[ 39.172683] ------------[ cut here ]------------ [ 39.173562] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.175529] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/231 [ 39.176941] Modules linked in: [ 39.177523] CPU: 1 UID: 104 PID: 231 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.179469] Tainted: [W]=WARN [ 39.180048] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.181499] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.182426] 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 [ 39.185554] RSP: 0018:ffff8880170dfbc0 EFLAGS: 00010286 [ 39.186508] RAX: 0000000000000000 RBX: ffffed1002e1bf78 RCX: ffffffff813a4050 [ 39.187766] RDX: ffff888017469bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.189032] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e1bf2f [ 39.190296] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.191677] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880170dfdf8 [ 39.192950] FS: 00007f1107bbc900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.194355] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.195392] CR2: 00007ffc9aedfef8 CR3: 000000000dfd4000 CR4: 0000000000350ef0 [ 39.196653] Call Trace: [ 39.197109] [ 39.197508] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.198386] ? __create_object+0x59/0x80 [ 39.199154] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.200097] __vmalloc_noprof+0x59/0x60 [ 39.200869] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.201725] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.202592] bpf_prog_alloc+0x39/0x200 [ 39.203316] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.204236] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.205126] do_seccomp+0x349/0x25e0 [ 39.205821] ? find_held_lock+0x2b/0x80 [ 39.206525] ? do_prlimit+0x310/0x610 [ 39.207256] ? __pfx_do_seccomp+0x10/0x10 [ 39.208019] ? do_raw_spin_unlock+0x53/0x220 [ 39.208840] ? _raw_spin_unlock+0x1e/0x40 [ 39.209568] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.210507] ? static_key_count+0x60/0x80 [ 39.211304] prctl_set_seccomp+0x4e/0x70 [ 39.212074] __do_sys_prctl+0xe6c/0x1d70 [ 39.212853] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.213701] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.214666] ? irqentry_exit+0xf3/0x650 [ 39.215391] do_syscall_64+0xbf/0x430 [ 39.216116] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.217077] RIP: 0033:0x7f11080ae5cd [ 39.217768] 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 [ 39.220923] RSP: 002b:00007ffc9aede880 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.222266] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f11080ae5cd [ 39.223556] RDX: 0000559fa39e1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.224857] RBP: 00007ffc9aede8e0 R08: 0000000000000000 R09: 00007ffc9aeddf80 [ 39.226136] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559fd3769240 [ 39.227425] R13: 00007ffc9aeded10 R14: 0000559fd3768bf0 R15: 0000559fd377d4d0 [ 39.228735] [ 39.229160] irq event stamp: 1723 [ 39.229803] hardirqs last enabled at (1733): [] __up_console_sem+0x78/0x80 [ 39.231319] hardirqs last disabled at (1742): [] __up_console_sem+0x5d/0x80 [ 39.232823] softirqs last enabled at (1338): [] handle_softirqs+0x50c/0x770 [ 39.234363] softirqs last disabled at (1333): [] __irq_exit_rcu+0xc4/0x100 [ 39.235866] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.565823] ------------[ cut here ]------------ [ 42.566764] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.568746] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 42.570197] Modules linked in: [ 42.570829] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.572880] Tainted: [W]=WARN [ 42.573439] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.574908] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.575827] 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 [ 42.579019] RSP: 0018:ffff8880177efbc0 EFLAGS: 00010286 [ 42.579999] RAX: 0000000000000000 RBX: ffffed1002efdf78 RCX: ffffffff813a4050 [ 42.581304] RDX: ffff888015a2b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.582594] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002efdf2f [ 42.583915] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.585220] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880177efdf8 [ 42.586520] FS: 00007f81d8a5a900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.587969] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.589045] CR2: 00007ffe60cd4ef8 CR3: 000000001e939000 CR4: 0000000000350ef0 [ 42.590348] Call Trace: [ 42.590851] [ 42.591265] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.592173] ? __create_object+0x59/0x80 [ 42.592976] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.593943] __vmalloc_noprof+0x59/0x60 [ 42.594691] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.595507] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.596438] bpf_prog_alloc+0x39/0x200 [ 42.597171] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.598094] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.598984] do_seccomp+0x349/0x25e0 [ 42.599711] ? find_held_lock+0x2b/0x80 [ 42.600438] ? do_prlimit+0x310/0x610 [ 42.601175] ? __pfx_do_seccomp+0x10/0x10 [ 42.601960] ? do_raw_spin_unlock+0x53/0x220 [ 42.602802] ? _raw_spin_unlock+0x1e/0x40 [ 42.603536] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.604511] ? static_key_count+0x60/0x80 [ 42.605309] prctl_set_seccomp+0x4e/0x70 [ 42.606075] __do_sys_prctl+0xe6c/0x1d70 [ 42.606851] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.607726] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.608737] ? irqentry_exit+0xf3/0x650 [ 42.609485] do_syscall_64+0xbf/0x430 [ 42.610236] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.611198] RIP: 0033:0x7f81d8f4c5cd [ 42.611891] 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 [ 42.615107] RSP: 002b:00007ffe60cd2480 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.616475] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f81d8f4c5cd [ 42.617763] RDX: 0000561dd4eb8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.619057] RBP: 00007ffe60cd24e0 R08: 0000000000000000 R09: 00007ffe60cd1b80 [ 42.620374] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561de905ead0 [ 42.621672] R13: 00007ffe60cd2910 R14: 0000561de905fbc0 R15: 0000561de9070780 [ 42.622987] [ 42.623424] irq event stamp: 1757 [ 42.624080] hardirqs last enabled at (1767): [] __up_console_sem+0x78/0x80 [ 42.625590] hardirqs last disabled at (1776): [] __up_console_sem+0x5d/0x80 [ 42.627156] softirqs last enabled at (1660): [] handle_softirqs+0x50c/0x770 [ 42.628742] softirqs last disabled at (1655): [] __irq_exit_rcu+0xc4/0x100 [ 42.630274] ---[ end trace 0000000000000000 ]--- [ 43.472349] ------------[ cut here ]------------ [ 43.473120] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.474747] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/248 [ 43.475951] Modules linked in: [ 43.476448] CPU: 1 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 43.478284] Tainted: [W]=WARN [ 43.478854] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.480076] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.480849] 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 [ 43.483490] RSP: 0018:ffff888016c37bc0 EFLAGS: 00010286 [ 43.484316] RAX: 0000000000000000 RBX: ffffed1002d86f78 RCX: ffffffff813a4050 [ 43.485380] RDX: ffff8880177ab780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.486442] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d86f2f [ 43.487505] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.488590] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016c37df8 [ 43.489670] FS: 00007f336bd68900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 43.490859] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.491739] CR2: 00007ffeb9008ef8 CR3: 000000000fb52000 CR4: 0000000000350ef0 [ 43.492812] Call Trace: [ 43.493196] [ 43.493530] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.494276] ? __create_object+0x59/0x80 [ 43.494920] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.495719] __vmalloc_noprof+0x59/0x60 [ 43.496317] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.497041] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.497808] bpf_prog_alloc+0x39/0x200 [ 43.498378] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.499142] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.499885] do_seccomp+0x349/0x25e0 [ 43.500451] ? find_held_lock+0x2b/0x80 [ 43.501082] ? do_prlimit+0x310/0x610 [ 43.501690] ? __pfx_do_seccomp+0x10/0x10 [ 43.502306] ? do_raw_spin_unlock+0x53/0x220 [ 43.503001] ? _raw_spin_unlock+0x1e/0x40 [ 43.503616] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.504425] ? static_key_count+0x60/0x80 [ 43.505096] prctl_set_seccomp+0x4e/0x70 [ 43.505751] __do_sys_prctl+0xe6c/0x1d70 [ 43.506371] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.507082] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.507875] ? irqentry_exit+0xf3/0x650 [ 43.508476] do_syscall_64+0xbf/0x430 [ 43.509103] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.509888] RIP: 0033:0x7f336c25a5cd [ 43.510436] 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 [ 43.513083] RSP: 002b:00007ffeb9007440 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.514212] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f336c25a5cd [ 43.515293] RDX: 0000563a513c0e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.516368] RBP: 00007ffeb90074a0 R08: 0000000000000000 R09: 00007ffeb9006b40 [ 43.517441] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563a7488dad0 [ 43.518512] R13: 00007ffeb90078d0 R14: 0000563a7488ebc0 R15: 0000563a7489f780 [ 43.519596] [ 43.519970] irq event stamp: 1811 [ 43.520479] hardirqs last enabled at (1819): [] __up_console_sem+0x78/0x80 [ 43.521735] hardirqs last disabled at (1828): [] __up_console_sem+0x5d/0x80 [ 43.522996] softirqs last enabled at (1344): [] handle_softirqs+0x50c/0x770 [ 43.524301] softirqs last disabled at (1321): [] __irq_exit_rcu+0xc4/0x100 [ 43.525566] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:61925' (ECDSA) to the list of known hosts. 2025/11/18 12:46:57 fuzzer started 2025/11/18 12:46:57 dialing manager at localhost:34383 2025/11/18 12:46:57 checking machine... 2025/11/18 12:46:57 checking revisions... [ 44.410879] kmemleak: Automatic memory scanning thread ended 2025/11/18 12:46:57 testing simple program... [ 44.489912] cgroup: Unknown subsys name 'net' [ 44.553987] cgroup: Unknown subsys name 'cpuset' [ 44.572410] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 12:46:56 Registers: info registers vcpu 0 RAX=00000000ffffffff RBX=ffff888009ff0000 RCX=ffffffff8360f3e2 RDX=ffffc90000660000 RSI=ffffffff8360f3ef RDI=0000000000000005 RBP=0000000000000000 RSP=ffff88806ce08ea8 R8 =0000000000000000 R9 =ffffed10013fe2b7 R10=0000000000000000 R11=0000000000000001 R12=0000000000000000 R13=ffff888009ff15b8 R14=ffff888009ff11d0 R15=000000000000000a RIP=ffffffff8360f41c 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 00007f81d8a5a900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3b00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe60ccc000 CR3=000000001e9b4000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000029329 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 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f65641e36a8 CR3=000000000d674000 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=4883b98d036aca8f0049ff90cf519eff XMM02=00000000003021f0ec2efd57dc4c00df XMM03=000000000030e1602779faa8d612f443 XMM04=0fc723c6686e77c300000000000ae988 XMM05=a9688cf2b2da6697000000000031f058 XMM06=d74844bf967d85ba000000000031ea50 XMM07=e042d86d42eb936e000000000030e3e0 XMM08=2779faa8d612f4430000000000302250 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000