[ 46.479609] ------------[ cut here ]------------ [ 46.480508] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.482503] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 46.483955] Modules linked in: [ 46.484808] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.486856] Tainted: [W]=WARN [ 46.487468] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.488918] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.489819] 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 [ 46.492929] RSP: 0018:ffff888016b07bc0 EFLAGS: 00010286 [ 46.493895] RAX: 0000000000000000 RBX: ffffed1002d60f78 RCX: ffffffff813a4050 [ 46.495167] RDX: ffff888009e5b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.496433] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d60f2f [ 46.497692] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.498968] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016b07df8 [ 46.500244] FS: 00007f197bbc8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.501676] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.502727] CR2: 00007fff7aadbef8 CR3: 000000000e52f000 CR4: 0000000000350ef0 [ 46.504024] Call Trace: [ 46.504484] [ 46.504879] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.505770] ? __create_object+0x59/0x80 [ 46.506529] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.507515] __vmalloc_noprof+0x59/0x60 [ 46.508265] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.509126] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.510050] bpf_prog_alloc+0x39/0x200 [ 46.510741] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.511680] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.512569] do_seccomp+0x349/0x25e0 [ 46.513276] ? find_held_lock+0x2b/0x80 [ 46.513977] ? do_prlimit+0x310/0x610 [ 46.514723] ? __pfx_do_seccomp+0x10/0x10 [ 46.515512] ? do_raw_spin_unlock+0x53/0x220 [ 46.516332] ? _raw_spin_unlock+0x1e/0x40 [ 46.517088] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.517980] ? static_key_count+0x60/0x80 [ 46.518781] prctl_set_seccomp+0x4e/0x70 [ 46.519569] __do_sys_prctl+0xe6c/0x1d70 [ 46.520360] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.521206] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.522167] ? irqentry_exit+0xf3/0x650 [ 46.522888] do_syscall_64+0xbf/0x430 [ 46.523623] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.524557] RIP: 0033:0x7f197c0ba5cd [ 46.525260] 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 [ 46.528389] RSP: 002b:00007fff7aada590 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.529733] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f197c0ba5cd [ 46.531054] RDX: 0000556dcb537e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.532320] RBP: 00007fff7aada5f0 R08: 0000000000000000 R09: 00007fff7aad9c90 [ 46.533595] R10: 0000000000000000 R11: 0000000000000246 R12: 0000556de5717b10 [ 46.534868] R13: 00007fff7aadaa20 R14: 0000556de57182b0 R15: 0000556de572c6f0 [ 46.536158] [ 46.536569] irq event stamp: 1849 [ 46.537216] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 46.538725] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 46.540243] softirqs last enabled at (1772): [] handle_softirqs+0x50c/0x770 [ 46.541757] softirqs last disabled at (1767): [] __irq_exit_rcu+0xc4/0x100 [ 46.543263] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.931297] ------------[ cut here ]------------ [ 49.932230] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.934214] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 49.935667] Modules linked in: [ 49.936287] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.938282] Tainted: [W]=WARN [ 49.938838] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.940561] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.941545] 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 [ 49.944749] RSP: 0018:ffff88801756fbc0 EFLAGS: 00010286 [ 49.945733] RAX: 0000000000000000 RBX: ffffed1002eadf78 RCX: ffffffff813a4050 [ 49.947032] RDX: ffff88801a528000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.948310] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eadf2f [ 49.949593] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.950886] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801756fdf8 [ 49.952190] FS: 00007fbec45c6900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.953632] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.954699] CR2: 00007fbec4ab8580 CR3: 0000000017fc3000 CR4: 0000000000350ef0 [ 49.956013] Call Trace: [ 49.956479] [ 49.956891] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.957791] ? __create_object+0x59/0x80 [ 49.958572] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.959543] __vmalloc_noprof+0x59/0x60 [ 49.960300] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.961178] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.962103] bpf_prog_alloc+0x39/0x200 [ 49.962802] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.963744] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.964651] do_seccomp+0x349/0x25e0 [ 49.965376] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.966275] ? __pfx_do_seccomp+0x10/0x10 [ 49.967072] ? find_held_lock+0x2b/0x80 [ 49.967791] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.968749] ? static_key_count+0x60/0x80 [ 49.969541] prctl_set_seccomp+0x4e/0x70 [ 49.970324] __do_sys_prctl+0xe6c/0x1d70 [ 49.971118] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.971934] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.972899] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.973871] ? irqentry_exit+0xf3/0x650 [ 49.974648] do_syscall_64+0xbf/0x430 [ 49.975391] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.976350] RIP: 0033:0x7fbec4ab85cd [ 49.977057] 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 [ 49.980258] RSP: 002b:00007ffe6e5a1cc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.981622] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbec4ab85cd [ 49.982920] RDX: 00005625453b7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.984210] RBP: 00007ffe6e5a1d20 R08: 0000000000000000 R09: 00007ffe6e5a13c0 [ 49.985498] R10: 0000000000000000 R11: 0000000000000246 R12: 000056256b934ad0 [ 49.986792] R13: 00007ffe6e5a2150 R14: 000056256b935bc0 R15: 000056256b946780 [ 49.988110] [ 49.988537] irq event stamp: 1785 [ 49.989201] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 49.990742] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 49.992274] softirqs last enabled at (1798): [] handle_softirqs+0x50c/0x770 [ 49.993824] softirqs last disabled at (1793): [] __irq_exit_rcu+0xc4/0x100 [ 49.995349] ---[ end trace 0000000000000000 ]--- [ 50.919919] ------------[ cut here ]------------ [ 50.920823] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.922811] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 50.924278] Modules linked in: [ 50.924854] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.926812] Tainted: [W]=WARN [ 50.927413] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.928879] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.929785] 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 [ 50.932925] RSP: 0018:ffff8880160cfbc0 EFLAGS: 00010286 [ 50.933901] RAX: 0000000000000000 RBX: ffffed1002c19f78 RCX: ffffffff813a4050 [ 50.935182] RDX: ffff888017193780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.936463] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c19f2f [ 50.937755] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.939037] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880160cfdf8 [ 50.940315] FS: 00007f0607489900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.941744] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.942805] CR2: 00007fff977bdef8 CR3: 000000000db3a000 CR4: 0000000000350ef0 [ 50.944097] Call Trace: [ 50.944555] [ 50.944963] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.945851] ? __create_object+0x59/0x80 [ 50.946627] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.947607] __vmalloc_noprof+0x59/0x60 [ 50.948370] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.949241] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.950169] bpf_prog_alloc+0x39/0x200 [ 50.950858] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.951795] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.952694] do_seccomp+0x349/0x25e0 [ 50.953406] ? find_held_lock+0x2b/0x80 [ 50.954167] ? do_prlimit+0x310/0x610 [ 50.954864] ? __pfx_do_seccomp+0x10/0x10 [ 50.955665] ? do_raw_spin_unlock+0x53/0x220 [ 50.956479] ? _raw_spin_unlock+0x1e/0x40 [ 50.957269] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.958233] ? static_key_count+0x60/0x80 [ 50.959036] prctl_set_seccomp+0x4e/0x70 [ 50.959767] __do_sys_prctl+0xe6c/0x1d70 [ 50.960551] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.961405] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.962362] ? irqentry_exit+0xf3/0x650 [ 50.963143] do_syscall_64+0xbf/0x430 [ 50.963842] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.964785] RIP: 0033:0x7f060797b5cd [ 50.965474] 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 [ 50.968636] RSP: 002b:00007fff977bb310 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.970013] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f060797b5cd [ 50.971333] RDX: 0000555719f75e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.972608] RBP: 00007fff977bb370 R08: 0000000000000000 R09: 00007fff977baa10 [ 50.973886] R10: 0000000000000000 R11: 0000000000000246 R12: 000055572e73cad0 [ 50.975166] R13: 00007fff977bb7a0 R14: 000055572e73dbc0 R15: 000055572e74e780 [ 50.976467] [ 50.976895] irq event stamp: 1725 [ 50.977543] hardirqs last enabled at (1735): [] __up_console_sem+0x78/0x80 [ 50.979111] hardirqs last disabled at (1744): [] __up_console_sem+0x5d/0x80 [ 50.980618] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 50.982149] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 50.983679] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:50602' (ECDSA) to the list of known hosts. 2025/11/19 00:55:08 fuzzer started 2025/11/19 00:55:08 dialing manager at localhost:34383 2025/11/19 00:55:08 checking machine... 2025/11/19 00:55:08 checking revisions... [ 51.883286] kmemleak: Automatic memory scanning thread ended 2025/11/19 00:55:09 testing simple program... [ 51.974110] cgroup: Unknown subsys name 'net' [ 52.031055] cgroup: Unknown subsys name 'cpuset' [ 52.044483] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 00:55:08 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=ffff88806ce37400 RCX=ffffffff814c2666 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806ce31cd0 RBP=ffff888016d50080 RSP=ffff88806ce08528 R8 =0000000000000000 R9 =fffffbfff0cc9f0a R10=ffffffff8664f857 R11=0000000000000001 R12=0000000000000001 R13=ffff88806ce37340 R14=ffff888016d50140 R15=ffff88806ce37578 RIP=ffffffff8149bbf3 RFL=00000096 [--S-AP-] 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 00007fbec45c6900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4500000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fbec4b7d618 CR3=000000001faa5000 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=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001eb8b 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=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 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00005566a3510cf8 CR3=000000000df95000 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=2037303a35353a303020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732037303a35353a3030203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000