[ 39.564288] ------------[ cut here ]------------ [ 39.565217] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.567288] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.568772] Modules linked in: [ 39.569399] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.571395] Tainted: [W]=WARN [ 39.571950] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.573404] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.574296] 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 [ 39.577466] RSP: 0018:ffff888015fcfbc0 EFLAGS: 00010286 [ 39.578468] RAX: 0000000000000000 RBX: ffffed1002bf9f78 RCX: ffffffff813a4050 [ 39.579758] RDX: ffff8880161fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.581051] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bf9f2f [ 39.582340] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.583629] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015fcfdf8 [ 39.584911] FS: 00007f10e807c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.586376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.587447] CR2: 00007ffe45e3cef8 CR3: 000000000db57000 CR4: 0000000000350ef0 [ 39.588740] Call Trace: [ 39.589210] [ 39.589661] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.590590] ? __create_object+0x59/0x80 [ 39.591329] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.592304] __vmalloc_noprof+0x59/0x60 [ 39.593087] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.593993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.594938] bpf_prog_alloc+0x39/0x200 [ 39.595671] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.596628] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.597542] do_seccomp+0x349/0x25e0 [ 39.598229] ? find_held_lock+0x2b/0x80 [ 39.598992] ? do_prlimit+0x310/0x610 [ 39.599727] ? __pfx_do_seccomp+0x10/0x10 [ 39.600530] ? do_raw_spin_unlock+0x53/0x220 [ 39.601315] ? _raw_spin_unlock+0x1e/0x40 [ 39.602111] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.603077] ? static_key_count+0x60/0x80 [ 39.603890] prctl_set_seccomp+0x4e/0x70 [ 39.604676] __do_sys_prctl+0xe6c/0x1d70 [ 39.605458] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.606281] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.607242] ? irqentry_exit+0xf3/0x650 [ 39.608010] do_syscall_64+0xbf/0x430 [ 39.608764] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.609739] RIP: 0033:0x7f10e856e5cd [ 39.610465] 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 [ 39.613637] RSP: 002b:00007ffe45e3a510 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.615011] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f10e856e5cd [ 39.616292] RDX: 000056486a830e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.617571] RBP: 00007ffe45e3a570 R08: 0000000000000000 R09: 00007ffe45e39c10 [ 39.618876] R10: 0000000000000000 R11: 0000000000000246 R12: 000056489826c240 [ 39.620169] R13: 00007ffe45e3a9a0 R14: 000056489826bbf0 R15: 00005648982804d0 [ 39.621469] [ 39.621894] irq event stamp: 1731 [ 39.622554] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 39.624085] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 39.625644] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 39.626839] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 39.627807] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.947304] ------------[ cut here ]------------ [ 41.948219] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.950329] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 41.951835] Modules linked in: [ 41.952486] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.954486] Tainted: [W]=WARN [ 41.955051] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.956522] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.957433] 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 [ 41.960627] RSP: 0018:ffff88801675fbc0 EFLAGS: 00010286 [ 41.961621] RAX: 0000000000000000 RBX: ffffed1002cebf78 RCX: ffffffff813a4050 [ 41.962921] RDX: ffff8880173d0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.964240] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cebf2f [ 41.965528] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.966823] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801675fdf8 [ 41.968105] FS: 00007ff187dd5900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.969539] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.970618] CR2: 00007ff1882c7580 CR3: 0000000020137000 CR4: 0000000000350ef0 [ 41.971928] Call Trace: [ 41.972424] [ 41.972832] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.973740] ? __create_object+0x59/0x80 [ 41.974550] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.975534] __vmalloc_noprof+0x59/0x60 [ 41.976242] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.977114] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.978067] bpf_prog_alloc+0x39/0x200 [ 41.978808] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.979750] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.980650] do_seccomp+0x349/0x25e0 [ 41.981330] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.982249] ? __pfx_do_seccomp+0x10/0x10 [ 41.983031] ? find_held_lock+0x2b/0x80 [ 41.983795] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.984758] ? static_key_count+0x60/0x80 [ 41.985573] prctl_set_seccomp+0x4e/0x70 [ 41.986323] __do_sys_prctl+0xe6c/0x1d70 [ 41.987122] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.987972] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.988946] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.989907] ? irqentry_exit+0xf3/0x650 [ 41.990688] do_syscall_64+0xbf/0x430 [ 41.991424] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.992336] RIP: 0033:0x7ff1882c75cd [ 41.993047] 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 [ 41.996189] RSP: 002b:00007ffe76f87ba0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.997558] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff1882c75cd [ 41.998868] RDX: 000055618727ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.000154] RBP: 00007ffe76f87c00 R08: 0000000000000000 R09: 00007ffe76f872a0 [ 42.001445] R10: 0000000000000000 R11: 0000000000000246 R12: 00005561b6e21ad0 [ 42.002744] R13: 00007ffe76f88030 R14: 00005561b6e22bc0 R15: 00005561b6e33780 [ 42.004049] [ 42.004506] irq event stamp: 1771 [ 42.005108] hardirqs last enabled at (1779): [] __up_console_sem+0x78/0x80 [ 42.006641] hardirqs last disabled at (1788): [] __up_console_sem+0x5d/0x80 [ 42.008160] softirqs last enabled at (1738): [] handle_softirqs+0x50c/0x770 [ 42.009708] softirqs last disabled at (1733): [] __irq_exit_rcu+0xc4/0x100 [ 42.011235] ---[ end trace 0000000000000000 ]--- [ 42.703945] ------------[ cut here ]------------ [ 42.704873] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.706871] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.708316] Modules linked in: [ 42.708923] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.710937] Tainted: [W]=WARN [ 42.711518] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.713220] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.714210] 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 [ 42.717398] RSP: 0018:ffff88800b26fbc0 EFLAGS: 00010286 [ 42.718515] RAX: 0000000000000000 RBX: ffffed100164df78 RCX: ffffffff813a4050 [ 42.719931] RDX: ffff888015a9b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.721194] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100164df2f [ 42.722471] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.723935] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800b26fdf8 [ 42.725305] FS: 00007f88c6fba900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.726748] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.727814] CR2: 00007f88c75204a6 CR3: 00000000202c4000 CR4: 0000000000350ef0 [ 42.729096] Call Trace: [ 42.729609] [ 42.730016] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.730920] ? __create_object+0x59/0x80 [ 42.731699] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.732680] __vmalloc_noprof+0x59/0x60 [ 42.733436] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.734276] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.735209] bpf_prog_alloc+0x39/0x200 [ 42.735947] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.736879] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.737782] do_seccomp+0x349/0x25e0 [ 42.738514] ? find_held_lock+0x2b/0x80 [ 42.739233] ? do_prlimit+0x310/0x610 [ 42.739964] ? __pfx_do_seccomp+0x10/0x10 [ 42.740751] ? do_raw_spin_unlock+0x53/0x220 [ 42.741578] ? _raw_spin_unlock+0x1e/0x40 [ 42.742329] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.743295] ? static_key_count+0x60/0x80 [ 42.744094] prctl_set_seccomp+0x4e/0x70 [ 42.744872] __do_sys_prctl+0xe6c/0x1d70 [ 42.745658] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.746526] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.747508] ? irqentry_exit+0xf3/0x650 [ 42.748224] do_syscall_64+0xbf/0x430 [ 42.748966] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.749916] RIP: 0033:0x7f88c74ac5cd [ 42.750636] 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 [ 42.753826] RSP: 002b:00007ffc232a1120 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.755192] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f88c74ac5cd [ 42.756466] RDX: 0000561ab1716e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.757741] RBP: 00007ffc232a1180 R08: 0000000000000000 R09: 00007ffc232a0820 [ 42.759041] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561ac0847ad0 [ 42.760320] R13: 00007ffc232a15b0 R14: 0000561ac0848bc0 R15: 0000561ac0859780 [ 42.761618] [ 42.762037] irq event stamp: 1775 [ 42.762696] hardirqs last enabled at (1785): [] __up_console_sem+0x78/0x80 [ 42.764215] hardirqs last disabled at (1794): [] __up_console_sem+0x5d/0x80 [ 42.765750] softirqs last enabled at (1698): [] handle_softirqs+0x50c/0x770 [ 42.767282] softirqs last disabled at (1693): [] __irq_exit_rcu+0xc4/0x100 [ 42.768789] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:17406' (ECDSA) to the list of known hosts. 2025/11/17 20:31:08 fuzzer started 2025/11/17 20:31:08 dialing manager at localhost:37895 2025/11/17 20:31:08 checking machine... 2025/11/17 20:31:08 checking revisions... [ 43.772685] kmemleak: Automatic memory scanning thread ended 2025/11/17 20:31:09 testing simple program... [ 43.858403] cgroup: Unknown subsys name 'net' [ 43.928624] cgroup: Unknown subsys name 'cpuset' [ 43.946829] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 20:31:07 Registers: info registers vcpu 0 RAX=0000000080010000 RBX=1ffff1100d9c1198 RCX=ffffffff8165ef16 RDX=ffff888015bb5340 RSI=0000000000000000 RDI=0000000000000005 RBP=ffff888015bb5340 RSP=ffff88806ce08cb0 R8 =0000000000000000 R9 =fffffbfff0f5c141 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28e40 RIP=ffffffff81751c70 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 00007ff187dd5900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ff187db4020 CR3=00000000201ce000 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=31333a303220373120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303432 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001b79f 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=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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9942a0e610 CR3=000000000e7b1000 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=2037303a31333a303220373120766f4e XMM01=73732878696e755f6d6170203a5d3134 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3134325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037303a31333a3032203731 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000