[ 46.030666] ------------[ cut here ]------------ [ 46.031436] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.033121] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.034353] Modules linked in: [ 46.034843] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.036501] Tainted: [W]=WARN [ 46.036964] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.038173] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.038937] 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 [ 46.041572] RSP: 0018:ffff88800a847bc0 EFLAGS: 00010286 [ 46.042386] RAX: 0000000000000000 RBX: ffffed1001508f78 RCX: ffffffff813a4050 [ 46.043468] RDX: ffff8880163dd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.044547] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001508f2f [ 46.045621] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.046696] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a847df8 [ 46.047795] FS: 00007fe8b84d4900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.048997] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.049878] CR2: 00007fe8b89c6580 CR3: 000000000ec25000 CR4: 0000000000350ef0 [ 46.050955] Call Trace: [ 46.051399] [ 46.051740] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.052486] ? __create_object+0x59/0x80 [ 46.053103] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.053906] __vmalloc_noprof+0x59/0x60 [ 46.054532] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.055224] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.056020] bpf_prog_alloc+0x39/0x200 [ 46.056636] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.057420] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.058136] do_seccomp+0x349/0x25e0 [ 46.058739] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.059490] ? __pfx_do_seccomp+0x10/0x10 [ 46.060110] ? find_held_lock+0x2b/0x80 [ 46.060742] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.061556] ? static_key_count+0x60/0x80 [ 46.062179] prctl_set_seccomp+0x4e/0x70 [ 46.062826] __do_sys_prctl+0xe6c/0x1d70 [ 46.063496] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.064169] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.064968] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.065784] ? irqentry_exit+0xf3/0x650 [ 46.066431] do_syscall_64+0xbf/0x430 [ 46.067012] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.067814] RIP: 0033:0x7fe8b89c65cd [ 46.068402] 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 [ 46.071024] RSP: 002b:00007ffc645b22a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.072170] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe8b89c65cd [ 46.073234] RDX: 000055cb65face00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.074334] RBP: 00007ffc645b2300 R08: 0000000000000000 R09: 00007ffc645b19a0 [ 46.075411] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb958f7ad0 [ 46.076475] R13: 00007ffc645b2730 R14: 000055cb958f8bc0 R15: 000055cb95909780 [ 46.077558] [ 46.077909] irq event stamp: 1753 [ 46.078451] hardirqs last enabled at (1763): [] __up_console_sem+0x78/0x80 [ 46.079725] hardirqs last disabled at (1772): [] __up_console_sem+0x5d/0x80 [ 46.080983] softirqs last enabled at (1262): [] handle_softirqs+0x50c/0x770 [ 46.082275] softirqs last disabled at (1251): [] __irq_exit_rcu+0xc4/0x100 [ 46.083554] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.327396] ------------[ cut here ]------------ [ 49.328315] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.330387] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 49.331818] Modules linked in: [ 49.332450] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.334394] Tainted: [W]=WARN [ 49.335100] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.336880] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.337780] 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 [ 49.340891] RSP: 0018:ffff888013ddfbc0 EFLAGS: 00010286 [ 49.342000] RAX: 0000000000000000 RBX: ffffed10027bbf78 RCX: ffffffff813a4050 [ 49.343472] RDX: ffff88800f238000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.344920] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027bbf2f [ 49.346176] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.347440] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013ddfdf8 [ 49.348709] FS: 00007f9d15338900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.350125] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.351165] CR2: 00007ffed1099ef8 CR3: 000000000bd59000 CR4: 0000000000350ef0 [ 49.352434] Call Trace: [ 49.352892] [ 49.353346] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.354188] ? __create_object+0x59/0x80 [ 49.354965] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.355929] __vmalloc_noprof+0x59/0x60 [ 49.356688] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.357560] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.358483] bpf_prog_alloc+0x39/0x200 [ 49.359168] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.360091] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.360997] do_seccomp+0x349/0x25e0 [ 49.361704] ? find_held_lock+0x2b/0x80 [ 49.362453] ? do_prlimit+0x310/0x610 [ 49.363142] ? __pfx_do_seccomp+0x10/0x10 [ 49.363937] ? do_raw_spin_unlock+0x53/0x220 [ 49.364762] ? _raw_spin_unlock+0x1e/0x40 [ 49.365533] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.366488] ? static_key_count+0x60/0x80 [ 49.367229] prctl_set_seccomp+0x4e/0x70 [ 49.368016] __do_sys_prctl+0xe6c/0x1d70 [ 49.368796] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.369648] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.370601] ? irqentry_exit+0xf3/0x650 [ 49.371368] do_syscall_64+0xbf/0x430 [ 49.372055] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.372992] RIP: 0033:0x7f9d1582a5cd [ 49.373710] 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 [ 49.376808] RSP: 002b:00007ffed1098eb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.378137] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9d1582a5cd [ 49.379423] RDX: 000055cf5b092e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.380681] RBP: 00007ffed1098f10 R08: 0000000000000000 R09: 00007ffed10985b0 [ 49.381931] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf5b6d8ad0 [ 49.383191] R13: 00007ffed1099340 R14: 000055cf5b6d9bc0 R15: 000055cf5b6ea780 [ 49.384474] [ 49.384888] irq event stamp: 1743 [ 49.385530] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 49.387033] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 49.388536] softirqs last enabled at (1656): [] handle_softirqs+0x50c/0x770 [ 49.390068] softirqs last disabled at (1649): [] __irq_exit_rcu+0xc4/0x100 [ 49.391567] ---[ end trace 0000000000000000 ]--- [ 50.221331] ------------[ cut here ]------------ [ 50.222219] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.224426] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 50.225878] Modules linked in: [ 50.226524] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.228517] Tainted: [W]=WARN [ 50.229079] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.230544] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.231471] 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 [ 50.234658] RSP: 0018:ffff8880170a7bc0 EFLAGS: 00010286 [ 50.235648] RAX: 0000000000000000 RBX: ffffed1002e14f78 RCX: ffffffff813a4050 [ 50.236928] RDX: ffff8880169e8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.238219] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e14f2f [ 50.239510] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.240783] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170a7df8 [ 50.242091] FS: 00007f6c92c71900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.243552] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.244623] CR2: 00007f6c93163580 CR3: 000000001f9f3000 CR4: 0000000000350ef0 [ 50.245919] Call Trace: [ 50.246425] [ 50.246835] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.247755] ? __create_object+0x59/0x80 [ 50.248528] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.249488] __vmalloc_noprof+0x59/0x60 [ 50.250192] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.251055] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.252030] bpf_prog_alloc+0x39/0x200 [ 50.252771] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.253715] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.254625] do_seccomp+0x349/0x25e0 [ 50.255351] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.256329] ? irqentry_exit+0x17b/0x650 [ 50.257053] ? trace_irq_disable.constprop.0+0xc2/0x100 [ 50.258033] ? __pfx_do_seccomp+0x10/0x10 [ 50.258804] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.259775] ? static_key_count+0x60/0x80 [ 50.260574] prctl_set_seccomp+0x4e/0x70 [ 50.261335] __do_sys_prctl+0xe6c/0x1d70 [ 50.262063] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.262917] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.263896] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.264864] ? irqentry_exit+0xf3/0x650 [ 50.265632] do_syscall_64+0xbf/0x430 [ 50.266367] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.267330] RIP: 0033:0x7f6c931635cd [ 50.267987] 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 [ 50.271136] RSP: 002b:00007ffc1755fac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.272494] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6c931635cd [ 50.273772] RDX: 00005640656dee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.275040] RBP: 00007ffc1755fb20 R08: 0000000000000000 R09: 00007ffc1755f1c0 [ 50.276374] R10: 0000000000000000 R11: 0000000000000246 R12: 000056409fdd9240 [ 50.277676] R13: 00007ffc1755ff50 R14: 000056409fdd8bf0 R15: 000056409fded4d0 [ 50.278971] [ 50.279433] irq event stamp: 1787 [ 50.280033] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 50.281550] hardirqs last disabled at (1806): [] __up_console_sem+0x5d/0x80 [ 50.283050] softirqs last enabled at (1750): [] handle_softirqs+0x50c/0x770 [ 50.284573] softirqs last disabled at (1743): [] __irq_exit_rcu+0xc4/0x100 [ 50.286050] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:22188' (ECDSA) to the list of known hosts. 2025/11/17 11:59:49 fuzzer started 2025/11/17 11:59:49 dialing manager at localhost:37895 2025/11/17 11:59:49 checking machine... 2025/11/17 11:59:49 checking revisions... [ 51.251472] kmemleak: Automatic memory scanning thread ended 2025/11/17 11:59:50 testing simple program... [ 51.339892] cgroup: Unknown subsys name 'net' [ 51.408720] cgroup: Unknown subsys name 'cpuset' [ 51.434460] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 11:59:49 Registers: info registers vcpu 0 RAX=0000000000000003 RBX=0000000000000002 RCX=ffffffff815d6b07 RDX=0000000000005d6b RSI=0000000000005d6b RDI=ffffffff86edaf80 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=0000000000011d83 R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=ffff88806ce08ab1 R15=ffff88806ce08a70 RIP=ffffffff8135e62a 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 00007f9d15338900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffed1093000 CR3=000000001f897000 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 info registers vcpu 1 RAX=000000000002126d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9956379718 CR3=000000000d3f9000 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=83f5d1e2d9876287ad4c29477f7aed9d XMM02=0000000000308348ec2efd57dc4c00df XMM03=0000000000311b783cca7905894b66f3 XMM04=a5a562c59f9c332700000000000ae988 XMM05=07c8bb74b6c04a440000000000320d88 XMM06=d74844bf967d85ba0000000000320c10 XMM07=e042d86d42eb936e0000000000312560 XMM08=3cca7905894b66f300000000003083a8 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000