[ 45.962701] ------------[ cut here ]------------ [ 45.963751] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.966044] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 45.967958] Modules linked in: [ 45.968758] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.971057] Tainted: [W]=WARN [ 45.971754] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.973444] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.974559] 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 [ 45.978241] RSP: 0018:ffff888016c3fbc0 EFLAGS: 00010286 [ 45.979372] RAX: 0000000000000000 RBX: ffffed1002d87f78 RCX: ffffffff813a4050 [ 45.980843] RDX: ffff888019c25340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.982362] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d87f2f [ 45.983827] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.985338] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c3fdf8 Debian GNU/Linux 11 syzkaller tt[ 45.987051] FS: 00007f115b701900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 yS0[ 45.988936] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.990204] CR2: 00007f115bbf3580 CR3: 000000000e2c2000 CR4: 0000000000350ef0 [ 45.991732] Call Trace: [ 45.992276] [ 45.992838] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.993858] ? __create_object+0x59/0x80 [ 45.994765] ? trace_irq_enable.constprop.0+0xc2/0x100 syzkaller[ 45.995881] __vmalloc_noprof+0x59/0x60 [ 45.996885] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.997888] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.998929] bpf_prog_alloc+0x39/0x200 [ 45.999671] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.000567] bpf_prog_create_from_user+0xb2/0x2f0 login: [ 46.001407] do_seccomp+0x349/0x25e0 [ 46.002236] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.003119] ? __pfx_do_seccomp+0x10/0x10 [ 46.003888] ? find_held_lock+0x2b/0x80 [ 46.004643] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.005579] ? static_key_count+0x60/0x80 [ 46.006336] prctl_set_seccomp+0x4e/0x70 [ 46.007130] __do_sys_prctl+0xe6c/0x1d70 [ 46.007893] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.008734] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.009692] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.010662] ? irqentry_exit+0xf3/0x650 [ 46.011367] do_syscall_64+0xbf/0x430 [ 46.012093] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.013033] RIP: 0033:0x7f115bbf35cd [ 46.013719] 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 [ 46.016813] RSP: 002b:00007ffdf31d8260 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.018157] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f115bbf35cd [ 46.019412] RDX: 0000562f0fa2ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.020668] RBP: 00007ffdf31d82c0 R08: 0000000000000000 R09: 00007ffdf31d7960 [ 46.021931] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562f15bf9ad0 [ 46.023198] R13: 00007ffdf31d86f0 R14: 0000562f15bfabc0 R15: 0000562f15c0b780 [ 46.024505] [ 46.024917] irq event stamp: 1851 [ 46.025555] hardirqs last enabled at (1861): [] __up_console_sem+0x78/0x80 [ 46.027048] hardirqs last disabled at (1870): [] __up_console_sem+0x5d/0x80 [ 46.028537] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 46.030067] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 46.031489] ---[ end trace 0000000000000000 ]--- [ 48.745665] ------------[ cut here ]------------ [ 48.746600] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.748617] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 48.750271] Modules linked in: [ 48.750981] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.752970] Tainted: [W]=WARN [ 48.753569] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.755050] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.755966] 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 [ 48.759119] RSP: 0018:ffff88801c9cfbc0 EFLAGS: 00010286 [ 48.760075] RAX: 0000000000000000 RBX: ffffed1003939f78 RCX: ffffffff813a4050 [ 48.761337] RDX: ffff8880169ed340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.762622] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003939f2f [ 48.763884] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.765149] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c9cfdf8 [ 48.766423] FS: 00007f4650cee900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.767841] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.768904] CR2: 00007ffc61003ef8 CR3: 000000000db59000 CR4: 0000000000350ef0 [ 48.770192] Call Trace: [ 48.770707] [ 48.771116] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.772008] ? __create_object+0x59/0x80 [ 48.772790] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.773756] __vmalloc_noprof+0x59/0x60 [ 48.774531] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.775350] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.776283] bpf_prog_alloc+0x39/0x200 [ 48.777040] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.777979] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.778897] do_seccomp+0x349/0x25e0 [ 48.779620] ? find_held_lock+0x2b/0x80 [ 48.780342] ? do_prlimit+0x310/0x610 [ 48.781084] ? __pfx_do_seccomp+0x10/0x10 [ 48.781879] ? do_raw_spin_unlock+0x53/0x220 [ 48.782728] ? _raw_spin_unlock+0x1e/0x40 [ 48.783509] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.784431] ? static_key_count+0x60/0x80 [ 48.785233] prctl_set_seccomp+0x4e/0x70 [ 48.786033] __do_sys_prctl+0xe6c/0x1d70 [ 48.786824] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.787677] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.788655] ? irqentry_exit+0xf3/0x650 [ 48.789382] do_syscall_64+0xbf/0x430 [ 48.790128] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.791089] RIP: 0033:0x7f46511e05cd [ 48.791799] 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 [ 48.794983] RSP: 002b:00007ffc610026e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.796347] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f46511e05cd [ 48.797631] RDX: 000055b23eeeee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.798828] RBP: 00007ffc61002740 R08: 0000000000000000 R09: 00007ffc61001de0 [ 48.799881] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b26c090ad0 [ 48.800939] R13: 00007ffc61002b70 R14: 000055b26c091bc0 R15: 000055b26c0a2780 [ 48.802019] [ 48.802381] irq event stamp: 1795 [ 48.802917] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 48.804167] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 48.805425] softirqs last enabled at (1312): [] handle_softirqs+0x50c/0x770 [ 48.806712] softirqs last disabled at (1307): [] __irq_exit_rcu+0xc4/0x100 [ 48.807963] ---[ end trace 0000000000000000 ]--- [ 49.504597] ------------[ cut here ]------------ [ 49.505454] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.507638] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.509078] Modules linked in: [ 49.509711] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.511772] Tainted: [W]=WARN [ 49.512320] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.513760] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.514683] 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 [ 49.517803] RSP: 0018:ffff88800f3ffbc0 EFLAGS: 00010286 [ 49.518780] RAX: 0000000000000000 RBX: ffffed1001e7ff78 RCX: ffffffff813a4050 [ 49.520067] RDX: ffff888018779bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.521337] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001e7ff2f [ 49.522623] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.523905] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800f3ffdf8 [ 49.525166] FS: 00007f2b6ac47900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.526614] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.527650] CR2: 00007fff5a07fef8 CR3: 000000000cfa5000 CR4: 0000000000350ef0 [ 49.528912] Call Trace: [ 49.529368] [ 49.529828] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.530709] ? __create_object+0x59/0x80 [ 49.531434] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.532397] __vmalloc_noprof+0x59/0x60 [ 49.533148] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.534012] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.534957] bpf_prog_alloc+0x39/0x200 [ 49.535688] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.536604] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.537443] do_seccomp+0x349/0x25e0 [ 49.538169] ? find_held_lock+0x2b/0x80 [ 49.538924] ? do_prlimit+0x310/0x610 [ 49.539662] ? __pfx_do_seccomp+0x10/0x10 [ 49.540393] ? do_raw_spin_unlock+0x53/0x220 [ 49.541215] ? _raw_spin_unlock+0x1e/0x40 [ 49.542002] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.542973] ? static_key_count+0x60/0x80 [ 49.543782] prctl_set_seccomp+0x4e/0x70 [ 49.544567] __do_sys_prctl+0xe6c/0x1d70 [ 49.545299] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.546155] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.547109] ? irqentry_exit+0xf3/0x650 [ 49.547874] do_syscall_64+0xbf/0x430 [ 49.548614] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.549568] RIP: 0033:0x7f2b6b1395cd [ 49.550229] 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 [ 49.553343] RSP: 002b:00007fff5a07edf0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.554701] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f2b6b1395cd [ 49.555970] RDX: 0000555e62bf3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.557230] RBP: 00007fff5a07ee50 R08: 0000000000000000 R09: 00007fff5a07e4f0 [ 49.558511] R10: 0000000000000000 R11: 0000000000000246 R12: 0000555e712e0b10 [ 49.559784] R13: 00007fff5a07f280 R14: 0000555e712e12b0 R15: 0000555e712f56f0 [ 49.561056] [ 49.561505] irq event stamp: 1793 [ 49.562115] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 49.563608] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 49.565109] softirqs last enabled at (1676): [] handle_softirqs+0x50c/0x770 [ 49.566660] softirqs last disabled at (1671): [] __irq_exit_rcu+0xc4/0x100 [ 49.568159] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38430' (ECDSA) to the list of known hosts. 2025/11/18 09:48:24 fuzzer started 2025/11/18 09:48:24 dialing manager at localhost:34383 2025/11/18 09:48:24 checking machine... 2025/11/18 09:48:24 checking revisions... [ 50.464276] kmemleak: Automatic memory scanning thread ended 2025/11/18 09:48:24 testing simple program... [ 50.592285] cgroup: Unknown subsys name 'net' [ 50.812224] cgroup: Unknown subsys name 'cpuset' [ 50.828784] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 09:48:23 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff88806ce08a70 RCX=ffffffff86a0b9d8 RDX=1ffff1100d9c114e RSI=ffff88806ce08fd8 RDI=ffff88806ce08a70 RBP=ffff88806ce08fd8 RSP=ffff88806ce089c8 R8 =ffffffff86a0b9dc R9 =0000000000000000 R10=000000000003c9ed R11=0000000000008964 R12=0000000000000008 R13=ffff88806ce08ab8 R14=ffff88806ce08fe0 R15=ffff88806ce08a70 RIP=ffffffff8135e236 RFL=00000292 [--S-A--] 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 00007f4650cee900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f4650cb8008 CR3=00000000207ad000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001b79d 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 fffffe2f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe89def868 CR3=0000000005c8a000 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=00007ffa68eff510000055dfec394790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000