[ 46.451379] ------------[ cut here ]------------ [ 46.451818] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.452821] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 46.453530] Modules linked in: [ 46.453818] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.454802] Tainted: [W]=WARN [ 46.455105] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.455799] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.456247] 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 [ 46.457797] RSP: 0018:ffff88801a71fbc0 EFLAGS: 00010286 [ 46.458285] RAX: 0000000000000000 RBX: ffffed10034e3f78 RCX: ffffffff813a4050 [ 46.458928] RDX: ffff888015c4b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.459532] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034e3f2f [ 46.460157] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.460755] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a71fdf8 [ 46.461388] FS: 00007f2cd27b9900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.462092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.462592] CR2: 00007ffe3a7ddef7 CR3: 00000000133fc000 CR4: 0000000000350ef0 [ 46.463220] Call Trace: [ 46.463438] [ 46.463629] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.464045] ? __create_object+0x59/0x80 [ 46.464390] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.464823] __vmalloc_noprof+0x59/0x60 [ 46.465180] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.465572] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.466002] bpf_prog_alloc+0x39/0x200 [ 46.466324] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.466738] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.467171] do_seccomp+0x349/0x25e0 [ 46.467486] ? find_held_lock+0x2b/0x80 [ 46.467822] ? do_prlimit+0x310/0x610 [ 46.468176] ? __pfx_do_seccomp+0x10/0x10 [ 46.468528] ? do_raw_spin_unlock+0x53/0x220 [ 46.468917] ? _raw_spin_unlock+0x1e/0x40 [ 46.469263] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.469696] ? static_key_count+0x60/0x80 [ 46.470076] prctl_set_seccomp+0x4e/0x70 [ 46.470416] __do_sys_prctl+0xe6c/0x1d70 [ 46.470757] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.471165] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.471599] ? irqentry_exit+0xf3/0x650 [ 46.471960] do_syscall_64+0xbf/0x430 [ 46.472286] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.472709] RIP: 0033:0x7f2cd2cab5cd [ 46.473043] 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 [ 46.474532] RSP: 002b:00007ffe3a7dba80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.475179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2cd2cab5cd [ 46.475759] RDX: 0000556e5615ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.476360] RBP: 00007ffe3a7dbae0 R08: 0000000000000000 R09: 00007ffe3a7db180 [ 46.476948] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556e88b2fb10 [ 46.477526] R13: 00007ffe3a7dbf10 R14: 0000556e88b302b0 R15: 0000556e88b446f0 [ 46.478135] [ 46.478333] irq event stamp: 1657 [ 46.478612] hardirqs last enabled at (1665): [] __up_console_sem+0x78/0x80 [ 46.479328] hardirqs last disabled at (1674): [] __up_console_sem+0x5d/0x80 [ 46.480040] softirqs last enabled at (1248): [] handle_softirqs+0x50c/0x770 [ 46.480748] softirqs last disabled at (1243): [] __irq_exit_rcu+0xc4/0x100 [ 46.481458] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.090175] ------------[ cut here ]------------ [ 49.091125] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.093142] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.094599] Modules linked in: [ 49.095274] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.097243] Tainted: [W]=WARN [ 49.097793] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.099309] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.100219] 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 [ 49.103402] RSP: 0018:ffff888015d97bc0 EFLAGS: 00010286 [ 49.104382] RAX: 0000000000000000 RBX: ffffed1002bb2f78 RCX: ffffffff813a4050 [ 49.105766] RDX: ffff888015e98000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.107282] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bb2f2f [ 49.108568] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.109840] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d97df8 [ 49.111111] FS: 00007f8ab6629900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.112566] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.113607] CR2: 00007ffcbd3d9ef7 CR3: 000000000735b000 CR4: 0000000000350ef0 [ 49.114919] Call Trace: [ 49.115393] [ 49.115812] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.116857] ? __create_object+0x59/0x80 [ 49.117914] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.119058] __vmalloc_noprof+0x59/0x60 [ 49.119787] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.120660] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.121602] bpf_prog_alloc+0x39/0x200 [ 49.122339] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.123326] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.124244] do_seccomp+0x349/0x25e0 [ 49.124982] ? find_held_lock+0x2b/0x80 [ 49.125691] ? do_prlimit+0x310/0x610 [ 49.126439] ? __pfx_do_seccomp+0x10/0x10 [ 49.127241] ? do_raw_spin_unlock+0x53/0x220 [ 49.128073] ? _raw_spin_unlock+0x1e/0x40 [ 49.128820] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.129783] ? static_key_count+0x60/0x80 [ 49.130574] prctl_set_seccomp+0x4e/0x70 [ 49.131365] __do_sys_prctl+0xe6c/0x1d70 [ 49.132172] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.133012] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.133984] ? irqentry_exit+0xf3/0x650 [ 49.134719] do_syscall_64+0xbf/0x430 [ 49.135466] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.136415] RIP: 0033:0x7f8ab6b1b5cd [ 49.137122] 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 [ 49.140318] RSP: 002b:00007ffcbd3d8280 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.141678] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8ab6b1b5cd [ 49.143005] RDX: 0000560c24d7ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.144300] RBP: 00007ffcbd3d82e0 R08: 0000000000000000 R09: 00007ffcbd3d7980 [ 49.145584] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560c5d73dbf0 [ 49.146865] R13: 00007ffcbd3d8710 R14: 0000560c5d747380 R15: 0000560c5d752460 [ 49.148206] [ 49.148638] irq event stamp: 1779 [ 49.149289] hardirqs last enabled at (1789): [] __up_console_sem+0x78/0x80 [ 49.150817] hardirqs last disabled at (1798): [] __up_console_sem+0x5d/0x80 [ 49.152343] softirqs last enabled at (1726): [] handle_softirqs+0x50c/0x770 [ 49.153891] softirqs last disabled at (1719): [] __irq_exit_rcu+0xc4/0x100 [ 49.155411] ---[ end trace 0000000000000000 ]--- [ 49.995663] ------------[ cut here ]------------ [ 49.996581] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.998612] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.000089] Modules linked in: [ 50.000681] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.002658] Tainted: [W]=WARN [ 50.003272] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.004746] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.005661] 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 [ 50.008864] RSP: 0018:ffff88801ade7bc0 EFLAGS: 00010286 [ 50.009833] RAX: 0000000000000000 RBX: ffffed10035bcf78 RCX: ffffffff813a4050 [ 50.011119] RDX: ffff888019f25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.012394] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10035bcf2f [ 50.013661] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.014961] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801ade7df8 [ 50.016244] FS: 00007f388c21d900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.017671] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.018728] CR2: 00007ffd35138ef7 CR3: 000000001d87e000 CR4: 0000000000350ef0 [ 50.020066] Call Trace: [ 50.020536] [ 50.020983] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.022052] ? __create_object+0x59/0x80 [ 50.022842] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.023828] __vmalloc_noprof+0x59/0x60 [ 50.024573] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.025429] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.026357] bpf_prog_alloc+0x39/0x200 [ 50.027099] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.027999] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.028867] do_seccomp+0x349/0x25e0 [ 50.029587] ? find_held_lock+0x2b/0x80 [ 50.030341] ? do_prlimit+0x310/0x610 [ 50.031083] ? __pfx_do_seccomp+0x10/0x10 [ 50.031835] ? do_raw_spin_unlock+0x53/0x220 [ 50.032669] ? _raw_spin_unlock+0x1e/0x40 [ 50.033453] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.034411] ? static_key_count+0x60/0x80 [ 50.035223] prctl_set_seccomp+0x4e/0x70 [ 50.035987] __do_sys_prctl+0xe6c/0x1d70 [ 50.036728] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.037578] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.038541] ? irqentry_exit+0xf3/0x650 [ 50.039305] do_syscall_64+0xbf/0x430 [ 50.040037] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.040977] RIP: 0033:0x7f388c70f5cd [ 50.041636] 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 [ 50.044804] RSP: 002b:00007ffd35136980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.046173] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f388c70f5cd [ 50.047467] RDX: 000055b435b55e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.048806] RBP: 00007ffd351369e0 R08: 0000000000000000 R09: 00007ffd35136080 [ 50.050191] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b457528ad0 [ 50.051524] R13: 00007ffd35136e10 R14: 000055b457529bc0 R15: 000055b45753a780 [ 50.052966] [ 50.053469] irq event stamp: 1753 [ 50.054184] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 50.055711] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 50.057220] softirqs last enabled at (1722): [] handle_softirqs+0x50c/0x770 [ 50.058514] softirqs last disabled at (1715): [] __irq_exit_rcu+0xc4/0x100 [ 50.059796] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:49732' (ECDSA) to the list of known hosts. 2025/11/17 21:30:53 fuzzer started 2025/11/17 21:30:53 dialing manager at localhost:37895 2025/11/17 21:30:53 checking machine... 2025/11/17 21:30:53 checking revisions... [ 50.991819] kmemleak: Automatic memory scanning thread ended 2025/11/17 21:30:53 testing simple program... [ 51.096482] cgroup: Unknown subsys name 'net' [ 51.153301] cgroup: Unknown subsys name 'cpuset' [ 51.167045] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 21:30:52 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce37400 RCX=ffffffff814c2666 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806ce31cd0 RBP=ffff88801a2b9c40 RSP=ffff88806ce08d30 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=ffff88801a2b9d08 R13=ffff88801a2b9d1c R14=ffff88801a2b9d00 R15=0000000000000001 RIP=ffffffff814dc7e2 RFL=00000086 [--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 00007fb096de9900 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=00007fb096405000 CR3=000000000db93000 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=3c368c3b9173bb4400000000000ae988 XMM05=75bd6c7ba4a19c6d0000000000320c60 XMM06=f9326c63ba05a7e8000000000031f690 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000001 RBX=0000000000000001 RCX=4b952e4da9267483 RDX=00000000915d54c6 RSI=000000005e406224 RDI=0000000000104185 RBP=ffff88801737fb48 RSP=ffff88801737fa28 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff88801737fb38 R14=ffff88801737fb38 R15=ffff88801737faf0 RIP=ffffffff8135e4c2 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 00007f8ab6629900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcbd3d2000 CR3=000000000b83b000 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