[ 45.856349] ------------[ cut here ]------------ [ 45.857275] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.859337] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/234 [ 45.860791] Modules linked in: [ 45.861401] CPU: 0 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 45.863377] Tainted: [W]=WARN [ 45.863962] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.866871] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.867747] 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 [ 45.871010] RSP: 0018:ffff8880194e7bc0 EFLAGS: 00010286 [ 45.872014] RAX: 0000000000000000 RBX: ffffed100329cf78 RCX: ffffffff813a4050 [ 45.873306] RDX: ffff88800f82d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.874614] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100329cf2f [ 45.875902] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.877199] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880194e7df8 [ 45.878509] FS: 00007fb6da784900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 45.879956] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.881012] CR2: 00007fb6dac76580 CR3: 000000001d082000 CR4: 0000000000350ef0 [ 45.882313] Call Trace: [ 45.882782] [ 45.883246] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.884162] ? __create_object+0x59/0x80 [ 45.884950] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.885925] __vmalloc_noprof+0x59/0x60 [ 45.886662] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.887542] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.888485] bpf_prog_alloc+0x39/0x200 [ 45.889216] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.890167] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.891072] do_seccomp+0x349/0x25e0 [ 45.891762] ? __pfx_css_rstat_updated+0x10/0x10 [ 45.892678] ? __pfx_do_seccomp+0x10/0x10 [ 45.893462] ? find_held_lock+0x2b/0x80 [ 45.894232] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 45.895212] ? static_key_count+0x60/0x80 [ 45.896035] prctl_set_seccomp+0x4e/0x70 [ 45.896781] __do_sys_prctl+0xe6c/0x1d70 [ 45.897570] ? __pfx___do_sys_prctl+0x10/0x10 [ 45.898437] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.899407] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 45.900370] ? irqentry_exit+0xf3/0x650 [ 45.901129] do_syscall_64+0xbf/0x430 [ 45.901876] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 45.902828] RIP: 0033:0x7fb6dac765cd [ 45.903497] 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 [ 45.906717] RSP: 002b:00007ffcebf25b30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 45.908096] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fb6dac765cd [ 45.909387] RDX: 000055b7880fae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 45.910721] RBP: 00007ffcebf25b90 R08: 0000000000000000 R09: 00007ffcebf25230 [ 45.912059] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b7bf490ad0 [ 45.913370] R13: 00007ffcebf25fc0 R14: 000055b7bf491bc0 R15: 000055b7bf4a2780 [ 45.914710] [ 45.915177] irq event stamp: 2075 [ 45.915828] hardirqs last enabled at (2085): [] __up_console_sem+0x78/0x80 [ 45.917393] hardirqs last disabled at (2104): [] __up_console_sem+0x5d/0x80 [ 45.918828] softirqs last enabled at (2102): [] handle_softirqs+0x50c/0x770 [ 45.920144] softirqs last disabled at (2093): [] __irq_exit_rcu+0xc4/0x100 [ 45.921418] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.567370] ------------[ cut here ]------------ [ 48.568311] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.570389] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 48.572078] Modules linked in: [ 48.572678] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 48.574830] Tainted: [W]=WARN [ 48.575398] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.577049] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.578107] 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 [ 48.581308] RSP: 0018:ffff8880175b7bc0 EFLAGS: 00010286 [ 48.582435] RAX: 0000000000000000 RBX: ffffed1002eb6f78 RCX: ffffffff813a4050 [ 48.583914] RDX: ffff88800a019bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.585334] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb6f2f [ 48.586648] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.587920] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880175b7df8 [ 48.589212] FS: 00007f8b6a0c3900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 48.590679] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.591740] CR2: 00007f8b6a5b5580 CR3: 000000001770b000 CR4: 0000000000350ef0 [ 48.593019] Call Trace: [ 48.593498] [ 48.593950] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.594875] ? __create_object+0x59/0x80 [ 48.595620] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.596585] __vmalloc_noprof+0x59/0x60 [ 48.597323] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.598210] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.599139] bpf_prog_alloc+0x39/0x200 [ 48.599882] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.600757] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.601657] do_seccomp+0x349/0x25e0 [ 48.602389] ? __pfx_css_rstat_updated+0x10/0x10 [ 48.603294] ? __pfx_do_seccomp+0x10/0x10 [ 48.604078] ? find_held_lock+0x2b/0x80 [ 48.604831] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.605743] ? static_key_count+0x60/0x80 [ 48.606550] prctl_set_seccomp+0x4e/0x70 [ 48.607320] __do_sys_prctl+0xe6c/0x1d70 [ 48.608108] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.608962] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.609922] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.610892] ? irqentry_exit+0xf3/0x650 [ 48.611601] do_syscall_64+0xbf/0x430 [ 48.612345] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.613294] RIP: 0033:0x7f8b6a5b55cd [ 48.613996] 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 [ 48.617189] RSP: 002b:00007ffd45f349f0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.618576] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f8b6a5b55cd [ 48.619862] RDX: 000055a002929e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.621149] RBP: 00007ffd45f34a50 R08: 0000000000000000 R09: 00007ffd45f340f0 [ 48.622449] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a03702dbf0 [ 48.623739] R13: 00007ffd45f34e80 R14: 000055a037037380 R15: 000055a037042460 [ 48.625045] [ 48.625472] irq event stamp: 1821 [ 48.626126] hardirqs last enabled at (1831): [] __up_console_sem+0x78/0x80 [ 48.627139] hardirqs last disabled at (1840): [] __up_console_sem+0x5d/0x80 [ 48.628105] softirqs last enabled at (1714): [] handle_softirqs+0x50c/0x770 [ 48.629088] softirqs last disabled at (1709): [] __irq_exit_rcu+0xc4/0x100 [ 48.630060] ---[ end trace 0000000000000000 ]--- [ 49.381214] ------------[ cut here ]------------ [ 49.382258] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.383969] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 49.385377] Modules linked in: [ 49.385941] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.387741] Tainted: [W]=WARN [ 49.388246] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.389605] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.390390] 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 [ 49.393277] RSP: 0018:ffff888017237bc0 EFLAGS: 00010286 [ 49.394181] RAX: 0000000000000000 RBX: ffffed1002e46f78 RCX: ffffffff813a4050 [ 49.395611] RDX: ffff88800c945340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.396834] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e46f2f [ 49.398018] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.399091] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017237df8 [ 49.400158] FS: 00007f32205d8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.401356] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.402395] CR2: 00007ffd25833ef8 CR3: 00000000102ea000 CR4: 0000000000350ef0 [ 49.403675] Call Trace: [ 49.404130] [ 49.404488] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.405346] ? __create_object+0x59/0x80 [ 49.406049] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.406912] __vmalloc_noprof+0x59/0x60 [ 49.407686] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.408487] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.409343] bpf_prog_alloc+0x39/0x200 [ 49.410023] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.410828] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.411553] do_seccomp+0x349/0x25e0 [ 49.412208] ? find_held_lock+0x2b/0x80 [ 49.412883] ? do_prlimit+0x310/0x610 [ 49.413528] ? __pfx_do_seccomp+0x10/0x10 [ 49.414295] ? do_raw_spin_unlock+0x53/0x220 [ 49.415036] ? _raw_spin_unlock+0x1e/0x40 [ 49.415699] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.416596] ? static_key_count+0x60/0x80 [ 49.417367] prctl_set_seccomp+0x4e/0x70 [ 49.418120] __do_sys_prctl+0xe6c/0x1d70 [ 49.418778] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.419579] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.420459] ? irqentry_exit+0xf3/0x650 [ 49.421166] do_syscall_64+0xbf/0x430 [ 49.421891] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.422827] RIP: 0033:0x7f3220aca5cd [ 49.423414] 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 [ 49.426242] RSP: 002b:00007ffd25831a10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.427419] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3220aca5cd [ 49.428521] RDX: 0000557b0601be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.429627] RBP: 00007ffd25831a70 R08: 0000000000000000 R09: 00007ffd25831110 [ 49.430741] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557b0c8cf2b0 [ 49.431844] R13: 00007ffd25831ea0 R14: 0000557b0c8d1d20 R15: 0000557b0c8e38d0 [ 49.432962] [ 49.433323] irq event stamp: 2883 [ 49.433878] hardirqs last enabled at (2893): [] __up_console_sem+0x78/0x80 [ 49.435188] hardirqs last disabled at (2902): [] __up_console_sem+0x5d/0x80 [ 49.436493] softirqs last enabled at (2806): [] handle_softirqs+0x50c/0x770 [ 49.437822] softirqs last disabled at (2799): [] __irq_exit_rcu+0xc4/0x100 [ 49.439141] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:27238' (ECDSA) to the list of known hosts. 2025/11/18 03:26:50 fuzzer started 2025/11/18 03:26:50 dialing manager at localhost:37895 2025/11/18 03:26:50 checking machine... 2025/11/18 03:26:50 checking revisions... [ 50.355075] kmemleak: Automatic memory scanning thread ended 2025/11/18 03:26:50 testing simple program... [ 50.447705] cgroup: Unknown subsys name 'net' [ 50.524729] cgroup: Unknown subsys name 'cpuset' [ 50.546611] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 03:26:49 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff88806ce08b18 RCX=ffff88806ce089a4 RDX=1ffff1100d9c1164 RSI=ffffffff81b2a0b4 RDI=ffff88806ce08b20 RBP=000000000000000e RSP=ffff88806ce08a30 R8 =ffffffff86a49c3a R9 =ffff88806ce08a90 R10=000000000003c9ed R11=0000000000012f69 R12=ffff88806ce08b18 R13=0000000000000000 R14=ffff8880169e9bc0 R15=ffff88800945d3c0 RIP=ffffffff81618fee RFL=00000212 [----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 00007f8b6a0c3900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8b6a67a618 CR3=000000000d4c9000 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=00000000000267d3 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=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=00007ffe0df4ea78 CR3=000000000dd44000 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=c9f6b8f16a2076973b437b1a2a43181a XMM02=0000000000306320eff9b2d0a8fce9cb XMM03=00000000003063f02c67c8bc2e329bc3 XMM04=d3a7a8019801addb00000000000ae988 XMM05=d96330e2d2db863200000000003210c0 XMM06=474038aa6c007e1f0000000000320f48 XMM07=e042d86d42eb936e0000000000311730 XMM08=273c2cdcadbb39a300000000003063f0 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000