0x150 fs/sysfs/file.c:145 kernfs_fop_write_iter+0x3e0/0x5f0 fs/kernfs/file.c:345 new_sync_write fs/read_write.c:595 [inline] vfs_write+0x6ac/0x1050 fs/read_write.c:687 ksys_write+0x12a/0x250 fs/read_write.c:739 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x115/0x870 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fcaa8d9e019 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fcaa9ccf028 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 00007fcaa9025fa0 RCX: 00007fcaa8d9e019 RDX: 000000000000000d RSI: 0000200000000700 RDI: 0000000000000005 RBP: 00007fcaa8e3500c R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fcaa9026038 R14: 00007fcaa9025fa0 R15: 00007ffcc266a2b8 Modules linked in: CR2: ffffc9000354abf8 ---[ end trace 0000000000000000 ]--- RIP: 0010:readl arch/x86/include/asm/io.h:59 [inline] RIP: 0010:__er32 drivers/net/ethernet/intel/e1000e/e1000.h:604 [inline] RIP: 0010:e1000_init_mac_params_82571 drivers/net/ethernet/intel/e1000e/82571.c:278 [inline] RIP: 0010:e1000_get_variants_82571+0xe08/0x1c30 drivers/net/ethernet/intel/e1000e/82571.c:320 Code: f6 ff ff e8 da 1f 0f fb 4c 89 ea 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 f7 0b 00 00 49 8b 87 00 07 00 00 <8b> a8 58 5b 00 00 89 e8 31 ff 83 e0 02 89 c6 89 44 24 10 e8 10 1a RSP: 0018:ffffc9000437f7e0 EFLAGS: 00010246 RAX: ffffc900035450a0 RBX: ffff88805a4a9694 RCX: ffffc900046d1000 RDX: 1ffff1100b4952b8 RSI: ffffffff86fb4506 RDI: ffff888027660000 RBP: 0000000000000000 R08: 0000000000000005 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff9200086ff01 R13: ffff88805a4a95c0 R14: ffff88805a4a95b8 R15: ffff88805a4a8ec0 FS: 00007fcaa9ccf6c0(0000) GS:ffff8880d5fd8000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000354abf8 CR3: 0000000057f4d000 CR4: 0000000000352ef0 ---------------- Code disassembly (best guess): 0: f6 ff idiv %bh 2: ff ljmp (bad) 3: e8 da 1f 0f fb call 0xfb0f1fe2 8: 4c 89 ea mov %r13,%rdx b: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 12: fc ff df 15: 48 c1 ea 03 shr $0x3,%rdx 19: 80 3c 02 00 cmpb $0x0,(%rdx,%rax,1) 1d: 0f 85 f7 0b 00 00 jne 0xc1a 23: 49 8b 87 00 07 00 00 mov 0x700(%r15),%rax * 2a: 8b a8 58 5b 00 00 mov 0x5b58(%rax),%ebp <-- trapping instruction 30: 89 e8 mov %ebp,%eax 32: 31 ff xor %edi,%edi 34: 83 e0 02 and $0x2,%eax 37: 89 c6 mov %eax,%esi 39: 89 44 24 10 mov %eax,0x10(%rsp) 3d: e8 .byte 0xe8 3e: 10 1a adc %bl,(%rdx)