[ 39.182800] ------------[ cut here ]------------ [ 39.183710] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.185693] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.187108] Modules linked in: [ 39.187692] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.189691] Tainted: [W]=WARN [ 39.190281] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.191738] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.192719] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 39.195894] RSP: 0018:ffff888017307bc0 EFLAGS: 00010286 [ 39.196869] RAX: 0000000000000000 RBX: ffffed1002e60f78 RCX: ffffffff813a4050 [ 39.198131] RDX: ffff88800f285340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.199401] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e60f2f [ 39.200692] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.201972] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017307df8 [ 39.203238] FS: 00007fb5cc678900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.204681] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.205729] CR2: 00007fff9d5d8ef8 CR3: 000000000d0b9000 CR4: 0000000000350ef0 [ 39.207017] Call Trace: [ 39.207483] [ 39.207890] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.208789] ? __create_object+0x59/0x80 [ 39.209554] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.210511] __vmalloc_noprof+0x59/0x60 [ 39.211268] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.212133] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.213059] bpf_prog_alloc+0x39/0x200 [ 39.213744] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.214657] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.215565] do_seccomp+0x349/0x25e0 [ 39.216285] ? find_held_lock+0x2b/0x80 [ 39.217040] ? do_prlimit+0x310/0x610 [ 39.217731] ? __pfx_do_seccomp+0x10/0x10 [ 39.218501] ? do_raw_spin_unlock+0x53/0x220 [ 39.219328] ? _raw_spin_unlock+0x1e/0x40 [ 39.220098] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.221077] ? static_key_count+0x60/0x80 [ 39.221828] prctl_set_seccomp+0x4e/0x70 [ 39.222580] __do_sys_prctl+0xe6c/0x1d70 [ 39.223358] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.224204] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.225184] ? irqentry_exit+0xf3/0x650 [ 39.225900] do_syscall_64+0xbf/0x430 [ 39.226633] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.227567] RIP: 0033:0x7fb5ccb6a5cd [ 39.228252] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 39.231421] RSP: 002b:00007fff9d5d7d70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.232780] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb5ccb6a5cd [ 39.234102] RDX: 00005651a062de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.235398] RBP: 00007fff9d5d7dd0 R08: 0000000000000000 R09: 00007fff9d5d7470 [ 39.236678] R10: 0000000000000000 R11: 0000000000000246 R12: 00005651be49cad0 [ 39.237950] R13: 00007fff9d5d8200 R14: 00005651be49dbc0 R15: 00005651be4ae780 [ 39.239236] [ 39.239654] irq event stamp: 1839 [ 39.240291] hardirqs last enabled at (1849): [] __up_console_sem+0x78/0x80 [ 39.241827] hardirqs last disabled at (1858): [] __up_console_sem+0x5d/0x80 [ 39.243319] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 39.244864] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 39.246386] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.200728] ------------[ cut here ]------------ [ 42.201662] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.203611] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 42.205072] Modules linked in: [ 42.205677] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.207658] Tainted: [W]=WARN [ 42.208252] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.209721] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.210620] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 42.213795] RSP: 0018:ffff888014577bc0 EFLAGS: 00010286 [ 42.214756] RAX: 0000000000000000 RBX: ffffed10028aef78 RCX: ffffffff813a4050 [ 42.216023] RDX: ffff888009885340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.217298] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028aef2f [ 42.218565] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.219824] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888014577df8 [ 42.221090] FS: 00007f9682080900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.222494] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.223588] CR2: 00007ffee1847ef8 CR3: 000000001f613000 CR4: 0000000000350ef0 [ 42.224878] Call Trace: [ 42.225364] [ 42.225777] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.226662] ? __create_object+0x59/0x80 [ 42.227428] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.228378] __vmalloc_noprof+0x59/0x60 [ 42.229131] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.229973] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.230851] bpf_prog_alloc+0x39/0x200 [ 42.231578] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.232518] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.233404] do_seccomp+0x349/0x25e0 [ 42.234106] ? find_held_lock+0x2b/0x80 [ 42.234814] ? do_prlimit+0x310/0x610 [ 42.235527] ? __pfx_do_seccomp+0x10/0x10 [ 42.236308] ? do_raw_spin_unlock+0x53/0x220 [ 42.237123] ? _raw_spin_unlock+0x1e/0x40 [ 42.237852] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.238805] ? static_key_count+0x60/0x80 [ 42.239599] prctl_set_seccomp+0x4e/0x70 [ 42.240357] __do_sys_prctl+0xe6c/0x1d70 [ 42.241132] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.241968] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.242880] ? irqentry_exit+0xf3/0x650 [ 42.243627] do_syscall_64+0xbf/0x430 [ 42.244349] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.245285] RIP: 0033:0x7f96825725cd [ 42.245984] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 42.249088] RSP: 002b:00007ffee1846cf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.250224] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f96825725cd [ 42.251273] RDX: 000055f3baccfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.252319] RBP: 00007ffee1846d50 R08: 0000000000000000 R09: 00007ffee18463f0 [ 42.253370] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f3e5b0bad0 [ 42.254420] R13: 00007ffee1847180 R14: 000055f3e5b0cbc0 R15: 000055f3e5b1d780 [ 42.255497] [ 42.255849] irq event stamp: 1715 [ 42.256378] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 42.257647] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 42.258900] softirqs last enabled at (1540): [] handle_softirqs+0x50c/0x770 [ 42.260191] softirqs last disabled at (1535): [] __irq_exit_rcu+0xc4/0x100 [ 42.261443] ---[ end trace 0000000000000000 ]--- [ 43.136369] ------------[ cut here ]------------ [ 43.137121] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.138702] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.139895] Modules linked in: [ 43.140412] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.142020] Tainted: [W]=WARN [ 43.142478] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.143653] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.144375] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 43.146937] RSP: 0018:ffff888018437bc0 EFLAGS: 00010286 [ 43.147681] RAX: 0000000000000000 RBX: ffffed1003086f78 RCX: ffffffff813a4050 [ 43.148726] RDX: ffff8880173b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.149755] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003086f2f [ 43.150797] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.151829] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888018437df8 [ 43.152857] FS: 00007f84f95a9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.154010] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.154825] CR2: 00007ffc7dec9ef8 CR3: 000000000d20c000 CR4: 0000000000350ef0 [ 43.155855] Call Trace: [ 43.156283] [ 43.156644] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.157396] ? __create_object+0x59/0x80 [ 43.158051] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.158835] __vmalloc_noprof+0x59/0x60 [ 43.159483] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.160227] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.161032] bpf_prog_alloc+0x39/0x200 [ 43.161622] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.162412] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.163174] do_seccomp+0x349/0x25e0 [ 43.163744] ? find_held_lock+0x2b/0x80 [ 43.164386] ? do_prlimit+0x310/0x610 [ 43.165026] ? __pfx_do_seccomp+0x10/0x10 [ 43.165658] ? do_raw_spin_unlock+0x53/0x220 [ 43.166366] ? _raw_spin_unlock+0x1e/0x40 [ 43.167034] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.167813] ? static_key_count+0x60/0x80 [ 43.168508] prctl_set_seccomp+0x4e/0x70 [ 43.169163] __do_sys_prctl+0xe6c/0x1d70 [ 43.169788] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.170517] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.171341] ? irqentry_exit+0xf3/0x650 [ 43.171982] do_syscall_64+0xbf/0x430 [ 43.172583] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.173391] RIP: 0033:0x7f84f9a9b5cd [ 43.173987] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 43.176694] RSP: 002b:00007ffc7dec7350 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.177861] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f84f9a9b5cd [ 43.178952] RDX: 000055557b78ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.180055] RBP: 00007ffc7dec73b0 R08: 0000000000000000 R09: 00007ffc7dec6a50 [ 43.181172] R10: 0000000000000000 R11: 0000000000000246 R12: 000055558f65d2b0 [ 43.182272] R13: 00007ffc7dec77e0 R14: 000055558f65fd20 R15: 000055558f6718d0 [ 43.183415] [ 43.183776] irq event stamp: 1725 [ 43.184342] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 43.185659] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 43.186967] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 43.188285] softirqs last disabled at (1703): [] __irq_exit_rcu+0xc4/0x100 [ 43.189600] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49910' (ECDSA) to the list of known hosts. 2025/11/18 13:35:41 fuzzer started 2025/11/18 13:35:41 dialing manager at localhost:34383 2025/11/18 13:35:41 checking machine... 2025/11/18 13:35:41 checking revisions... [ 44.085462] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:35:41 testing simple program... [ 44.166468] cgroup: Unknown subsys name 'net' [ 44.218864] cgroup: Unknown subsys name 'cpuset' [ 44.231388] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:35:40 Registers: info registers vcpu 0 RAX=0000000000000050 RBX=ffff88800a928000 RCX=ffffffff8259f946 RDX=00000000000101f7 RSI=ffffffff8259f954 RDI=0000000000000007 RBP=00000000000003e7 RSP=ffff888009607740 R8 =0000000000000000 R9 =0000000000006d2c R10=00000000000101f7 R11=0000000000000001 R12=00000000000101f7 R13=ffffed1001525001 R14=ffffffff862e1aa0 R15=dffffc0000000000 RIP=ffffffff8259f958 RFL=00000093 [--S-A-C] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffc7b8cfb28 CR3=000000000bc20000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=9a1e1d3f0d01dc97f14ec5bf39d884a3 XMM02=0000000000302b68ec2efd57dc4c00df XMM03=000000000030f0b8931b072a0511cf1d XMM04=573152f7e5c34c7f00000000000ae988 XMM05=1319e678c5640f8a0000000000320548 XMM06=280a1d610a8a97f100000000003204b0 XMM07=58f17c1affdc82d6000000000030fae0 XMM08=406589be3f9c4b22000000000030f948 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff81bf064b RBX=ffffffff81619130 RCX=ffff88806cf089c4 RDX=1ffff1100d9e1159 RSI=ffffffff81bf064b RDI=ffff88806cf08b38 RBP=ffff88806cf08b08 RSP=ffff88806cf08a68 R8 =0000000000000001 R9 =ffff88806cf08ab0 R10=000000000003c9ed R11=000000000002942d R12=ffff88806cf08b38 R13=0000000000000000 R14=ffff888015945340 R15=ffff888008c4b780 RIP=ffffffff81619134 RFL=00000286 [--S--P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f9682080900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffee1840000 CR3=000000001f62d000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000