[ 46.875158] ------------[ cut here ]------------ [ 46.876157] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.878274] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 46.879816] Modules linked in: [ 46.880493] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.882578] Tainted: [W]=WARN [ 46.883216] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.884755] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.885734] 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 [ 46.889054] RSP: 0018:ffff88801770fbc0 EFLAGS: 00010286 [ 46.890098] RAX: 0000000000000000 RBX: ffffed1002ee1f78 RCX: ffffffff813a4050 [ 46.891441] RDX: ffff888015d8b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.892793] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ee1f2f [ 46.894161] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.895491] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801770fdf8 [ 46.896839] FS: 00007f0820a2a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.898379] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.899488] CR2: 00007ffdb0638ef7 CR3: 000000000c927000 CR4: 0000000000350ef0 [ 46.900846] Call Trace: [ 46.901374] [ 46.901839] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.902775] ? __create_object+0x59/0x80 [ 46.903608] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.904617] __vmalloc_noprof+0x59/0x60 [ 46.905430] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.906365] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.907332] bpf_prog_alloc+0x39/0x200 [ 46.908111] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.909083] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.909999] do_seccomp+0x349/0x25e0 [ 46.910766] ? find_held_lock+0x2b/0x80 [ 46.911572] ? do_prlimit+0x310/0x610 [ 46.912360] ? __pfx_do_seccomp+0x10/0x10 [ 46.913202] ? do_raw_spin_unlock+0x53/0x220 [ 46.914090] ? _raw_spin_unlock+0x1e/0x40 [ 46.914850] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.915864] ? static_key_count+0x60/0x80 [ 46.916699] prctl_set_seccomp+0x4e/0x70 [ 46.917531] __do_sys_prctl+0xe6c/0x1d70 [ 46.918356] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.919249] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.920271] ? irqentry_exit+0xf3/0x650 [ 46.921085] do_syscall_64+0xbf/0x430 [ 46.921835] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.922833] RIP: 0033:0x7f0820f1c5cd [ 46.923578] 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 [ 46.926888] RSP: 002b:00007ffdb0636860 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.928324] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0820f1c5cd [ 46.929693] RDX: 0000561945079e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.930849] RBP: 00007ffdb06368c0 R08: 0000000000000000 R09: 00007ffdb0635f60 [ 46.931946] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561971886bf0 [ 46.933036] R13: 00007ffdb0636cf0 R14: 0000561971890380 R15: 000056197189b460 [ 46.934184] [ 46.934546] irq event stamp: 1777 [ 46.935110] hardirqs last enabled at (1787): [] __up_console_sem+0x78/0x80 [ 46.936406] hardirqs last disabled at (1796): [] __up_console_sem+0x5d/0x80 [ 46.937703] softirqs last enabled at (1716): [] handle_softirqs+0x50c/0x770 [ 46.939002] softirqs last disabled at (1711): [] __irq_exit_rcu+0xc4/0x100 [ 46.940306] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.104959] ------------[ cut here ]------------ [ 50.105926] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.107923] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 50.109347] Modules linked in: [ 50.109933] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.111896] Tainted: [W]=WARN [ 50.112478] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.113933] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.114825] 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 [ 50.117992] RSP: 0018:ffff8880171e7bc0 EFLAGS: 00010286 [ 50.118959] RAX: 0000000000000000 RBX: ffffed1002e3cf78 RCX: ffffffff813a4050 [ 50.120216] RDX: ffff88800a861bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.121495] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e3cf2f [ 50.122768] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.124036] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880171e7df8 [ 50.125319] FS: 00007f8e1e95b900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.126786] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.127838] CR2: 00007ffffdba4ef7 CR3: 000000000ff71000 CR4: 0000000000350ef0 [ 50.129110] Call Trace: [ 50.129583] [ 50.129991] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.130890] ? __create_object+0x59/0x80 [ 50.131657] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.132618] __vmalloc_noprof+0x59/0x60 [ 50.133382] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.134258] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.135177] bpf_prog_alloc+0x39/0x200 [ 50.135860] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.136774] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.137742] do_seccomp+0x349/0x25e0 [ 50.138471] ? find_held_lock+0x2b/0x80 [ 50.139228] ? do_prlimit+0x310/0x610 [ 50.139922] ? __pfx_do_seccomp+0x10/0x10 [ 50.140714] ? do_raw_spin_unlock+0x53/0x220 [ 50.141559] ? _raw_spin_unlock+0x1e/0x40 [ 50.142350] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.143301] ? static_key_count+0x60/0x80 [ 50.144103] prctl_set_seccomp+0x4e/0x70 [ 50.144820] __do_sys_prctl+0xe6c/0x1d70 [ 50.145599] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.146439] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.147415] ? irqentry_exit+0xf3/0x650 [ 50.148188] do_syscall_64+0xbf/0x430 [ 50.148886] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.149840] RIP: 0033:0x7f8e1ee4d5cd [ 50.150538] 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 [ 50.153675] RSP: 002b:00007ffffdba30d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.155036] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8e1ee4d5cd [ 50.156309] RDX: 000055594d1ffe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.157587] RBP: 00007ffffdba3130 R08: 0000000000000000 R09: 00007ffffdba27d0 [ 50.158860] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555951a12ad0 [ 50.160132] R13: 00007ffffdba3560 R14: 0000555951a13bc0 R15: 0000555951a24780 [ 50.161410] [ 50.161848] irq event stamp: 1701 [ 50.162505] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 50.164035] hardirqs last disabled at (1728): [] __up_console_sem+0x5d/0x80 [ 50.165555] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 50.167092] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 50.168592] ---[ end trace 0000000000000000 ]--- [ 50.983233] ------------[ cut here ]------------ [ 50.984192] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.986202] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/250 [ 50.987661] Modules linked in: [ 50.988305] CPU: 0 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.990299] Tainted: [W]=WARN [ 50.990854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.992329] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.993243] 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 [ 50.996421] RSP: 0018:ffff88800f197bc0 EFLAGS: 00010286 [ 50.997394] RAX: 0000000000000000 RBX: ffffed1001e32f78 RCX: ffffffff813a4050 [ 50.998687] RDX: ffff88801625b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.999965] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e32f2f [ 51.001247] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.002523] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f197df8 [ 51.003791] FS: 00007f71cbc63900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 51.005228] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.006299] CR2: 00007f71cc155580 CR3: 000000000e0c7000 CR4: 0000000000350ef0 [ 51.007556] Call Trace: [ 51.008058] [ 51.008473] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.009370] ? __create_object+0x59/0x80 [ 51.010162] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.011139] __vmalloc_noprof+0x59/0x60 [ 51.011840] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.012710] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.013647] bpf_prog_alloc+0x39/0x200 [ 51.014386] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.015316] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.016212] do_seccomp+0x349/0x25e0 [ 51.016901] ? __pfx_css_rstat_updated+0x10/0x10 [ 51.017817] ? __pfx_do_seccomp+0x10/0x10 [ 51.018596] ? find_held_lock+0x2b/0x80 [ 51.019359] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.020321] ? static_key_count+0x60/0x80 [ 51.021122] prctl_set_seccomp+0x4e/0x70 [ 51.021860] __do_sys_prctl+0xe6c/0x1d70 [ 51.022718] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.023585] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.024565] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.025541] ? irqentry_exit+0xf3/0x650 [ 51.026308] do_syscall_64+0xbf/0x430 [ 51.027001] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.027938] RIP: 0033:0x7f71cc1555cd [ 51.028636] 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 [ 51.031821] RSP: 002b:00007ffe176e08b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.033179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f71cc1555cd [ 51.034494] RDX: 0000564dc831ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.035772] RBP: 00007ffe176e0910 R08: 0000000000000000 R09: 00007ffe176dffb0 [ 51.037062] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564df4a8fb10 [ 51.038353] R13: 00007ffe176e0d40 R14: 0000564df4a902b0 R15: 0000564df4aa46f0 [ 51.039642] [ 51.040113] irq event stamp: 1781 [ 51.040730] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 51.042259] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 51.043784] softirqs last enabled at (1748): [] handle_softirqs+0x50c/0x770 [ 51.045346] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 51.046855] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:56405' (ECDSA) to the list of known hosts. 2025/11/18 13:36:38 fuzzer started 2025/11/18 13:36:39 dialing manager at localhost:34383 2025/11/18 13:36:39 checking machine... 2025/11/18 13:36:39 checking revisions... [ 51.937312] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:36:39 testing simple program... [ 52.062828] cgroup: Unknown subsys name 'net' [ 52.239544] cgroup: Unknown subsys name 'cpuset' [ 52.258617] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 13:36:38 Registers: info registers vcpu 0 RAX=000000000004a31b RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7732ee7000 CR3=000000000d217000 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=2038333a36333a333120383120766f4e XMM01=73732878696e755f6d6170203a5d3234 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3234325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037333a36333a3331203831 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000001 RCX=ffffffff817d9966 RDX=fffffbfff0cc9f0b RSI=0000000000000008 RDI=ffffffff8664f850 RBP=ffff88806cf38140 RSP=ffff888017337ca8 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000000 R12=ffff88806cf38260 R13=0000000000000071 R14=ffff88806cf38230 R15=ffff88806cf381e8 RIP=ffffffff817d9966 RFL=00000046 [---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 00007f8e1e95b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe6a00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffffdb9d000 CR3=000000001fbb6000 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=563412feff00545000000000000080fe XMM01=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000