[ 39.288697] ------------[ cut here ]------------ [ 39.289645] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.291711] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 39.293196] Modules linked in: [ 39.294073] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.296164] Tainted: [W]=WARN [ 39.296781] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.298293] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.299173] 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 [ 39.302355] RSP: 0018:ffff888016ff7bc0 EFLAGS: 00010286 [ 39.303329] RAX: 0000000000000000 RBX: ffffed1002dfef78 RCX: ffffffff813a4050 [ 39.304610] RDX: ffff8880169e5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.305902] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dfef2f [ 39.307174] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.308441] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ff7df8 [ 39.309724] FS: 00007efc1e554900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.311180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.312231] CR2: 00007efc1ea46580 CR3: 000000000d7d1000 CR4: 0000000000350ef0 [ 39.313557] Call Trace: [ 39.314021] [ 39.314477] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.315367] ? __create_object+0x59/0x80 [ 39.316107] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.317077] __vmalloc_noprof+0x59/0x60 [ 39.317818] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.318682] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.319597] bpf_prog_alloc+0x39/0x200 [ 39.320308] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.321183] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.322080] do_seccomp+0x349/0x25e0 [ 39.322777] ? __pfx_css_rstat_updated+0x10/0x10 [ 39.323668] ? __pfx_do_seccomp+0x10/0x10 [ 39.324443] ? find_held_lock+0x2b/0x80 [ 39.325150] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.326099] ? static_key_count+0x60/0x80 [ 39.326875] prctl_set_seccomp+0x4e/0x70 [ 39.327632] __do_sys_prctl+0xe6c/0x1d70 [ 39.328396] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.329200] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.330141] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.331068] ? irqentry_exit+0xf3/0x650 [ 39.331813] do_syscall_64+0xbf/0x430 [ 39.332531] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.333478] RIP: 0033:0x7efc1ea465cd [ 39.334123] 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 [ 39.337220] RSP: 002b:00007ffe6722b830 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.338573] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efc1ea465cd [ 39.339827] RDX: 000056279401fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.341103] RBP: 00007ffe6722b890 R08: 0000000000000000 R09: 00007ffe6722af30 [ 39.342351] R10: 0000000000000000 R11: 0000000000000246 R12: 00005627a0600ad0 [ 39.343611] R13: 00007ffe6722bcc0 R14: 00005627a0601bc0 R15: 00005627a0612780 [ 39.344879] [ 39.345345] irq event stamp: 1773 [ 39.345939] hardirqs last enabled at (1781): [] __up_console_sem+0x78/0x80 [ 39.347431] hardirqs last disabled at (1790): [] __up_console_sem+0x5d/0x80 [ 39.348914] softirqs last enabled at (1298): [] handle_softirqs+0x50c/0x770 [ 39.350371] softirqs last disabled at (1277): [] __irq_exit_rcu+0xc4/0x100 [ 39.351590] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.586498] ------------[ cut here ]------------ [ 42.587075] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.588356] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 42.589292] Modules linked in: [ 42.589666] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.590965] Tainted: [W]=WARN [ 42.591349] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.592312] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.592871] 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 [ 42.594915] RSP: 0018:ffff888017a2fbc0 EFLAGS: 00010286 [ 42.595535] RAX: 0000000000000000 RBX: ffffed1002f45f78 RCX: ffffffff813a4050 [ 42.596367] RDX: ffff888016c41bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.597171] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002f45f2f [ 42.597998] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.598842] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017a2fdf8 [ 42.599674] FS: 00007f758142b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.600610] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.601295] CR2: 00007ffd9936aef7 CR3: 000000000df1e000 CR4: 0000000000350ef0 [ 42.602097] Call Trace: [ 42.602429] [ 42.602694] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.603238] ? __create_object+0x59/0x80 [ 42.603730] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.604353] __vmalloc_noprof+0x59/0x60 [ 42.604824] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.605401] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.605967] bpf_prog_alloc+0x39/0x200 [ 42.606448] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.607018] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.607592] do_seccomp+0x349/0x25e0 [ 42.608022] ? find_held_lock+0x2b/0x80 [ 42.608503] ? do_prlimit+0x310/0x610 [ 42.608955] ? __pfx_do_seccomp+0x10/0x10 [ 42.609461] ? do_raw_spin_unlock+0x53/0x220 [ 42.609972] ? _raw_spin_unlock+0x1e/0x40 [ 42.610482] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.611080] ? static_key_count+0x60/0x80 [ 42.611594] prctl_set_seccomp+0x4e/0x70 [ 42.612065] __do_sys_prctl+0xe6c/0x1d70 [ 42.612568] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.613093] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.613702] ? irqentry_exit+0xf3/0x650 [ 42.614158] do_syscall_64+0xbf/0x430 [ 42.614638] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.615231] RIP: 0033:0x7f758191d5cd [ 42.615684] 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 [ 42.617751] RSP: 002b:00007ffd993690c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.618630] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f758191d5cd [ 42.619441] RDX: 00005613f411ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.620224] RBP: 00007ffd99369120 R08: 0000000000000000 R09: 00007ffd993687c0 [ 42.621046] R10: 0000000000000000 R11: 0000000000000246 R12: 00005614107c3bf0 [ 42.621882] R13: 00007ffd99369550 R14: 00005614107cd380 R15: 00005614107d8460 [ 42.622722] [ 42.622985] irq event stamp: 1731 [ 42.623408] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 42.624387] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 42.625374] softirqs last enabled at (1236): [] handle_softirqs+0x50c/0x770 [ 42.626389] softirqs last disabled at (1215): [] __irq_exit_rcu+0xc4/0x100 [ 42.627376] ---[ end trace 0000000000000000 ]--- [ 43.396851] ------------[ cut here ]------------ [ 43.397865] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.400044] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 43.401651] Modules linked in: [ 43.402323] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.404748] Tainted: [W]=WARN [ 43.405490] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.407092] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.408088] 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 [ 43.411583] RSP: 0018:ffff888009a67bc0 EFLAGS: 00010286 [ 43.412654] RAX: 0000000000000000 RBX: ffffed100134cf78 RCX: ffffffff813a4050 [ 43.414074] RDX: ffff888018458000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.415466] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100134cf2f [ 43.416860] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.418281] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888009a67df8 [ 43.419693] FS: 00007f31161b8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.421274] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.422435] CR2: 00007ffcc07b3ef7 CR3: 00000000200d1000 CR4: 0000000000350ef0 [ 43.423827] Call Trace: [ 43.424364] [ 43.424807] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.425797] ? __create_object+0x59/0x80 [ 43.426649] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.427715] __vmalloc_noprof+0x59/0x60 [ 43.428539] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.429509] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.430522] bpf_prog_alloc+0x39/0x200 [ 43.431317] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.432319] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.433330] do_seccomp+0x349/0x25e0 [ 43.434060] ? find_held_lock+0x2b/0x80 [ 43.434890] ? do_prlimit+0x310/0x610 [ 43.435689] ? __pfx_do_seccomp+0x10/0x10 [ 43.436562] ? do_raw_spin_unlock+0x53/0x220 [ 43.437487] ? _raw_spin_unlock+0x1e/0x40 [ 43.438328] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.439392] ? static_key_count+0x60/0x80 [ 43.440219] prctl_set_seccomp+0x4e/0x70 [ 43.441084] __do_sys_prctl+0xe6c/0x1d70 [ 43.441939] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.442879] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.443942] ? irqentry_exit+0xf3/0x650 [ 43.444797] do_syscall_64+0xbf/0x430 [ 43.445597] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.446632] RIP: 0033:0x7f31166aa5cd [ 43.447400] 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 [ 43.450853] RSP: 002b:00007ffcc07b2690 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.452328] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f31166aa5cd [ 43.453732] RDX: 0000561988be7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.455120] RBP: 00007ffcc07b26f0 R08: 0000000000000000 R09: 00007ffcc07b1d90 [ 43.456493] R10: 0000000000000000 R11: 0000000000000246 R12: 000056198ee93ad0 [ 43.457897] R13: 00007ffcc07b2b20 R14: 000056198ee94bc0 R15: 000056198eea5780 [ 43.459317] [ 43.459783] irq event stamp: 1795 [ 43.460497] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 43.462023] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 43.463003] softirqs last enabled at (1620): [] handle_softirqs+0x50c/0x770 [ 43.463986] softirqs last disabled at (1615): [] __irq_exit_rcu+0xc4/0x100 [ 43.464942] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:7903' (ECDSA) to the list of known hosts. 2025/11/19 06:59:11 fuzzer started 2025/11/19 06:59:11 dialing manager at localhost:34383 2025/11/19 06:59:11 checking machine... 2025/11/19 06:59:11 checking revisions... [ 44.302330] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:59:12 testing simple program... [ 44.372301] cgroup: Unknown subsys name 'net' [ 44.422826] cgroup: Unknown subsys name 'cpuset' [ 44.431740] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:59:11 Registers: info registers vcpu 0 RAX=0000000000000003 RBX=0000000000000001 RCX=ffffffff83c719bc RDX=000000000002c71a RSI=000000000002c719 RDI=ffffffff86f757c0 RBP=ffff88801825f340 RSP=ffff88801825f278 R8 =0000000000000000 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a901 R12=ffff88801825f348 R13=ffff88801825f330 R14=ffff88801825f329 R15=ffff88801825f2e8 RIP=ffffffff8135e65c 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 00007f758142b900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe6300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f770f731000 CR3=00000000202c4000 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=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=0000000000021e57 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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd99363000 CR3=000000000d02d000 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=2031313a39353a363020393120766f4e XMM01=73732878696e755f6d6170203a5d3933 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3933325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732030313a39353a3630203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000