BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD f058067 P4D f058067 PUD 3e4c9067 PMD 0 Oops: 0010 [#1] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 9198 Comm: syz-executor.5 Not tainted 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f9c5bf71700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003e800000 CR4: 0000000000350ee0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f9c5e9fbb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9c5bf71188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f9c5eb0ef60 RCX: 00007f9c5e9fbb19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f9c5ea55f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3748f80f R14: 00007f9c5bf71300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f9c5bf71700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003e800000 CR4: 0000000000350ee0 note: syz-executor.5[9198] exited with irqs disabled nfs4: Bad value for 'port' nfs4: Bad value for 'port' BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 3ee33067 P4D 3ee33067 PUD 18822067 PMD 0 Oops: 0010 [#2] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 9238 Comm: syz-executor.5 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff88803dcf7630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1e6c0 RCX: ffffffff8161edac RDX: fffff94000163cd9 RSI: ffffea0000b1e6c0 RDI: ffff88800ed2c000 RBP: ffff88800ed2c000 R08: 0000000000000001 R09: ffffea0000b1e6c7 R10: fffff94000163cd8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1e6c0 R14: ffff888009e2e088 R15: ffff888009e2e120 FS: 00007f9c5bf71700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000014338000 CR4: 0000000000350ef0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f9c5e9fbb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9c5bf71188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f9c5eb0ef60 RCX: 00007f9c5e9fbb19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f9c5ea55f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3748f80f R14: 00007f9c5bf71300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f9c5bf71700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000014338000 CR4: 0000000000350ef0 note: syz-executor.5[9238] exited with irqs disabled BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 6a91067 P4D 6a91067 PUD 18bc5067 PMD 0 Oops: 0010 [#3] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 9243 Comm: syz-executor.2 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff88804149f630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000f83400 RCX: ffffffff8161edac RDX: fffff940001f0681 RSI: ffffea0000f83400 RDI: ffff88800e532c80 RBP: ffff88800e532c80 R08: 0000000000000001 R09: ffffea0000f83407 R10: fffff940001f0680 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000f83400 R14: ffff8880159d9c78 R15: ffff8880159d9d10 FS: 00007f3aeac8b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003f772000 CR4: 0000000000350ee0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f3aed715b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3aeac8b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f3aed828f60 RCX: 00007f3aed715b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f3aed76ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd663c3a0f R14: 00007f3aeac8b300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f3aeac8b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003f772000 CR4: 0000000000350ee0 note: syz-executor.2[9243] exited with irqs disabled BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD fa51067 P4D fa51067 PUD d622067 PMD 0 Oops: 0010 [#4] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 9250 Comm: syz-executor.4 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040517630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b19580 RCX: ffffffff8161edac RDX: fffff940001632b1 RSI: ffffea0000b19580 RDI: ffff88800e217180 RBP: ffff88800e217180 R08: 0000000000000001 R09: ffffea0000b19587 R10: fffff940001632b0 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b19580 R14: ffff888009e29648 R15: ffff888009e296e0 FS: 00007f0281b3e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000000c61a000 CR4: 0000000000350ef0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f02845c8b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0281b3e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f02846dbf60 RCX: 00007f02845c8b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f0284622f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff7b302aaf R14: 00007f0281b3e300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f0281b3e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000000c61a000 CR4: 0000000000350ef0 note: syz-executor.4[9250] exited with irqs disabled nfs4: Bad value for 'port' BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 3ea00067 P4D 3ea00067 PUD 3dd3b067 PMD 0 Oops: 0010 [#5] PREEMPT SMP KASAN NOPTI CPU: 1 PID: 9279 Comm: syz-executor.2 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040df7630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000f89280 RCX: ffffffff8161edac RDX: fffff940001f1251 RSI: ffffea0000f89280 RDI: ffff88803f354000 RBP: ffff88803f354000 R08: 0000000000000001 R09: ffffea0000f89287 R10: fffff940001f1250 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000f89280 R14: ffff8880159d89e8 R15: ffff8880159d8a80 FS: 00007f3aeac8b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000016cbe000 CR4: 0000000000350ee0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f3aed715b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3aeac8b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f3aed828f60 RCX: 00007f3aed715b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f3aed76ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd663c3a0f R14: 00007f3aeac8b300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: 0010:0x0 #PF: supervisor instruction fetch in kernel mode Code: Unable to access opcode bytes at 0xffffffffffffffd6. #PF: error_code(0x0010) - not-present page RSP: 0018:ffff888040937630 EFLAGS: 00010246 PGD eee0067 P4D eee0067 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac PUD 1e5d8067 RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 PMD 0 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 Oops: 0010 [#6] PREEMPT SMP KASAN NOPTI R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 CPU: 0 PID: 9284 Comm: syz-executor.4 Tainted: G D 6.2.0-rc7-next-20230213 #1 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 FS: 00007f3aeac8b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 RIP: 0010:0x0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Code: Unable to access opcode bytes at 0xffffffffffffffd6. CR2: ffffffffffffffd6 CR3: 0000000016cbe000 CR4: 0000000000350ee0 RSP: 0018:ffff8880408f7630 EFLAGS: 00010246 note: syz-executor.2[9279] exited with irqs disabled RAX: 0000000000000001 RBX: ffffea00010629c0 RCX: ffffffff8161edac RDX: fffff9400020c539 RSI: ffffea00010629c0 RDI: ffff88800f545400 RBP: ffff88800f545400 R08: 0000000000000001 R09: ffffea00010629c7 R10: fffff9400020c538 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea00010629c0 R14: ffff888009e2a2a8 R15: ffff888009e2a340 FS: 00007f0281b3e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000000e64c000 CR4: 0000000000350ef0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f02845c8b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0281b3e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f02846dbf60 RCX: 00007f02845c8b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f0284622f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff7b302aaf R14: 00007f0281b3e300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f0281b3e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000000e64c000 CR4: 0000000000350ef0 note: syz-executor.4[9284] exited with irqs disabled BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 18ec0067 P4D 18ec0067 PUD a741067 PMD 0 Oops: 0010 [#7] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 9289 Comm: syz-executor.5 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888019f07630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1f000 RCX: ffffffff8161edac RDX: fffff94000163e01 RSI: ffffea0000b1f000 RDI: ffff88800f544000 RBP: ffff88800f544000 R08: 0000000000000001 R09: ffffea0000b1f007 R10: fffff94000163e00 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1f000 R14: ffff888009e2bb68 R15: ffff888009e2bc00 FS: 00007f9c5bf71700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000001f502000 CR4: 0000000000350ef0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f9c5e9fbb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9c5bf71188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f9c5eb0ef60 RCX: 00007f9c5e9fbb19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f9c5ea55f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3748f80f R14: 00007f9c5bf71300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f9c5bf71700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000001f502000 CR4: 0000000000350ef0 note: syz-executor.5[9289] exited with irqs disabled BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 16235067 P4D 16235067 PUD 15a1f067 PMD 0 Oops: 0010 [#8] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 9318 Comm: syz-executor.5 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff88803f0c7630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b181c0 RCX: ffffffff8161edac RDX: fffff94000163039 RSI: ffffea0000b181c0 RDI: ffff88800d6cbb80 RBP: ffff88800d6cbb80 R08: 0000000000000001 R09: ffffea0000b181c7 R10: fffff94000163038 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b181c0 R14: ffff888009e2c198 R15: ffff888009e2c230 FS: 00007f9c5bf71700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000016cbe000 CR4: 0000000000350ef0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f9c5e9fbb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f9c5bf71188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f9c5eb0ef60 RCX: 00007f9c5e9fbb19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f9c5ea55f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3748f80f R14: 00007f9c5bf71300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f9c5bf71700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 0000000016cbe000 CR4: 0000000000350ef0 note: syz-executor.5[9318] exited with irqs disabled BUG: kernel NULL pointer dereference, address: 0000000000000000 #PF: supervisor instruction fetch in kernel mode #PF: error_code(0x0010) - not-present page PGD 3e8f3067 P4D 3e8f3067 PUD 3fef2067 PMD 0 Oops: 0010 [#9] PREEMPT SMP KASAN NOPTI CPU: 0 PID: 9322 Comm: syz-executor.4 Tainted: G D 6.2.0-rc7-next-20230213 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff8880412cf630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1c040 RCX: ffffffff8161edac RDX: fffff94000163809 RSI: ffffea0000b1c040 RDI: ffff8880143c0280 RBP: ffff8880143c0280 R08: 0000000000000001 R09: ffffea0000b1c047 R10: fffff94000163808 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1c040 R14: ffff888009e289e8 R15: ffff888009e28a80 FS: 00007f0281b3e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003fef0000 CR4: 0000000000350ef0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f02845c8b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f0281b3e188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f02846dbf60 RCX: 00007f02845c8b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f0284622f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff7b302aaf R14: 00007f0281b3e300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- BUG: kernel NULL pointer dereference, address: 0000000000000000 RIP: 0010:0x0 #PF: supervisor instruction fetch in kernel mode Code: Unable to access opcode bytes at 0xffffffffffffffd6. #PF: error_code(0x0010) - not-present page RSP: 0018:ffff888040937630 EFLAGS: 00010246 PGD 3def8067 P4D 3def8067 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac PUD 18cd9067 RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 PMD 0 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 Oops: 0010 [#10] PREEMPT SMP KASAN NOPTI R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 CPU: 1 PID: 9323 Comm: syz-executor.2 Tainted: G D 6.2.0-rc7-next-20230213 #1 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 FS: 00007f0281b3e700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 RIP: 0010:0x0 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 Code: Unable to access opcode bytes at 0xffffffffffffffd6. CR2: ffffffffffffffd6 CR3: 000000003fef0000 CR4: 0000000000350ef0 RSP: 0018:ffff888019c8f630 EFLAGS: 00010246 note: syz-executor.4[9322] exited with irqs disabled RAX: 0000000000000001 RBX: ffffea00010fa380 RCX: ffffffff8161edac RDX: fffff9400021f471 RSI: ffffea00010fa380 RDI: ffff8880188ca500 RBP: ffff8880188ca500 R08: 0000000000000001 R09: ffffea00010fa387 R10: fffff9400021f470 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea00010fa380 R14: ffff8880159de088 R15: ffff8880159de120 FS: 00007f3aeac8b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003e774000 CR4: 0000000000350ee0 Call Trace: <TASK> filemap_read_folio+0x5c/0x1f0 filemap_get_pages+0x46f/0x1560 generic_file_buffered_splice_read.constprop.0+0x2ce/0xcf0 generic_file_splice_read+0x198/0xb70 do_splice_to+0x1bc/0x240 splice_direct_to_actor+0x2b0/0x8c0 do_splice_direct+0x1bc/0x290 do_sendfile+0xb1d/0x12b0 __x64_sys_sendfile64+0x1d5/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f3aed715b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3aeac8b188 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 RAX: ffffffffffffffda RBX: 00007f3aed828f60 RCX: 00007f3aed715b19 RDX: 0000000000000000 RSI: 0000000000000004 RDI: 0000000000000003 RBP: 00007f3aed76ff6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000007fff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd663c3a0f R14: 00007f3aeac8b300 R15: 0000000000022000 </TASK> Modules linked in: CR2: 0000000000000000 ---[ end trace 0000000000000000 ]--- RIP: 0010:0x0 Code: Unable to access opcode bytes at 0xffffffffffffffd6. RSP: 0018:ffff888040937630 EFLAGS: 00010246 RAX: 0000000000000001 RBX: ffffea0000b1ce40 RCX: ffffffff8161edac RDX: fffff940001639c9 RSI: ffffea0000b1ce40 RDI: ffff88803f26f900 RBP: ffff88803f26f900 R08: 0000000000000001 R09: ffffea0000b1ce47 R10: fffff940001639c8 R11: 0000000000000001 R12: 0000000000000000 R13: ffffea0000b1ce40 R14: ffff8880159da8d8 R15: ffff8880159da970 FS: 00007f3aeac8b700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffffffffffffd6 CR3: 000000003e774000 CR4: 0000000000350ee0 note: syz-executor.2[9323] exited with irqs disabled