[ 39.398941] ------------[ cut here ]------------ [ 39.399850] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.401855] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.403304] Modules linked in: [ 39.403928] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.406128] Tainted: [W]=WARN [ 39.406796] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.408253] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.409140] 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 [ 39.412420] RSP: 0018:ffff88801b0a7bc0 EFLAGS: 00010286 [ 39.413388] RAX: 0000000000000000 RBX: ffffed1003614f78 RCX: ffffffff813a4050 [ 39.414674] RDX: ffff8880166dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.415963] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003614f2f [ 39.417248] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.418519] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b0a7df8 [ 39.419798] FS: 00007f776ba43900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.421235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.422290] CR2: 00007f776bf35580 CR3: 000000000d454000 CR4: 0000000000350ef0 [ 39.423580] Call Trace: [ 39.424037] [ 39.424485] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.425333] ? __create_object+0x59/0x80 [ 39.426107] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.427081] __vmalloc_noprof+0x59/0x60 [ 39.427835] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.428710] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.429652] bpf_prog_alloc+0x39/0x200 [ 39.430340] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.431280] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.432183] do_seccomp+0x349/0x25e0 [ 39.432897] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.433787] ? __pfx_do_seccomp+0x10/0x10 [ 39.434585] ? find_held_lock+0x2b/0x80 [ 39.435299] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.436265] ? static_key_count+0x60/0x80 [ 39.437072] prctl_set_seccomp+0x4e/0x70 [ 39.437837] __do_sys_prctl+0xe6c/0x1d70 [ 39.438633] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.439491] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.440399] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.441362] ? irqentry_exit+0xf3/0x650 [ 39.442118] do_syscall_64+0xbf/0x430 [ 39.442874] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.443824] RIP: 0033:0x7f776bf355cd [ 39.444526] 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 [ 39.447682] RSP: 002b:00007fff73c02480 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.449034] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f776bf355cd [ 39.450303] RDX: 00005626c86e0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.451612] RBP: 00007fff73c024e0 R08: 0000000000000000 R09: 00007fff73c01b80 [ 39.452890] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626ef6efad0 [ 39.454180] R13: 00007fff73c02910 R14: 00005626ef6f0bc0 R15: 00005626ef701780 [ 39.455494] [ 39.455913] irq event stamp: 1781 [ 39.456557] hardirqs last enabled at (1791): [] __up_console_sem+0x78/0x80 [ 39.458071] hardirqs last disabled at (1800): [] __up_console_sem+0x5d/0x80 [ 39.459584] softirqs last enabled at (1384): [] handle_softirqs+0x50c/0x770 [ 39.461111] softirqs last disabled at (1379): [] __irq_exit_rcu+0xc4/0x100 [ 39.462620] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.945333] ------------[ cut here ]------------ [ 41.946421] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.948893] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.950626] Modules linked in: [ 41.951315] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.953919] Tainted: [W]=WARN [ 41.954713] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.956468] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.957554] 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 [ 41.961348] RSP: 0018:ffff88801becfbc0 EFLAGS: 00010286 [ 41.962510] RAX: 0000000000000000 RBX: ffffed10037d9f78 RCX: ffffffff813a4050 [ 41.964027] RDX: ffff888016898000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.965553] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10037d9f2f [ 41.967073] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.968594] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801becfdf8 [ 41.970094] FS: 00007f4fcc2e9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.971842] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.973074] CR2: 00007fff09ff4ef8 CR3: 000000002086e000 CR4: 0000000000350ef0 [ 41.974599] Call Trace: [ 41.975132] [ 41.975659] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.976695] ? __create_object+0x59/0x80 [ 41.977613] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.978745] __vmalloc_noprof+0x59/0x60 [ 41.979635] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.980641] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.981732] bpf_prog_alloc+0x39/0x200 [ 41.982593] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.983688] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.984727] do_seccomp+0x349/0x25e0 [ 41.985574] ? find_held_lock+0x2b/0x80 [ 41.986399] ? do_prlimit+0x310/0x610 [ 41.987280] ? __pfx_do_seccomp+0x10/0x10 [ 41.988205] ? do_raw_spin_unlock+0x53/0x220 [ 41.989166] ? _raw_spin_unlock+0x1e/0x40 [ 41.990086] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.991212] ? static_key_count+0x60/0x80 [ 41.992155] prctl_set_seccomp+0x4e/0x70 [ 41.993046] __do_sys_prctl+0xe6c/0x1d70 [ 41.993963] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.994981] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.996104] ? irqentry_exit+0xf3/0x650 [ 41.997013] do_syscall_64+0xbf/0x430 [ 41.997867] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.999001] RIP: 0033:0x7f4fcc7db5cd [ 41.999805] 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 [ 42.003485] RSP: 002b:00007fff09ff2870 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.004841] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f4fcc7db5cd [ 42.006126] RDX: 00005626463b3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.007404] RBP: 00007fff09ff28d0 R08: 0000000000000000 R09: 00007fff09ff1f70 [ 42.008693] R10: 0000000000000000 R11: 0000000000000246 R12: 000056264d3cfb10 [ 42.009959] R13: 00007fff09ff2d00 R14: 000056264d3d02b0 R15: 000056264d3e46f0 [ 42.011274] [ 42.011734] irq event stamp: 1791 [ 42.012328] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 42.013859] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 42.015382] softirqs last enabled at (1672): [] handle_softirqs+0x50c/0x770 [ 42.016940] softirqs last disabled at (1667): [] __irq_exit_rcu+0xc4/0x100 [ 42.018452] ---[ end trace 0000000000000000 ]--- [ 42.661566] ------------[ cut here ]------------ [ 42.662477] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.664988] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 42.666661] Modules linked in: [ 42.667253] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.669291] Tainted: [W]=WARN [ 42.669895] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.671352] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.672241] 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 [ 42.675365] RSP: 0018:ffff888017dc7bc0 EFLAGS: 00010286 [ 42.676324] RAX: 0000000000000000 RBX: ffffed1002fb8f78 RCX: ffffffff813a4050 [ 42.677586] RDX: ffff888016690000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.678848] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002fb8f2f [ 42.680100] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.681375] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017dc7df8 [ 42.682651] FS: 00007f205bcb6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.684078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.685112] CR2: 00007f205c1a8580 CR3: 0000000009ede000 CR4: 0000000000350ef0 [ 42.686386] Call Trace: [ 42.686901] [ 42.687311] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.688205] ? __create_object+0x59/0x80 [ 42.688989] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.689939] __vmalloc_noprof+0x59/0x60 [ 42.690702] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.691567] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.692480] bpf_prog_alloc+0x39/0x200 [ 42.693161] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.694155] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.695064] do_seccomp+0x349/0x25e0 [ 42.695768] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.696664] ? __pfx_do_seccomp+0x10/0x10 [ 42.697392] ? find_held_lock+0x2b/0x80 [ 42.698140] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.699093] ? static_key_count+0x60/0x80 [ 42.699886] prctl_set_seccomp+0x4e/0x70 [ 42.700653] __do_sys_prctl+0xe6c/0x1d70 [ 42.701388] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.702229] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.703186] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.704142] ? irqentry_exit+0xf3/0x650 [ 42.704890] do_syscall_64+0xbf/0x430 [ 42.705623] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.706581] RIP: 0033:0x7f205c1a85cd [ 42.707233] 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 [ 42.710335] RSP: 002b:00007ffd37576cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.711683] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f205c1a85cd [ 42.712942] RDX: 0000562465a0ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.714195] RBP: 00007ffd37576d20 R08: 0000000000000000 R09: 00007ffd375763c0 [ 42.715466] R10: 0000000000000000 R11: 0000000000000246 R12: 000056246ef5cb10 [ 42.716736] R13: 00007ffd37577150 R14: 000056246ef5d2b0 R15: 000056246ef716f0 [ 42.718024] [ 42.718490] irq event stamp: 1795 [ 42.719105] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 42.720427] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 42.721699] softirqs last enabled at (1782): [] handle_softirqs+0x50c/0x770 [ 42.722971] softirqs last disabled at (1773): [] __irq_exit_rcu+0xc4/0x100 [ 42.724208] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:60819' (ECDSA) to the list of known hosts. 2025/11/17 12:54:09 fuzzer started 2025/11/17 12:54:09 dialing manager at localhost:37895 2025/11/17 12:54:09 checking machine... 2025/11/17 12:54:09 checking revisions... [ 43.549788] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:54:09 testing simple program... [ 43.632382] cgroup: Unknown subsys name 'net' [ 43.677299] cgroup: Unknown subsys name 'cpuset' [ 43.693274] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:54:08 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08a30 RCX=ffffffff86aa1ecc RDX=1ffff1100d9c1146 RSI=ffff8880175df990 RDI=ffff88806ce08a30 RBP=ffff8880175df990 RSP=ffff88806ce08988 R8 =ffffffff86aa1ed0 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000021a80 R12=0000000000000008 R13=ffff88806ce08a78 R14=ffff8880175df998 R15=ffff88806ce08a30 RIP=ffffffff8135e236 RFL=00000296 [--S-AP-] 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 00007f4fcc2e9900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4fcc298008 CR3=000000001fff9000 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=00000000000000c4 RBX=ffff888009643780 RCX=0000000000000000 RDX=0000000000000001 RSI=0000000000000020 RDI=0000000000000001 RBP=ffff8880096441d8 RSP=ffff88806cf088c8 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888009644200 R13=0000000000000000 R14=0000000000000000 R15=0000000000000003 RIP=ffffffff815271e1 RFL=00000003 [------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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f0e7cf74010 CR3=000000000dac7000 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=3a0382fd220a63bfa240fa6eceaaf322 XMM02=2c67c8bc2e329bc30000000000302918 XMM03=fb795ef6d6577056000000000030e910 XMM04=183c35a0716c753600000000000ae988 XMM05=d96330e2d2db8632000000000031f260 XMM06=049b4226f006999900000000003188d8 XMM07=e042d86d42eb936e000000000030ebe8 XMM08=eb37f932cf94781d0000000000302978 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000