[ 39.109911] ------------[ cut here ]------------ [ 39.110819] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.112781] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.114225] Modules linked in: [ 39.114798] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.117003] Tainted: [W]=WARN [ 39.117567] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.119064] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.119920] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.123075] RSP: 0018:ffff88801a687bc0 EFLAGS: 00010286 [ 39.124052] RAX: 0000000000000000 RBX: ffffed10034d0f78 RCX: ffffffff813a4050 [ 39.125332] RDX: ffff888017039bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.126604] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034d0f2f [ 39.127865] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.129129] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a687df8 [ 39.130411] FS: 00007f1cf9864900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.131832] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.132873] CR2: 00007f1cf9d56580 CR3: 000000000e57c000 CR4: 0000000000350ef0 [ 39.134134] Call Trace: [ 39.134588] [ 39.135039] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.135876] ? __create_object+0x59/0x80 [ 39.136641] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.137607] __vmalloc_noprof+0x59/0x60 [ 39.138348] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.139206] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.140113] bpf_prog_alloc+0x39/0x200 [ 39.140789] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.141696] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.142586] do_seccomp+0x349/0x25e0 [ 39.143295] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.144174] ? __pfx_do_seccomp+0x10/0x10 [ 39.144897] ? find_held_lock+0x2b/0x80 [ 39.145649] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.146590] ? static_key_count+0x60/0x80 [ 39.147381] prctl_set_seccomp+0x4e/0x70 [ 39.148153] __do_sys_prctl+0xe6c/0x1d70 [ 39.148880] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.149726] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.150660] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.151601] ? irqentry_exit+0xf3/0x650 [ 39.152359] do_syscall_64+0xbf/0x430 [ 39.153086] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.154038] RIP: 0033:0x7f1cf9d565cd [ 39.154695] 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 [ 39.157792] RSP: 002b:00007ffc3171e940 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.159155] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f1cf9d565cd [ 39.160418] RDX: 00005571a3499e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.161680] RBP: 00007ffc3171e9a0 R08: 0000000000000000 R09: 00007ffc3171e040 [ 39.162930] R10: 0000000000000000 R11: 0000000000000246 R12: 00005571d3747b10 [ 39.164195] R13: 00007ffc3171edd0 R14: 00005571d37482b0 R15: 00005571d375c6f0 [ 39.165485] [ 39.165867] irq event stamp: 1873 [ 39.166384] hardirqs last enabled at (1883): [] __up_console_sem+0x78/0x80 [ 39.167602] hardirqs last disabled at (1892): [] __up_console_sem+0x5d/0x80 [ 39.168819] softirqs last enabled at (1476): [] handle_softirqs+0x50c/0x770 [ 39.170053] softirqs last disabled at (1471): [] __irq_exit_rcu+0xc4/0x100 [ 39.171279] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.389208] ------------[ cut here ]------------ [ 41.389935] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.391634] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 41.392829] Modules linked in: [ 41.393365] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.395006] Tainted: [W]=WARN [ 41.395464] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.396691] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.397465] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 41.400099] RSP: 0018:ffff88801beafbc0 EFLAGS: 00010286 [ 41.400867] RAX: 0000000000000000 RBX: ffffed10037d5f78 RCX: ffffffff813a4050 [ 41.401935] RDX: ffff8880175d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.403031] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037d5f2f [ 41.404096] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.405162] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801beafdf8 [ 41.406236] FS: 00007fe7d079c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.407436] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.408315] CR2: 00007ffddd3feef8 CR3: 000000001f390000 CR4: 0000000000350ef0 [ 41.409393] Call Trace: [ 41.409784] [ 41.410160] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.410877] ? __create_object+0x59/0x80 [ 41.411539] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.412356] __vmalloc_noprof+0x59/0x60 [ 41.412998] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.413698] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.414479] bpf_prog_alloc+0x39/0x200 [ 41.415097] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.415836] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.416586] do_seccomp+0x349/0x25e0 [ 41.417176] ? find_held_lock+0x2b/0x80 [ 41.417779] ? do_prlimit+0x310/0x610 [ 41.418395] ? __pfx_do_seccomp+0x10/0x10 [ 41.419054] ? do_raw_spin_unlock+0x53/0x220 [ 41.419711] ? _raw_spin_unlock+0x1e/0x40 [ 41.420403] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.421224] ? static_key_count+0x60/0x80 [ 41.421860] prctl_set_seccomp+0x4e/0x70 [ 41.422509] __do_sys_prctl+0xe6c/0x1d70 [ 41.423160] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.423839] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.424651] ? irqentry_exit+0xf3/0x650 [ 41.425311] do_syscall_64+0xbf/0x430 [ 41.425896] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.426696] RIP: 0033:0x7fe7d0c8e5cd [ 41.427284] 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 [ 41.429974] RSP: 002b:00007ffddd3fd470 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.431102] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe7d0c8e5cd [ 41.432163] RDX: 00005570dbab8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.433224] RBP: 00007ffddd3fd4d0 R08: 0000000000000000 R09: 00007ffddd3fcb70 [ 41.434277] R10: 0000000000000000 R11: 0000000000000246 R12: 00005570dd631b10 [ 41.435342] R13: 00007ffddd3fd900 R14: 00005570dd6322b0 R15: 00005570dd6466f0 [ 41.436428] [ 41.436770] irq event stamp: 1779 [ 41.437310] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 41.438581] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 41.439873] softirqs last enabled at (1596): [] handle_softirqs+0x50c/0x770 [ 41.441144] softirqs last disabled at (1587): [] __irq_exit_rcu+0xc4/0x100 [ 41.442418] ---[ end trace 0000000000000000 ]--- [ 42.123539] ------------[ cut here ]------------ [ 42.124347] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.126052] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 42.127237] Modules linked in: [ 42.127722] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.129360] Tainted: [W]=WARN [ 42.129818] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.131029] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.131800] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.134419] RSP: 0018:ffff888017d37bc0 EFLAGS: 00010286 [ 42.135241] RAX: 0000000000000000 RBX: ffffed1002fa6f78 RCX: ffffffff813a4050 [ 42.136304] RDX: ffff888016379bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.137376] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fa6f2f [ 42.138443] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.139501] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017d37df8 [ 42.140560] FS: 00007f4355072900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.141758] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.142641] CR2: 00007f4355564580 CR3: 000000000c99f000 CR4: 0000000000350ef0 [ 42.143706] Call Trace: [ 42.144131] [ 42.144476] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.145310] ? __create_object+0x59/0x80 [ 42.146049] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.146812] __vmalloc_noprof+0x59/0x60 [ 42.147442] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.148174] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.148919] bpf_prog_alloc+0x39/0x200 [ 42.149557] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.150332] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.151090] do_seccomp+0x349/0x25e0 [ 42.151653] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.152398] ? __pfx_do_seccomp+0x10/0x10 [ 42.153047] ? find_held_lock+0x2b/0x80 [ 42.153652] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.154458] ? static_key_count+0x60/0x80 [ 42.155118] prctl_set_seccomp+0x4e/0x70 [ 42.155725] __do_sys_prctl+0xe6c/0x1d70 [ 42.156380] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.157094] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.157866] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.158683] ? irqentry_exit+0xf3/0x650 [ 42.159314] do_syscall_64+0xbf/0x430 [ 42.159905] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.160703] RIP: 0033:0x7f43555645cd [ 42.161295] 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 [ 42.163929] RSP: 002b:00007fff2c9ffc40 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.165076] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f43555645cd [ 42.166151] RDX: 000055d3bde44e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.167217] RBP: 00007fff2c9ffca0 R08: 0000000000000000 R09: 00007fff2c9ff340 [ 42.168285] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d3fd28cad0 [ 42.169359] R13: 00007fff2ca000d0 R14: 000055d3fd28dbc0 R15: 000055d3fd29e780 [ 42.170445] [ 42.170796] irq event stamp: 1673 [ 42.171337] hardirqs last enabled at (1683): [] __up_console_sem+0x78/0x80 [ 42.172612] hardirqs last disabled at (1692): [] __up_console_sem+0x5d/0x80 [ 42.173889] softirqs last enabled at (1176): [] handle_softirqs+0x50c/0x770 [ 42.175170] softirqs last disabled at (1167): [] __irq_exit_rcu+0xc4/0x100 [ 42.176442] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:34012' (ECDSA) to the list of known hosts. 2025/11/17 19:59:29 fuzzer started 2025/11/17 19:59:29 dialing manager at localhost:37895 2025/11/17 19:59:29 checking machine... 2025/11/17 19:59:29 checking revisions... [ 43.010240] kmemleak: Automatic memory scanning thread ended 2025/11/17 19:59:29 testing simple program... [ 43.104160] cgroup: Unknown subsys name 'net' [ 43.166839] cgroup: Unknown subsys name 'cpuset' [ 43.180831] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 19:59:28 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08b38 RCX=ffff88806ce089c4 RDX=1ffff1100d9c1169 RSI=ffffffff81b2a0b4 RDI=ffff88806ce08b48 RBP=ffff88806ce08b08 RSP=ffff88806ce08a50 R8 =ffffffff86a49c3a R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=0000000000012f69 R12=ffff88806ce08b38 R13=0000000000000000 R14=ffff8880169fb780 R15=ffff888008c4b780 RIP=ffffffff81618fc2 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 00007fe7d079c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe1600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe7d0761008 CR3=000000001f325000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffff88806cf3c2d0 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000002de03c1 RSI=0000000000092cc0 RDI=ffff888013a13780 RBP=ffff888013bef9a0 RSP=ffff888013bef940 R8 =0000000000000000 R9 =00000000ffffffff R10=0000000000000001 R11=0000000000000001 R12=0000000000092cc0 R13=0000000000092c00 R14=ffff888008c4b780 R15=ffffffff81b6204b RIP=ffffffff81ab1714 RFL=00000283 [--S---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 00007f939ee5b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa3a1a15310 CR3=000000000cf0b000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=ba50c027e674dd3e00000000000ae988 XMM05=4093822af2acb9f30000000000321778 XMM06=2a808541a5c4db620000000000320820 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000