swap_info_get: Bad swap file entry 4003ffffffffffff BUG: Bad page map in process syz-executor.4 pte:8000000000000000 pmd:00107067 addr:00007f4120422000 vm_flags:180400fb anon_vma:0000000000000000 mapping:ffff88821b8243a8 index:66 file:kcov fault:0x0 mmap:kcov_mmap readpage:0x0 CPU: 1 PID: 24699 Comm: syz-executor.4 Not tainted 5.8.0-rc3-next-20200701-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 print_bad_pte.cold+0x1e6/0x219 mm/memory.c:545 zap_pte_range mm/memory.c:1135 [inline] zap_pmd_range mm/memory.c:1193 [inline] zap_pud_range mm/memory.c:1222 [inline] zap_p4d_range mm/memory.c:1243 [inline] unmap_page_range+0x218a/0x2b20 mm/memory.c:1264 unmap_single_vma+0x198/0x300 mm/memory.c:1309 unmap_vmas+0x16f/0x2f0 mm/memory.c:1341 exit_mmap+0x2b1/0x530 mm/mmap.c:3165 __mmput+0x122/0x470 kernel/fork.c:1098 mmput+0x53/0x60 kernel/fork.c:1119 exit_mm kernel/exit.c:483 [inline] do_exit+0xa8f/0x2a40 kernel/exit.c:793 do_group_exit+0x125/0x310 kernel/exit.c:904 get_signal+0x428/0x1fc0 kernel/signal.c:2739 do_signal+0x82/0x2520 arch/x86/kernel/signal.c:810 exit_to_usermode_loop arch/x86/entry/common.c:212 [inline] __prepare_exit_to_usermode+0x156/0x1f0 arch/x86/entry/common.c:246 do_syscall_64+0x6c/0xe0 arch/x86/entry/common.c:368 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45cb29 Code: Bad RIP value. RSP: 002b:00007f411fb99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 000000000000002e RBX: 00000000005024e0 RCX: 000000000045cb29 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a3a R14: 00000000004cd22e R15: 00007f411fb9a6d4 swap_info_get: Bad swap file entry 4003ffffffffffff BUG: Bad page map in process syz-executor.4 pte:8000000000000000 pmd:00107067 addr:00007f4120492000 vm_flags:180400fb anon_vma:0000000000000000 mapping:ffff88821b8243a8 index:d6 file:kcov fault:0x0 mmap:kcov_mmap readpage:0x0 CPU: 1 PID: 24699 Comm: syz-executor.4 Tainted: G B 5.8.0-rc3-next-20200701-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 print_bad_pte.cold+0x1e6/0x219 mm/memory.c:545 zap_pte_range mm/memory.c:1135 [inline] zap_pmd_range mm/memory.c:1193 [inline] zap_pud_range mm/memory.c:1222 [inline] zap_p4d_range mm/memory.c:1243 [inline] unmap_page_range+0x218a/0x2b20 mm/memory.c:1264 unmap_single_vma+0x198/0x300 mm/memory.c:1309 unmap_vmas+0x16f/0x2f0 mm/memory.c:1341 exit_mmap+0x2b1/0x530 mm/mmap.c:3165 __mmput+0x122/0x470 kernel/fork.c:1098 mmput+0x53/0x60 kernel/fork.c:1119 exit_mm kernel/exit.c:483 [inline] do_exit+0xa8f/0x2a40 kernel/exit.c:793 do_group_exit+0x125/0x310 kernel/exit.c:904 get_signal+0x428/0x1fc0 kernel/signal.c:2739 do_signal+0x82/0x2520 arch/x86/kernel/signal.c:810 exit_to_usermode_loop arch/x86/entry/common.c:212 [inline] __prepare_exit_to_usermode+0x156/0x1f0 arch/x86/entry/common.c:246 do_syscall_64+0x6c/0xe0 arch/x86/entry/common.c:368 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45cb29 Code: Bad RIP value. RSP: 002b:00007f411fb99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 000000000000002e RBX: 00000000005024e0 RCX: 000000000045cb29 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a3a R14: 00000000004cd22e R15: 00007f411fb9a6d4 swap_info_get: Bad swap file entry 4003ffffffffffff BUG: Bad page map in process syz-executor.4 pte:8000000000000000 pmd:00107067 addr:00007f4120502000 vm_flags:180400fb anon_vma:0000000000000000 mapping:ffff88821b8243a8 index:146 file:kcov fault:0x0 mmap:kcov_mmap readpage:0x0 CPU: 1 PID: 24699 Comm: syz-executor.4 Tainted: G B 5.8.0-rc3-next-20200701-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 print_bad_pte.cold+0x1e6/0x219 mm/memory.c:545 zap_pte_range mm/memory.c:1135 [inline] zap_pmd_range mm/memory.c:1193 [inline] zap_pud_range mm/memory.c:1222 [inline] zap_p4d_range mm/memory.c:1243 [inline] unmap_page_range+0x218a/0x2b20 mm/memory.c:1264 unmap_single_vma+0x198/0x300 mm/memory.c:1309 unmap_vmas+0x16f/0x2f0 mm/memory.c:1341 exit_mmap+0x2b1/0x530 mm/mmap.c:3165 __mmput+0x122/0x470 kernel/fork.c:1098 mmput+0x53/0x60 kernel/fork.c:1119 exit_mm kernel/exit.c:483 [inline] do_exit+0xa8f/0x2a40 kernel/exit.c:793 do_group_exit+0x125/0x310 kernel/exit.c:904 get_signal+0x428/0x1fc0 kernel/signal.c:2739 do_signal+0x82/0x2520 arch/x86/kernel/signal.c:810 exit_to_usermode_loop arch/x86/entry/common.c:212 [inline] __prepare_exit_to_usermode+0x156/0x1f0 arch/x86/entry/common.c:246 do_syscall_64+0x6c/0xe0 arch/x86/entry/common.c:368 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45cb29 Code: Bad RIP value. RSP: 002b:00007f411fb99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 000000000000002e RBX: 00000000005024e0 RCX: 000000000045cb29 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a3a R14: 00000000004cd22e R15: 00007f411fb9a6d4 swap_info_get: Bad swap file entry 4003ffffffffffff BUG: Bad page map in process syz-executor.4 pte:8000000000000000 pmd:00107067 addr:00007f4120572000 vm_flags:180400fb anon_vma:0000000000000000 mapping:ffff88821b8243a8 index:1b6 file:kcov fault:0x0 mmap:kcov_mmap readpage:0x0 CPU: 1 PID: 24699 Comm: syz-executor.4 Tainted: G B 5.8.0-rc3-next-20200701-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 print_bad_pte.cold+0x1e6/0x219 mm/memory.c:545 zap_pte_range mm/memory.c:1135 [inline] zap_pmd_range mm/memory.c:1193 [inline] zap_pud_range mm/memory.c:1222 [inline] zap_p4d_range mm/memory.c:1243 [inline] unmap_page_range+0x218a/0x2b20 mm/memory.c:1264 unmap_single_vma+0x198/0x300 mm/memory.c:1309 unmap_vmas+0x16f/0x2f0 mm/memory.c:1341 exit_mmap+0x2b1/0x530 mm/mmap.c:3165 __mmput+0x122/0x470 kernel/fork.c:1098 mmput+0x53/0x60 kernel/fork.c:1119 exit_mm kernel/exit.c:483 [inline] do_exit+0xa8f/0x2a40 kernel/exit.c:793 do_group_exit+0x125/0x310 kernel/exit.c:904 get_signal+0x428/0x1fc0 kernel/signal.c:2739 do_signal+0x82/0x2520 arch/x86/kernel/signal.c:810 exit_to_usermode_loop arch/x86/entry/common.c:212 [inline] __prepare_exit_to_usermode+0x156/0x1f0 arch/x86/entry/common.c:246 do_syscall_64+0x6c/0xe0 arch/x86/entry/common.c:368 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45cb29 Code: Bad RIP value. RSP: 002b:00007f411fb99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 000000000000002e RBX: 00000000005024e0 RCX: 000000000045cb29 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a3a R14: 00000000004cd22e R15: 00007f411fb9a6d4 swap_info_get: Bad swap file entry 4003ffffffffffff BUG: Bad page map in process syz-executor.4 pte:8000000000000000 pmd:00107067 addr:00007f41205e2000 vm_flags:180400fb anon_vma:0000000000000000 mapping:ffff88821b8243a8 index:26 file:kcov fault:0x0 mmap:kcov_mmap readpage:0x0 CPU: 1 PID: 24699 Comm: syz-executor.4 Tainted: G B 5.8.0-rc3-next-20200701-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x18f/0x20d lib/dump_stack.c:118 print_bad_pte.cold+0x1e6/0x219 mm/memory.c:545 zap_pte_range mm/memory.c:1135 [inline] zap_pmd_range mm/memory.c:1193 [inline] zap_pud_range mm/memory.c:1222 [inline] zap_p4d_range mm/memory.c:1243 [inline] unmap_page_range+0x218a/0x2b20 mm/memory.c:1264 unmap_single_vma+0x198/0x300 mm/memory.c:1309 unmap_vmas+0x16f/0x2f0 mm/memory.c:1341 exit_mmap+0x2b1/0x530 mm/mmap.c:3165 __mmput+0x122/0x470 kernel/fork.c:1098 mmput+0x53/0x60 kernel/fork.c:1119 exit_mm kernel/exit.c:483 [inline] do_exit+0xa8f/0x2a40 kernel/exit.c:793 do_group_exit+0x125/0x310 kernel/exit.c:904 get_signal+0x428/0x1fc0 kernel/signal.c:2739 do_signal+0x82/0x2520 arch/x86/kernel/signal.c:810 exit_to_usermode_loop arch/x86/entry/common.c:212 [inline] __prepare_exit_to_usermode+0x156/0x1f0 arch/x86/entry/common.c:246 do_syscall_64+0x6c/0xe0 arch/x86/entry/common.c:368 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x45cb29 Code: Bad RIP value. RSP: 002b:00007f411fb99c78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: 000000000000002e RBX: 00000000005024e0 RCX: 000000000045cb29 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 000000000078bfa0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff R13: 0000000000000a3a R14: 00000000004cd22e R15: 00007f411fb9a6d4 BUG: Bad rss-counter state mm:0000000078c29749 type:MM_FILEPAGES val:5 BUG: Bad rss-counter state mm:0000000078c29749 type:MM_SWAPENTS val:-5