[ 45.923976] ------------[ cut here ]------------ [ 45.924934] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.926956] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/235 [ 45.928469] Modules linked in: [ 45.929130] CPU: 1 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.931161] Tainted: [W]=WARN [ 45.931777] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.933256] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.934191] 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 [ 45.937387] RSP: 0018:ffff8880145a7bc0 EFLAGS: 00010286 [ 45.938376] RAX: 0000000000000000 RBX: ffffed10028b4f78 RCX: ffffffff813a4050 [ 45.939690] RDX: ffff88800a289bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.940988] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028b4f2f [ 45.942279] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.943579] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880145a7df8 [ 45.944875] FS: 00007fc152f33900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.946344] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.947416] CR2: 00007fc153425580 CR3: 000000000e0a2000 CR4: 0000000000350ef0 [ 45.948729] Call Trace: [ 45.949204] [ 45.949628] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.950533] ? __create_object+0x59/0x80 [ 45.951329] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.952309] __vmalloc_noprof+0x59/0x60 [ 45.953082] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.953964] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.954943] bpf_prog_alloc+0x39/0x200 [ 45.955641] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.956581] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.957485] do_seccomp+0x349/0x25e0 [ 45.958208] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.959118] ? __pfx_do_seccomp+0x10/0x10 [ 45.959913] ? find_held_lock+0x2b/0x80 [ 45.960647] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.961610] ? static_key_count+0x60/0x80 [ 45.962416] prctl_set_seccomp+0x4e/0x70 [ 45.963231] __do_sys_prctl+0xe6c/0x1d70 [ 45.964028] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.964896] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.965878] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.966864] ? irqentry_exit+0xf3/0x650 [ 45.967586] do_syscall_64+0xbf/0x430 [ 45.968346] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.969311] RIP: 0033:0x7fc1534255cd [ 45.970020] 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 [ 45.973225] RSP: 002b:00007ffcf556f5e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.974615] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc1534255cd [ 45.975948] RDX: 00005559ba1fce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.977245] RBP: 00007ffcf556f640 R08: 0000000000000000 R09: 00007ffcf556ece0 [ 45.978548] R10: 0000000000000000 R11: 0000000000000246 R12: 00005559c90fcbf0 [ 45.979857] R13: 00007ffcf556fa70 R14: 00005559c9106380 R15: 00005559c9111460 [ 45.981191] [ 45.981626] irq event stamp: 1731 [ 45.982270] hardirqs last enabled at (1741): [] __up_console_sem+0x78/0x80 [ 45.983722] hardirqs last disabled at (1750): [] __up_console_sem+0x5d/0x80 [ 45.984698] softirqs last enabled at (1680): [] handle_softirqs+0x50c/0x770 [ 45.985652] softirqs last disabled at (1675): [] __irq_exit_rcu+0xc4/0x100 [ 45.986623] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.370763] ------------[ cut here ]------------ [ 49.371735] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.373779] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 49.375250] Modules linked in: [ 49.375902] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.377912] Tainted: [W]=WARN [ 49.378475] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.379975] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.380898] 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 [ 49.384123] RSP: 0018:ffff88801717fbc0 EFLAGS: 00010286 [ 49.385117] RAX: 0000000000000000 RBX: ffffed1002e2ff78 RCX: ffffffff813a4050 [ 49.386404] RDX: ffff88801a8fd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.387730] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e2ff2f [ 49.389021] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.390331] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801717fdf8 [ 49.391626] FS: 00007fe31a01e900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.393101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.394175] CR2: 00007ffcacbc5ef7 CR3: 000000000e045000 CR4: 0000000000350ef0 [ 49.395487] Call Trace: [ 49.395999] [ 49.396426] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.397320] ? __create_object+0x59/0x80 [ 49.398101] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.399084] __vmalloc_noprof+0x59/0x60 [ 49.399847] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.400724] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.401620] bpf_prog_alloc+0x39/0x200 [ 49.402362] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.403312] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.404233] do_seccomp+0x349/0x25e0 [ 49.404963] ? find_held_lock+0x2b/0x80 [ 49.405725] ? do_prlimit+0x310/0x610 [ 49.406434] ? __pfx_do_seccomp+0x10/0x10 [ 49.407253] ? do_raw_spin_unlock+0x53/0x220 [ 49.408097] ? _raw_spin_unlock+0x1e/0x40 [ 49.408882] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.409864] ? static_key_count+0x60/0x80 [ 49.410629] prctl_set_seccomp+0x4e/0x70 [ 49.411420] __do_sys_prctl+0xe6c/0x1d70 [ 49.412213] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.413097] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.414097] ? irqentry_exit+0xf3/0x650 [ 49.414870] do_syscall_64+0xbf/0x430 [ 49.415563] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.416530] RIP: 0033:0x7fe31a5105cd [ 49.417235] 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 [ 49.420468] RSP: 002b:00007ffcacbc3630 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.421843] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe31a5105cd [ 49.423150] RDX: 00005603bac6ce00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.424430] RBP: 00007ffcacbc3690 R08: 0000000000000000 R09: 00007ffcacbc2d30 [ 49.425726] R10: 0000000000000000 R11: 0000000000000246 R12: 00005603e00232b0 [ 49.427030] R13: 00007ffcacbc3ac0 R14: 00005603e0025d20 R15: 00005603e00378d0 [ 49.428354] [ 49.428835] irq event stamp: 1775 [ 49.429452] hardirqs last enabled at (1783): [] __up_console_sem+0x78/0x80 [ 49.431024] hardirqs last disabled at (1792): [] __up_console_sem+0x5d/0x80 [ 49.432563] softirqs last enabled at (1686): [] handle_softirqs+0x50c/0x770 [ 49.434124] softirqs last disabled at (1679): [] __irq_exit_rcu+0xc4/0x100 [ 49.435659] ---[ end trace 0000000000000000 ]--- [ 50.212501] ------------[ cut here ]------------ [ 50.213349] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.215192] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.216533] Modules linked in: [ 50.217138] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.218965] Tainted: [W]=WARN [ 50.219477] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.220822] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.221623] 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 [ 50.224568] RSP: 0018:ffff88801463fbc0 EFLAGS: 00010286 [ 50.225463] RAX: 0000000000000000 RBX: ffffed10028c7f78 RCX: ffffffff813a4050 [ 50.226640] RDX: ffff88800f3b1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.227840] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10028c7f2f [ 50.229025] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.230210] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801463fdf8 [ 50.231409] FS: 00007f62a0adf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.232746] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.233741] CR2: 00007ffe66173ef7 CR3: 000000000ded5000 CR4: 0000000000350ef0 [ 50.234944] Call Trace: [ 50.235374] [ 50.235790] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.236575] ? __create_object+0x59/0x80 [ 50.237300] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.238189] __vmalloc_noprof+0x59/0x60 [ 50.238897] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.239659] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.240515] bpf_prog_alloc+0x39/0x200 [ 50.241200] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.242054] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.242893] do_seccomp+0x349/0x25e0 [ 50.243516] ? find_held_lock+0x2b/0x80 [ 50.244218] ? do_prlimit+0x310/0x610 [ 50.244910] ? __pfx_do_seccomp+0x10/0x10 [ 50.245608] ? do_raw_spin_unlock+0x53/0x220 [ 50.246368] ? _raw_spin_unlock+0x1e/0x40 [ 50.247098] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.247976] ? static_key_count+0x60/0x80 [ 50.248714] prctl_set_seccomp+0x4e/0x70 [ 50.249388] __do_sys_prctl+0xe6c/0x1d70 [ 50.250106] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.250908] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.251802] ? irqentry_exit+0xf3/0x650 [ 50.252471] do_syscall_64+0xbf/0x430 [ 50.253149] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.254025] RIP: 0033:0x7f62a0fd15cd [ 50.254632] 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 [ 50.257594] RSP: 002b:00007ffe661718b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.258871] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f62a0fd15cd [ 50.260051] RDX: 000055ecfcf15e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.261229] RBP: 00007ffe66171910 R08: 0000000000000000 R09: 00007ffe66170fb0 [ 50.262404] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ed19f19ad0 [ 50.263593] R13: 00007ffe66171d40 R14: 000055ed19f1abc0 R15: 000055ed19f2b780 [ 50.264797] [ 50.265197] irq event stamp: 1707 [ 50.265791] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 50.267210] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 50.268608] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 50.270045] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 50.271446] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:45830' (ECDSA) to the list of known hosts. 2025/11/18 12:52:00 fuzzer started 2025/11/18 12:52:00 dialing manager at localhost:34383 2025/11/18 12:52:00 checking machine... 2025/11/18 12:52:00 checking revisions... [ 51.139340] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:52:00 testing simple program... [ 51.217293] cgroup: Unknown subsys name 'net' [ 51.280448] cgroup: Unknown subsys name 'cpuset' [ 51.293079] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 12:51:59 Registers: info registers vcpu 0 RAX=00000001000000fb RBX=ffff88806cf201b4 RCX=0000000000000830 RDX=0000000000000001 RSI=00000000000000fb RDI=ffffffff85a8dc88 RBP=0000000000000001 RSP=ffff88806ce08c28 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=0000000000000001 R11=0000000000000001 R12=1ffff1100d9c118b R13=1ffff1100d9e6e01 R14=ffff88806cf383c0 R15=0000000000000000 RIP=ffffffff813409ed RFL=00000012 [----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 00007fe31a01e900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3300000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe31a5d3650 CR3=0000000016426000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=00000000000290fb 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 fffffe5000000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffcfe7656a8 CR3=000000000e004000 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=31353a323120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3134325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303135 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000