[ 38.994363] ------------[ cut here ]------------ [ 38.995402] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.997661] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 38.999325] Modules linked in: [ 38.999997] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.002276] Tainted: [W]=WARN [ 39.002913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.004596] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.005660] 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 [ 39.009305] RSP: 0018:ffff88800f597bc0 EFLAGS: 00010286 [ 39.010433] RAX: 0000000000000000 RBX: ffffed1001eb2f78 RCX: ffffffff813a4050 [ 39.011910] RDX: ffff888016ab3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.013397] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001eb2f2f [ 39.014861] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.016321] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f597df8 [ 39.017805] FS: 00007fa3427f0900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.019450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.020671] CR2: 00007fffe5fdaef7 CR3: 000000000c70b000 CR4: 0000000000350ef0 [ 39.022164] Call Trace: [ 39.022696] [ 39.023227] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.024265] ? __create_object+0x59/0x80 [ 39.025168] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.026280] __vmalloc_noprof+0x59/0x60 [ 39.027153] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.028152] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.029279] bpf_prog_alloc+0x39/0x200 [ 39.029987] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.030908] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.032467] do_seccomp+0x349/0x25e0 [ 39.033217] ? find_held_lock+0x2b/0x80 [ 39.033926] ? do_prlimit+0x310/0x610 [ 39.034659] ? __pfx_do_seccomp+0x10/0x10 [ 39.035429] ? do_raw_spin_unlock+0x53/0x220 [ 39.036252] ? _raw_spin_unlock+0x1e/0x40 [ 39.036994] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.037949] ? static_key_count+0x60/0x80 [ 39.038749] prctl_set_seccomp+0x4e/0x70 [ 39.039518] __do_sys_prctl+0xe6c/0x1d70 [ 39.040300] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.041149] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.042095] ? irqentry_exit+0xf3/0x650 [ 39.042805] do_syscall_64+0xbf/0x430 [ 39.043536] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.044476] RIP: 0033:0x7fa342ce25cd [ 39.045188] 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 [ 39.048310] RSP: 002b:00007fffe5fd9cb0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.049679] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa342ce25cd [ 39.050945] RDX: 0000562574775e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.052227] RBP: 00007fffe5fd9d10 R08: 0000000000000000 R09: 00007fffe5fd93b0 [ 39.053502] R10: 0000000000000000 R11: 0000000000000246 R12: 00005625b1060bf0 [ 39.054570] R13: 00007fffe5fda140 R14: 00005625b106a380 R15: 00005625b1075460 [ 39.055657] [ 39.056012] irq event stamp: 1735 [ 39.056545] hardirqs last enabled at (1745): [] __up_console_sem+0x78/0x80 [ 39.057805] hardirqs last disabled at (1754): [] __up_console_sem+0x5d/0x80 [ 39.059071] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 39.060336] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 39.061591] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.516883] ------------[ cut here ]------------ [ 42.517659] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.519282] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 42.520461] Modules linked in: [ 42.520943] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.522710] Tainted: [W]=WARN [ 42.523191] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.524393] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.525156] 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 [ 42.527728] RSP: 0018:ffff888017347bc0 EFLAGS: 00010286 [ 42.528529] RAX: 0000000000000000 RBX: ffffed1002e68f78 RCX: ffffffff813a4050 [ 42.529575] RDX: ffff88801a84b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.530611] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e68f2f [ 42.531660] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.532695] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017347df8 [ 42.533754] FS: 00007fa66fb6c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.535044] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.535899] CR2: 00007ffe96500ef7 CR3: 00000000215d6000 CR4: 0000000000350ef0 [ 42.537171] Call Trace: [ 42.537556] [ 42.537888] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.538670] ? __create_object+0x59/0x80 [ 42.539303] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.540087] __vmalloc_noprof+0x59/0x60 [ 42.540668] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.541390] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.542165] bpf_prog_alloc+0x39/0x200 [ 42.542736] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.543496] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.544232] do_seccomp+0x349/0x25e0 [ 42.545012] ? find_held_lock+0x2b/0x80 [ 42.545777] ? do_prlimit+0x310/0x610 [ 42.546384] ? __pfx_do_seccomp+0x10/0x10 [ 42.547001] ? do_raw_spin_unlock+0x53/0x220 [ 42.547668] ? _raw_spin_unlock+0x1e/0x40 [ 42.548288] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.549081] ? static_key_count+0x60/0x80 [ 42.549697] prctl_set_seccomp+0x4e/0x70 [ 42.550312] __do_sys_prctl+0xe6c/0x1d70 [ 42.550910] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.551603] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.552388] ? irqentry_exit+0xf3/0x650 [ 42.552972] do_syscall_64+0xbf/0x430 [ 42.553734] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.554508] RIP: 0033:0x7fa67005e5cd [ 42.555045] 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 [ 42.557652] RSP: 002b:00007ffe964ff5e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.558754] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa67005e5cd [ 42.559787] RDX: 0000560da6dede00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.560827] RBP: 00007ffe964ff640 R08: 0000000000000000 R09: 00007ffe964fece0 [ 42.561874] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560dc356cad0 [ 42.562924] R13: 00007ffe964ffa70 R14: 0000560dc356dbc0 R15: 0000560dc357e780 [ 42.563976] [ 42.564340] irq event stamp: 1793 [ 42.564839] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 42.566078] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 42.567308] softirqs last enabled at (1550): [] handle_softirqs+0x50c/0x770 [ 42.568551] softirqs last disabled at (1543): [] __irq_exit_rcu+0xc4/0x100 [ 42.569791] ---[ end trace 0000000000000000 ]--- [ 43.348738] ------------[ cut here ]------------ [ 43.349669] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.351664] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 43.353145] Modules linked in: [ 43.353737] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.356041] Tainted: [W]=WARN [ 43.356906] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.358412] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.359327] 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 [ 43.362498] RSP: 0018:ffff888017c4fbc0 EFLAGS: 00010286 [ 43.363699] RAX: 0000000000000000 RBX: ffffed1002f89f78 RCX: ffffffff813a4050 [ 43.365148] RDX: ffff88800a9b3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.366616] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f89f2f [ 43.368001] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.369290] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017c4fdf8 [ 43.370569] FS: 00007f29a0493900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.371978] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.373042] CR2: 00007f29a0985580 CR3: 000000000c81e000 CR4: 0000000000350ef0 [ 43.374353] Call Trace: [ 43.374820] [ 43.375273] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.376154] ? __create_object+0x59/0x80 [ 43.376888] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.377860] __vmalloc_noprof+0x59/0x60 [ 43.378651] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.379726] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.380693] bpf_prog_alloc+0x39/0x200 [ 43.381438] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.382340] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.383237] do_seccomp+0x349/0x25e0 [ 43.383906] ? __pfx_css_rstat_updated+0x10/0x10 [ 43.384790] ? __pfx_do_seccomp+0x10/0x10 [ 43.385578] ? find_held_lock+0x2b/0x80 [ 43.386330] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.387273] ? static_key_count+0x60/0x80 [ 43.388018] prctl_set_seccomp+0x4e/0x70 [ 43.388781] __do_sys_prctl+0xe6c/0x1d70 [ 43.389561] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.390394] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.391340] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.392286] ? irqentry_exit+0xf3/0x650 [ 43.393014] do_syscall_64+0xbf/0x430 [ 43.393778] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.394744] RIP: 0033:0x7f29a09855cd [ 43.395430] 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 [ 43.398576] RSP: 002b:00007fffd71b7790 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.399907] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f29a09855cd [ 43.401183] RDX: 000055a32d2c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.402424] RBP: 00007fffd71b77f0 R08: 0000000000000000 R09: 00007fffd71b6e90 [ 43.403681] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a345ad6b10 [ 43.404952] R13: 00007fffd71b7c20 R14: 000055a345ad72b0 R15: 000055a345aeb6f0 [ 43.406245] [ 43.406666] irq event stamp: 1813 [ 43.407310] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 43.408813] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 43.410336] softirqs last enabled at (1836): [] handle_softirqs+0x50c/0x770 [ 43.411872] softirqs last disabled at (1821): [] __irq_exit_rcu+0xc4/0x100 [ 43.413386] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:48086' (ECDSA) to the list of known hosts. 2025/11/19 03:21:05 fuzzer started 2025/11/19 03:21:06 dialing manager at localhost:34383 2025/11/19 03:21:06 checking machine... 2025/11/19 03:21:06 checking revisions... [ 44.254732] kmemleak: Automatic memory scanning thread ended 2025/11/19 03:21:06 testing simple program... [ 44.336024] cgroup: Unknown subsys name 'net' [ 44.419988] cgroup: Unknown subsys name 'cpuset' [ 44.434201] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:21:05 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=00007fa67005f163 RCX=4b952e4da9267483 RDX=0000000000000000 RSI=000000005e406224 RDI=00007fa67005f163 RBP=00007fa67005f163 RSP=ffff88801c967520 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=ffff88801c967648 R13=0000000000000000 R14=ffff88800a351bc0 R15=0000000000000000 RIP=ffffffff8160df1b RFL=00000213 [----A-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 00007fa66fb6c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5a00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe964f9000 CR3=0000000021530000 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 info registers vcpu 1 RAX=000000000002a93d RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 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 fffffe4900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2688a5d040 CR3=000000000d960000 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=5579bfaaa7ddac95fc434d46bc766810 XMM02=00000000003012f0ec2efd57dc4c00df XMM03=000000000030d360f1d91631086e1854 XMM04=675f0f7385e8f6d400000000000ae988 XMM05=cec1196d53df49db000000000031f8e0 XMM06=817b8945e9d50373000000000031dc68 XMM07=e042d86d42eb936e000000000030d5e0 XMM08=f1d91631086e18540000000000301350 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000