[ 38.983271] ------------[ cut here ]------------ [ 38.984307] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.986651] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 38.988326] Modules linked in: [ 38.989059] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.991345] Tainted: [W]=WARN [ 38.992027] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.993744] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.994797] 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 [ 38.998486] RSP: 0018:ffff888016d8fbc0 EFLAGS: 00010286 [ 38.999617] RAX: 0000000000000000 RBX: ffffed1002db1f78 RCX: ffffffff813a4050 [ 39.001113] RDX: ffff88801558d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.002598] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002db1f2f [ 39.004075] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.005549] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016d8fdf8 [ 39.007040] FS: 00007fa5d5fbc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.008694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.009931] CR2: 00007ffc0a904ef7 CR3: 0000000009fa3000 CR4: 0000000000350ef0 [ 39.011427] Call Trace: [ 39.011956] [ 39.012472] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.013518] ? __create_object+0x59/0x80 [ 39.014366] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.015523] __vmalloc_noprof+0x59/0x60 [ 39.016346] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.017372] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.018451] bpf_prog_alloc+0x39/0x200 [ 39.019263] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.020336] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.021521] do_seccomp+0x349/0x25e0 [ 39.022289] ? find_held_lock+0x2b/0x80 Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 39.023170] ? do_prlimit+0x310/0x610 [ 39.025345] ? __pfx_do_seccomp+0x10/0x10 [ 39.026233] ? do_raw_spin_unlock+0x53/0x220 [ 39.027190] ? _raw_spin_unlock+0x1e/0x40 [ 39.028094] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.029256] ? static_key_count+0x60/0x80 [ 39.030171] prctl_set_seccomp+0x4e/0x70 [ 39.031059] __do_sys_prctl+0xe6c/0x1d70 [ 39.031949] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.032921] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.034047] ? irqentry_exit+0xf3/0x650 [ 39.034917] do_syscall_64+0xbf/0x430 [ 39.035767] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.036863] RIP: 0033:0x7fa5d64ae5cd [ 39.037698] 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 [ 39.040759] RSP: 002b:00007ffc0a902ff0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.042081] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa5d64ae5cd [ 39.043318] RDX: 0000560e48c10e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.044546] RBP: 00007ffc0a903050 R08: 0000000000000000 R09: 00007ffc0a9026f0 [ 39.045788] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560e7a3a6ad0 [ 39.047009] R13: 00007ffc0a903480 R14: 0000560e7a3a7bc0 R15: 0000560e7a3b8780 [ 39.048257] [ 39.048708] irq event stamp: 1709 [ 39.049303] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 39.050753] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 39.052212] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 39.053703] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 39.055155] ---[ end trace 0000000000000000 ]--- [ 42.348874] ------------[ cut here ]------------ [ 42.349829] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.351894] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 42.353373] Modules linked in: [ 42.354000] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.355977] Tainted: [W]=WARN [ 42.356581] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.358070] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.358987] 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 [ 42.362183] RSP: 0018:ffff8880154ffbc0 EFLAGS: 00010286 [ 42.363162] RAX: 0000000000000000 RBX: ffffed1002a9ff78 RCX: ffffffff813a4050 [ 42.364435] RDX: ffff888015709bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.365733] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002a9ff2f [ 42.367011] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.368302] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880154ffdf8 [ 42.369602] FS: 00007fcbcc4ee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.371044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.372114] CR2: 00007fffb6937ef7 CR3: 00000000158c1000 CR4: 0000000000350ef0 [ 42.373428] Call Trace: [ 42.373892] [ 42.374296] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.375197] ? __create_object+0x59/0x80 [ 42.375980] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.376948] __vmalloc_noprof+0x59/0x60 [ 42.377733] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.378605] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.379539] bpf_prog_alloc+0x39/0x200 [ 42.380235] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.381173] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.382090] do_seccomp+0x349/0x25e0 [ 42.382830] ? find_held_lock+0x2b/0x80 [ 42.383597] ? do_prlimit+0x310/0x610 [ 42.384297] ? __pfx_do_seccomp+0x10/0x10 [ 42.385111] ? do_raw_spin_unlock+0x53/0x220 [ 42.385948] ? _raw_spin_unlock+0x1e/0x40 [ 42.386746] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.387736] ? static_key_count+0x60/0x80 [ 42.388541] prctl_set_seccomp+0x4e/0x70 [ 42.389296] __do_sys_prctl+0xe6c/0x1d70 [ 42.390097] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.390982] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.391961] ? irqentry_exit+0xf3/0x650 [ 42.392745] do_syscall_64+0xbf/0x430 [ 42.393513] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.394484] RIP: 0033:0x7fcbcc9e05cd [ 42.395163] 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 [ 42.398377] RSP: 002b:00007fffb6936c00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.399789] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcbcc9e05cd [ 42.401118] RDX: 0000564d255bfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.402433] RBP: 00007fffb6936c60 R08: 0000000000000000 R09: 00007fffb6936300 [ 42.403749] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564d2c856bf0 [ 42.405048] R13: 00007fffb6937090 R14: 0000564d2c860380 R15: 0000564d2c86b460 [ 42.406371] [ 42.406844] irq event stamp: 1719 [ 42.407510] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 42.409047] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 42.410611] softirqs last enabled at (1580): [] handle_softirqs+0x50c/0x770 [ 42.412177] softirqs last disabled at (1575): [] __irq_exit_rcu+0xc4/0x100 [ 42.413768] ---[ end trace 0000000000000000 ]--- [ 43.292207] ------------[ cut here ]------------ [ 43.293200] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.295313] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 43.296804] Modules linked in: [ 43.297461] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.299736] Tainted: [W]=WARN [ 43.300290] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.301849] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.302766] 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 [ 43.305986] RSP: 0018:ffff88800f29fbc0 EFLAGS: 00010286 [ 43.306973] RAX: 0000000000000000 RBX: ffffed1001e53f78 RCX: ffffffff813a4050 [ 43.308263] RDX: ffff888016841bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.309555] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e53f2f [ 43.310872] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.312156] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f29fdf8 [ 43.313482] FS: 00007fdc0bec9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.314946] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.316012] CR2: 00007ffe4dd24ef7 CR3: 0000000020369000 CR4: 0000000000350ef0 [ 43.317348] Call Trace: [ 43.317862] [ 43.318276] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.319176] ? __create_object+0x59/0x80 [ 43.319960] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.320921] __vmalloc_noprof+0x59/0x60 [ 43.321690] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.322572] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.323504] bpf_prog_alloc+0x39/0x200 [ 43.324193] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.325137] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.326041] do_seccomp+0x349/0x25e0 [ 43.326774] ? find_held_lock+0x2b/0x80 [ 43.327540] ? do_prlimit+0x310/0x610 [ 43.328236] ? __pfx_do_seccomp+0x10/0x10 [ 43.329045] ? do_raw_spin_unlock+0x53/0x220 [ 43.329901] ? _raw_spin_unlock+0x1e/0x40 [ 43.330694] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.331678] ? static_key_count+0x60/0x80 [ 43.332491] prctl_set_seccomp+0x4e/0x70 [ 43.333234] __do_sys_prctl+0xe6c/0x1d70 [ 43.334028] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.334901] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.335876] ? irqentry_exit+0xf3/0x650 [ 43.336654] do_syscall_64+0xbf/0x430 [ 43.337354] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.338304] RIP: 0033:0x7fdc0c3bb5cd [ 43.339014] 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 [ 43.342207] RSP: 002b:00007ffe4dd238c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.343576] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fdc0c3bb5cd [ 43.344861] RDX: 00005572d941ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.346189] RBP: 00007ffe4dd23920 R08: 0000000000000000 R09: 00007ffe4dd22fc0 [ 43.347497] R10: 0000000000000000 R11: 0000000000000246 R12: 00005572f3e68ad0 [ 43.348808] R13: 00007ffe4dd23d50 R14: 00005572f3e69bc0 R15: 00005572f3e7a780 [ 43.350103] [ 43.350506] irq event stamp: 1843 [ 43.351018] hardirqs last enabled at (1851): [] __up_console_sem+0x78/0x80 [ 43.352304] hardirqs last disabled at (1860): [] __up_console_sem+0x5d/0x80 [ 43.353604] softirqs last enabled at (1810): [] handle_softirqs+0x50c/0x770 [ 43.354919] softirqs last disabled at (1805): [] __irq_exit_rcu+0xc4/0x100 [ 43.356201] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:12436' (ECDSA) to the list of known hosts. 2025/11/17 12:42:43 fuzzer started 2025/11/17 12:42:43 dialing manager at localhost:37895 2025/11/17 12:42:43 checking machine... 2025/11/17 12:42:43 checking revisions... [ 44.277246] kmemleak: Automatic memory scanning thread ended 2025/11/17 12:42:43 testing simple program... [ 44.362741] cgroup: Unknown subsys name 'net' [ 44.427127] cgroup: Unknown subsys name 'cpuset' [ 44.446843] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:42:42 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=4b952e4da9267483 RDX=0000000000000000 RSI=000000005e406224 RDI=ffff88806ce31cd0 RBP=00007fe67e4762fd RSP=ffff888015507290 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff888015507300 R13=0000000000000000 R14=ffff88800f87d340 R15=ffff888008c4b140 RIP=ffffffff815bcfa0 RFL=00000216 [----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 00007fe67dbac900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcbccaa60b0 CR3=000000000d978000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=8008be7effe38b5500000000000ae988 XMM05=8ff6f1bd760b0e880000000000321958 XMM06=d96330e2d2db86320000000000320aa0 XMM07=fb795ef6d6577056000000000030fd78 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff888019f07600 RCX=0000000000000001 RDX=1ffff110033e0ec1 RSI=ffff888019f079c0 RDI=ffff888019f07608 RBP=ffff888019f079c0 RSP=ffff888019f07558 R8 =0000000000000001 R9 =ffff888019f07640 R10=000000000003c9ed R11=0000000000022fe2 R12=0000000000000008 R13=ffff888019f07648 R14=ffff888019f079c0 R15=ffff888019f07600 RIP=ffffffff8135e265 RFL=00000246 [---Z-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 00007fd2bb395900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd2bb91446c CR3=000000000dddf000 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=00000000000000ff0000000000000000 XMM01=ffffffffffffff00ffffffffffffffff XMM02=325f4342494c4700352e322e325f4342 XMM03=0000000000004700352e322e325f4342 XMM04=4342494c4700362e322e325f4342494c XMM05=00007fd2bb94ef6000007fd2bbb08950 XMM06=00007fd2bbb0844000007fd2bbb07f20 XMM07=00007fd2bb45212000007fd2bb451b10 XMM08=00007fd2bb4515f000007fd2bb451060 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000